IBI Shinsuke
Faculty of Science and Engineering Department of Electronics
Professor
Last Updated :2021/08/05

Researcher Profile and Settings

Profile and Settings

  • Research funding number

    10448087

Research Interests

  • Radio communication systems
  • Information theory
  • Digital signal processing
  • Signal detection theory

Research Areas

  • Informatics/Information networks

Academic & Professional Experience

  • Professor, Faculty of Science and Engineering, Doshisha University, 2021/04 - Today
  • Associate Professor, Faculty of Science and Engineering, Doshisha University, 2019/04 - 2021/03
  • Associate Professor, Graduate School of Engineering, Osaka University Graduate School of Engineering Division of Electrical, Electronic and Information Engineering, 2015/04 - 2019/03
  • Assisrant Professor, Graduate School of Engineering, Osaka University Graduate School of Engineering Division of Electrical, Electronic and Information Engineering, 2007/04 - 2015/03
  • Visiting Researcher, School of Electronics and Computer Science, University of Southampton, UK, 2010/04 - 2011/03
  • Assisrant Professor, Graduate School of Engineering, Osaka University Graduate School of Engineering Division of Electrical, Electronic and Information Engineering, 2006/09 - 2007/03
  • Visiting Researcher, Electronic Measurement Research Lab., Ilmenau University of Technology, Germany, 2006/01 - 2006/02
  • Visiting Researcher, Centre for Wireless Communications, University of Oulu, Finland, 2005/04 - 2005/12

Education

  • Osaka University, Graduate School of Engineering, 2004/04 - 2006/08
  • Osaka University, Graduate School of Engineering, 2002/04 - 2004/03
  • Suzuka National College of Technology, Advanced Engineering Faculty, 1999/04 - 2002/03
  • Suzuka National College of Technology, 1994/04 - 1999/03

Academic Degrees

  • Ph.D., Osaka University
  • M.E., Osaka University

Association Memberships

  • Institute of Navigation
  • IEEE
  • IEICE

Committee Memberships

  • Transactions on Communications Editorial Committee, Editor, 2021/06 - Today, IEICE, Academic society
  • Technical Committee on Radio Communication Systems (RCS), Committee member, 2019/05 - Today, IEICE
  • Technical Committee on Smart Radio (SR), Committee member, 2016/05 - Today, IEICE, Academic society
  • Technical Committee on Information Theory (IT), Committee member, 2016/05 - Today, IEICE, Academic society
  • Transactions on Communications Editorial Committee, Reviewer, 2009/07 - Today, IEICE, Academic society
  • Transactions on Communications, Special Section, Associate editor, 2020/09 -2021/09, IEICE, Academic society
  • Technical Committee on Signal Processing (SIP), Committee member, 2015/06 -2021/06, IEICE, Academic society
  • Transactions on Communications Editorial Committee, Associate Editor, 2017/06 -2021/05, IEICE, Academic society
  • INTERNATIONAL UNION OF RADIO SCIENCE, Committee member, 2018/04 -2021/03, UNION RADIO-SCIENTIFIQUE INTERNATIONALE, Academic society
  • Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Special Section, Associate editor, 2019/06 -2020/12, IEICE, Academic society
  • Technical Committee on Radio Communication Systems (RCS), Assistant, 2016/05 -2020/06, IEICE, Academic society
  • Transactions on Fundamentals of Electronics, Communications and Computer Sciences, Special Section, Associate editor, 2018/06 -2019/12, IEICE, Academic society
  • Transactions on Communications, Special Section, Editor, 2018/08 -2019/08, IEICE, Academic society
  • Editorial Committee on the Journal of IEICE [E], Committee member, 2017/06 -2019/05, IEICE, Academic society
  • Wireless Communications and Networking (WCN), Technical Committee Chair, 2017/02 -2019/01, The Asia-Pacific Signal and Information Processing Association (APSIPA), Academic society
  • Transactions on Communications, Special Section, Associate Editor, 2015/04 -2016/12, IEICE, Academic society
  • Editorial Committee on the Journal of IEICE [B], Committee member, 2014/06 -2016/06, IEICE, Academic society
  • Technical Committee on Radio Communication Systems (RCS), Committee member, 2012/05 -2016/06, IEICE, Academic society
  • Technical Committee on Software Radio (SR), Committee member, 2009/05 -2015/06, IEICE, Academic society
  • Secretary, Kansai Section, 2013/05 -2015/04, IEICE, Academic society
  • Delegates, 2014/04 -2015/03, IEICE, Academic society
  • Transactions on Communications, Special Section, Associate Editor, 2011/04 -2012/04, IEICE, Academic society
  • Transactions on Communications (Japanese Edition), Special Section, Editor, 2006/11 -2007/11, IEICE, Academic society

Awards & Honors

  • IEICE Communications Society:Distinguished Contributions Award
    Sep. 2020, IEICE
  • IEICE Communications Society Excellent Paper Award
    May 2020, IEICE, Design of Criterion for Adaptively Scaled Belief in Iterative Large MIMO Detection
  • IEICE Communications Society:Distinguished Contributions Award
    Sep. 2019, IEICE, Award from Japanese society, conference, symposium, etc., JPN
  • IEICE Communications Society Excellent Paper Award
    May 2019, IEICE Communications Society, An Iterative Cancellation Technique for Adjacent Channel Interference Induced by Amplifier Nonlinearity in 60 GHz Band Wireless Communication Systems, Honored in official journal of a scientific society, scientific journal, JPN
  • IEICE Communications Society Excellent Paper Award
    May 2018, IEICE Communications Society, On Approximated LLR for Single Carrier Millimeter-Wave Transmissions in the Presence of Phase Noise, Honored in official journal of a scientific society, scientific journal, JPN
  • IEICE Communications Society:Distinguished Contributions Award
    Sep. 2017, IEICE, Award from Japanese society, conference, symposium, etc., JPN
  • SmartCom2016 Best Paper Award
    May 2016, IEICE Technical Committee on Software Defined Radio, Award from Japanese society, conference, symposium, etc., JPN
  • The Institute of Electronics, Information andCommunication Engineers Best Paper Award
    Jun. 2015, IEICE, High Rate Turbo Code with XOR Coded Parity Compression, Honored in official journal of a scientific society, scientific journal, JPN
  • IEICE Kansai Branch:Distinguished Contributions Award
    Apr. 2015, IEICE Kansai branch, Award from Japanese society, conference, symposium, etc., JPN
  • IEICE Communications Society:Distinguished Contributions Award
    Sep. 2014, IEICE, Award from Japanese society, conference, symposium, etc., JPN
  • Presidential Awards for Encouragement in Research
    Jul. 2014, Osaka University, Other, JPN
  • IEICE Communications Society:Distinguished Contributions Award
    Sep. 2011, IEICE, Award from Japanese society, conference, symposium, etc., JPN
  • IEICE Young Researcher's Award
    Mar. 2011, IEICE, Award from Japanese society, conference, symposium, etc., JPN
  • IEICE Communications Society:Distinguished ContributionsAward
    Sep. 2009, IEICE, Award from Japanese society, conference, symposium, etc., JPN
  • 第24回電気通信普及財団賞(テレコムシステム技術賞)
    Mar. 2009, The Telecommunications Advancement Foundation, Award from publisher, newspaper, foundation, etc., JPN
  • Special Technical Award in Software Defined Radio
    May 2008, IEICE Technical Committee on Software Defined Radio, Award from Japanese society, conference, symposium, etc., JPN
  • The Institute of Electronics, Information andCommunication Engineers Best Paper Award
    May 2008, IEICE, Turbo Equalization: Fundamentals and Information Theoretic Considerations, Honored in official journal of a scientific society, scientific journal, JPN
  • Active Research Award in Radio Communication Systems
    May 2005, IEICE Technical Committee on Radio Communication Systems, Award from Japanese society, conference, symposium, etc., JPN
  • YRP Young Researcer Award
    Jul. 2004, YRP Award Committee, Award from publisher, newspaper, foundation, etc., JPN
  • IEEE VTS Japan 2004 Young Researcher's Encouragement Award 2004
    May 2004, IEEE VTS Japan Chapter, Award from international society, conference, symposium, etc., JPN

Published Papers

  • A study on Negentropy-Aware Deep Unfolding for Coded MIMO Detection via Gaussian Belief Propagation
    Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Kazushi Muraoka, Takanobu Doi, Naoto Ishii, Seiichi Sampei
    IEICE Tech. Rep., 121(103)86 - 91, 07 Jul. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Quantization Noise-Aware Gaussian Belief Propagation for Large MIMO Detection with Low-Resolution ADCs
    Itsuki Watanabe, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep., 121(72)232 - 237, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Deep Unfolding-Aided Quantized AMP for High-Dimensional Signal Detection
    Atsunori Shimamura, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep., 121(72)226 - 231, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Suppression of Self-noise Propagation in Gaussian BP and GAMP for Correlated MIMO Detection
    Ryota Tamaki, Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sanpei
    IEICE Tech. Rep., 121(72)220 - 225, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Phase-Noise-Aware LLR Calculation for Millimeter-wave MIMO Systems with High-Order Modulation
    Daiki Wakumoto, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep., 121(72)214 - 219, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Deep Unfolding-Aided Belief Propagation for Error Correction Decoding of CRC Code
    Qilin Zhang, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 121(72)157 - 162, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Gaussian Belief Propagation Detector for High-Dimensional OTFS Modulation
    Yuya Ito, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai, Noboru Osawa, Kosuke Yamazaki, Yoji Kishi
    IEICE Tech. Rep., 121(72)151 - 156, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Recurrent Neural Network Aided GNSS Positioning
    Kohei Nishioka, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 121(72)145 - 150, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Low-Complexity Large MIMO Detection Based on Beam-Domain Local LMMSE Filters
    Takumi Yoshida, Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep., 121(72)127 - 132, 16 Jun. 2021, Japanese, Research paper (conference, symposium, etc.)
  • Bayesian Joint Channel and Data Estimation for Correlated Large MIMO with Non-orthogonal Pilots
    Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    2021 IEEE International Conference on Communications (ICC), 1 - 6, 14 Jun. 2021, English, Research paper (international conference proceedings)
  • Channel Estimation and Equalization for CP-OFDM-based OTFS in Fractional Doppler Channels
    N. Hashimoto, N. Osawa, K. Yamazaki, S. Ibi
    2021 IEEE International Conference on Communications Workshops (ICC Workshops), 1 - 7, 14 Jun. 2021, English, Research paper (international conference proceedings)
  • A Study on Trainable Gaussian Belief Propagation Using Deep Unfolding for Large NOMA Detection
    Ryuichi Kume, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 120(404)240 - 245, 05 Mar. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Gaussian Belief Propagation with Whitening Filter for Faster-than-Nyquist Transmissions
    Natsuki Yanai, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 120(404)13 - 18, 03 Mar. 2021, Japanese, Research paper (conference, symposium, etc.)
  • Measurement of Received Polarization Characteristics by a Vehicle-Mounted Antenna in Cellular Communication Environments
    Okamoto Seiryu, Kawai Yuki, Hijirikawa Kei, Hisato Iwai, Shinsuke Ibi
    27 Jan. 2021, English, Research paper (international conference proceedings)
  • A Study on Self-Interference Canceller Based In-Band Full-Duplex using Software Defined Radio in Pilot Contamination Environments
    Kensuke Tomita, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 120(322)164 - 169, 22 Jan. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study of Pilot Assignment Optimization Based on Statistical Beam Selection for Large Multi-User MIMO
    Yuichi Ochi, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep., 120(322)87 - 92, 21 Jan. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Secret Key Agreement Scheme by Vector Quantization of Correlated MIMO Channel Matrix
    Tomoyuki Higashide, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 120(322)34 - 39, 21 Jan. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Log Likelihood Ratio for Iterative Detection and Decoding of LoRa Modulation
    Takuya Mihara, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 120(322)28 - 33, 21 Jan. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Large-Scaled Signal Processing for Diversity Receptions in GNSS Positioning
    Kosuke Kiyama, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep., 120(322)17 - 22, 21 Jan. 2021, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Higher-Order Large MIMO Detection via Concatenated Beam- and Antenna- Domain Layered BP
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep., 120(298)79 - 84, 18 Dec. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Improvement of Estimation Accuracy of Efficient Ray-Tracing Calculation by Restriction of Propagation Paths
    Kentaro Yamane, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep., 120(299)7 - 12, 17 Dec. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Joint Channel and Data Estimation via Belief Propagation for Correlated Large MIMO Systems
    Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep., 120(249)7 - 12, 18 Nov. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A study on independent component analysis aided channel estimation for interference management
    Taichi Kasai, Shinsuke Ibi, Hideichi Sasaoka, Hisato Iwai
    The Harris science review of Doshisha University, 61(3)176 - 183, 31 Oct. 2020, Japanese, Research paper (bulletin of university, research institution)
  • Performance Improvement of Space Selective Modulation by Increasing Number of Transmitting Antennas
    Daiki Fukushima, Hideichi Sasaoka, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 120, 02 Oct. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Position Estimation Method of Unknown Signal Source Based on Received Signal Strength
    Yuki Kawai, Seiryu Okamoto, Ryo Goto, Takato Akiyama, Satoru Simizu, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 120(171)98 - 99, 17 Sep. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Analysis of LOS (Line-of-Sight) Probability in Simultaneous Connection of Multiple Base Stations
    Ryo Goto, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 120(171)96 - 97, 17 Sep. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Investigation of Fading Correlation Characteristics Considering Human Body Shadowing
    Takato Akiyama, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 120(171)94 - 95, 17 Sep. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Self-Interference Canceller Based on Differential Coding in In-Band Full-Duplex Communication in Pilot Contamination Environments
    Kensuke Tomita, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep, 120(130)43 - 48, 13 Aug. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A study on PAPR suppression using vector perturbation in OFD
    Yasunao Sugimoto, Shinsuke Ibi, Hideichi Sasaoka, Hisato Iwai
    The Harris science review of Doshisha University, 61(2)108 - 115, 31 Jul. 2020, Japanese, Research paper (bulletin of university, research institution)
  • Effect of spatial expansion on radio wave propagation characteristics in large-scale indoor space
    Yuto Nishitsuji, Shigeo Gotoh, Hisato Iwai, Shinsuke Ibi
    The Harris science review of Doshisha University, 61(2)53 - 61, 31 Jul. 2020, Japanese, Research paper (bulletin of university, research institution)
  • A Study on Deep Unfolding-aided Gaussian Belief Propagation for Correlated Large MIMO Signal Detection
    Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Kazushi Muraoka, Naoto Ishii, Seiichi Sampei
    IEICE Tech. Rep, 120(89)25 - 30, 09 Jul. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Consideration on Efficient Calculation of Ray-Tracing Based on Simple Modeling of Actual Environment and Restriction of Propagation Paths
    Kentaro Yamane, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 120(97)39 - 44, 08 Jul. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Gaussian Belief Propagation for Sparse Superposition Code in Massive NOMA Detection
    Ryuichi Kume, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep, 120(74)133 - 138, 17 Jun. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Iterative Detection and Decoding for LoRa Modulation
    Takuya Mihara, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep, 120(74)127 - 132, 17 Jun. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on GNSS Positioning using Neural Network
    Yuki Hayama, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep, 120(74)121 - 126, 17 Jun. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Trainable Gaussian Belief Propagation Using Deep Unfolding for Large MIMO Signal Detection
    Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Kazushi Muraoka, Naoto Ishii, Seiichi Sampei
    IEICE Tech. Rep, 120(74)109 - 114, 17 Jun. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Bilinear Gaussian Belief Propagation for Iterative Channel and Data Estimation in Large MIMO Systems
    Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 120(74)103 - 108, 17 Jun. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on DLDC-Aided Joint Signal Processing for Unified Optical and Wireless Channels
    Yoshikatsu Wakabayashi, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Tech. Rep, 120(74)73 - 77, 17 Jun. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Indoor Localization for a Multiuser Environment based on Unified Fingerprint of Wi-Fi and Bluetooth Low Energy using Machine Learning
    Shunsuke Tsuchida, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 119(448)177 - 182, 05 Mar. 2020, Japanese, Research paper (conference, symposium, etc.)
  • LUT-based Approximate Message Passing Using Information Bottleneck for Massive MIMO Detection
    Liwen Wang, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 119(448)81 - 86, 04 Mar. 2020, English, Research paper (conference, symposium, etc.)
  • Measurement of Received Polarization Characteristics by a Car-Mounted Antenna in Cellular Communication Environments
    Seiryu Okamoto, Yuki Kawai, Kei HIjirikawa, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 119(418)81 - 84, 21 Feb. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Analysis of Influence of Multipath Waves on a Position Detection Method based on DOA Estimation in an Indoor Environment
    Takuma Inui, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 119(418)47 - 51, 21 Feb. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Effect of Spatial Expansion on Radio Wave Propagation Characteristics in Large-scale Indoor Space
    Yuto Nishitsuji, Shigeo Gotoh, Hisato Iwai, Shinsuke Ibi
    IEICE Tech. Rep, 119(379)129 - 134, 24 Jan. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on CNN based Indoor Localization with BLE with Compass Sensor
    Kodai Tasaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 119(378)117 - 122, 23 Jan. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Noise Reduction in Physical Layer Secret Key Agreement using Multi-Antenna
    Tomoyuki Higashide, Shinsuke Ibi, Hisato Iwai, Hideichi Sasaoka
    IEICE Tech. Rep, 119(378)111 - 116, 23 Jan. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Computational Reduction of PAPR Suppression Using Vector Perturbation in OFDM
    Yasunao Sugimoto, Shinsuke Ibi, Hisato Iwai, Hideichi Sasaoka
    IEICE Tech. Rep, 119(378)40 - 50, 23 Jan. 2020, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Channel Estimation by Using Independent Component Analysis in Large-scale MIMO Systems
    Taichi Kasai, Shinsuke Ibi, Hisato Iwai, Hideichi Sasaoka
    IEICE Tech. Rep, 119(378)7 - 11, 23 Jan. 2020, Japanese, Research paper (conference, symposium, etc.)
  • Low-Complexity Beam-Domain Channel Estimation with Long-Term Statistics for Large MIMO Detection
    Takumi Takahashi, Antti Tolli, Shinsuke Ibi, Seiichi Sampei
    Proc. of GLOBECOM2019, Dec. 2019, Research paper (international conference proceedings)
  • A Study on Subspace Marginalized Belief Propagation for Overloaded MIMO Detection in LOS Channels
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    SITA2019, 29 Nov. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Channel Compensation and CPR for PDM System Based on Channel Hardening Effect
    Seiji Tanaka, Takumi Takahashi, Shinsuke Ibi, Koji Igarashi, Seiichi Sampei
    Proc. of ACP2019, Nov. 2019, Research paper (international conference proceedings)
  • Evaluation of Reduction Effect of Influence of Reflected Waves on Measurement of Human Body Shadowing Loss by Average Processing
    Kenjiro Kubo, Hisato Iwai, Hideichi Sasaoka, Shinsuke Ibi
    IEICE Tech. Rep, 119(228)3 - 4, 17 Oct. 2019, Japanese, Research paper (conference, symposium, etc.)
  • A Simplified Estimation Method of Propagation Loss considering Blocking Vehicles in V2V Communication Environments
    Kentaro Yamane, Hisato Iwai, Hideichi Sasaoka, Shinsuke Ibi
    IEICE Tech. Rep, 119(228)1 - 2, 17 Oct. 2019, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Replica Generation Using LUT based on Information Bottleneck for MF-GaBP in Massive MIMO Detection
    L. Wang, T. Takahashi, S. Ibi, S. Sampei
    Proc. of VTC '19-Fall, Sep. 2019, English, Research paper (international conference proceedings)
  • Uplink Multi-User Massive MIMO using Gaussian BP in Highly Correlated Actual Environments
    T. Okuyama, K. Muraoka, S. Suyama, J. Mashino, Y. Okumura, S. Ibi, T. Takahashi, S. Sampei
    Proc. of VTC '19-Fall, Sep. 2019, English, Research paper (international conference proceedings)
  • Reduction of Influence of Reflected Waves on Measurement of Human Body Shadowing Loss by Average Processing
    Kenjiro Kubo, Hisato Iwai, Hideichi Sasaoka, Shinsuke Ibi
    IEICE Tech. Rep, 119(168)12 - 22, 21 Aug. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Concatenated Beam- and Antenna-domain Layered Belief Propagation for Large MIMO Detection
    T. Takahashi, A. Tölli, S. Ibi, S. Sampei
    Aug. 2019, English, Research paper (international conference proceedings)
  • Prediction formula of propagation loss in an urban cellular environment based on physical considerations of dominant propagation paths
    Kenjiro Kubo, Hisato Iwai, Hideichi Sasaoka, Shinsuke Ibi
    IEICE Tech. Rep, 119(120)123 - 128, 19 Jul. 2019, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Indoor Localization Based on Machine Learning with BLE with Compass Sensor
    Kodai Tasaki, Takumi Takahashi, Shinsuke Ibi, Seiich Sampei
    IEICE Tech. Rep, 119(108)115 - 120, 11 Jul. 2019, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Concatenated Beam- and Antenna- domain Layered BP for Large MIMO Detection
    Takumi Takahashi, Antti Tolli, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 119(108)21 - 26, 10 Jul. 2019, Japanese, Research paper (conference, symposium, etc.)
  • EXIT Chart-Aided Design of LDPC Codes for Pilot-Assisted Direct Detection with Turbo Equalizer for Optical Fiber Short-Reach Transmissions
    N. Osawa, S. Ibi, K. Igarashi, S. Sampei
    IEICE Trans. Commun., E102-B(7)1301 - 1312, 01 Jul. 2019, English, Research paper (scientific journal)
  • Layered Belief Propagation for Low-complexity Large MIMO Detection Based on Statistical Beams
    T. Takahashi, A. Tölli, S. Ibi, S. Sampei
    Proc. of ICC '19, May 2019, English, Research paper (international conference proceedings)
  • Channel Estimation Using Long-term Channel Statistics for BP-based Large MIMO Detection
    Takumi Takahashi, Antti Tolli, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 119(8)67 - 72, 19 Apr. 2019, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Iterative Carrier Frequency Offset Estimation with Independent Component Analysis in MU-MIMO
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 119(8)61 - 66, 19 Apr. 2019, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Layered Belief Propagation for Large MIMO Detection based on Statistical Beams
    Takumi Takahashi, Antti Tolli, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 118(474)19 - 24, 06 Mar. 2019, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Criterion of Adaptively Scaled Belief for GaBP in Massive SCMA
    Keisuke Inagaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 118(474)25 - 30, 06 Mar. 2019, Japanese, Research paper (conference, symposium, etc.)
  • Design of Criterion for Adaptively Scaled Belief in Iterative Large MIMO Detection
    T. Takahashi, S. Ibi, S. Sampei
    IEICE Trans. Commun., E102-B(2)285 - 297, 01 Feb. 2019, English, Research paper (scientific journal)
  • A Study on Replica Generation Using Multi-layer LUT based on Information Bottleneck for MF-GaBP in Massive MIMO Detection
    Liwen Wang, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 118(435)7 - 12, 31 Jan. 2019, English, Research paper (conference, symposium, etc.)
  • Gaussian Belief Propagation
    Shinsuke Ibi, Takumi Takahashi
    SITA2018, 19 Dec. 2018, Japanese, Research paper (conference, symposium, etc.)
  • A Study on GaBP IDD Structure for Massive SCMA
    Keisuke Inagaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    SITA2018, 19 Dec. 2018, Japanese, Research paper (conference, symposium, etc.)
  • Iterative Channel Estimation with Non-Orthogonal Pilot for Large MIMO Detection in PDA
    T. Takahashi, S. Ibi, S. Sampei
    Proc. of ICSPCS '18, Dec. 2018, English, Research paper (international conference proceedings)
  • Design of Adaptively Scaled Belief in Multi-Dimensional Signal Detection for Higher-Order Modulation
    T. Takahashi, S. Ibi, S. Sampei
    IEEE Trans. Commun., 67(3)1986 - 2001, 26 Nov. 2018, English, Research paper (scientific journal)
  • Data-Associated Channel Compensation and Carrier Phase Recovery Based on Large-System Limit for PDM System
    Seiji Tanaka, Noboru Osawa, Shinsuke Ibi, Koji Igarashi, Seiichi Sampei
    IEICE Tech. Rep, 118(288)69 - 74, 09 Nov. 2018, Japanese, Research paper (conference, symposium, etc.)
  • Iterative Decoding Based on Concatenated Belief Propagation for CRC-Aided Polar Codes
    S. Tajima, T. Takahashi, S. Ibi, S. Sampei
    Proc. of APSIPA ASC '18, 1411 - 1415, Nov. 2018, English, Research paper (international conference proceedings)
  • Optimization of Quantization Levels for Quantize-and-Forward Relaying with QAM Signaling
    X. Ling, S. Ibi, K. Miyamoto, S. Sampei, J. Terada, A. Otaka
    Proc. of APSIPA ASC '18, 159 - 164, Nov. 2018, English, Research paper (international conference proceedings)
  • A Study on Analog Self Interference Cancellation for Full-Duplex GFSK in the Presence of Phase Noise
    Shinsuke Ibi
    IEICE Tech. Rep, 118(274)25 - 26, 30 Oct. 2018, English, Research paper (conference, symposium, etc.)
  • Indoor Positioning and Tracking by Multi-Point Observations of BLE Beacon Signal
    N. Torii, S. Ibi, S. Sampei
    Proc. of WPNC '18, Oct. 2018, English, Research paper (international conference proceedings)
  • 工学的視点から見たシャノン限界
    Shinsuke Ibi
    OCS Summer School, 26 Jul. 2018, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Iterative Decoding Based on Belief Propagation for CRC Concatenated Polar Code
    Satoshi Tajima, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 118(101)79 - 84, 21 Jun. 2018, Japanese, Research paper (conference, symposium, etc.)
  • 機械学習を用いたWi-FiとBLEの統合フィンガープリントによる屋内位置推定に関する一検討
    Shunsuke Tsuchida, Shinsuke Ibi, Seiivhi Sampei
    IEICE Tech. Rep, 118(101)1 - 6, 20 Jun. 2018, Japanese, Research paper (conference, symposium, etc.)
  • Structured Random Codebook Design for GABP Iterative Detection in Massive SCMA
    K. Inagaki, T. Takahashi, S. Ibi, S. Sampei
    Proc. of VTC '18-Spring, Jun. 2018, English, Research paper (international conference proceedings)
  • A Study on Iterative Channel Estimation with Non-Orthogonal Pilot Sequence in Large MIMO Detection
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 118(12)31 - 36, 23 Apr. 2018, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Analog Self Interference Cancellation for Full-Duplex GFSK
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(456)307 - 312, 02 Mar. 2018, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Adaptively Scaled Belief in Gaussian BP Detection for Higher-Order Higher-Dimensional MIMO Systems
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(456)271 - 276, 01 Mar. 2018, Japanese, Research paper (conference, symposium, etc.)
  • An Iterative Soft Interference Cancellation for Pilot-Assisted Optical-OFDM with LDPC Code Optimized by EXIT Chart
    Noboru Osawa, Shinsuke Ibi, Koji Igarashi, Seiichi Sampei
    Proc. of OFC '18, Mar. 2018, English, Research paper (international conference proceedings)
  • A Study on Optimizations of Quantization Threshold for Adaptive-Quantize-Forward Relaying with QAM Modulation
    Ling Xinyue, Shinsuke Ibi, Kenji Miyamoto, Seiichi Sampei, Jun Terada, Akihiro Otaka
    IEICE Tech. Rep, 117(396)195 - 200, 23 Jan. 2018, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Carrier Frequency Offset between BLE Terminals for ICA based-SDMA in BLE Systems
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(396)189 - 194, 23 Jan. 2018, Japanese, Research paper (conference, symposium, etc.)
  • R&D activities for 5G in IEICE technical committee on radio communication systems in FY2016 Part II
    Hidekazu Murata, Yukitoshi Sanada, Eisuke Fukuda, Satoshi Suyama, Tomoya Tandai, Toshihiko, Toshihiko Nishimura, Tetsuya Yamamoto, Koichi Ishihara, Shinsuke Ibi, Hiroshi Nishimoto
    IEICE Tech. Rep, 117(396)7 - 11, 22 Jan. 2018, English, Research paper (conference, symposium, etc.)
  • R&D activities for 5G in IEICE technical committee on radio communication systems in FY2016 Part I
    Yukitoshi Sanada, Hidekazu Murata, Eisuke Fukuda, Satoshi Suyama, Tomoya Tandai, Toshihiko, Toshihiko Nishimura, Tetsuya Yamamoto, Koichi Ishihara, Shinsuke Ibi, Hiroshi Nishimoto
    IEICE Tech. Rep, 117(396)1 - 5, 22 Jan. 2018, English, Research paper (conference, symposium, etc.)
  • A Study on Unified Localization Using BLE and Camera in Indoor Environment
    Naoki Sakai, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(396)161 - 166, 22 Jan. 2018, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Multi-dimensional Localization with Bluetooth Low Energy Beacon for Indoor Environments
    Hiroyuki Torii, Shinsuke Ibi, Seiich Sampei
    IEICE Tech. Rep, 117(396)155 - 160, 22 Jan. 2018, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Criterion of Adaptively Scaled Belief for Large MIMO Detection Based on Belief Propagation
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(396)25 - 30, 22 Jan. 2018, Japanese, Research paper (conference, symposium, etc.)
  • Design of adaptively scaled belief in large MIMO detection for higher-order modulation
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    Proc. of APSIPA ASC '17, Dec. 2017, English, Research paper (international conference proceedings)
  • Design of Adaptively Scaled Belief for Gaussian BP in Multi-Dimensional Signal Detection for Higher-Order Modulation
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    SITA2017, 29 Nov. 2017, Japanese, Research paper (conference, symposium, etc.)
  • A Study on EXIT Chart Based Design of Low-Density Parity-Check Codes for Iterative Soft Beat Interference Canceller in Pilot-Assisted Optical-OFDM
    Noboru Osawa, Shinsuke Ibi, Koji Igarashi, Seiichi Sampei
    IEICE Tech. Rep, 117(322)17 - 22, 23 Nov. 2017, Japanese, Research paper (conference, symposium, etc.)
  • A study on Uplink NOMA with Signals having Different Reference Signal Structures
    Osamu Nakamura, Jungo Goto, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(284)203 - 208, 10 Nov. 2017, Japanese, Research paper (conference, symposium, etc.)
  • An Iterative Cancellation Technique for Adjacent Channel Interference Induced by Amplifier Nonlinearity in 60GHz Band Wireless Communication Systems
    Noboru Osawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Trans. Commun., E100-B(11)2060 - 2069, 01 Nov. 2017, English, Research paper (scientific journal)
  • A Design of Parity Check Matrix for Iterative Detection and Decoding of Implicitly Concatenated Channel Code in Bluetooth Low Energy
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(257)33 - 34, 23 Oct. 2017, English, Research paper (conference, symposium, etc.)
  • Criterion of Adaptively Scaled Belief for PDA in Overloaded MIMO Channels
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    Proc. of Asilomar Conference on Signals, Systems, and Computers 2017, Oct. 2017, English, Research paper (international conference proceedings)
  • A Study on Belief Propagation of Multi-Dimensional Signal Detection for Higher-Order Modulation
    Shinsuke Ibi, Takumi Takahashi, Seiichi Sampei
    IEICE Tech. Rep, 117(175)61 - 66, 17 Aug. 2017, Japanese, Research paper (conference, symposium, etc.)
  • On Approximated LLR for Single Carrier Millimeter-Wave Transmissions in the Presence of Phase Noise
    Makoto Nishikori, Shinsuke Ibi, Seiichi Sampei
    IEICE Trans. Commun., E100-B(7)1086 - 1093, 01 Jul. 2017, English, Research paper (scientific journal)
  • Data Associated Associated Iterative Iterative Channel Channel Estimations Estimations with Non-Orthogonal Non-Orthogonal Pilot for Large MIMO Detections
    Shinsuke Ibi, Seiichi Sampei
    Proc. of SPAWC 2017, Jul. 2017, English, Research paper (international conference proceedings)
  • Study on Random codebook Design and its constraint for Massive SCMA Detection
    Keisuke Inagaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(103)185 - 190, 23 Jun. 2017, Japanese, Research paper (conference, symposium, etc.)
  • A Study on EXIT Analysis of Pilot Assisted Direct-Iterative Detection for Optical-OFDM with Soft Beat Interference Canceller
    Noboru Osawa, Shinsuke Ibi, Koji Igarashi, Seiichi Sampei
    IEICE Tech. Rep, 117(87)51 - 56, 16 Jun. 2017, Japanese, Research paper (conference, symposium, etc.)
  • Unified Design of LLR Quantization and Joint Reception for Mobile Fronthaul Bandwidth Reduction
    Kenji Miyamoto, Shinsuke Ibi, Tatsuya Shimizu, Jun Terada, Akihiro Otaka, Seiichi Sampei
    Proc. of VTC '17-Spring, Jun. 2017, English, Research paper (international conference proceedings)
  • Successive Interference Cancellation of ICA Based SDMA Differential Detector for BLE Systems
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    Proc. of VTC '17-Spring, Jun. 2017, English, Research paper (international conference proceedings)
  • A Study on Preamble Associated Phase Ambiguity Compensation of ICA based-SDMA in BLE Systems
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(22)73 - 78, 12 May 2017, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Iterative Detection with Preamble Associated Channel Estimation for BLE Systems
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(22)67 - 72, 12 May 2017, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Criterion of Adaptively Scaled Belief for PDA in Overloaded MIMO Channels
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(11)5 - 10, 24 Apr. 2017, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Channel Estimation with Non-Orthogonal Pilot Sequence for Iterative Signal Detection in Large MIMO Channels
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 117(11)11 - 16, 24 Apr. 2017, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Uplink MU-MIMO with Signals having Different OFDM Symbol Length
    Osamu Nakamura, Jungo Goto, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(396)69 - 74, 19 Jan. 2017, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Phase Noise Variance Estimation and Approximated LLR for Single Carrier Transmissions
    Makoto Nishikori, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(383)93 - 98, 22 Dec. 2016, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Successive Interference Cancellation using Differential Detection for ICA-based SDMA for BLE Systems
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(383)87 - 92, 22 Dec. 2016, Japanese, Research paper (conference, symposium, etc.)
  • Design of Criterion for Adaptively Scaled Belief in Iterative MIMO Detection
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    SITA2016, 14 Dec. 2016, Japanese, Research paper (conference, symposium, etc.)
  • On Normalized Belief of Gaussian BP in Correlated MIMO Channels
    Takumi Takahashi, Shinsuke Ibi, Takeo Ohgane, Seiichi Sampei
    Proc. of ISITA '16, Nov. 2016, English, Research paper (international conference proceedings)
  • On Normalization of Matched Filter Belief in GaBP for Large MIMO Detection
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    Proc. of VTC '16-fall, Nov. 2016, English, Research paper (international conference proceedings)
  • A Study on Iterative Differential Detection for Bluetooth Low Energy
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(276)99 - 104, 28 Oct. 2016, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Single Carrier Non-orthogonal Multiple Access using Code Spreading toward Massive Connectivity
    Jungo Goto, Osamu Nakamura, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(257)131 - 136, 21 Oct. 2016, Japanese, Research paper (conference, symposium, etc.)
  • Signal Separation Based on Independent Component Analysis for SDMA of Bluetooth Low Energy
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    Proc. of APWCS '16, Aug. 2016, English, Research paper (international conference proceedings)
  • 繰り返し復号におけるEXITチャートによる統合符号設計
    Shinsuke Ibi
    OCS Summer School, 28 Jul. 2016, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Signal Separation with Independent Component Analysis for Short Message of BLE
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(110)129 - 134, 23 Jun. 2016, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Turbo Equalization for Large Spatial Division Multiple Access of Short Data Communications
    Genki Teramoto, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(110)123 - 128, 23 Jun. 2016, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Normalization of A-priori Information for Belief Propagation in Correlated Large MIMO Channels
    Takumi Takahashi, Shinsuke Ibi, Takeo Ohgane, Seiichi Sampei
    IEICE Tech. Rep, 116(110)53 - 58, 23 Jun. 2016, Japanese, Research paper (conference, symposium, etc.)
  • Iterative Detection and Decoding of Implicitly Concatenated Channel Code in Bluetooth Low Energy
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 116(29)75 - 80, 17 May 2016, English, Research paper (conference, symposium, etc.)
  • A Study on Multi-Channel Access with Adjacent Channel Interference Cancellation in Millimeter Wave Communication Systems
    Noboru Osawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 115(396)207 - 212, 19 Jan. 2016, Japanese, Research paper (conference, symposium, etc.)
  • Stochastic Signal Detection for Massive MIMO
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 115(396)167 - 172, 18 Jan. 2016, Japanese, Research paper (conference, symposium, etc.)
  • On Approximated LLR of MMSE Equalizer for Millimeter-Wave in Presence of Phase Noise
    Makoto Nishikori, Shinsuke Ibi, Seiichi Sampei
    Proc. of ICSPCS '15, Dec. 2015, English, Research paper (international conference proceedings)
  • Iterative Decoding of CRC Code with Short Length Message for BLE Systems
    Cai Xin, Shinsuke Ibi, Seiichi Sampei
    SITA2015, 25 Nov. 2015, English, Research paper (conference, symposium, etc.)
  • A Study on GPS Ranging Based on Signal Subspace Method in Frequency Selective Fading Channels
    Bijaya Ram Shrestha, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 115(288)239 - 244, 06 Nov. 2015, Japanese, Research paper (conference, symposium, etc.)
  • An EXIT Analysis of Turbo Code with Rate Matching of XOR Coded Parity Compression
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 115(214)37 - 42, 04 Sep. 2015, Japanese, Research paper (conference, symposium, etc.)
  • Iterative Canceller of Adjacent Channel Interference Induced by Nonlinearity of Power Amplifier in Millimeter Wave Systems
    Noboru Osawa, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '15, Sep. 2015, English, Research paper (international conference proceedings)
  • A Study on Transmit Power Control for Uplink Single Carrier Non-orthogonal Multiple Access
    Jungo Goto, Osamu Nakamura, Kazunari Yokomakura, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 115(160)139 - 144, 31 Jul. 2015, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Approximated LLR Computation for Space Time Block Code and Forward Error Correction Code in Presence of Phase Noise
    Makoto Nishikori, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 115(113)281 - 286, 26 Jun. 2015, Japanese, Research paper (conference, symposium, etc.)
  • Performacne Comparison of Superposition Coding Schemes for Downlink Non-Orthogonal Multiple Access
    Osamu Nakamura, Jungo Goto, Yasuhiro Hamaguchi (Sharp, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 115(43)107 - 112, 22 May 2015, Japanese, Research paper (conference, symposium, etc.)
  • Iterative decoding of virtual differentially coded OFDM systems
    Shinsuke Ibi, Seiichi Sampei
    Proc. of VTC '15-Spring, May 2015, English, Research paper (international conference proceedings)
  • A Study on Resource Management of Non-Orthogonal Multiple Access for Reliable Readiness Communication
    Ken Kobayashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 114(490)345 - 350, 06 Mar. 2015, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Estimation of Amplifier Nonlinearity for Adjacent Channel Interference Cancellation in Millimeter Wave Communication Systems
    Noboru Osawa, Shinsuke Ibi, Kei Sakaguchi, Seiichi Sampei
    IEICE Tech. Rep, 114(490)41 - 46, 04 Mar. 2015, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Frequency Domain Scheduling for Uplink Single Carrier Non-orthogonal Multiple Access with Adaptive Modulation and Coding
    Jungo Goto, Osamu Nakamura, Kazunari Yokomakura, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 114(372)189 - 194, 19 Dec. 2014, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Criteria of Channel Selection for PDA Detection
    Teppei Kogure, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 114(295)107 - 112, 14 Nov. 2014, Japanese, Research paper (conference, symposium, etc.)
  • Adaptive band activity ratio control with cascaded energy allocation for amplify-and-forward OFDM relay systems
    Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei
    IEICE Trans. Commun., E97-B(11)2424 - 2434, 01 Nov. 2014, English, Research paper (scientific journal)
  • A frequency domain scheduling for uplink single carrier non-orthogonal multiple access with iterative interference cancellation
    J. Goto, O. Nakamura, K. Yokomakura, Y. Hamaguchi, S. Ibi, S. Sampei
    Proc. of IEEE VTC'14 Fall, Sep. 2014, English, Research paper (international conference proceedings)
  • A Study on PDA Detection with Channel Selection
    Teppei Kogure, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 114(86)65 - 70, 17 Jun. 2014, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Optimizations of Quantization Threshold for Decode-Quantize-Forward Relaying
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(456)181 - 186, 03 Mar. 2014, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Resource Allocation for Uplink Non-orthogonal Multiple Access Based on Single Carrier
    Jungo Goto, Osamu Nakamura, Kazunari Yokomakura, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(456)193 - 198, 03 Mar. 2014, Japanese, Research paper (conference, symposium, etc.)
  • High Rate Turbo Code with XOR Coded Parity Compression
    Yasyhiro Kitamura, Shinsuke Ibi, Seiichi Sampei
    IEICE Trans. Commun., J97-B(2)151 - 161, 01 Feb. 2014, Japanese, Research paper (scientific journal)
  • A Study on Non-Orthogonal Resource Sharing for Reliable Readiness Managements
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(386)253 - 258, 24 Jan. 2014, Japanese, Research paper (conference, symposium, etc.)
  • Dynamic Spectrum Control Aided Spectrum Sharing with Nonuniform Sampling-Based Channel Sounding
    Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei
    IEICE Trans. Commun., E96-B(12)3172 - 3180, 01 Dec. 2013, English, Research paper (scientific journal)
  • Delay Properties in Non-Orthogonal Spectrum Sharing with Adaptively Rate Controlled Selfish Dynamic Spectrum Control
    T. Okuyama, S. Ibi, S. Sampei
    Proc. ICSPCS of '13, Dec. 2013, English, Research paper (international conference proceedings)
  • A Study on Autonomous Node Synchronization Scheme Based on Periodicity in Cyclic Prefix for Non-Orthogonal Multiple Access
    Tatsuki Okuyama, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(301)171 - 176, 22 Nov. 2013, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Adaptive LLR Quantization for Decode-Quantize-Forward Relaying
    Yuichiro Nogawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(301)165 - 170, 22 Nov. 2013, Japanese, Research paper (conference, symposium, etc.)
  • Extrinsic LLR of Soft-Demapper under Presence of Channel Estimation Errors
    H. Sasaki, S. Ibi, S. Sampei
    Proc. of VTC '13-Fall, Sep. 2013, English, Research paper (international conference proceedings)
  • A Study on Delay Properties in Spectrum Sharing with Adaptively Rate Controlled Selfish DSC
    Tatsuki Okuyama, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(93)225 - 230, 21 Jun. 2013, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Extrinsic LLR of Soft-Demapper for Iterative Channel Estimation
    Hiroyuki Sasaki, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(93)153 - 158, 21 Jun. 2013, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Inter-Link Interference Suppression with Cooperative Bandwidth Control for Dynamic Spectrum Control Aided Spectrum Sharing
    Ken Kobayashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(93)147 - 152, 21 Jun. 2013, Japanese, Research paper (conference, symposium, etc.)
  • An Iterative Unified Decoding for Decode-Quantize-Forward Relaying
    Yuichiro Nogawa, Shinsuke Ibi, Seiichi Sampei
    Proc. of VTC '13-Spring, Jun. 2013, English, Research paper (international conference proceedings)
  • A Study on Iterative Decoding with Virtual Differential Codec and Sparse Pilot
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 113(8)1 - 6, 18 Apr. 2013, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Relaxation of Co-Channel Interference Using Cell Blanking for Uplink in Femto Cell Networks
    Akihiro Ogawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 112(351)191 - 196, 14 Dec. 2012, Japanese, Research paper (conference, symposium, etc.)
  • A Spectrum-Overlapped Resource Management for Turbo Equalizer in Uplink Future Multiple Access Channels
    J. Goto, O. Nakamura, K. Yokomakura, Y. Hamaguchi, S. Ibi, S. Sampei
    IEICE Trans. Commun., 01 Dec. 2012, English, Research paper (scientific journal)
  • A hybrid structured turbo code of CBRM in conjunction with XOR coded parity compression
    Yasuhiro Kitamura, Shinsuke Ibi, Seiichi Sampei
    Proc. of ISITA '12, Oct. 2012, English, Research paper (international conference proceedings)
  • Autonomous grouping scheme for selfish DSC introduced spectrum sharing in asynchronous transmit timing conditions
    Tatsuki Okuyama, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '12, Sep. 2012, English, Research paper (international conference proceedings)
  • A study on channel prediction for dynamic spectrum control aided spectrum sharing
    Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei
    Proc. of WPMC '12, Sep. 2012, English, Research paper (international conference proceedings)
  • A Study on High Rate Turbo Code Exploiting XOR Coded Parity Compressions
    Yasuhiro Kitamura, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 112(192)37 - 42, 30 Aug. 2012, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Autonomous Grouping Scheme for Selfish DSC in Asynchronous Transmit Timing Conditions
    Tatsuki Okuyama, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 112(89)135 - 140, 22 Jun. 2012, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Unified Decoding for 2-hop Quantized LLR Relaying Scheme
    Yuichiro Nogawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 112(89)117 - 122, 22 Jun. 2012, Japanese, Research paper (conference, symposium, etc.)
  • Bit-Wise Partial Noise Elimination in Cooperative Decode-Amplify-Forward Relay Node
    Shinsuke Ibi, Naoyuki Takada, Seiichi Sampei
    Proc. of VTC '12-Spring, May 2012, English, Research paper (international conference proceedings)
  • A Study on Adaptive Modulation and Coding Scheme for Joint Channel and Network Coded Relaying
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 112(11)73 - 78, 20 Apr. 2012, Japanese, Research paper (conference, symposium, etc.)
  • Adaptive Bandwidth Control for Dynamic Spectrum Control Aided Spectrum Sharing in Private Wireless Networks
    Tomomi AOKI, Shinsuke IBI, Seiichi SAMPEI
    IEICE Trans. Commun., 01 Apr. 2012, English, Research paper (scientific journal)
  • A Study on Packet Relaying Composed by Mixture of Hard-and-Soft Values over 2-hop Relay Networks
    Naoyuki Takada, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 111(260)219 - 224, 28 Oct. 2011, Japanese, Research paper (conference, symposium, etc.)
  • A Bit Interleaved Repetition Coded Base Station Cooperation for Downlink OFDM Signaling
    Bing Yuan, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '11, Sep. 2011, English, Research paper (international conference proceedings)
  • An EXIT Analysis of Iterative Detection Based on the Turbo Principle
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 111(180)67 - 72, 25 Aug. 2011, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Spectrum Mapping for Amplify-and-Forward Relay Links under Frequency Selective Fading Channels
    Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 111(145)105 - 110, 22 Jul. 2011, English, Research paper (conference, symposium, etc.)
  • EXIT Chart Aided Relay Activation for Iterative Receivers
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 111(139)23 - 28, 15 Jul. 2011, Japanese, Research paper (conference, symposium, etc.)
  • A Design Criterion of Error Correcting Codes for Spectrum-Overlapped Resource Managements
    Jungo Goto, Hiroki Takahashi, Osamu Nakamura, Kazunari Yokomakura, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    Proc. of ICC '11, Jun. 2011, English, Research paper (international conference proceedings)
  • Cooperative Transmission Scheme Using Parallel Two-Hop Relays for Broadband Wireless Mesh Networks
    Hironobu HATAMOTO, Shinsuke IBI, Seiichi SAMPEI
    IEICE Trans. Commun., J94-B(4)601 - 614, 01 Apr. 2011, Japanese, Research paper (scientific journal)
  • A Study on Serial Concatenated Structures Composed of Channel and Product Codes in Multiple Acess Relay Channels
    Naoyuki Takada, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 110(443)259 - 264, 04 Mar. 2011, Japanese, Research paper (conference, symposium, etc.)
  • Joint Channel-and-Network Coding Using EXIT Chart Aided Relay Activation
    Shinsuke Ibi, Seiichi Sampei, Lajos Hanzo
    Proc. of WCNC '11, Mar. 2011, English, Research paper (international conference proceedings)
  • VLSI Design of OFDM Baseband Transceiver with Dynamic Spectrum Access
    M. Hatanaka, R. Hashimoto, T. Tatsuka, T. Onoye, H. Hatamoto, S. Ibi, S. Miyamoto, S. Sampei
    Proc. of ISPACS '10, Proc. of ISPACS '10, Dec. 2010, English, Research paper (international conference proceedings)
  • Wireless Distributed Network: For Flexible Networking and Radio Resource Management
    Seiichi Sampei, Kei Sakaguchi, Shinsuke Ibi, Koji Yamamoto
    IEICE Trans. Commun., 93(12)3218 - 3227, 01 Dec. 2010, English, Research paper (scientific journal)
  • Enhancement of throughput efficiency using adaptive bandwidth control for autonomous distributed networks in multiuser environments
    Tomomi Aoki, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '10, Sep. 2010, English, Research paper (international conference proceedings)
  • A Study on Adaptive Wireless Distributed Coding using Superposition Coded Modulation
    Naoyuki Takada, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 110(77)151 - 156, 18 Jun. 2010, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Design of Turbo Code for Spectrum-Overlapped Resource Management
    Jungo Goto, Kazunari Yokomakura, Osamu Nakamura, Hiroki Takahashi, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 109(440)321 - 326, 05 Mar. 2010, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Wireless Access Techniques for Ambient Information Society Infrastructure -- An approach from Wireless Distributed Networking Technology --
    Seiichi Sampei, Shinsuke Ibi, Shinichi Miyamoto, Takao Onoye, Masahide Hatanaka
    IEICE Tech. Rep, 109(442)143 - 148, 05 Mar. 2010, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Spectrum Sharing over Multi-Node Environments in Wireless Distributed Networks
    Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 109(442)23 - 28, 03 Mar. 2010, Japanese, Research paper (conference, symposium, etc.)
  • A Study on EXIT Chart Aided Adaptive Radio Resource Managements for Dynamic Spectrum Controls
    Atsushi Takebayashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 109(368)25 - 30, 21 Jan. 2010, Japanese, Research paper (conference, symposium, etc.)
  • Relay Node Assisted Partial Spectrum Retransmission Scheme for Broadband Wireless Communication Systems
    Hironobu Hatamoto, Shinsuke Ibi, Seiichi Sampei
    IEICE Trans. Commun., J93-B(1)53 - 68, 01 Jan. 2010, Japanese, Research paper (scientific journal)
  • A Study on an Exchange of Code Redundancy in EXIT Chart Aided Puncture Design for Multilevel BICM-ID
    Yasuhiro Baba, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 109(341)7 - 12, 17 Dec. 2009, Japanese, Research paper (conference, symposium, etc.)
  • A Design for an EXIT Chart Based Scheduling and Rate Control for Multi-User MIMO Systems
    Haruka Obata, Shinsuke Ibi, Seiichi Sampei
    IEEE Trans. Wireless Commun., 8(10)5124 - 5132, 20 Oct. 2009, English, Research paper (scientific journal)
  • Spectrum Shaping Combined with Spectrum Mapping for Two-Hop Amplify-and-Forward Relay Links
    D. Quang Thang, Shinsuke Ibi, Seiichi Sampei
    Proc. of WPMC '09, Sep. 2009, English, Research paper (international conference proceedings)
  • Implementation of OFDM Baseband Transceiver with Dynamic Spectrum Access for Cognitive Radio Systems
    R. Hashimoto, T, Tatsuka, M, Hatanaka\\, T. Onoye, H. Hatamoto, S. Ibi, S. Miyamoto, S. Sampei
    Proc. of ISICT '09, Sep. 2009, English, Research paper (international conference proceedings)
  • A study on a Cooperative Relay using Joint Network and Channel Coding in Simple Triangular Network Topology
    Masatoshi Mizobuchi, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '09, Sep. 2009, English, Research paper (international conference proceedings)
  • Dynamic Spectrum Control That Bridges Dynamic Spectrum Access and Adaptive Transmit/Receive Control in Cognitive Radio Systems
    Seiichi Sampei, Shinsuke Ibi
    Proc. of WPMC '09, Sep. 2009, English, Research paper (international conference proceedings)
  • A Study on Dynamic Spectrum Control based Interference Suppression for Cognitive Radio Networks
    Tomomi Aoki, Shinsuke IBI, Seiichi Sampei
    IEICE Tech. Rep, 109(61)1 - 6, 28 May 2009, Japanese, Research paper (conference, symposium, etc.)
  • A study on Signal Discrimination for Cooperative Relay using Cooperative Coding and Iterative Decoding Techniques in Multi-node Relay System
    Masatoshi Mizobuchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 108(445)243 - 248, 06 Mar. 2009, Japanese, Research paper (conference, symposium, etc.)
  • Performance Comparison of Single Carrier and Multi-Carrier using Spectrum-Overlapped Resource Management
    Jungo Goto, Kazunari Yokomakura, Osamu Nakamura, Hiroki Takahashi, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 108(445)231 - 236, 05 Mar. 2009, Japanese, Research paper (conference, symposium, etc.)
  • A Cluster Relay Coded Cooperative Strategy in Broadband Wireless Ad-Hoc Networks
    Shinsuke Ibi, Seiichi Sampei
    Proc. of ISITA '08, Dec. 2008, English, Research paper (international conference proceedings)
  • A Spectrum-Overlapped Resource Management in Dynamic Spectrum Control Technique
    Kazunari Yokomakura, Shimpei Toh, Yasuhiro Hamaguchi, Minoru Kubota, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '08, Sep. 2008, English, Research paper (international conference proceedings)
  • Enabling Technologies and Strategies for Radio Resource Management in Decentralized Heterogeneous Wireless Networks
    Seiichi Sampei, Shinsuke Ibi
    Proc. of PIMRC '08, Sep. 2008, English, Research paper (international conference proceedings)
  • A Study on Cooperative Multiple Relay Transmission Scheme for Broadband Wireless Mesh Networks
    Hironobu Hatamoto, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '08, Sep. 2008, English, Research paper (international conference proceedings)
  • A Study on PAPR Reduction for Single-and Multi- Carrier Communication Systems
    Atsushi Takebayashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 108(188)139 - 144, 28 Aug. 2008, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Iterative Channel Estimation for Dynamic Spectrum Control based Single Carrier Transmission
    Masaomi Kawashita, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 108(188)133 - 138, 28 Aug. 2008, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Cooperative Relay Transmission for High Throughput Broadband Wireless Mesh Networks
    Hironobu Hatamoto, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 108(135)61 - 66, 18 Jul. 2008, Japanese, Research paper (conference, symposium, etc.)
  • A study on dynamic spectrum selection criteria for turbo receiver in spatially correlated MIMO channels
    Hokuto Itoh, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 107(440)151 - 156, 24 Jan. 2008, Japanese, Research paper (conference, symposium, etc.)
  • Adaptive Transmission With Single-Carrier Multilevel BICM
    Tad Matsumoto, Shinsuke Ibi, Seiichi Sampei, Reiner Thoma
    Proc. of the IEEE, 95(12)2354 - 2367, 06 Dec. 2007, English, Research paper (scientific journal)
  • A Design for an EXIT Chart-Aided Adaptive Transmission Control Technique for Single-Carrier Based Multi-User MIMO Systems
    Haruka Obata, Shinsuke Ibi, Seiichi Sampei
    Proc. of ICSPCS '07, Dec. 2007, English, Research paper (international conference proceedings)
  • Spectrum Shaping Technique Combined with SC/MMSE Turbo Equalizer for High Spectral Efficient Broadband Wireless Access Systems
    Akihiko Okada, Shinsuke Ibi, Seiichi Sampei
    Proc. of ICSPCS '07, Dec. 2007, English, Research paper (international conference proceedings)
  • EXIT Chart-Aided Adaptive Coding for Multilevel BICM With Turbo Equalization in Frequency-Selective MIMO Channels
    Shinsuke Ibi, Tad Matsumoto, Reiner Thoma, Seiichi Sampei, Norihiko Morinaga
    IEEE Trans. VT, 56(6)3757 - 3769, 19 Nov. 2007, English, Research paper (international conference proceedings)
  • Relay-Assisted Re-Transmission Scheme Based on Mutual Information for Wireless Mesh Networks
    Hironobu Hatamoto, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '07, Sep. 2007, English, Research paper (international conference proceedings)
  • A Partial Spectrum Retransmission Scheme using a Dynamic Spectrum Control for Broadband Single Carrier Transmission Systems
    Toshiaki Ohnishi, Shinsuke Ibi, Seiichi Sampei
    Proc. of PIMRC '07, Sep. 2007, English, Research paper (international conference proceedings)
  • A study on improving the efficiency of resource management in multiuser MIMO systems
    Ryunosuke Kawakita, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 107(192)57 - 62, 24 Aug. 2007, Japanese, Research paper (conference, symposium, etc.)
  • Spectrum Loading Type Dynamic Spectrum Allocation Technique for Cognitive Radio Systems
    Seiichi Sampei, Shinichi Miyamoto, Shinsuke Ibi
    Proc. of CrownCom '07, Aug. 2007, English, Research paper (international conference proceedings)
  • Broadband Wireless Transmission using a Dynamic Spectrum Control in Cognitive Radio Systetems
    Seiichi Sampei, Shinichi Miyamoto, Shinsuke Ibi
    IEICE Tech. Rep, 107(162)21 - 28, 26 Jul. 2007, Japanese, Research paper (conference, symposium, etc.)
  • A study on turbo equalizer exploiting dynamic spectrum control in correlated MIMO channels
    Hokuto Itoh, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 107(147)13 - 18, 19 Jul. 2007, Japanese, Research paper (conference, symposium, etc.)
  • A Study on an EXIT Chart-Aided Scheduling and Rate Control Technique for Multi-User MIMO Systems
    Haruka Obata, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 106(555)103 - 106, 08 Mar. 2007, Japanese, Research paper (conference, symposium, etc.)
  • A Proposal on Spectrum Shaping exploiting Frequency Clipping for Turbo Equalization
    Akihiko Okada, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 106(555)95 - 98, 08 Mar. 2007, Japanese, Research paper (conference, symposium, etc.)
  • Turbo Equalization: Fundamentals and Information Theoretic Considerations
    Tadashi MATSUMOTO, Shinsuke IBI
    IEICE Trans. Commun., J90-B(1)1 - 16, 01 Jan. 2007, Japanese, Research paper (other academic)
  • Flexible Spectrum Control and Receiver Performance Improvement Technologies for B3G Wireless Systems
    Seiichi Sampei, Shinsuke Ibi
    Proc. of PIMRC '06, Sep. 2006, English, Research paper (international conference proceedings)
  • EXIT based Performance Analysis on Iterative Channel Estimation in Freaquency-domain Turbo Equalization for Single Carrier Broadband Wireless Transmission Systems
    Akihiko Okada, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 106(168)55 - 60, 19 Jul. 2006, Japanese, Research paper (conference, symposium, etc.)
  • Comparison Study of MIMO Transmissions for Single and Multi Carrier Turbo Equalization
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Tech. Rep, 106(168)19 - 24, 19 Jul. 2006, Japanese, Research paper (conference, symposium, etc.)
  • EXIT Chart-Aided Adaptive Coding for MMSE Turbo Equalization with Multilevel BICM
    Shinsuke Ibi, Tad Matsumoto, Seiichi Sampei, Norihiko Morinaga
    IEEE Commun. Lett., 10(6)486 - 488, 19 Jun. 2006, English, Research paper (scientific journal)
  • Space-Path Division Multiplexing Technique for Eigenmode Transmission System
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Trans. Commun., E89-B(6)1960 - 1963, 01 Jun. 2006, English, Research paper (scientific journal)
  • A Study on Frequency-domain SC / MMSE with Adaptive Frame Control Technique
    Akihiko Okada, Shinsuke Ibi, Seiichi Sampei
    IEICE Tech. Rep, 106(25)19 - 24, 21 Apr. 2006, Japanese, Research paper (conference, symposium, etc.)
  • A Proposal on EXIT Chart-Aided Adaptive Coding for Frequency Domain Turbo Equalization with Multilevel BICM in Frequency Selective MIMO channels
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Tech. Rep, 105(623)241 - 246, 03 Mar. 2006, Japanese, Research paper (conference, symposium, etc.)
  • Space-path division multiplexing technique over frequency selective MIMO channels
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    Proc. of WPMC '05, Sep. 2005, English, Research paper (international conference proceedings)
  • 伝送容量制御型MIMOシステム
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Trans. Commun., J88-B(6)1090 - 1101, 01 Jun. 2005, Japanese, Research paper (scientific journal)
  • A Study on Iterative Channel Estimation for High Spectral Efficient Turbo Equlization
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Tech. Rep, 104(680)31 - 36, 04 Mar. 2005, Japanese, Research paper (conference, symposium, etc.)
  • A Study on Transmit and Receive Diversity of Space-Time Equalization Scheme over Frequency Selective Fading MIMO Channels
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Tech. Rep, 104(398)67 - 72, 28 Oct. 2004, Japanese, Research paper (conference, symposium, etc.)
  • Space-time turbo equalization scheme employing trellis coded modulation over frequency selective fading channels
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    Proc. of WPMC '04, Sep. 2004, English, Research paper (international conference proceedings)
  • A Proposal and Performance Evaluations of Trellis-Coded Space-Time Turbo Equalization
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Tech. Rep, 104(258)61 - 66, 27 Aug. 2004, Japanese, Research paper (conference, symposium, etc.)
  • Space-time turbo equalization scheme with beam steering based on SVD and QRD over frequency selective fading channels
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    Proc. of VTC, '04-Spring, May 2004, English, Research paper (international conference proceedings)
  • ターボトレリス符号化変調を適用し たMIMO適応変調に関する検討
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Tech. Rep, 103(457)121 - 126, 01 Nov. 2003, Japanese, Research paper (conference, symposium, etc.)
  • Proposal of capacity controlled MIMO link adaptation technique
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    Proc. of WPMC '03, Oct. 2003, English, Research paper (international conference proceedings)
  • Estimation of Total Interference Power by Clustering Multiple Wireless Nodes
    Ryota Morimoto, Hisato Iwai, Shinsuke Ibi, Takuya Kurihara, Satoru Shimizu, Kazuto Yano, Yoshinori Suzuki
    Proc. of ISAP 2020, 27 Jan. 2021, English, Research paper (international conference proceedings)
  • Iterative Carrier Frequency Offset Estimation with Independent Component Analysis in BLE Systems
    Masahiro TAKIGAWA, Takumi TAKAHASHI, Shinsuke IBI, Seiichi SAMPEI
    IEICE Transactions on Communications, Institute of Electronics, Information and Communications Engineers (IEICE), 01 Jan. 2021, English, Research paper (scientific journal)
  • Deep Unfolding-Aided Gaussian Belief Propagation for Correlated Large MIMO Detection
    Shirase Daichi, Takumi Takahashi, Shinsuke Ibi, Kazushi Muraoka, Naoto Ishii, Seiichi Sampei
    Proc. of GLOBECOM 2020, 10 Dec. 2020, English, Research paper (international conference proceedings)
  • Bilinear Gaussian Belief Propagation for Large MIMO Channel and Data Estimation
    Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    Proc. of GLOBECOM 2020, 10 Dec. 2020, English, Research paper (international conference proceedings)
  • 3D Convolutional Neural Network-Aided Indoor Positioning Based on Fingerprints of BLE RSSI
    Kodai Tasaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    Proc. of APSIPA ASC 2020, 08 Dec. 2020, English, Research paper (international conference proceedings)
  • Low-complexity Large MIMO Detection via Gaussian Belief Propagation
    T. Takahashi, S. Ibi, S. Sampei
    Proc. of ICETC '20, 03 Dec. 2020, Research paper (international conference proceedings)
  • Information-Optimum Approximate Message Passing for Quantized Massive MIMO Detection
    Liwen Wang, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEEE Access, Institute of Electrical and Electronics Engineers (IEEE), 8200383 - 200394, 03 Nov. 2020, English, Research paper (scientific journal)
  • Evaluation of performance improvement of space selective modulation by increasing number of transmitting antennas
    Daiki Fukushima, Hideichi Sasaoka, Hisato Iwai, Shinsuke Ibi
    IEICE Communications Express, Institute of Electronics, Information and Communications Engineers (IEICE), 9(6)207 - 212, 01 Jun. 2020, English, Research paper (scientific journal)
  • Subspace Marginalized Belief Propagation for mmWave Overloaded MIMO Signal Detection
    Takumi Takahashi, Shinsuke Ibi, Antti Tolli, Seiichi Sampei
    Proc. of ICC 2020, IEEE, Jun. 2020, English, Research paper (international conference proceedings)
  • Successive Interference Cancellation of ICA-Aided SDMA for GFSK Signaling in BLE Systems
    Masahiro TAKIGAWA, Shinsuke IBI, Seiichi SAMPEI
    IEICE Transactions on Communications, Institute of Electronics, Information and Communications Engineers (IEICE), E103.B(5)495 - 503, 01 May 2020, English, Research paper (scientific journal)
  • Machine Learning-Aided Indoor Positioning Based on Unified Fingerprints of Wi-Fi and BLE
    Shunsuke Tsuchida, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    Proc. of APSIPA ASC 2019, IEEE, Nov. 2019, English, Research paper (international conference proceedings)
  • A Simplified Estimation Method of Propagation Loss in V2V Communication Environments considering Blocking Vehicles
    Kenjiro Kubo, Hisato Iwai, Hideichi Sasaoka, Shinsuke Ibi
    Proc. of ISAP 2019, Oct. 2019, English, Research paper (international conference proceedings)
  • Reduction of Influence of Reflected Waves on Measurement of Human Body Shadowing Loss in an Indoor Environment
    Kenjiro Kubo, Hisato Iwai, Hideichi Sasaoka, Shinsuke Ibi
    Proc. of ISAP 2019, Oct. 2019, English, Research paper (international conference proceedings)

Books etc

  • Communication Systems second edition, "jointly worked"
    Toshihiko Namekawa, Shigehiko Okui, Shinsuke Ibi
    Morikita Publishing, Jul. 2012, Joint author, Textbook, survey, introduction
  • Wiress Distributed Networks
    Seiichi Sampei, Kei Sakaguchi, Shinsuke Ibi
    IEICE, Mar. 2011, Joint author, Textbook, survey, introduction

Conference Activities & Talks

  • A Study on Deep Unfolding-aided Error Correction Decoding for CRC Code
    Qilin Zhang, Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Gen. Conf., 12 Mar. 2021, Japanese, Oral presentation (general)
  • A Study on Approximated LLR in Presence of Phase Noise for MIMO Systems with High-Order Modulation
    Daiki Wakumoto, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 12 Mar. 2021, Japanese, Oral presentation (general)
  • Evaluation of Trainable Gaussian Belief Propagation Using 3GPP CDL Channel Model
    Takanobu Doi, Jun Shikida, Kazushi Muraoka, Naoto Ishii, Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 12 Mar. 2021, Japanese, Oral presentation (general)
  • A study on Low-complexity mmWave Massive MIMO Detection Based on Beam-domain Local LMMSE filter
    Takumi Yoshida, Daichi Shirase, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 12 Mar. 2021, Japanese, Oral presentation (general)
  • A Study on Bussgang decomposition-based GaBP for Large MIMO Detection with Low-precision ADCs
    Itsuki Watanabe, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 12 Mar. 2021, Japanese, Oral presentation (general)
  • A Study on Deep Unfolding-Aided Quantized Look-up Table-based AMP for Massive MIMO Detection
    Atsunori Shimamura, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 12 Mar. 2021, Japanese, Oral presentation (general)
  • A Study on Improved Generalized Approximate Message Passing for Correlated Large MIMO Detection
    Ryota Tamaki, Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 12 Mar. 2021, Japanese, Oral presentation (general)
  • Fundamentals of Multi-Dimensional Signal Detection of Expectation Propagation
    Shinsuke Ibi, Takumi Takahashi, Hisato Iwai
    IEICE Gen. Conf., 10 Mar. 2021, Japanese, Public lecture, seminar, tutorial, course, or other speech
  • A Study on MMSE Equalization for Channel Estimation Error Induced by Non-Integer Doppler in OTFS Modulation
    Noboru Osawa, Noriyuki Hashimoto, Kosuke Yamazaki, Yoji Kishi, Shinsuke Ibi
    IEICE Gen. Conf., 09 Mar. 2021, Japanese, Oral presentation (general)
  • A Study on Iterative Joint Channel and Data Estimation in Correlated Large MIMO Channels
    Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2020, Japanese
  • Orthogonal Pilot Assignment Based on Optimal Beam Selection for Large-scale Multi-user MIMO
    Yuichi Ochi, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 20 Mar. 2020, Japanese, Oral presentation (general)
  • A Study on Mutual Message Initialization in BiGAMP for Large MIMO Detection with Non-orthogonal Pilots
    Kenta Ito, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., 17 Mar. 2020, Japanese, Oral presentation (general)
  • Measurement of Received Polarization Characteristics by a Car-Mounted Antenna
    Seiryu Okamoto, Yuki Kawai, Kei Hijirikawa, Hisato Iwai, Shinsuke Ibi
    IEICE Gen. Conf., 17 Mar. 2020, Japanese, Oral presentation (general)
  • Uplink Multi-User Massive MIMO using Gaussian BP in Highly Correlated Channels
    Tatsuki Okuyama, Kazushi Muraoka, Satoshi Suyama, Jun Mashino, Yukihiko Okumura, Shinsuke. Ibi, Takumi Takahashi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2019, Japanese, Oral presentation (general)
  • Reduction of Influence of Indoor Reflected Waves on Measurement of Human Body Shadowing Loss by Average Processing in Frequency Domain
    Kenjiro Kubo, Hisato Iwai, Hideichi Sasaoka, Shinsuke Ibi
    IEICE Soc. Conf., Sep. 2019, Japanese, Oral presentation (general)
  • A Study on Subspace Marginalized Belief Propagation for Overloaded MIMO in LOS Channels
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2019, Japanese, Oral presentation (general)
  • A Study on Physical Layer Secret Key Sharing using Order Information of RSSI
    Tomoyuki Higashide, Shinsuke Ibi, Hideichi Sasaoka, Hisato Iwai
    IEICE Soc. Conf., Sep. 2019, Japanese, Oral presentation (general)
  • A Study on Uplink Signal Detection via Radio over Fiber Based on Large-System Limit
    Seiji Tanaka, Noboru Osawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2019, Japanese, Oral presentation (general)
  • Performance Evaluation of Frequency Hopping Pattern for URLLC
    Osamu Nakamura, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2019, Japanese, Oral presentation (general)
  • A Study on Indoor Positioning and Tracking by Multi-Point Observations of BLE Beacon Signal
    Hiroyuki Torii, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2019, Japanese, Oral presentation (general)
  • A Study on Indoor Localization Based on Machine Learning with BLE with Angle Information
    Kodai Tasaki, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2019, Japanese, Oral presentation (general)
  • A Study on EXIT Chart-Aided Design of GaBP IDD Structure for Massive SCMA
    Keisuke Inagaki, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2018, Japanese, Oral presentation (general)
  • A Study on CRC-Aided Iterative Decoding Based on Belief Propagation for Polar Code
    Satoshi Tajima, Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2018, Japanese, Oral presentation (general)
  • A Study on Impacts of Asynchronous Transmission Timing Among BLE Terminals for ICA Based-SDMA in BLE Systems
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2018, Japanese, Oral presentation (general)
  • A Study on Iterative Channel Estimation for Non-Orthogonal Pilot Sequence in Large MIMO Detection
    Shoma Ito, takumi takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2018, Japanese, Oral presentation (general)
  • A Study on Indoor Localization Based on Unified Fingerprint with Wi-Fi and Bluetooth Low Energy
    Shunsuke Tsuchida, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2018, Japanese, Oral presentation (general)
  • A Study on Data Associated Channel Compensation for Optical Polarization Division Multiplexing
    Seiji Tanaka, Noboru Osawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2018, Japanese, Oral presentation (general)
  • A Study on Non-Orthogonal Scheduling and its Signal Detection in NB-IoT
    Genki Teramoto, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2017, Japanese, Oral presentation (general)
  • A Study on Criterion of Codebook Selection for Massive SCMA
    Keisuke Inagaki, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2017, Japanese, Oral presentation (general)
  • A Study on Location Estimation Based on Fingerprint with Bluetooth Low Energy
    Hiroyuki Torii, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2017, Japanese, Oral presentation (general)
  • A Study on Successive Interference Cancellation based on ICA for SDMA of BLE Systems
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2017, Japanese, Oral presentation (general)
  • A Study on Reliable LLR Calculation in the Presence of Phase Noise
    Makoto Nishikori, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2017, Japanese, Oral presentation (general)
  • A Study on Criterion of Adaptively Scaled Belief for PDA in Correlated MIMO Channels
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2017, Japanese, Oral presentation (general)
  • Fundamental of Multi-Dimensional Signal Detection of Belief Propagation
    Shinsuke Ibi
    IEICE Gen. Conf., Mar. 2017, Japanese, Oral presentation (general)
  • A Study on LLR Quantization Threshold Determination for MFH Optical Transmission in Split-PHY Processing
    Kenji Miyamoto, Shinsuke Ibi, Tatsuya Shimizu, Jun Terada, Akihiro Otaka, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2016, Japanese, Oral presentation (general)
  • Performance Evaluations on NOMA Technology toward Massive Connectivity
    Jungo Goto, Osamu Nakamura, Yasuhiro Hamaguchi, Shinsuke Ibi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2016, Japanese, Oral presentation (general)
  • A Study on Iterative Decoding of CRC Code for Bluetooth Low Energy Systems
    Xin Cai, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2016, English, Oral presentation (general)
  • A Study on Normalization of A-priori Information in Belief Propagation for Large MIMO Detector
    Takumi Takahashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2016, Japanese, Oral presentation (general)
  • A Study on Pilotless Signal Detection Based on Independent Component Analysis for SDMA in BLE System
    Masahiro Takigawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2016, Japanese, Oral presentation (general)
  • A Study on Superposition of Non-Orthogonal Pilot Sequence for Channel Estimation with Local Search Algorithm
    Genki Teramoto, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2016, Japanese, Oral presentation (general)
  • A Study on Precoding Method for Suppression of Phase Noise Enhancement
    Makoto Nishikori, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2016, Japanese, Oral presentation (general)
  • A Study on Frame Outage rate in Millimeter Wave WLAN Systems with Adjacent Channel Interference Cancellation
    Noboru Osawa, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2016, Japanese, Oral presentation (general)
  • A Study on Exchange of Uncorrelated Extrinsic LLR in Turbo Decoder
    Gouki Iida, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2015, Japanese, Oral presentation (general)
  • A Study on Suppression of Phase Noise with the aid of Diversity Combining
    Makoto Nishikori, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2015, Japanese, Oral presentation (general)
  • A Study on Adaptive Superposition Control for Channel Estimations using Non-Orthogonal Pilot Sequence
    Genki Teramoto, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2015, Japanese, Oral presentation (general)
  • Channel Frequency Response Based Adaptive Modulation and Coding in OFDM Broadband Systems
    Sourabh Maiti, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2014, Japanese, Oral presentation (general)
  • A Study on EXIT Analysis under Presence of Errors in Iterative Channel Estimation
    Hiroyuki Sasaki, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2014, Japanese, Oral presentation (general)
  • A Study on Adjacent Channel Interference Cancellation for 60 GHz OFDM Systems
    Noboru Osawa, Shinsuke Ibi, Seiich Sampei
    IEICE Gen. Conf., Mar. 2014, Japanese, Oral presentation (general)
  • A Study on Band Activity Ratio Control Aided Autonomous Spectrum Sharing under Predicted CSI
    Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2014, Japanese, Oral presentation (general)
  • Millimeter-Wave Evolution for Backhaul and Access (MiWEBA) ミリ波を活用するヘテロジニアスセルラネットワークの研究開発
    Kei Sakaguchi, Shinsuke Ibi, Shinichi Miyamoto, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2014, Japanese, Oral presentation (general)
  • A Study on Cooperative Bandwidth Control for Dynamic Spectrum Control Aided Spectrum Sharing
    Ken Kobayashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2013, Japanese, Oral presentation (general)
  • A Study on Handover for Co-Channel Interference Mitigation in Uplink Femto Cell Networks
    Akihiro Ogawa, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2013, Japanese, Oral presentation (general)
  • A Study on Delay Characteristics in Spectrum Sharing with Selfish Dynamic Spectrum Control
    Tatsuki Okuyama, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2013, Japanese, Oral presentation (general)
  • Channel Prediction Exploiting Time Correlation for Dynamic Spectrum Control Aided Spectrum Sharing
    Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2013, Japanese, Oral presentation (general)
  • EXIT Chart Aided Adaptive Permutation Control for Bit Interleaved Repetition Coded Cooperation
    Bing Yuan, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2013, English, Oral presentation (general)
  • A Study on Extrinsic LLR of Soft-Demapper under Presence of Channel Estimation Errors
    Hiroyuki Sasaki, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2013, Japanese, Oral presentation (general)
  • A Study on 16QAM Turbo Coded BICM with XOR Coded Parity Compression
    Yasuhiro Kitamura, Shinsuke Ibi Seiichi Sampei
    IEICE Gen. Conf., Mar. 2013, Japanese, Oral presentation (general)
  • A Study on Near-Far Problem in Spectrum Sharing with Asynchronous Selfish DSC
    Tatsuki OKUYAMA, Shinsuke IBI, Seiichi SAMPEI
    IEICE Gen. Conf., Mar. 2012, Japanese, Oral presentation (general)
  • A Study on Cell Search with Connection Priority for Spectrum Sharing Femto Cell Networks
    Akihiro OGAWA, Shinsuke IBI, Seiichi SAMPEI
    IEICE Gen. Conf., Mar. 2012, Japanese, Oral presentation (general)
  • A Study on Unified Decoding of Correlated Bit Sequences Exploiting LLR Quantization as a Relay operation for Re-Generative Relaying
    Yuichiro NOGAWA, Shinsuke IBI, Seiichi SAMPEI
    IEICE Gen. Conf., Mar. 2012, Japanese, Oral presentation (general)
  • Impacts of Classification Error of Probability Density FUnction of Forwarded Symbols with Packet Relaying Composed by Mixture of Hard and Soft Values
    Naoyuki Takada, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2012, Japanese, Oral presentation (general)
  • A Study on Iterative Receiver for Base Station Cooperations under Inter-Node Carrier Phase Asynchronous Environments
    Bing Yuan, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2011, Japanese, Oral presentation (general)
  • Bayes Theory on Iterative Decoding for Distributed Codes
    Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2010, Japanese, Oral presentation (general)
  • A Study on Enhancement of Throughput Efficiency using Adaptive Band Control for Autonomous Distributed Networks in Multiuser Environments
    Tomomi Aoki, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2010, Japanese, Oral presentation (general)
  • A Study on Joint Superposition - Channel Coding forWireless Distributed Networks
    Naoyuki Takada, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2010, Japanese, Oral presentation (general)
  • EXIT Analyses on Adaptive Serial Concatenated Channel and Network Coding
    Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2010, Japanese, Oral presentation (general)
  • FPGA Implementation of OFDM Baseband Transceiver with Dynamic Spectrum Access
    Ryoji Hashimoto, Toshimitsu Tatsuka, Masahide Hatanaka, Takao Onoye, Hironobu Hatamoto, Shinsuke Ibi, Shinichi Miyamoto, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2010, Japanese, Oral presentation (general)
  • A Study on Signal Multiplexing at a Relay Node for Serial Concatenated Channel and Network Coding
    Shinsuke Ibi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2009, Japanese, Oral presentation (general)
  • Spectrum Sharing and Shaping in Heterogeneous Wireless Systems
    Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2009, Japanese, Oral presentation (general)
  • A Study on Cooperative Parallel Two-Hop Relay Paths for Wireless Mesh Networks
    Hironobu Hatamoto, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2009, Japanese, Oral presentation (general)
  • A Study on Prediction of the System Band Frequency Transfer Function in Dynamic Spectrum Control Employed BroadbandWireless Access Systems
    Masaomi Kawashita, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2009, Japanese, Oral presentation (general)
  • A Study on Enhancement of Multi-user Throughput using Autonomous Control based Interference Suppression with Dynamic Spectrum Control Technique
    Tomomi Aoki, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2009, Japanese, Oral presentation (general)
  • A Study on Decoder EXIT Control for BICM-ID Schemes with Turbo Code
    Yasuhiro Baba, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2009, Japanese, Oral presentation (general)
  • A Study on Frequency Resource Managements exploiting Spectrum Clipped Transmit signals
    Ryunosuke Kawakita, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2009, Japanese, Oral presentation (general)
  • A Study on Spectrum Shaping for Two-Hop Transmissions with Spectrum Re-Mapping at Relay Node
    Duong Quang Thang, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2009, Japanese, Oral presentation (general)
  • A Performance Evaluation of Adaptive Segmentation based Dynamic Spectrum Control
    Osasmu Nakamura, Kazunari Yokomakura, Hiroki Takahashi, Yasuhiro Hamaguchi, Minoru Kubota, Shinsuke Ibi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2008, Japanese, Oral presentation (general)
  • A Study on Band Utilization for Adaptive Segmentation based Dynamic Spectrum Control under Multi-User Condition
    Hiroki Takahashi, Osasmu Nakamura, Kazunari Yokomakura, Yasuhiro Hamaguchi, Minoru Kubota, Shinsuke Ibi, Seiichi Sampei
    IEICE Soc. Conf., Sep. 2008, Japanese, Oral presentation (general)
  • An Impact of the Difference of Received Power on Spectrum- Overlapped Resource Management Technique
    Yasuhiro Hamaguchi, Kazunari Yokomakura, Simpei Toh, Hideo Namba, Minoru Kubota, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Study on Routing Algorithm using Dynamic Spectrum Control Technique for BroadbandWireless Mesh Networks
    Satoshi Nagaoka, Hironobu Hatamoto, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Study on Dynamic Spectrum Control Considering PAPR
    Hideo Namba, Kazunari Yokomakura, Osamu Nakamura, Simpei Toh, Yasuhiro Hamaguchi, Minoru Kubota, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Study on PAPR Reduction for Single Carrier - FDMA in Up Link Transmissions
    Atsushi Takebayashi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Spectrum-Overlapped Resource Management using Dynamic Spectrum Control
    Kazunari Yokomakura, Simpei Toh, Hideo Namba, Yasuhiro Hamaguchi, Minoru Kubota, Akihiko Okada, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Study on Iterative Channel Estimation for Dynamic Spectrum Control based Single Carrier Transmission
    Masaomi Kawashita, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Cluster Relay Coded Cooperative Transmission in Wireless Ad-hoc Networks
    Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • Performance Verification of EXIT Chart-Aided Scheduling and Rate Control via Multi-Dimensional Channel Sounding
    Haruka Obata, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Study on the Effect of Transmitter Power Control Error in Multiuser MIMO systems
    Ryunosuke Kawakita, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2008, Japanese, Oral presentation (general)
  • A Study on Mutual Information based Retransmission Scheme in a Relay for Wireless Networks
    Hironobu Hatamoto, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2007, Japanese, Oral presentation (general)
  • A Study on Asynchronous Multiuser MIMO Detection Scheme
    Ryunosuke Kawakita, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2007, Japanese, Oral presentation (general)
  • A Study on Dynamic Spectrum Control based Co-Channel Interference Suppression Technique for Multi-User MIMO Systems
    Hokuto Itoh, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2007, Japanese, Oral presentation (general)
  • A Study on Spectrum Division Multiplexing Technique exploiting Frequency Clipped Spectrum Shaping for Turbo Equalization
    Akihiko Okada, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2007, Japanese, Oral presentation (general)
  • A Study on Throughput Performances of Dynamic Spectrum Control based Partial Spectrum Re-transmission Technique
    Toshiaki Ohnishi, Shinsuke Ibi, Seiichi Sampei
    IEICE Gen. Conf., Mar. 2007, Japanese, Oral presentation (general)
  • Performance Verification of EXIT Chart-Aided Adaptive Coding for MMSE Turbo Equalization with Multilevel BICM via Multi-Dimensional Channel Sounding
    Shinsuke Ibi, Tad Matsumoto, Reiner Thomae, Seiichi Sampei, Norihiko Morinaga
    IEICE Gen. Conf., Mar. 2006, Japanese, Oral presentation (general)
  • A Study on Trellis Coded SC/MMSE Turbo Equalization over Frequency Selective MIMO Channels
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Gen. Conf., Mar. 2005, Japanese, Oral presentation (general)
  • A Study on SC/MMSE Turbo Equalizing Techniques Combined with Trellis Coded Modulation
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Gen. Conf., Mar. 2004, Japanese, Oral presentation (general)
  • A Study of MIMO/AMS employed Transmit Power Control
    Shinsuke Ibi, Seiichi Sampei, Norihiko Morinaga
    IEICE Gen. Conf., Mar. 2003, Japanese, Oral presentation (general)

Research Grants & Projects

  • Statistical iterative indoor positioning based on turbo principle
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), 2016/04 -2019/03, Ibi Shinsuke, Grant-in-Aid for Scientific Research (C)
  • Analysis of a large-scale bipartite factor graph with analog coupling
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A), 2015/04 -2018/03, Takeo Ohgane, Grant-in-Aid for Scientific Research (A)
  • Decentralized and Scalable Wireless Connection for Control Systems using Wireless Distributed Networks
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (A), 2012/04 -2017/03, SAMPEI SEIICHI, Grant-in-Aid for Scientific Research (A)
  • A Study on Suppression of Self-Noise Propagation in Iterative Detection of Unified Channel Estimation, Synchronization, and Decoding
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (C), 2013/04 -2016/03, Shinsuke Ibi, Grant-in-Aid for Scientific Research (C)
  • COnnect All by Turbo NETworks-2: Extension to Correlation Networks (COATNET-2)
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), 2011/04 -2014/03, MATSUMOTO Tadashi, KHOIRUL Anwar, MURATA Hidekazu, ISAKA Motohiko, IBI Shinsuke, Grant-in-Aid for Scientific Research (B)
  • A Study on Digital-Analog Concatenated Coding and Iterative Decoding
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), 2011 -2012, IBI Shinsuke, Grant-in-Aid for Young Scientists (B)
  • COnnect All by Turbo NETworks (COATNET)
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Scientific Research (B), 2008 -2010, MATSUMOTO Tadashi, MURATA Hidekazu, ISAKA Motohiko, IBI Shinsuke, Grant-in-Aid for Scientific Research (B)
  • Cluster Relay Coded Cooperative Transmission in Ad-Hoc Wireless Networks
    Japan Society for the Promotion of Science, Grants-in-Aid for Scientific Research Grant-in-Aid for Young Scientists (B), 2008 -2009, IBI Shinsuke, Grant-in-Aid for Young Scientists (B)