[Japanese]

Journal papers

  1. Mana Yoshida and Daisuke Umehara,
    Performance and design of uplink multiuser massive MIMO with low-resolution ADCs,
    IEICE Communications Express, Advance Online Publication, DOI: 10.1587/comex.2022XBL0005, Feb 2022.
    [Open Access]
  2. Daisuke Umehara,
    Digital RoHR with Lloyd-Max Quantization for Distributed Collaborative MIMO-OFDM Reception,
    ITE Transactions on Media Technology and Applications, vol. 8, no. 1, pp. 11-17, DOI: 10.3169/mta.8.11, Jan 2020.
    [Open Access]
  3. Daisuke Umehara and Takeyuki Shishido,
    Controller Area Network and Its Reduced Wiring Technology,
    IEICE Transactions on Communications, vol. E102-B, no. 7, pp. 1248-1262, DOI: 10.1587/transcom.2018ANI0004, Jul 2019.
    [Open Access]
  4. Satoshi Denno and Daisuke Umehara,
    Adaptive Configuration of Forward Channels for Terminal Collaborative Reception,
    ITE Transactions on Media Technology and Applications, vol. 6, no. 1, pp. 82-90, DOI: 10.3169/mta.6.82, Jan 2018.
  5. Satoshi Denno, Akihito Taya, Hidekazu Murata, Daisuke Umehara, Koji Yamamoto, Susumu Yoshida, and Masahiro Morikura,
    Linear Precoding with Reduced Channel State Information for Base Station Cooperation,
    IEICE Transactions on Communications (Japanese Edition), vol. J100-B, no. 3, pp. 270-279, DOI: 10.14923/transcomj.2016JBP3048, Mar 2017 (in Japanese).
  6. Satoshi Denno and Daisuke Umehara,
    Simplified Maximum Likelihood Detection with Unitary Precoding for XOR Physical Layer Network Coding,
    IEICE Transactions on Communications, vol. E100-B, no. 1, pp. 167-176, DOI: 10.1587/transcom.2016EBP3064, Jan 2017.
  7. Shuhei Ueno, Daisuke Umehara, and Satoshi Denno,
    PCM-RoHR for Collaborative Interference Canceller and Its Performance Evaluation,
    The Journal of The Institute of Image Information and Television Engineers, vol. 71, no. 2, pp. J74-J79, DOI: 10.3169/itej.71.J74, Jan 2017 (in Japanese).
  8. Daisuke Umehara, Hidekazu Murata, and Satoshi Denno,
    Success Prioritized Distributed Coordination Function,
    IEICE Communications Express, vol. 5, no. 9, pp. 303-308, DOI: 10.1587/comex.2016XBL0083, Sep 2016.
    [Open Access]
  9. Daisuke Nose, Daisuke Umehara, and Koichiro Wakasugi,
    A MIMO Radar Code Construction Based on Space-Time Coded Complementary Codes,
    IEICE Communications Express, vol. 5, no. 7, pp. 229-235, DOI: 10.1587/comex.2016XBL0060, Jul 2016.
    [Open Access]
  10. Shingo Nitta, Daisuke Umehara, Motoki Mizuma, and Koichiro Wakasugi,
    High Rate and Large Capacity CAN by Short Pulse Line Codes,
    IEICE Transactions on Communications (Japanese Edition), vol. J99-B, no. 3, pp. 193-205, Mar 2016 (in Japanese).
  11. Akihito Taya, Satoshi Denno, Koji Yamamoto, Masahiro Morikura, Daisuke Umehara, Hidekazu Murata, and Susumu Yoshida,
    An Iterative MIMO Receiver Employing Virtual Channels with a Turbo Decoder for OFDM Wireless Systems,
    IEICE Transactions on Communications, vol. E98-B, no. 5, pp. 878-889, DOI: 10.1587/transcom.E98.B.878, May 2015.
  12. Suguru Saito, Masato Taniguchi, Ryo Shinohara, Hiroki Sato, Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, and Masahiro Morikura,
    Experimental Performance Evaluation of Multi-User MIMO System with Low-Complexity User Selection Schemes in an Actual Indoor Environment,
    IEICE Transactions on Communications (Japanese Edition), vol. J97-B, no. 2, pp. 162-173, Feb 2014 (in Japanese).
  13. Hidekazu Murata, Susumu Yoshida, Koji Yamamoto, Daisuke Umehara, Satoshi Denno, and Masahiro Morikura,
    Software Radio-Based Distributed Multi-User MIMO Testbed: Towards Green Wireless Communications,
    IEICE Transactions on Fundamentals, vol. E96-A, no. 1, pp. 247-254, DOI: 10.1587/transfun.E96.A.247, Jan 2013.
  14. Yuki Nakato, Masahiro Morikura, Daisuke Umehara, Nobuaki Otsuki, and Takatoshi Sugiyama,
    MAC Protocol to Guarantee QoS for Network Coded Wireless LAN Relay System,
    IEICE Transactions on Information and Systems (Japanese Edition), vol. J95-D, no. 5, pp. 1142-1150, May 2012 (in Japanese).
  15. Satoshi Denno, Daisuke Umehara, and Masahiro Morikura,
    A Least Bit Error Rate Adaptive Array for Multilevel Modulations,
    IEICE Transactions on Communications, vol. E95-B, no. 1, pp. 69-76, DOI: 10.1587/transcom.E95.B.69, Jan 2012.
  16. Ryota Ohnishi, Satoshi Denno, Daisuke Umehara, and Masahiro Morikura,
    Complexity Reduction Methods for Virtual Layered Space Time Receivers,
    IEICE Transactions on Communications (Japanese Edition), vol. J94-B, no. 12, pp. 1585-1594, Dec 2011 (in Japanese).
  17. Jun Imamura, Satoshi Denno, Daisuke Umehara, and Masahiro Morikura,
    A Virtual Layered Space-Frequency Receiver Architecture with Iterative Decoding,
    IEICE Transactions on Communications, vol. E94-B, no. 7, pp. 1994-2002, DOI: 10.1587/transcom.E94.B.1994, Jul 2011.
  18. Daisuke Umehara, Satoshi Denno, Masahiro Morikura, and Takatoshi Sugiyama,
    Performance Analysis of Slotted ALOHA and Network Coding for Single-Relay Multi-User Wireless Networks,
    Elsevier Ad Hoc Networks, vol. 9, no. 2, pp. 164-179, DOI: 10.1016/j.adhoc.2010.07.005, Mar 2011.
  19. Chun-Hsiang Huang, Daisuke Umehara, Satoshi Denno, Masahiro Morikura, and Takatoshi Sugiyama,
    Enhancement of CSMA/CA and Network Coding in Single-Relay Multi-User Wireless Networks,
    IEICE Transactions on Communications, vol. E93-B, no. 12, pp. 3371-3380, DOI: 10.1587/transcom.E93,B.3371, Dec 2010.
  20. Satoshi Denno, Daisuke Umehara, and Masahiro Morikura,
    Performance Analysis of Adaptive Arrays Based on Least Bit Error Rate Algorithm,
    IEICE Transactions on Communications (Japanese Edition), vol. J93-B, no. 9, pp. 1249-1258, Sep 2010 (in Japanese).
  21. Hirofumi Maruyama, Satoshi Denno, Daisuke Umehara, and Masahiro Morikura,
    Successive Receiver Architecture with Virtual Channel for Layered Space Time Communications,
    IEICE Transactions on Communications (Japanese Edition), vol. J92-B, no. 10, pp. 1677-1686, Oct 2009 (in Japanese).
  22. Koichiro Hashimoto, Satoshi Denno, Daisuke Umehara, and Masahiro Morikura,
    Parallel FFT Equalization for Fast Fading Channels,
    IEICE Transactions on Communications (Japanese Edition), vol. J92-B, no. 7, pp. 1174-1184, Jul 2009 (in Japanese).
  23. Daisuke Umehara, Tomoya Hirano, Satoshi Denno, Masahiro Morikura, and Takatoshi Sugiyama,
    Wireless Network Coding in Slotted ALOHA with Two-Hop Unbalanced Traffic,
    IEEE Journal on Selected Areas in Communications, vol. 27, no. 5, pp. 647-661, DOI: 10.1109/JSAC.2009.090607, Jun 2009.
  24. Daisuke Umehara, Taro Hayasaki, Satoshi Denno, and Masahiro Morikura,
    Influences of Periodically Switching Channels Synchronized with Power Frequency on PLC Equipment,
    Journal of Communications, vol. 4, no. 2, pp. 108-118, DOI: 10.4304/jcm.4.2.108-118, Mar 2009.
  25. Yuki Fujimura, Daisuke Umehara, and Satoshi Denno,
    Frequency Domain Equalization with Mitigation of Fast Fading Distortion,
    IEICE Transactions on Communications (Japanese Edition), vol. J91-B, no. 3, pp. 250-259, Mar 2008 (in Japanese).
  26. Ryohei Yamato, Daisuke Umehara, Yoshiteru Morihiro, Taku Noguchi, and Makoto Kawai,
    A Decoding Method for Tornado-Type Codes Utilizing Error Packets,
    IEICE Transactions on Communications (Japanese Edition), vol. J89-B, no. 5, pp. 763-772, May 2006 (in Japanese).
  27. Takuya Sakamoto, Daisuke Umehara, Yoshiteru Morihiro, and Makoto Kawai,
    A Synchronization Method for Synchronous CDMA Broadband Communication Systems with GEO Satellites,
    IEICE Transactions on Communications, vol. E87-B, no. 8, pp. 2111-2118, Aug 2004.
  28. Shigeru Asakura, Daisuke Umehara, and Makoto Kawai,
    Distributed Location Estimation Method for Mobile Terminals Based on SOM Algorithm,
    IEICE Transactions on Communications (Japanese Edition), vol. J85-B, no. 7, pp. 1042-1050, Jul 2002 (in Japanese).
  29. Koji Hosaka, Takeshi Goya, Daisuke Umehara, and Makoto Kawai,
    An Efficient Method for Network Topology Identification Based on SOM Algorithm,
    Transactions IEE of Japan, vol. 122-C, no. 2, pp. 208-216, Mar 2002 (in Japanese).
  30. Daisuke Umehara and Tomohiko Uyematsu,
    One-Point Algebraic Geometric Codes from Artin-Schreier Extensions of Hermitian Function Fields,
    IEICE Transactions on Fundamentals, vol. E81-A, no. 10, pp. 2025-2031, Oct 1998.
  31. Daisuke Umehara, Shinji Miura, Tomohiko Uyematsu, and Eiji Okamoto,
    On Optimality of Feng-Rao Designed Minimum Distance for Hermitian Codes Constructed by Weight Order Based on Pole Order,
    IEICE Transactions on Fundamentals (Japanese Edition), vol. J81-A, no. 4, pp. 733-742, Apr 1998 (in Japanese).

UMEHARA Daisuke umehara@kit.ac.jp
Last modified: 2022/04/05 19:29
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