Published papers
Adachi, Koichi
121-140 items (total 141)
Cellular MIMO channel capacities of MC-CDMA and OFDM
- Author
- Koichi Adachi, Fumiyuki Adachi, and Masao Nakagawa
- Publication Title
- Magazine name IEEE Veh. Technol. Conf. (VTC)’08-spring Publisher IEEE Start Page 1980 - End Page 1984 (Publication Date）2008/05）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Bit-wise error detection based iterative signal detection for OFDM MIMO multiplexing
- Author
- Koichi Adachi and Masao Nakagawa
- Publication Title
- Magazine name IEEE Wireless Commun. & Networking Conf. (WCNC) 2008 Publisher IEEE Start Page 929 - End Page 934 (Publication Date）2008/04）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Iterative modified QRD-MLD based on CRC check for OFDM MIMO multiplexing
- Author
- Koichi Adachi and Masao Nakagawa
- Publication Title
- Magazine name IEEE Veh. Technol. Conf. (VTC)’06-spring Publisher IEEE Start Page 1353 - End Page 1357 (Publication Date）2006/05）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Accurate channel estimation method using decision feedback data symbols after soft-decision Turbo decoding in QRM-MLD for OFDM MIMO multiplexing
- Author
- Koichi Adachi, R. Esmailzadeh, Masao Nakagawa, H. Kawai, and K. Higuchi
- Publication Title
- Magazine name Wireless Personal Multimedia Conf. (WPMC)’05 Start Page 716 - End Page 720 (Publication Date）2005/09）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Spectrum Sharing Exploiting Spectrum Database for LPWA
- Author
- Yudai Yamazaki, Takeo Fujii, Koichi Adachi, Mai Ohta, and Osamu Takyu
- Publication Title
- Magazine name The 11th Int. Conf. on Ubiquitous and Future Networks (ICUFN), The 1st Int. Workshop on Smart Radio for IoT Era (SRIoT 2019) Start Page 1 - End Page 5 (Publication Date）2019/07）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Experimental Evaluation of Interference Robustness for Frequency Spectrum Sharing in WLAN System
- Author
- H. Godo, Osamu Takyu, Koichi Adachi, Mai Ohta, Takeo Fujii, F. Sasamori, and S. Handa
- Publication Title
- Magazine name The 10th Asia Pacific Signal and Information Processing Association Annual Summit and Conference (APSIPA ASC 2018) Start Page 1 - End Page 5 (Publication Date）2018/11）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Measurement Experiments on 920 MHz Band for Spectrum Sharing with LoRaWAN
- Author
- Mai Ohta, Koichi Adachi, Naoki Aihara, Osamu Takyu, and Takeo Fujii
- Publication Title
- Magazine name IEEE Veh. Technol. Conf. (VTC)’18-fall Start Page 1 - End Page 5 (Publication Date）2018/08）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Hybrid Group Paging for Massive Machine-Type Communications in LTE Networks
- Author
- Ernest Kurniawan, Peng Hui Tan, Koichi Adachi, and Sumei Sun
- Publication Title
- Magazine name IEEE Global Commun. Conf. (GLOBECOM) 2017 Publisher IEEE Start Page 1 - End Page 6 (Publication Date）2017/12）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Cooperative Transmission Strategy over Users’ Mobility for Downlink Distributed Antenna Systems
- Author
- A. Khadka, Koichi Adachi, Sumei Sun, J. Wang, H. Zhu, and J. Wang
- Publication Title
- Magazine name IEEE Global Commun. Conf. (GLOBECOM) 2017 Publisher IEEE Start Page 1 - End Page 6 (Publication Date）2017/12）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Q-learning based intelligent traffic steering
- Author
- Koichi Adachi, M. Li, P. H. Tan, Y. Zhou, and Sumei Sun
- Publication Title
- Magazine name IEEE Veh. Technol. Conf. (VTC)’16-spring Publisher IEEE Start Page 1 - End Page 5 (Publication Date）2016/05）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Cooperative transmission strategy for downlink distributed antenna systems over time-varying channel
- Author
- A. Khadka, Koichi Adachi, Sumei Sun, H. Zhou, and J. Wang
- Publication Title
- Magazine name IEEE Global Commun. Conf. (GLOBECOM) 2015 Publisher IEEE Start Page 1 - End Page 6 (Publication Date）2015/12）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
AP based traffic steering for LTE-Wi-Fi networks
- Author
- Sumei Sun, P. H. Tan, Y. Zhou, Koichi Adachi, M. Li
- Publication Title
- Magazine name IEEE Int. Conf. on Commun. in China (ICCC) 2015 Publisher IEEE Start Page 907 - End Page 911 (Publication Date）2015/11）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Heterogeneous network: an evolutionary path to 5G
- Author
- Sumei Sun, Koichi Adachi, P. H. Tan, Y. Zhou, Jingon Joung, and C. K. Ho
- Publication Title
- Magazine name Asia-Pacific Conf. on Commun., (APCC) 2015 Start Page 1 - End Page 5 (Publication Date）2015/10）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Inter-cell coordinated napping (CoNap) for energy saving in cellular networks
- Author
- Koichi Adachi, Jingon Joung, Sumei Sun, and P. H. Tan
- Publication Title
- Magazine name IEEE Asia Pacific Wireless Commun. Symp. (APWCS) 2012 Publisher IEEE Start Page 1 - End Page 5 (Publication Date）2012/08）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Inter-sector cooperative relaying for network power minimization
- Author
- Koichi Adachi and Sumei Sun
- Publication Title
- Magazine name IEEE Veh. Technol. Conf. (VTC)’12-spring Publisher IEEE Start Page 1 - End Page 5 (Publication Date）2012/05）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Transmit and receive weights in vector coding with channel estimation error and feedback delay
- Author
- K. Takano, Koichi Adachi, and Tomoaki Ohtsuki
- Publication Title
- Magazine name IEEE Global Commun. Conf. (GLOBECOM) 2011 Publisher IEEE Start Page 1 - End Page 5 (Publication Date）2011/12）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Single-carrier incremental relaying with joint Tx/Rx FDE
- Author
- K. Takeda, Koichi Adachi, Sumei Sun, and Fumiyuki Adachi
- Publication Title
- Magazine name IEEE Veh. Technol. Conf. (VTC)’12-fall Publisher IEEE Start Page 1 - End Page 5 (Publication Date）2011/09）
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Power minimization of cooperative relay transmission with relay’s private information
- Author
- Koichi Adachi, Sumei Sun, and C. K. Ho
- Publication Title
- Magazine name IEEE Veh. Technol. Conf. (VTC)’11-fall Publisher IEEE Start Page 1 - End Page 5 (Publication Date）2011/09）
- Role
- First Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Out-of-Band Synchronization for Slotted LoRaWAN Using Periodic External Signals
- Author
- Ibuki Kimpara, Kenji Akasu, and Koichi Adachi
- Publication Title
- Magazine name 2026 IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS) Publisher Institute of Electrical and Electronics Engineers (IEEE) Start Page 1 - End Page 5 (Publication Date）2026/08）
- Role
- Last Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With
Adaptive WPT Beam Time Allocation via Queue-Length Feedback for Indoor SWIPT Systems
- Author
- Ryosuke Matsuo and Koichi Adachi
- Publication Title
- Magazine name 2026 IEEE VTS Asia Pacific Wireless Communications Symposium (APWCS) Publisher Institute of Electrical and Electronics Engineers (IEEE) Start Page 1 - End Page 5 (Publication Date）2026/08）
- Role
- Last Author Corresponding Author
- Authorship Category
- Joint Work
- Publication Category
- Research paper (international conference proceedings)
- Peer-review Status
- With