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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SR, SRW (Joint) |
2024-03-15 13:00 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
Low Complexity CSI Feedback Method Using Reformer Yuki Saito, Tomoaki Ohtsuki (Keio Univ.)  RCS2023-285 |
In Massive MIMO (Multiple-Input Multiple-Output), the feedback overhead of downlink channel state information (CSI) from... [more] | RCS2023-285 pp.134-139 |
| RCS, SAT (Joint) |
2023-08-31 10:30 |
Nagano | Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
Enhancing CSI Feedback in FDD Massive MIMO Systems using Dropout-based Deep Neural Network Junjie Gao, Mondher Bouazizi, Tomoaki Ohtsuki (Keio Univ.), Guan Gui (NJUPT) RCS2023-101 |
Accessing precise downlink channel state information (CSI) is crucial in maximizing the benefits of frequency division ... [more] |
RCS2023-101 pp.1-4 |
| RCS, SAT (Joint) |
2023-08-31 10:55 |
Nagano | Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
A study on source data and decoder of multitask CSI feedback method in FDD Massive MIMO Mayuko Inoue, Tomoaki Ohtsuki (Keio Univ.) RCS2023-102 |
In frequency-division duplex (FDD) massive multiple-input multiple-output (MIMO) systems, it is necessary to obtain down... [more] | RCS2023-102 pp.5-8 |
| RCS, SR, SRW (Joint) |
2023-03-01 10:00 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
Continual Learning and Deep Transfer Learning Based CSI Feedback in FDD Massive MIMO Systems Mayuko Inoue, Tomoaki Ohtsuki (Keio Univ.) RCS2022-251 |
In frequency division duplexing (FDD) massive multiple-input multiple-output (MIMO), the downlink channel state informat... [more] | RCS2022-251 pp.25-30 |
| RCS, SR, SRW (Joint) |
2023-03-01 10:25 |
Tokyo | Tokyo Institute of Technology, and Online (Primary: On-site, Secondary: Online) |
A Novel DNN-based CSI Feedback with Quantization for FDD Massive MIMO Systems Junjie Gao, Mondher Bouazizi, Tomoaki Ohtsuki (Keio Univ.), Gui Guan (NJUPT) RCS2022-252 |
Accessing the accurate downlink channel state information (CSI) is essential to take full advantage of frequency divis... [more] |
RCS2022-252 pp.31-35 |
| MIKA (3rd) |
2022-10-14 10:40 |
Niigata | Niigata Citizens Plaza (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A New CSI Feedback with Quantization Based on Adaptive DNN for FDD Massive MIMO Systems Junjie Gao, Mondher Bouazizi, Tomoaki Ohtsuki (Keio Univ.), Guan Gui (NJUPT) |
Accessing the accurate downlink channel state information (CSI) is essential to take full advantage of frequency divisio... [more] | |
| RCS | 2022-06-17 13:40 |
Okinawa | University of the Ryukyus, Senbaru Campus and online (Primary: On-site, Secondary: Online) |
Evaluation of Source Data Selection for CSI Feedback Method based on Deep Transfer Learning in FDD Massive MIMO Systems Mayuko Inoue, Tomoaki Ohtsuki (Keio Univ) RCS2022-62 |
In frequency division duplexing (FDD) massive multiple-input multiple-output (MIMO), the downlink channel state informat... [more] | RCS2022-62 pp.224-229 |
| SIS, IPSJ-AVM | 2022-06-10 11:20 |
Fukuoka | KIT(Wakamatsu Campus) (Primary: On-site, Secondary: Online) |
Sugar content detection using wireless LAN system for sucrose aqueous solution Souta Yakura, Naoto Sasaoka, Tadao Nakagawa, Yoshihiro Takemura (Tottori Univ.) SIS2022-8 |
Currently, Japan’s agricultural industry is facing various problems such as farming population. To solve such problems ,... [more] | SIS2022-8 pp.36-40 |
| CS, CAS | 2018-03-13 15:55 |
Fukuoka | Nishijin Plaza, Kyushu University | A Channel State Information Feedback Scheme for Multi-user MIMO using Guard Band Frequency Response extrapolated by Adaptive Filter Futoshi Fukuda, Fumio Takahata (Waseda Univ.) CAS2017-159 CS2017-113 |
Several compression schemes of channel state information (CSI) for the downlink multi-user MIMO are proposed, in which a... [more] | CAS2017-159 CS2017-113 pp.145-150 |
| SIP, IT, RCS | 2018-01-22 16:10 |
Kagawa | Sunport Hall Takamatsu | Transmission Performance for Multiuser MIMO System According to Spatial Correlations and errors of CSI feedback under Multipath Fading Environments Kyouka Abe (Grad. Sch. TUSS), Syouta Wakabayashi (TUSS), Naoki Ginoza (Grad. Sch. TUSS), Kazuhiro Yamaguchi, Hideaki Matsue (TUSS) IT2017-78 SIP2017-86 RCS2017-292 |
This paper analyzed the influence of errors of CSI feedback and according to spatially correlations to network performa... [more] | IT2017-78 SIP2017-86 RCS2017-292 pp.137-142 |
| RCS, SAT (Joint) |
2017-08-17 09:25 |
Niigata | Niigata Univ. | Efficient CSI Acquisition System using CSI Feedback in IEEE 802.11ac Tomoki Murakami, Makoto Umeuchi (NTT), Shigemi Ishida, Akira Fukuda (Kyushu Univ.) RCS2017-151 |
(To be available after the conference date) [more] | RCS2017-151 pp.49-54 |
| RCS, CCS, SR, SRW (Joint) |
2016-03-02 13:15 |
Tokyo | Tokyo Institute of Technology | Interference Alignment for Multi-User MIMO Interference Channels Based on Estimated Uplink Channels Fereidoun H. Panahi, Tomoaki Ohtsuki (Keio Univ.), Wenjie Jiang, Yasushi Takatori, Kazuhiro Uehara (NTT) RCS2015-351 |
We propose centralized iterative algorithms that jointly determine the optimal transmit and receive filters for a K-user... [more] | RCS2015-351 pp.109-114 |
| RCS, IT, SIP | 2016-01-18 11:25 |
Osaka | Kwansei Gakuin Univ. Osaka Umeda Campus | Iterative Time-Domain Compression Method of MIMO Channel State Information Using Iterative Updates of Path Selection Tomohiro Nabeshima, Kenichi Higuchi (Tokyo Univ. of Science) IT2015-56 SIP2015-70 RCS2015-288 |
In this paper, we propose an enhanced approach of our previously proposed iterative time-domain compression method multi... [more] | IT2015-56 SIP2015-70 RCS2015-288 pp.49-54 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-05 09:55 |
Okinawa | Okinawa Prefectural Museum & Art Museum | A Study on Low Complexity Inter-user Interference Aware MIMO Decoder for High Performance Downlink MU-MIMO Systems Reina Hongyo, Leonardo Lanante Jr, Hiroshi Ochi (Kyutech) RCS2015-206 |
Multi user multiple input multiple output (MU-MIMO) is a technology used in IEEE 802.11ac very high throughput wireless ... [more] | RCS2015-206 pp.97-102 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-06 11:45 |
Okinawa | Okinawa Prefectural Museum & Art Museum | FPGA Implementation of Channel Emulator with Automatic Channel Sounding Feedback for MU-MIMO WLAN systems Tran Thi Thao Nguyen, Leonardo Lanante, Yuhei Nagao, Masayuki Kurosaki, Hiroshi Ochi (Kyutech) AP2015-147 |
Regardless of the wireless application, the wireless communication channel is the central point of any wireless communic... [more] | AP2015-147 pp.213-218 |
| RCS, SAT (Joint) |
2015-08-18 09:55 |
Fukuoka | Fukuoka Univ. | High Efficient Spatial Division Multiplexing Technique with the First Eigen-mode parallel transmission on millimeter wave band in LOS environment
-- Effective channel feedback scheme -- Takuto Arai, Atsushi Ohta, Yushi Shirato, Kazuki Maruta, Tatsuhiko Iwakuni, Masataka Iizuka (NTT) RCS2015-145 |
In the previous paper, the authors have discussed the practical Massive MIMO system in LOS environment where the base st... [more] | RCS2015-145 pp.79-84 |
| RCS | 2015-06-25 10:13 |
Hokkaido | Hokkaido Univ. | Iterative Time-Domain Compression Method of MIMO Channel State Information Tomohiro Nabeshima, Kenichi Higuchi (Tokyo Univ. of Science) RCS2015-66 |
In this paper, we propose an iterative time-domain compression method multiple-input multiple-output (MIMO) channel stat... [more] | RCS2015-66 pp.119-124 |
| RCS, IN (Joint) |
2015-05-21 09:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Preliminary Evaluation Results on Analog CSI Feedback Enhancement for LTE-Advanced Chiharu Yamazaki, Hiroyuki Urabayashi, Fangwei Tong, Masato Fujishiro, Kugo Morita (KYOCERA) RCS2015-23 |
Depletion of radio frequency resource due to traffic explosion is the serious problem on radio communication and multi a... [more] | RCS2015-23 pp.1-6 |
| RCS, IN (Joint) |
2015-05-22 10:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Distributed Resource Allocation Based on CSI Feedback Overhearing for Downlink Heterogeneous Systems with Cell Range Expansion Takuya Kamenosono, Megumi Kaneko, Kazunori Hayashi (Kyoto Univ.) RCS2015-35 |
In this paper, we consider a distributed resource allocation for Macro Base Station (MBS) in macrocell/picocell overlay ... [more] | RCS2015-35 pp.61-66 |
| RCS, SR, SRW (Joint) |
2015-03-04 17:40 |
Tokyo | Tokyo Institute of Technology | Preliminary Evaluation Results on Analog CSI Feedback Enhancement for LTE-Advanced Chiharu Yamazaki, Hiroyuki Urabayashi, Fangwei Tong, Masato Fujishiro, Kugo Morita (KYOCERA) RCS2014-325 |
Depletion of radio frequency resource due to traffic explosion is the serious problem on radio communication and multi a... [more] | RCS2014-325 pp.141-146 |
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