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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS | 2014-06-17 10:13 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Low Complexity Precoder for MU-MIMO System using Proposed Decompression Method for V Matrix Naotaka Yoshida, Yuji Yokota, Yuhei Nagao, Hiroshi Ochi (Kyusyu Inst. of Tech.)  RCS2014-40 |
Iterative calculation is one technique to compute block diagonalization (BD) precoders for Multi-User Multiple Input Mul... [more] | RCS2014-40 pp.49-54 |
| RCS | 2014-06-17 10:29 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Study of Channel Prediction for Multi-user MIMO Precoding System Toshiki Tanaka, Hidekazu Murata (Kyoto Univ.) RCS2014-42 |
Multi-user multiple-input multiple-output (MU-MIMO) systems are able to increase the capacity of wireless systems as lon... [more] | RCS2014-42 pp.61-64 |
| RCS | 2014-06-18 13:40 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Transmission efficiency in MIMO communication
-- Performance comparison of access control for Single-user and Multi-user -- Toshiyuki Ogawa (Nippon Inst. of Tech.), Kentaro Nishimori (Niigata Univ.), Takefumi Hiraguri (Nippon Inst. of Tech.) RCS2014-71 |
In recent years, MIMO (Multi Input Multi Output) transmission is assumed to be an requisite technology to speed up wirel... [more] | RCS2014-71 pp.225-231 |
| RCS | 2014-06-18 14:40 |
Okinawa | Okinawa-ken Seinenkaikan (Naha) | Consideration on Analog CSI Feedback Enhancement for LTE-Advanced Chiharu Yamazaki, Hiroyuki Urabayashi, Fangwei Tong, Masato Fujishiro, Kugo Morita (KYOCERA) RCS2014-74 |
Depletion of radio frequency resource due to traffic explosion is the serious problem on radio communication and multi a... [more] | RCS2014-74 pp.245-250 |
| IN, RCS (Joint) |
2014-05-15 10:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | CSI Reference Signal Multiplexing Using Carrier Frequency Swapping for FDD High-Order MIMO SDM Mamoru Sawahashi (Tokyo City Univ.), Teruo Kawamura, Yuichi Kakishima (NTT DOCOMO) RCS2014-20 |
This paper proposes channel state information - reference signal (CSI-RS) multiplexing employing carrier frequency swapp... [more] | RCS2014-20 pp.7-12 |
| RCS, SR, SRW (Joint) |
2014-03-04 11:00 |
Tokyo | Waseda Univ. | Consideration on Analog CSI Feedback for LTE-Advanced Chiharu Yamazaki, Hiroyuki Urabayashi, Fangwei Tong, Masato Fujishiro, Kugo Morita (KYOCERA) RCS2013-354 |
Depletion of radio frequency resource due to traffic explosion is the serious problem on radio communication and multi a... [more] | RCS2013-354 pp.289-294 |
| RCS, IN (Joint) |
2013-05-17 10:10 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Benefits of Channel Diagonal Dominance to Cooperative MIMO Systems Oussama Souihli, Yasuyuki Hatakawa, Satoshi Konishi (KDDI R&D Labs) RCS2013-31 |
In cooperative multiple-input multiple-output (MIMO) cellular systems, a primary base station (BS), typically serving th... [more] | RCS2013-31 pp.49-54 |
| RCS, SR, SRW (Joint) |
2013-02-27 10:30 |
Tokyo | Waseda Univ. | Hermitian Splitting Precoding (HSP) for Wireless MIMO Systems
-- All The Channel Capacity, Half The Signaling Cost -- Oussama Souihli, Yasuyuki Hatakawa, Satoshi Konishi (KDDI R&D Labs) RCS2012-288 |
In wireless MIMO systems, capacity-achieving precoding schemes, be they linear (e.g. Singular-Value-Decomposition (SVD) ... [more] | RCS2012-288 pp.25-30 |
| AP, RCS (Joint) |
2012-11-15 13:30 |
Tokyo | Tokyo Denki University | [Requested Talk] Optimal Antenna Configuration for Multi-user MIMO to be Robust against Channel Variation Kei Sakaguchi (Osaka Univ.) AP2012-99 RCS2012-166 |
It is well known that the performance of multi-user MIMO system is very sensitive against channel feedback error due to ... [more] | AP2012-99 RCS2012-166 pp.37-42(AP), pp.31-36(RCS) |
| AP, RCS (Joint) |
2012-11-15 15:40 |
Tokyo | Tokyo Denki University | [Requested Talk] Experimental Evaluations for Downlink Multi-user MIMO with EVD-Based CSI Feedback in LTE-Advanced Teruo Kawamura, Yuki Inoue, Keisuke Saito, Shinpei Yasukawa, Hidehiro Andoh (NTT DOCOMO) AP2012-103 RCS2012-170 |
In Long Term Evolution (LTE)-Advanced, which is specified as LTE Release 10 and beyond in the 3rd Generation Partnership... [more] | AP2012-103 RCS2012-170 pp.61-66(AP), pp.55-60(RCS) |
| SR, AN, USN, RCS (Joint) |
2012-10-19 16:45 |
Fukuoka | Fukuoka univ. | Precoding Weight Interpolation Method to Mitigate Spectrum Efficiency Loss of Vector Perturbation Based Multiuser MIMO with Limited CSI Feedback Yafei Hou, Satoshi Sonobe, Satoshi Tsukamoto, Kazuto Yano, Masahiro Uno, Kiyoshi Kobayashi (ATR) RCS2012-159 |
Vector perturbation (VP) algorithm requires perfect channel state information (CSI) for optimal perturbation vector sea... [more] | RCS2012-159 pp.195-200 |
| IN, RCS (Joint) |
2012-05-17 10:40 |
Tokyo | Kuramae-Kaikan, Tokyo Institute of Technology | A study on CSI feedback to support Coordinated Multi-point operation for LTE-Advanced system Masayuki Hoshino (Panasonic), Jing Li (Panasonic R&D Center China), Tomohumi Takata (Panasonic Mobile Communications R&D Lab.), Hui Tong (Panasonic R&D Center China), Akihiko Nishio (Panasonic) RCS2012-25 |
In this paper, we investigate feedback scheme of channel state information (CSI) to support single user joint transmissi... [more] | RCS2012-25 pp.19-24 |
| AP, RCS (Joint) |
2011-11-18 10:05 |
Aichi | Nagoya Congress Center | Indoor experiments of real-time downlink multiuser MIMO transmission for next generation wireless LANs Koichi Ishihara, Yusuke Asai, Riichi Kudo, Takeo Ichikawa, Masato Mizoguchi (NTT) RCS2011-219 |
This paper presents indoor experimental results on an implemented real-time downlink multiuser multiple-input multiple-o... [more] | RCS2011-219 pp.179-184 |
| RCS, NS (Joint) |
2011-07-21 10:45 |
Hokkaido | Asahikawa Civic Culture Hall | Performance Evaluation on Tracking Ability of CSI Feedback for MU-MIMO Transmission using Real-time Baseband Signal Processor for LTE-Advanced Downlink Yuichi Kakishima, Kazuaki Takeda, Teruo Kawamura, Yoshihisa Kishiyama (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Lab), Hidehiro Andoh (NTT DOCOMO) RCS2011-79 |
This paper presents laboratory experimental results on 4-by-2 multi-user (MU)-MIMO multiplexing with two mobile stations... [more] | RCS2011-79 pp.25-30 |
| AN | 2011-07-15 16:30 |
Kyoto | Kyoto Univ. | [Invited Talk]
Multi-user MIMO technique in IEEE802.11ac Koichi Ishihara, Yusuke Asai, Riichi Kudo, Takeo Ichikawa, Masato Mizoguchi (NTT) AN2011-19 |
The standardization activities of microwave wireless LAN system for next generation, which targets more than 1 Gbit/s of... [more] | AN2011-19 pp.71-76 |
| AP, RCS (Joint) |
2010-11-12 10:20 |
Fukui | Fukui Univ. | Hybrid CSI feedback and precoding method for MU-MIMO Yoonseok Oh, Kei Sakaguchi, Kiyomichi Araki (Tokyo Tech.) RCS2010-151 |
In the LTE standard, the close-loop system is used for high throughput. Mobile feeds channel state information (CSI) bac... [more] | RCS2010-151 pp.57-61 |
| RCS, AN, MoNA, SR, WBS (Joint) |
2008-03-07 10:40 |
Kanagawa | YRP | A Study on Redution of the Amount of CSI Feedback in MIMO-OFDM Eigenbeem-Space Division Multiplexing Kuniaki Abe, Nari Tanabe, Hideaki Matsue (Tokyo Univ. of Science, Suwa) RCS2007-235 |
Channel state information(CSI) in MIMO-OFDM eigenbeam space division multiplexing(E-SDM) is returned from receiver to tr... [more] | RCS2007-235 pp.293-298 |
| RCS | 2006-04-21 10:40 |
Osaka | Osaka Univ. Nakanoshima Center | A Study on Reduction of CSI feedback for Frequency Domain Scheduling in OFDMA/TDD Systems Haruka Obata, Takashi Baba, Seiichi Sampei (Osaka Univ.) RCS2006-5 |
This paper proposes a channel state information (CSI) reduction technique for frequency domain scheduling in orthogonal ... [more] | RCS2006-5 pp.25-30 |
| RCS, SIP (Joint) |
2006-01-26 15:40 |
Fukuoka | Kyusyu Univ. | MIMO Throughput Maximization Transmission Control Scheme Using Precoder for MIMO Systems Kenichi Kobayashi (Tokyo University of Science), Tomoaki Ohtsuki (Keio University), Toshinobu Kaneko (Tokyo University of Science) |
In MIMO systems, it has been reported that MMSE precoder weighting transmitted signals based on MMSE criterion at the tr... [more] | RCS2005-137 pp.77-82 |
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