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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| CQ (2nd) |
2017-08-27 13:50 |
Saitama | Nippon Institute of Technology | [Poster Presentation]
Performance evaluation on NOMA and transmit BF with user selection by the number of beams Yoshiki Shirasawa, Kentaro Nishimori, Hideo Makino (Niigata Univ) |
As a technique for improving the transmission rate within a limited frequency band, Multiuser MIMO (MU-MIMO), which real... [more] | |
| AP (2nd) |
2017-06-28 - 2017-06-30 |
Hokkaido | Hokkaido University | [Poster Presentation]
Performance evaluation on uplink MU-MIMO selecting distributed antennas with wideband signals Soichi Ito, Sho Yoshida, Kentaro Nishimori (Niigata Univ.), Tomoki Murakami, Koichi Ishihara, Yasushi Takatori (NTT) |
Uplink MU-MIMO techniques achieve the high frequency efficiency. However, it is known that the frequency efficiency depe... [more] | |
| AP (2nd) |
2017-06-28 - 2017-06-30 |
Hokkaido | Hokkaido University | [Poster Presentation]
Performance evaluation on NOMA with transmit BF by the number of beams Yoshiki Shirasawa, Kentaro Nishimori, Hideo Makino (Niigata Univ) |
[more] | |
| RCS | 2017-06-22 11:20 |
Okinawa | Ishigaki Shoukou Kaikan | Fundamental Considerations on Computational Complexity Reduction Using Receive Matrix Interpolation in a MIMO-OFDM System Kensei Saito, Yasutaka Ogawa, Toshihiko Nishimura, Takeo Ohgane (Hokkaido Univ.)  RCS2017-70 |
In multiple-input multiple-output (MIMO) systems, separation of multiple streams is often performed by multiplying a wei... [more] | RCS2017-70 pp.121-126 |
| AP | 2017-04-21 15:50 |
Osaka | Osaka university | Transmit beam forming method using NOMA considering increased number of antennas Yoshiki Shirasawa, Kentaro Nishimori, Motoaki Suzuki, Hideo Makino (Niigata Univ) AP2017-21 |
As a technique for improving the transmission rate within a limited frequency band, Multiuser MIMO (MU-MIMO), which real... [more] | AP2017-21 pp.107-112 |
| SR, SRW (Joint) |
2016-05-17 14:00 |
Overseas | Hotel Lasaretti, Oulu, Finland | [Poster Presentation]
A Study on Propagation Model and Mechanism on Null-Space Dimension Expansion for Multi-User MIMO Tolerant to Channel Fluctuation Daichi Tokuyasu, Makoto Taromaru, Ryosuke Ono, Mai Ohta (Fukuoka Univ.) SR2016-21 SRW2016-18 |
Some papers reported that a zero-forcing (ZF) adaptive array antenna or multi-user MIMO system can be robust against cha... [more] | SR2016-21 SRW2016-18 pp.73-74(SR), pp.61-62(SRW) |
| CS, CAS | 2016-02-25 14:20 |
Wakayama | Laforet Nanki-Shirahama Hotel | Ultra Wide Band-Impulse Radio Using MIMO technology for Optical Fiber-Wireless Links Tomoki Kishida, Kengo Nabika, Taishi Satoh, Saeko Oshiba (KIT) CAS2015-82 CS2015-87 |
We have proposed a combined fiber and wireless link system using Ultra Wide Band-Impulse Radio (UWB-IR) for Access Point... [more] | CAS2015-82 CS2015-87 pp.13-18 |
| RCS, SAT (Joint) |
2015-08-18 11:40 |
Fukuoka | Fukuoka Univ. | On Interference Reduction Performance in Use of Remaining Array Freedom over The Number of Interference to Mitigate Degradation Due to Channel Fluctuation
-- Relation between Interference Subspace and Exporation Value from Past Channels -- Makoto Taromaru, Mai Ohta, Ryosuke Ono, Daichi Tokuyasu (Fukuoka Univ.) RCS2015-152 |
Some papers reported that a zero-forcing (ZF) adaptive array antenna or multi-user MIMO system can be robust against ch... [more] |
RCS2015-152 pp.119-122 |
| RCC, ASN, RCS, NS, SR (Joint) |
2015-07-30 10:30 |
Nagano | JA Naganoken Bldg. | [Poster Presentation]
TLS type direct SIMO-OFDM channel equalization on wireless communication Yu Katakai (Tokyo Univ. of Science, Suwa), Minoru Komatsu, Takahiro Natori (Tokyo Univ. of Science), Nari Tanabe (Tokyo Univ. of Science, Suwa), Toshihiro Furukawa (Tokyo Univ. of Science) RCC2015-34 NS2015-54 RCS2015-117 SR2015-35 ASN2015-44 |
This paper proposes TLS type direct blind zero forcing on the OFDM wireless communication system. The proposed algorithm... [more] | RCC2015-34 NS2015-54 RCS2015-117 SR2015-35 ASN2015-44 pp.97-101(RCC), pp.101-105(NS), pp.99-103(RCS), pp.115-119(SR), pp.137-141(ASN) |
| RCS, SR, SRW (Joint) |
2015-03-04 16:50 |
Tokyo | Tokyo Institute of Technology | Interference reduction characteristics by cylindrical array based massive MIMO with analog-digital hybrid processing in a real microcell environment Ryochi Kataoka, Junpei Miyazawa, Kentaro Nishimori (Niigata Univ.), Ngochao Tran, Tetsuro Imai (NTTdocomo) RCS2014-323 |
Massive MIMO enables the improvement on the transmission rate without increasing the burden on the signal processing by ... [more] | RCS2014-323 pp.129-134 |
| AP | 2015-02-19 10:55 |
Hyogo | Chusho-kigyou center at Amagasaki-City | Interference reduction characteristics by circular array based massive MIMO in a real microcell environment Ryochi Kataoka, Kentaro Nishimori (Niigata Univ.), Ngochao Tran, Tetsuro Imai (NTTdocomo) AP2014-189 |
Massive MIMO enables the improvement on the transmission rate without increasing the burden on the signal processing by ... [more] | AP2014-189 pp.15-20 |
| AP | 2015-01-23 10:45 |
Ehime | Ehime University | Performance evaluation of Massive MIMO with analog-digital hybrid processing in a circular cell environment Junpei Miyazawa, Ryochi Kataoka, Kentaro Nishimori (Niigata Univ.), Ngochao Tran, Tetsuro Imai (NTTdocomo) AP2014-176 |
Massive MIMO enables the improvement on the transmission rate without increasing the burden on the signal processing by... [more] |
AP2014-176 pp.85-90 |
| SIP, RCS | 2015-01-22 14:35 |
Okayama | Okayama Univ. | A Novel Dynamic Clustering Scheme for Multiuser MIMO-OFDM transmission in Distributed Antenna Systems Ou Zhao, Hidekazu Murata (Kyoto Univ.) SIP2014-92 RCS2014-280 |
To establish a wide service area of a multiuser multiple-input multiple-output (MU-MIMO) distributed antenna system (DAS... [more] | SIP2014-92 RCS2014-280 pp.67-72 |
| AP, MW (Joint) |
2014-09-18 10:55 |
Tokyo | Tokyo Institute of Technology, Ookayama Campus | Quantitative evaluation by antenna selection on Massive MIMO Ryochi Kataoka, Kentaro Nishimori (Niigata Univ.), Ngochao Tran, Tetsuro Imai (NTT DOCOMO) AP2014-93 |
Massive MIMO enables the improvement on the transmission rate without increasing the burden on the signal processing by ... [more] | AP2014-93 pp.9-14 |
| AP | 2014-04-17 10:40 |
Kyoto | Ritsumeikan University (Suzaku Campus) | Sum Rate Analysis of ZF Receivers in MU-MIMO Systems under the Effects of Spatial Correlation Ou Zhao, Hidekazu Murata (Kyoto Univ.) AP2014-2 |
The performance of multi-user (MU) multiple-input multiple-output (MU-MIMO) systems is not only affected by multi-path f... [more] | AP2014-2 pp.7-12 |
| RCS, NS (Joint) |
2013-12-19 10:00 |
Kagawa | Sunport Hall Takamatsu | Outage Probability Analysis of ZF Receivers in MU-MIMO Systems for Composite Fading Channel Ou Zhao, Hidekazu Murata (Kyoto Univ.) RCS2013-225 |
The performance of multi-user (MU) multiple-input multiple-output (MU-MIMO) systems is not only affected by multi-path f... [more] | RCS2013-225 pp.113-118 |
| AP, RCS (Joint) |
2012-11-15 15:10 |
Tokyo | Tokyo Denki University | [Requested Talk]Multiuser MIMO and inter-cell interference management techniques for next generation wireless LANs Koichi Ishihara, Tomoki Murakami, Yusuke Asai, Takeo Ichikawa, Masato Mizoguchi (NTT) AP2012-102 RCS2012-169 |
In this paper, we introduce a real-time downlink multiuser MIMO (DL MU-MIMO) transceiver we developed for next generatio... [more] | AP2012-102 RCS2012-169 pp.55-60(AP), pp.49-54(RCS) |
| SR, AN, USN, RCS (Joint) |
2012-10-19 16:20 |
Fukuoka | Fukuoka univ. | Impact of spatial filtering weight on performance of multiuser MIMO transmission with vector perturbation Kazuto Yano, Satoshi Sonobe, Yafei Hou, Satoshi Tsukamoto, Masahiro Uno, Kiyoshi Kobayashi (ATR) RCS2012-158 |
This paper evaluates the performance of $8\times8$ downlink multiuser MIMO-OFDM transmission based on vector perturbatio... [more] | RCS2012-158 pp.189-194 |
| RCS, SIP | 2012-01-26 10:50 |
Fukuoka | Fukuoka Univ. | Direct blind equalizer based on DLS method Toshihiro Yagi, Tomomi Ogawa (TUS), Nari Tanabe (STUS), Toshihiro Furukawa (TUS) SIP2011-82 RCS2011-271 |
In this paper, we are discussing the Direct Blind Zero Forcing equalizer [1] to which DLS(DLS:Data least square) algori... [more] | SIP2011-82 RCS2011-271 pp.25-30 |
| AN | 2011-05-20 14:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Impact of Transmit Schemes on Spectral Efficiency of Multi-User Distributed Antenna Systems Makoto Miyagoshi, Koji Yamamoto, Hidekazu Murata, Susumu Yoshida (Kyoto Univ.), Daisuke Umehara (Kyoto Inst. of Tech.), Satoshi Denno (Okayama Univ.), Masahiro Morikura (Kyoto Univ.) AN2011-3 |
In multi-user distributed antenna systems, transmit schemes impact on spectral efficiency. In this paper, we investiga... [more] |
AN2011-3 pp.13-16 |
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