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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SIP, RCS | 2015-01-22 14:10 |
Okayama | Okayama Univ. | A throughput evaluation of an over-distributed antenna system with signal distributing or switching under control delay Yuki Nakanishi, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Yoshihisa Kishiyama (NTT DOCOMO)  SIP2014-91 RCS2014-279 |
When a base station has many transmit antennas such as a massive MIMO system, we need as many pilot resources as the tra... [more] | SIP2014-91 RCS2014-279 pp.61-66 |
| SAT, RCS (Joint) |
2014-08-19 10:55 |
Kochi | Kochi City Cultura-Plaza CUL-PORT | An evaluation of multiuser MIMO throughput in a distributed antenna system with signal distribution Yuki Nakanishi, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Yoshihisa Kishiyama (NTT DOCOMO) RCS2014-140 |
A distributed antenna system, where antennas of a base station are spatially distributed over the cell, can improve thro... [more] | RCS2014-140 pp.7-12 |
| RCS, NS (Joint) |
2013-12-18 16:35 |
Kagawa | Sunport Hall Takamatsu | Investigation on Inter-cell Succsessive Interference Canceller Based on Soft Detection in LTE-Advanced Downlink Yousuke Sano, Yusuke Ohwatari, Kazuaki Takeda, Yukihiko Okumura (NTT DOCOMO) RCS2013-217 |
In LTE-Advanced, to improve the user throughput, non-linear receivers which cancel the inter-cell interference signals u... [more] | RCS2013-217 pp.65-70 |
| RCS, AP (Joint) |
2013-11-20 17:15 |
Shimane | Matsue Terrsa | A Study on BP-based Signal Detection for a Massive MIMO system in Spatially Correlated Channels Wataru Fukuda, Takashi Abiko, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Teruo Kawamura, Yoshihisa Kishiyama (NTT DOCOMO) RCS2013-183 |
The easiest way to improve the throughput performance of multiple-input multiple-output (MIMO) systems is increasing the... [more] | RCS2013-183 pp.55-60 |
| ASN, RCS, NS, SR (Joint) |
2013-07-17 14:55 |
Shizuoka | Hamamatsu Act City | Investigation on design for non-backward compatible carriers in LTE-Advanced Yusuke Ohwatari, Kazuaki Takeda, Akihito Morimoto, Satoshi Nagata, Yuta Sagae, Yoshihisa Kishiyama, Yukihiko Okumura (NTT DOCOMO) RCS2013-82 |
[more] | RCS2013-82 pp.25-30 |
| RCS | 2013-04-18 15:40 |
Okinawa | Ishigaki City Hall | Investigation on Feedback Information for Interference Rejection Combining Receiver in LTE-Advanced Downlink Yousuke Sano, Yusuke Ohwatari, Yuta Sagae, Akihito Morimoto, Yukihiko Okumura (NTT DOCOMO) RCS2013-11 |
The interference rejection combining (IRC) receiver, which can suppress inter-cell interference, is effective in improvi... [more] | RCS2013-11 pp.61-66 |
| SIP, RCS | 2013-01-31 14:45 |
Hiroshima | Viewport-Kure-Hotel (Kure) | Investigation on Interference Rejection Combining Receiver in Heterogeneous Networks Employing Inter-cell Interference Coordination for LTE-Advanced Downlink Yusuke Ohwatari, Akihito Morimoto, Nobuhiko Miki, Yukihiko Okumura (NTT DOCOMO) SIP2012-96 RCS2012-253 |
In LTE-Advanced, heterogeneous networks where low power nodes such as picocells are overlaid onto macrocells were extens... [more] | SIP2012-96 RCS2012-253 pp.91-96 |
| SIP, RCS | 2013-02-01 13:00 |
Hiroshima | Viewport-Kure-Hotel (Kure) | Complexity Reduction Approaches for Signal Detection Based on Belief Propagation in a Large Scale MIMO System Wataru Fukuda, Takashi Abiko, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Yoshihisa Kishiyama (NTT DOCOMO) SIP2012-119 RCS2012-276 |
The easiest way to improve the throughput performance of multiple-input multiple-output (MIMO) systems is to increase th... [more] | SIP2012-119 RCS2012-276 pp.225-230 |
| SIP, RCS | 2013-02-01 13:25 |
Hiroshima | Viewport-Kure-Hotel (Kure) | Performance Evaluation of Belief-Propagation Algorithm with MRC for Signal Detection in a Large Scale MIMO System Takashi Abiko, Wataru Fukuda, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Yoshihisa Kishiyama (NTT DOCOMO) SIP2012-120 RCS2012-277 |
Multiple-input multiple-output (MIMO) systems are well known as a method to improve the throughput performance. Recently... [more] | SIP2012-120 RCS2012-277 pp.231-236 |
| NS, RCS (Joint) |
2012-12-13 10:50 |
Ehime | Ehime Univ. | Investigation on Effect of User Throughput Improvement for Interference Rejection Combining Receiver in Heterogeneous Networks for LTE-Advanced Downlink Yusuke Ohwatari, Akihito Morimoto, Nobuhiko Miki, Yukihiko Okumura (NTT DOCOMO) RCS2012-189 |
In LTE-Advanced, heterogeneous networks where low power nodes such as picocells are overlaid onto macrocells were extens... [more] | RCS2012-189 pp.35-40 |
| AP, RCS (Joint) |
2012-11-16 13:50 |
Tokyo | Tokyo Denki University | Investigation on Link Performance Modeling Considering Channel Estimation Error for System Performance Evaluation of Interference Rejection Combining Receiver in LTE-Advanced Downlink Yousuke Sano, Yusuke Ohwatari, Nobuhiko Miki, Akihito Morimoto, Yukihiko Okumura (NTT DOCOMO) RCS2012-179 |
This paper investigates the advanced receiver employing interference rejection combining (IRC) modeling schemes for the ... [more] | RCS2012-179 pp.109-114 |
| SR, AN, USN, RCS (Joint) |
2012-10-17 09:25 |
Fukuoka | Fukuoka univ. | A Study on Signal Detection in a Large Scale MIMO System
-- Concept and BER Performance -- Wataru Fukuda, Takashi Abiko, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Yoshihisa Kishiyama (NTT DOCOMO) RCS2012-126 |
The easiest way to improve the throughput performance of multiple-input multiple-output (MIMO) systems is increasing the... [more] | RCS2012-126 pp.7-12 |
| SR, AN, USN, RCS (Joint) |
2012-10-17 09:50 |
Fukuoka | Fukuoka univ. | A Study on Signal Detection in a Large Scale MIMO System
-- An EXIT Chart Analysis of Iterative Processing -- Takashi Abiko, Wataru Fukuda, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.), Yusuke Ohwatari, Yoshihisa Kishiyama (NTT DOCOMO) RCS2012-127 |
Multiple-input multiple-output (MIMO) systems are well known as a method to improve the throughput performance. Recently... [more] | RCS2012-127 pp.13-18 |
| SR, AN, USN, RCS (Joint) |
2012-10-17 11:15 |
Fukuoka | Fukuoka univ. | Cell identification performance based on hierarchical synchronization channels in dense small cell environment Hiroki Harada, Akihito Morimoto, Yusuke Ohwatari, Satoshi Nagata (NTT DOCOMO), Hiroyuki Ishii (DOCOMO Innovations), Yukihiko Okumura (NTT DOCOMO) RCS2012-130 |
[more] | RCS2012-130 pp.31-36 |
| RCS | 2012-06-21 16:30 |
Hokkaido | Hakodate City Central Library | Investigation on Link Performance Modeling of Interference Rejection Combining Receiver for System Level Evaluation in LTE-Advanced Downlink Yousuke Sano, Yusuke Ohwatari, Nobuhiko Miki, Akihito Morimoto, Yukihiko Okumura (NTT DOCOMO) RCS2012-57 |
The interference rejection combining (IRC) receiver, which can suppress inter-cell interference, is effective in improvi... [more] | RCS2012-57 pp.85-90 |
| RCS | 2012-04-20 13:00 |
Kyoto | Kyoto Univ. | Investigation on Impact of Interference Rejection Combining Receiver Assuming Inter-cell Reference Signals Collision in LTE-Advanced Yusuke Ohwatari, Nobuhiko Miki, Yuta Sagae, Yukihiko Okumura (NTT DOCOMO) RCS2012-15 |
The interference rejection combining (IRC) receiver, which can suppress inter-cell interference, is effective in improvi... [more] | RCS2012-15 pp.85-90 |
| SR, RCS, SRW (Joint) |
2012-03-08 09:25 |
Kanagawa | YRP | Investigation on Interference Rejection Combining Receiver for Open-loop Transmit Diversity in LTE-Advanced Downlink Yusuke Ohwatari, Nobuhiko Miki, Yuta Sagae (NTT DOCOMO) RCS2011-338 |
The interference rejection combining (IRC) receiver, which can suppress inter-cell interference, is effective in improvi... [more] | RCS2011-338 pp.133-138 |
| RCS, AN, SR, USN (Joint) |
2011-10-28 16:05 |
Tokyo | Sophia Univ. | Investigation on Interference Rejection Combining Receiver in Asynchronous Network for LTE-Advanced Downlink Yusuke Ohwatari, Nobuhiko Miki, Tetsushi Abe (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Lab) RCS2011-186 |
The interference rejection combining (IRC) receiver, which can suppress inter-cell interference, is effective in improvi... [more] | RCS2011-186 pp.273-278 |
| RCS, NS (Joint) |
2011-07-21 11:05 |
Hokkaido | Asahikawa Civic Culture Hall | Investigation of Interference Rejection Combining Receiver to Suppress Inter-cell Interference in LTE-Advanced Downlink Yusuke Ohwatari, Nobuhiko Miki, Takahiro Asai, Tetsushi Abe (NTT DOCOMO), Hidekazu Taoka (DOCOMO Euro Lab) RCS2011-80 |
The interference rejection combining (IRC) receiver is effective in improving the cell-edge user throughput because it s... [more] | RCS2011-80 pp.31-36 |
| AN, USN, SR, RCS (Joint) |
2010-10-27 15:10 |
Osaka | Osaka University | Investigation on Improvement of Channel Estimation Accuracy with Data Signal Muting for Downlink Coordinated Multiple-Point Transmission and Reception in LTE-Advanced Yusuke Ohwatari, Nobuhiko Miki, Tetsushi Abe, Satoshi Nagata, Yukihiko Okumura (NTT DOCOMO) RCS2010-112 |
Accurate channel estimation for multiple cells is essential in downlink coordinated multi-point (CoMP) transmission/rece... [more] | RCS2010-112 pp.31-36 |
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