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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SAT (Joint) |
2019-08-22 11:15 |
Aichi | Nagoya University | Symbol Timing Detection Based on Cross- Correlation of Pilot Sequence for FDE in Single-Carrier LOS-MIMO Kana Aono, Mamoru Sawahashi (Tokyo City Univ.), Norifumi Kamiya (NEC)  RCS2019-151 |
This paper proposes a symbol timing detection method based on the measured cross-correlation power, i.e., power delay pr... [more] | RCS2019-151 pp.31-36 |
| CS | 2019-07-05 09:25 |
Kagoshima | Amami City Social Welfare Center | Pilot Subcarriers in Orthogonal Precoded OFDM Hikaru Kawasaki, Takeshi Matsumura, Kentaro Ishizu, Fumihide Kojima (NICT) CS2019-40 |
Orthogonal precoded orthogonal frequency-division multiplexing (OFDM) is a OFDM scheme with an invertible precoding. As ... [more] | CS2019-40 pp.121-126 |
| RCS | 2019-06-19 10:30 |
Okinawa | Miyakojima Hirara Port Terminal Building | A Fundamental Study on Channel Estimation Using Deep Learning Ryota Nakajima, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa, Junichiro Hagiwara (Hokkaido Univ.) RCS2019-43 |
In wireless communication, channel estimation is essential to detect transmitted signals from received signals. At prese... [more] | RCS2019-43 pp.37-42 |
| RCS | 2019-06-21 10:50 |
Okinawa | Miyakojima Hirara Port Terminal Building | Channel Estimation via Neural Network for Massive MIMO with Pilot Contamination Hiroki Hirose, Tomoaki Ohtsuki (Keio Univ.) RCS2019-89 |
In massive multiple-input multiple-output (MIMO) based on time division duplex (TDD), a base station (BS) needs accurate... [more] | RCS2019-89 pp.303-308 |
| RCS | 2019-06-21 11:00 |
Okinawa | Miyakojima Hirara Port Terminal Building | Low-Complexity MMSE Channel Estimation in Massive MU-MIMO System Yunfeng Deng, Tomoaki Ohtsuki (Keio Univ.) RCS2019-90 |
In massive multi-user MIMO (MU-MIMO) systems, the base station (BS) requires accurate channel state information (CSI).... [more] |
RCS2019-90 pp.309-314 |
| RCS, SIP, IT | 2019-01-31 10:15 |
Osaka | Osaka University | A Study on Regularization Parameter in OFDM Communication Using Sparse Channel Estimation Kenta Kawahara, Takahiro Natori (Tokyo Univ. of Science), Takashi Yoshida (TMCIT), Akira Nakamura, Makoto Itami, Naoyuki Aikawa (Tokyo Univ. of Science) IT2018-38 SIP2018-68 RCS2018-245 |
In recent years, sparse estimation using signal sparsity, which is one solution to the inverse problem, attracts attenti... [more] | IT2018-38 SIP2018-68 RCS2018-245 pp.19-24 |
| RCS | 2018-10-19 15:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | [Encouragement Talk]
Interference Suppression Schemes for Pilot Decontamination on Multicell Massive MIMO Systems Kazuki Maruta, Chang-Jun Ahn (Chiba Univ.) RCS2018-177 |
This paper presents interference suppression performance of our proposed semi-blind uplink interference suppression sche... [more] | RCS2018-177 pp.143-148 |
| RCS, SR, SRW (Joint) |
2018-03-01 09:00 |
Kanagawa | YRP | Improving Semi-Blind Interference Suppression Performance on Multicell Massive MIMO Uplink by Beamspace Method Kazuki Maruta, Chang-Jun Ahn (Chiba Univ.) RCS2017-346 |
This paper improves our previously proposed semi-blind uplink interference suppression scheme for multicell multiuser ma... [more] | RCS2017-346 pp.167-172 |
| RCS | 2017-10-20 13:25 |
Miyagi | Tohoku Institute of Technology | [Invited Lecture]
Semi-Blind Adaptive Interference Cancellation with Decision Feedback Channel Estimation on Multicell Massive MIMO Uplink Kazuki Maruta, Chang-Jun Ahn (Chiba Univ.) RCS2017-194 |
This paper proposes a semi-blind uplink interference suppression scheme for multicell multiuser massive MIMO systems. In... [more] | RCS2017-194 pp.143-148 |
| RCS, SR, SRW (Joint) |
2017-03-03 17:25 |
Tokyo | Tokyo Institute of Technology | BER Performance of Pilot Symbol Assisted and PLL Phase Noise Estimation Methods for High-Order Circular QAM Bin Zheng, Lianjun Deng, Mamoru Sawahashi (Tokyo City Univ.), Norifumi Kamiya (NEC) RCS2016-336 |
This paper presents bit error rate (BER) performance of Circular Quadrature Amplitude Modulation (QAM) constellation whi... [more] | RCS2016-336 pp.265-270 |
| AP, MW (Joint) |
2016-09-16 15:30 |
Ibaraki | AIST | Orthogonal Dual-mode Dielectric Resonator Antenna for MPT System with Beam Pilot Signal in a Single Frequency Takayuki Matsumuro, Yohei Ishikawa, Tomohiko Mitani, Mayumi Matsunaga, Naoki Shinohara (Kyoto Univ.) AP2016-105 |
Multipath propagation of the pilot signal for retro directive system is a problem in the beam-type microwave power trans... [more] | AP2016-105 pp.91-96 |
| AP, RCS, WPT, SAT (Joint) |
2015-11-05 10:20 |
Okinawa | Okinawa Prefectural Museum & Art Museum | Cyclic Delay Pilot Aided Channel Estimation for Space-Time Block Coded Amplify-and-Forward Bi-Directional Relay Using Analog Network Coding Chikara Endo, Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) RCS2015-210 |
Recently, we proposed analog network coding with amplify-and-forward space-time block coded (ANC/AF-STBC) bi-directional... [more] | RCS2015-210 pp.121-126 |
| CQ (2nd) |
2015-10-30 13:20 |
Osaka | [Poster Presentation]
Compressed Sensing Based Uplink Channel Estimation Method for OFDMA with Cyclic Delay Pilot Masanori Sakai, Kazunori Hayashi, Megumi Kaneko (Kyoto Univ.), Minoru Okada (NAIST) |
Frequency domain channel estimation approaches are widely used for the channel estimation of uplink OFDMA (Orthogonal Fr... [more] | ||
| RCS, SAT (Joint) |
2015-08-18 15:30 |
Fukuoka | Fukuoka Univ. | Uplink Interference Suppression by MMSE-CMA Adaptive Array on Multicell Massive MIMO Systems Kazuki Maruta, Atsushi Ohta, Yushi Shirato, Satoshi Kurosaki, Takuto Arai, Tatsuhiko Iwakuni, Masataka Iizuka (NTT) RCS2015-154 |
This paper proposes uplink interference suppression scheme for multicell massive MIMO systems. Single frequency reuse is... [more] | RCS2015-154 pp.129-134 |
| RCS, SR, SRW (Joint) |
2015-03-06 15:25 |
Tokyo | Tokyo Institute of Technology | Iterative Reception Employing Sparse Channel Estimation for OFDM Systems Yuta Takahashi, Kazuhiko Fukawa, Hiroshi Suzuki, Yuyuan Chang (Tokyo Tech) RCS2014-372 |
OFDM transmission schemes are adopted for the integrated services digital broadcasting-terrestrial (ISDB-T) and the down... [more] | RCS2014-372 pp.423-428 |
| 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 |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-07-30 13:55 |
Kyoto | Kyoto Terrsa | Cyclic Delay Pilot Channel Estimation for Space-Time Block Coded Cooperative Amplify-and-Forward Relay Chikara Endo, Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) RCS2014-90 |
Recently, we proposed space-time block coded (STBC) cooperative amplify-and-forward (Co-AF) relay (STBC-Co-AF relay) and... [more] | RCS2014-90 pp.7-12 |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-07-30 14:45 |
Kyoto | Kyoto Terrsa | Impact of Channel Estimation Error on Analog SC-FDE using STTD Combined with Receive Antenna Diversity Thanh Hai Vo, Shinya Kumagai, Fumiyuki Adachi (Tohoku Univ.) RCS2014-92 |
In order to improve performance of analog signal transmission, we recently proposed a novel analog single-carrier transm... [more] | RCS2014-92 pp.19-24 |
| RCS, SR, SRW (Joint) |
2014-03-05 10:55 |
Tokyo | Waseda Univ. | An Adaptive Dual-mode DFCE with Scattered Pilots for Fading Condition Sho Sumitani, Fumio Takahata (Waseda Univ.) RCS2013-378 |
In an application of a dual-mode decision feedback channel estimation to a COFDM transmission with scattered pilot symbo... [more] | RCS2013-378 pp.437-442 |
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