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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| EA | 2024-05-22 14:15 |
Online | Online | 未定
-- 未定 -- Tsubasa Ochiai (NTT), Kazuma Iwamoto (Doshisha Univ.), Marc Delcroix, Rintaro Ikeshita, Hiroshi Sato, Shoko Araki (NTT), Shigeru Katagiri (Doshisha Univ.) |
(To be available after the conference date) [more] | |
| RCS, SIP, IT | 2022-01-20 10:55 |
Online | Online | Terrestrial Acoustic Communications Employing Transmit Precoding and Channel Interpolation Katsuyoshi Yamamoto, Hiroshi Kubo (Ritsumeikan Univ.)  IT2021-31 SIP2021-39 RCS2021-199 |
This paper proposes 72kbps terrestrial acoustic communications (TRAC) using commercial acoustic electronic equipment and... [more] | IT2021-31 SIP2021-39 RCS2021-199 pp.18-23 |
| MIKA (3rd) |
2021-10-29 10:30 |
Okinawa | (Primary: On-site, Secondary: Online) |
[Poster Presentation]
A Study of MIMO SC-FDE for Large-capacity Transmission using Millimeter-wave Band Yoshifumi Matsusaki, Fumiya Yamagishi, Tomohiro Shimazaki, Takayuki Nakagawa, Naohiko Iai (NHK) |
The authors are conducting research and development on large-capacity transmission technology using millimeter-wave band... [more] | |
| SAT | 2021-10-08 15:45 |
Online | Online | Study on digital pre-distortion with I/O interfaces for analogue baseband signal over satellite channel Masaaki Kojima, Yuki Koizumi, Masashi Kamei (NHK) SAT2021-52 |
Non-linear distortion caused by the satellite transponder negatively impacts multilevel modulation schemes. We studied d... [more] | SAT2021-52 pp.47-50 |
| SAT | 2018-10-12 13:45 |
Overseas | KARI | Performance Comparison of Digital Pre-Distortion Techniques over Satellite Channel Masaaki Kojima, Yuki Koizumi, Yoichi Suzuki, Hisashi Sujikai (NHK) SAT2018-54 |
Aiming for practical usage of 32APSK in 4K/8K satellite broadcasting, we have developed a digital pre-distortion techniq... [more] | SAT2018-54 pp.67-71 |
| SP, IPSJ-SLP (Joint) |
2018-07-26 16:45 |
Shizuoka | Sago-Royal-Hotel (Hamamatsu) | Single channel noisy speech recognition based on combination of noisy speech and enhanced speech Masakiyo Fujimoto, Hisashi Kawai (NICT) SP2018-19 |
In many cases, single channel speech enhancement seriously deteriorates speech recognition accuracy due to the influence... [more] | SP2018-19 pp.15-20 |
| SAT | 2017-10-27 15:30 |
Okinawa | Okinawa Cellular Telephone Company | Estimation Technique for Non-linear Characteristics for Satellite Transponder Masaaki Kojima, Yoichi Suzuki, Yuki Koizumi, Hisashi Sujikai, Shoji Tanaka (NHK) SAT2017-55 |
We previously proposed a digital pre-distortion technique that has transmitter-built-in satellite transponder characteri... [more] | SAT2017-55 pp.131-136 |
| RCS, SR, SRW (Joint) |
2017-03-02 09:50 |
Tokyo | Tokyo Institute of Technology | A Study on System-Level Performance Comparison in Terms of Theoretical Channel Capacity Between OFDM and SC-FDE Shuhei Saito, Hirofumi Suganuma, Fumiaki Maehara (Waseda Univ.) SRW2016-87 |
OFDM and SC-FDE are both promising techniques to realize high speed wireless communication systems because of their comm... [more] | SRW2016-87 pp.111-116 |
| RCS, SAT (Joint) |
2015-08-18 10:55 |
Fukuoka | Fukuoka Univ. | A study on peak-amplitude aware linear precoding for MIMO systems Yusuke Ohki, Osamu Muta, Hiroshi Furukawa (Kyushu Univ.) RCS2015-147 |
space division multiplexing (SDM) systems, the peak power of the transmit signal at each antenna element is increased b... [more] |
RCS2015-147 pp.91-96 |
| IT | 2015-07-13 16:00 |
Tokyo | Tokyo Institute of Technology | [Invited Talk]
Reformulation of Information Theory by New Information Measures Tomohiko Uyematsu (Tokyo Tech) IT2015-27 |
Han and Verd'u introduced a new information measure called as information spectrum, and developed the most general info... [more] |
IT2015-27 pp.59-66 |
| RCS | 2015-06-26 09:08 |
Hokkaido | Hokkaido Univ. | Channel Sounders for Underwater Acoustic Communications Employing Acoustic Electronic Equipments Shunichi Ueda, Dai Aizawa, Takashi Shimizu, Takahide Ichikawa, Hiroshi Kubo (Ritsumeikan Univ.) RCS2015-81 |
This paper discusses channel sounders for underwater acoustic communications (UWAC), which estimate channel impulse resp... [more] | RCS2015-81 pp.205-210 |
| ISEC, IT, WBS | 2015-03-02 13:40 |
Fukuoka | The University of Kitakyushu | Channel Sounders for Acoustic Communications Employing Acoustic Electronic Equipment
-- Basic Structure of Channel Sounders for Acoustic Communications -- Takahide Ichikawa, Takashi Shimizu, Dai Aizawa, Hiroshi Kubo (Ritsumeikan Univ) IT2014-72 ISEC2014-85 WBS2014-64 |
This paper discusses channel sounders, which estimate channel impulse response, using commercial electric acoustic equip... [more] | IT2014-72 ISEC2014-85 WBS2014-64 pp.63-68 |
| RCS, NS (Joint) |
2013-12-20 15:20 |
Kagawa | Sunport Hall Takamatsu | Performance Analysis of Deliberately Clipped Semi-Blind Interference Alignment Manato Takai (Shizuoka Univ.), Koji Ishibashi (Univ. of Electro-Comm.), Tadahiro Wada (Shizuoka Univ.) RCS2013-252 |
Under interference channels with multiple transmitters simultaneously transmitting through the same frequency and time, ... [more] | RCS2013-252 pp.267-272 |
| OCS | 2013-07-25 15:50 |
Tokyo | Sumida-Sangyo-Kaikan | Impact of Pulse Shaping and Transceiver Imperfections on Nonlinear Compensated Transmission System Tomofumi Oyama (Fujitsu Lab.), Takeshi Hoshida, Hisao Nakashima (Fujitsu), Chihiro Ohshima (Fujitsu Lab.), Zhenning Tao (FRDC), Jens C. Rasmussen (Fujitsu) OCS2013-24 |
We investigate the impact of pulse shaping and transceiver imperfections by numerical simulation of 127Gbit/s DP-QPSK WD... [more] | OCS2013-24 pp.29-34 |
| SIS | 2013-03-08 09:30 |
Shizuoka | Create Hamamatsu | A study on Noise Suppression for Cardiac Sound Takashi Sudo (TOSHIBA/Yokohama National Univ.), Hirokazu Tanaka (TOSHIBA), Chika Sugimoto, Ryuji Kohno (Yokohama National Univ.) SIS2012-62 |
The needs of health care is growing in recent years. The home-oriented health care and medical equipment is spreading. A... [more] | SIS2012-62 pp.91-96 |
| EA | 2012-06-08 15:10 |
Shizuoka | Yamaha Co. | Performance comparison of MMSE and sparse models in source separation using multichannel Wiener filter Ryutaro Sakanashi, Shigeki Miyabe, Takeshi Yamada, Shoji Makino (Univ. Tsukuba) EA2012-43 |
Multichannel Wiener filter proposed by Duong {\it et al}. can conduct underdetermined blind source separation (BSS) with... [more] | EA2012-43 pp.61-66 |
| SR | 2012-01-26 14:05 |
Kagoshima | Kagoshima | Channel Selection for SC Transmission Considering Sinking Point of Channel Function Kazumasa Kobayashi, Shunsuke Tomita, Yuji Miyake, Kazuhiro Komatsu (Tohoku Univ.), Hiroshi Oguma (Toyama National College of Technology), Noboru Izuka (SoftBank Telecom Cop./Tohoku Univ.), Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) SR2011-80 |
In next generation mobile communication systems, single carrier (SC) system with low peak to average power ratio (PAPR) ... [more] | SR2011-80 pp.17-22 |
| RCS, NS (Joint) |
2011-07-22 09:55 |
Hokkaido | Asahikawa Civic Culture Hall | A Study on Spectrum Mapping for Amplify-and-Forward Relay Links under Frequency Selective Fading Channels Quang Thang Duong, Shinsuke Ibi, Seiichi Sampei (Osaka Univ.) RCS2011-92 |
Aiming at improving end-to-end channel capacity of an amplify-and-forward relay system under frequency selective fadin... [more] |
RCS2011-92 pp.105-110 |
| OCS, OPE (Joint) |
2010-05-21 13:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Information rates of PSK signal transmission in a system including all-optical amplitude limiters Masatomo Kobayashi, Yusuke Yahata, Masayuki Matsumoto (Osaka Univ.) OCS2010-3 |
In this report, we theoretically evaluate information rates (IRs) for RZ-QPSK-signal transmission in a system where phas... [more] | OCS2010-3 pp.13-18 |
| IN, RCS (Joint) |
2010-04-27 15:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Performance Improvement of DDCE for IFDMA with Phase Rotation Kazunori Yamamoto, Koichi Adachi, Tomoaki Ohtsuki, Masao Nakagawa (Keio Univ.) RCS2010-17 |
Single-carrier frequency-division multiple-access (SC-FDMA), which can multiplex multiple users orthogonally by allocati... [more] | RCS2010-17 pp.97-102 |
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