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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| IN, RCS (Joint) |
2014-05-16 15:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study of Four-layered SSB-QAM Modulation Method (Part 2)
-- A Theoretical Analysis on BER characteristics in AWGN Environment -- Gen-ichiro Ohta, Takuro Sato (Waseda Univ.)  RCS2014-31 |
For authors’ study of SSB-QPSK, a new detection method is invented. Using this means, the ISI (Inter- Symbol-Interferenc... [more] | RCS2014-31 pp.67-72 |
| RCS, SR, SRW (Joint) |
2014-03-03 11:20 |
Tokyo | Waseda Univ. | A Study of Multi-level modulation for SSB-QPSK method
-- A four-layered SSB-QAM Modulation method -- Gen-ichiro Ohta, Takuro Sato (Waseda Univ.) RCS2013-312 |
For authors’ study of SSB-QPSK, a new detection method is invented. Using this mean, the ISI (Inter-Symbol-Interference)... [more] | RCS2013-312 pp.37-42 |
| AP (2nd) |
2014-01-09 13:20 |
Overseas | Le Quy Don Technical University (Hanoi, Vietnam) | [Invited Talk]
Increasing spectral efficiency via high-rate spatial modulation Xuan Nam Tran, Thu Phuong Nguyen (Le Quy Don Technical Univ.), Minh Tuan Le (Hanoi Department of Science and Technology) |
This paper introduces a new spatial modulation scheme which subsumes both the previously introduced spatial modulation (... [more] | |
| RCS | 2013-10-18 15:10 |
Tokyo | Sophia Univ. | Interference Canceller for Multi-hop Relay with Diversity Takanori Matsuno, Hiroyuki Miyazaki, Fumiyuki Adachi (Tohoku Univ.) RCS2013-170 |
Multi-hop decode-and-forward (DF) relay using frequency reuse and time diversity can improve the End-to-End throughput p... [more] | RCS2013-170 pp.163-168 |
| RCS | 2013-06-21 16:20 |
Hokkaido | Hokkaido Univ. | Energy Efficiency of Spread Spectrum Single-Carrier Transmission Amnart Boonkajay (Tohoku Univ.), Koichi Adachi, Sumei Sun (I2R), Fumiyuki Adachi (Tohoku Univ.) RCS2013-75 |
Energy efficiency (EE), which is defined as a ratio of spectrum efficiency (SE) to power consumption, is a key performan... [more] | RCS2013-75 pp.219-223 |
| RCS, SR, SRW (Joint) |
2013-03-01 13:00 |
Tokyo | Waseda Univ. | A Study of Energy Efficiency in Distributed Antenna Network Hidetoshi Kaji, Shinya Kumagai, Katsuhiro Temma, Tatsunori Obara, Fumiyuki Adachi (Tohoku Univ.) RCS2012-345 |
In the conventional centralized antenna network (CAN), whose antennas are centralized at the center of the wireless cell... [more] | RCS2012-345 pp.363-368 |
| SAT | 2011-12-12 10:15 |
Aichi | Nagoya University | What is the optimum modulation scheme supporting high spectral efficiency for VSAT system? Pansoo Kim, Deock-Gil Oh (ETRI) SAT2011-42 |
This paper tackles to identify the optimum modulation scheme supporting high spectral efficiency in satellite VSAT syste... [more] | SAT2011-42 pp.19-22 |
| RCS, AN, SR, USN (Joint) |
2011-10-27 15:15 |
Tokyo | Sophia Univ. | [Tutorial Lecture]
Elemental Technology and Application of Multi-hop Cellular Networks
-- Spectral Efficiency and Scheduling -- Koji Yamamoto, Hidekazu Murata, Susumu Yoshida (Kyoto Univ.) RCS2011-167 SR2011-71 AN2011-45 USN2011-47 |
There has been lots of interest in applying a relaying function to conventional cellular networks, in which all mobile s... [more] | RCS2011-167 SR2011-71 AN2011-45 USN2011-47 pp.165-167(RCS), pp.175-177(SR), pp.147-149(AN), pp.147-149(USN) |
| RCS, AN, SR, USN (Joint) |
2011-10-28 10:10 |
Tokyo | Sophia Univ. | Study of Optimal Cluster Size Depending on Scheduling Algorithms in Multi-User Distributed Antenna System Masahiro Kobayashi, Koji Yamamoto, Hidekazu Murata, Susumu Yoshida (Kyoto Univ.), Daisuke Umehara (Kyoto Inst. of Tech.), Satoshi Denno (Okayama Univ.), Masahiro Morikura (Kyoto Univ.) RCS2011-174 |
In wireless communications, a distributed antenna system (DAS) is a promising technique to increase the spectral efficie... [more] | RCS2011-174 pp.201-206 |
| OCS | 2011-07-12 13:25 |
Osaka | Osaka Univ. Nakanoshima Center | [Tutorial Invited Lecture]
Modulation/Demodulation Technologies for Digital Wireless Communications Seiichi Sampei (Osaka Univ.) OCS2011-40 |
This tutorial explains key technologies for broadband wireless communication systems, such as adaptive equalizer to comp... [more] | OCS2011-40 pp.77-82 |
| OCS | 2011-07-12 16:15 |
Osaka | Osaka Univ. Nakanoshima Center | [Invited Talk]
Optical OFDM transmission technologies for beyond 100 Gbit/s Hidenori Takahashi, Wei-Ren Peng, Itsuro Morita, Hideaki Tanaka (KDDI Labs) OCS2011-44 |
In order to satisfy the demand for a further increase of data traffic in optical networks, the use of spectrally efficie... [more] | OCS2011-44 pp.99-104 |
| AN | 2011-05-20 13:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Study of Transmission and Reception Cluster Size in Multi-User Distributed Antenna System Masahiro Kobayashi, Koji Yamamoto, Hidekazu Murata, Susumu Yoshida (Kyoto Univ.), Daisuke Umehara (Kyoto Inst. of Tech.), Satoshi Denno (Okayama Univ.), Masahiro Morikura (Kyoto Univ.) AN2011-1 |
In wireless communications, a distributed antenna system (DAS) is a promising technique to increase the spectral efficie... [more] | AN2011-1 pp.1-6 |
| 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 |
| AP, RCS (Joint) |
2010-11-12 14:55 |
Fukui | Fukui Univ. | A Basic Study in Spectral Efficiency Improvement for OFDM System Using Constellation Coding Masataka Imao, Hiroshi Suzuki, Jun Ido, Hiroshi Kayashima (Mitsubishi Electric) RCS2010-157 |
Transceiving systems on indoor wireless communication network generally have control channel to transmit physical contro... [more] | RCS2010-157 pp.93-96 |
| RCS, AN, MoNA, SR (Joint) |
2010-03-05 14:00 |
Kanagawa | YRP | Performance Analysis and Evaluation on High Quality SSB-QPSK Transmission Algorithm Lkhagva Ochirkhuyag (Waseda Univ.), Masahiko Nanri (Panasonic Mobile), Gen-ichiro Ohta, Takuro Sato (Waseda Univ.) RCS2009-332 |
Because Single Side-band (SSB) Quadrature Phase Shift Keying (QPSK) modulation has strong inter symbol interference(ISI)... [more] | RCS2009-332 pp.439-442 |
| ITE-IDY, EID, IEIJ-SSL, IEE-EDD | 2010-01-29 10:10 |
Fukuoka | Kyusyu Univ. (Chikushi Campus) | Optimum Gamut for Color Reproduction of a Three Primary Display with Considering Light-source Colors and Object Colors Takaharu Kawase, Yoshifumi Shimodaira (Shizuoka Univ.) EID2009-65 |
We studied color gamut of a three primary display which is optimum for reproducing light-source colors and object colors... [more] | EID2009-65 pp.73-76 |
| SR, AN, USN (Joint) |
2009-10-23 09:50 |
Miyagi | Tohoku Univ. | Study of Optimal Relay Position of Bi-directional Cooperative Relaying under Asymmetric Traffic Conditions Takaaki Saeki, Koji Yamamoto, Hidekazu Murata, Susumu Yoshida (Kyoto Univ.) SR2009-60 AN2009-30 USN2009-33 |
Cooperative relaying (CR) is a promising technique to provide spatial diversity by combining multiple signals from sourc... [more] | SR2009-60 AN2009-30 USN2009-33 pp.59-63(SR), pp.51-55(AN), pp.33-37(USN) |
| SR | 2009-05-28 12:55 |
Niigata | Niigata Univ | Proposal of Band-Limited Spectrum-Division Single Carrier Transmission for Dynamic Spectrum Access in ISM Band Makoto Taromaru, Kazuto Yano, Masazumi Ueba (ATR) SR2009-2 |
A single carrier transmission system is proposed. It is a dynamic spectrum access system designed for ISM bands where va... [more] | SR2009-2 pp.7-12 |
| RCS, AN, MoNA, SR (Joint) |
2009-03-04 16:30 |
Kanagawa | YRP | Conceptual Proposal of Dynamic Spectrum Access Sysytem for Efficient Spectrum Sharing in ISM Band Makoto Taromaru, Kazuto Yano, Satoshi Tsukamoto, Masazumi Ueba (ATR) SR2008-97 |
A system concept of a radio access communication system is proposed. The radio system is designed for an ISM band where ... [more] | SR2008-97 pp.53-57 |
| AN | 2008-12-12 10:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Spectral Efficiency of Cooperative Wireless Multi-hop Networks with Optimal Relay Employment Shizen Sasaki, Hidekazu Murata, Koji Yamamoto, Susumu Yoshida (Kyoto Univ.) AN2008-61 |
In multi-hop networks, the achievable end-to-end throughput is limited to the hop with the smallest data rate in a route... [more] | AN2008-61 pp.53-58 |
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