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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SANE, SAT (Joint) |
2015-02-18 14:20 |
Okinawa | Okinawaken Shichoson Jichikaikan | Improved accuracy frequency offset estimation for a poly-polarization multiplexing system Julian Webber, Masanori Yofune, Kazuto Yano, Naoya Kukutsu, Tomoaki Kumagai (ATR)  SAT2014-55 |
The current generation of frequency offset estimators for satellite communications generally require significant frame a... [more] | SAT2014-55 pp.25-30 |
| SR | 2015-01-30 09:15 |
Hokkaido | KKR Hakodate | Transmission Bandwidth Control in QoE-Oriented WLAN for Efficient Support of Multi-Rate Applications Mariko Sekiguchi, Kazuto Yano, Masayuki Ariyoshi, Tomohiro Miyasaka, Tomoaki Kumagai (ATR) SR2014-102 |
We have proposed a QoE-oriented WLAN which employs channel access control for providing enough quality to as many applic... [more] | SR2014-102 pp.49-56 |
| AP (2nd) |
2015-01-09 11:35 |
Overseas | PTIT, Ho Chi Minh City, Vietnam | Sequentially Switched Antenna Array Receiver for High Speed Vehicles Satoshi Tsukamoto, Takahiro Maeda, Lu Shan, Julian Webber, Masayuki Ariyoshi, Tomoaki Kumagai (ATR) |
In recent years, it becomes an interesting challenge to provide a high data rate radio communication for high speed vehi... [more] | |
| RCS, NS (Joint) |
2014-12-18 10:25 |
Mie | Iseshi-Kanko-Bunka-Kaikan (Mie) | Evaluation of Transmission Delay in Wireless LAN Using Access Control Based on QoE- Satisfied Throughput Mariko Sekiguchi, Kazuto Yano, Masayuki Ariyoshi, Tomoaki Kumagai (ATR) RCS2014-223 |
We have proposed an advanced WLAN which improves total Quality of Experience (QoE) in the system. In the proposed system... [more] | RCS2014-223 pp.19-24 |
| RCS, NS (Joint) |
2014-12-18 10:50 |
Mie | Iseshi-Kanko-Bunka-Kaikan (Mie) | Performance of QoE-Oriented Wireless LAN with Access Control for Supporting Delay-Sensitive Applications Mariko Sekiguchi, Kazuto Yano, Masayuki Ariyoshi, Tomoaki Kumagai (ATR) RCS2014-224 |
We have proposed a QoE-oriented WLAN which employs channel access control for providing enough quality to as many applic... [more] | RCS2014-224 pp.25-29 |
| RCS | 2014-10-16 11:00 |
Kanagawa | Keio Univ. | Linear Cell MIMO Using Leaky Coaxial Cable
-- A Realization of High Reliability and Low Latency System in 5th Generation Mobile Communications Network -- Satoshi Tsukamoto, Takahiro Maeda, Yafei Hou, Masayuki Ariyoshi, Kiyoshi Kobayashi, Tomoaki Kumagai (ATR) RCS2014-165 |
We studied multi-input multi-output(MIMO) techniques for a linear cell with leaky coaxial cables (LCXs) to reduce hand o... [more] | RCS2014-165 pp.55-60 |
| RCS | 2014-10-17 16:15 |
Kanagawa | Keio Univ. | Received CCI Power Adjustment for Interference-Aware Channel Segregation Using Beacon Signal Ren Sugai, Martin T. H. Sirait, Katsuhiro Temma (Tohoku Univ.), Koichi Ishihara, B. A. Hirantha Sithira Abeysekera (NTT), Tomoaki Kumagai (ATR), Fumiyuki Adachi (Tohoku Univ.) RCS2014-195 |
Our recently proposed interference-aware channel segregation based dynamic channel assignment (IACS-DCA) using beacon si... [more] | RCS2014-195 pp.219-224 |
| RCS, SR, SRW (Joint) |
2014-03-03 11:00 |
Tokyo | Waseda Univ. | AP Grouping and Interference-Aware Channel Segregation Based Dynamic Channel Assignment for AP Cooperative Diversity Martin T. H. Sirait, Yuki Matsumura, Katsuhiro Temma (Tohoku Univ.), Koichi Ishihara, B. A. Hirantha Sithira Abeysekera, Tomoaki Kumagai (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2013-319 |
Recently, we proposed interference-aware channel segregation based dynamic channel assignment (IACS-DCA) which selects a... [more] | RCS2013-319 pp.79-84 |
| RCS, SR, SRW (Joint) |
2014-03-03 11:20 |
Tokyo | Waseda Univ. | Development of Wireless LAN Testbed Using Interference-Aware Channel Segregation Based Dynamic Multi-Channel Assignment Algorithm Yuki Matsumura, Katsuhiro Temma (Tohoku Univ.), Tomoaki Kumagai, Koichi Ishihara, B. A. Hirantha Sithira Abeysekera (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2013-320 |
In Wireless LAN, the reuse of limited number of channels at multiple access points (APs) leads to co-channel interferenc... [more] | RCS2013-320 pp.85-90 |
| RCS, AP (Joint) |
2013-11-20 16:15 |
Shimane | Matsue Terrsa | Interference-Aware Channel Segregation Based Dynamic Multi-Channel Assignment Yuki Matsumura, Katsuhiro Temma (Tohoku Univ.), Koichi Ishihara, Hirantha Abeysekera, Tomoaki Kumagai (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2013-181 |
In wireless networks whose available radio-frequency bandwidth is limited, the co-channel interference (CCI) limits a tr... [more] | RCS2013-181 pp.43-48 |
| RCS, SAT (Joint) |
2013-08-29 10:55 |
Nagano | Shinshu Univ. | SIR-Based Transmit Power Control Using CCI Table for Interference-Aware Channel Segregation Based Dynamic Channel Assignment Yuki Matsumura, Katsuhiro Temma (Tohoku Univ.), Koichi Ishihara, Hirantha Abeysekera, Tomoaki Kumagai (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2013-124 |
In wireless networks, the co-channel interference (CCI) limits the transmission quality since the same channel must be r... [more] | RCS2013-124 pp.7-12 |
| RCS, SR, SRW (Joint) |
2013-03-01 10:30 |
Tokyo | Waseda Univ. | A Study of Channel Selection for Wireless LAN using Channel Segregation Based Dynamic Channel Assignment Katsuhiro Temma, Yuki Matsumura, Tatsunori Obara, Tetsuya Yamamoto (Tohoku Univ.), Koichi Ishihara, Hirantha Abeysekera, Tomoaki Kumagai (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2012-340 |
Recently, we investigated the application of the multi-channel access to channel segregation based dynamic channel assig... [more] | RCS2012-340 pp.333-338 |
| RCS, SR, SRW (Joint) |
2013-03-01 10:50 |
Tokyo | Waseda Univ. | A Study of Impact of Asynchronous Transmission Timing on Channel Segregation Based Dynamic Channel Assignment in Wireless LAN Yuki Matsumura, Katsuhiro Temma, Tatsunori Obara, Tetsuya Yamamoto (Tohoku Univ.), Koichi Ishihara, Hirantha Abeysekera, Tomoaki Kumagai (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2012-341 |
In frequency reusing wireless networks whose number of channels are limited, the same channel must be reused by spatiall... [more] | RCS2012-341 pp.339-344 |
| AP, RCS (Joint) |
2012-11-16 14:50 |
Tokyo | Tokyo Denki University | A Study of Multi-Channel Access for Wireless LAN using Channel Segregation Based Dynamic Channel Assignment Katsuhiro Temma, Yuki Matsumura, Tatsunori Obara, Tetsuya Yamamoto (Tohoku Univ.), Koichi Ishihara, Hirantha Abeysekera, Tomoaki Kumagai (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2012-181 |
The higher-speed and larger-capacity transmission is demanded in the wireless local area network (WLAN). The same wirele... [more] | RCS2012-181 pp.121-126 |
| SR, AN, USN, RCS (Joint) |
2012-10-19 13:05 |
Fukuoka | Fukuoka univ. | A Study of Transmit Power Control for Wireless LAN using Channel Segregation Based Dynamic Channel Assignment Yuki Matsumura, Katsuhiro Temma, Tatsunori Obara, Tetsuya Yamamoto (Tohoku Univ.), Koichi Ishihara, Hirantha Abeysekera, Tomoaki Kumagai (NTT), Fumiyuki Adachi (Tohoku Univ.) RCS2012-151 |
Wireless local area network (WLAN) has been rapidly spreading. Rapid increase in the number of access points (APs) incre... [more] | RCS2012-151 pp.149-154 |
| SIP, RCS | 2011-01-20 11:20 |
Kagoshima | Symbol-wise Precoding in Multiuser MIMO Downlink Tomoyuki Yamada, Yasushi Takatori, Yusuke Asai, Tomoaki Kumagai, Masato Mizoguchi (NTT) SIP2010-75 RCS2010-205 |
In multiuser MIMO downlink, the transmitter (access point: AP) needs a precoding to separate users’ siganals because use... [more] | SIP2010-75 RCS2010-205 pp.37-42 |
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| RCS, CS | 2005-01-28 16:00 |
Okinawa | University of the Ryukyus | A New Multi-channel Multi-radio Mesh Architecture for extending the Coverage Area of WLAN Hot Zones Luis Loyola, Tomoaki Kumagai, Kengo Nagata, Shinya Otsuki, Satoru Aikawa (NTT) |
[more] | CS2004-198 RCS2004-305 pp.89-94 |
| RCS, CS | 2005-01-28 16:20 |
Okinawa | University of the Ryukyus | A New Transmission Method for Efficient Radio Resource Sharing between Uplink and Downlink Channels in IEEE 802.11 WLAN system Kengo Nagata, Shinya Otsuki, Tomoaki Kumagai, Luis Loyola, Satoru Aikawa (NTT) |
IEEE 802.11 WLAN systems have become widely used in various environments such as office networks, home networks and publ... [more] | CS2004-199 RCS2004-306 pp.95-100 |
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