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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| NS, IN (Joint) |
2013-03-07 09:40 |
Okinawa | Okinawa Zanpamisaki Royal Hotel | Experimental Investigations of Radio-On-Demand WLAN using On-demand AP Kenichi Abe (NEC Communication Systems), Akio Hasegawa (ATR), Shiro Sakata (Chiba Univ.), Takeshi Ikenaga (Kyushu Inst. of Tech.), Hiroyuki Yomo (Kansai Univ.)  NS2012-176 |
We proposed a novel Radio-On-Demand Network (ROD) system architecture which allows the efficient use of electrical power... [more] | NS2012-176 pp.67-72 |
| RCS, SR, SRW (Joint) |
2013-02-27 16:20 |
Tokyo | Waseda Univ. | A wake-up mechanism adapting to user distribution for energy-efficient wireless LAN Fuyuki Saito, Hiroyuki Yomo (Kansai Univ.), Kenichi Abe (NEC Communication Systems,Ltd.), Akio Hasegawa (ATR) RCS2012-301 |
In order to reduce energy wastefully consumed by access point (APs) in wireless LAN, we have proposed Radio-On-Demand Ne... [more] | RCS2012-301 pp.103-108 |
| RCS, SR, SRW (Joint) |
2013-02-28 10:50 |
Tokyo | Waseda Univ. | A Study of Efficient Spectrum Utilization Using Wideband Non-contiguous OFDM Riichiro Nagareda, Akio Hasegawa, Tatsuo Shibata, Masayoshi Ohashi (ATR) SR2012-100 |
Recently the demand of the mobile communication traffic increases rapidly. In order to deal with this demand, it is thou... [more] | SR2012-100 pp.103-108 |
| SR, AN, USN, RCS (Joint) |
2012-10-19 13:30 |
Fukuoka | Fukuoka univ. | Impact of Duty-Cycling on Wake-up Receiver for Radio-On-Demand WLAN Takatoshi Kimura, Akio Hasegawa (ATR), Hiroyuki Yomo (Kansai Univ.), Suhua Tang (ATR), Tetsuya Ito (NEC Communication System,Ltd.), Masayoshi Ohashi (ATR) RCS2012-152 |
We have proposed Radio-On-Demand (ROD) Wireless LAN (WLAN) in order to reduce energy wastefully consumed by WLAN AP. In ... [more] | RCS2012-152 pp.155-160 |
| SR, RCS, SRW (Joint) |
2012-03-09 14:50 |
Kanagawa | YRP | Performance Evaluation of Power Saving Scheme for Wireless Access Networks with Access Point Sharing Riichiro Nagareda, Akio Hasegawa, Tatsuo Shibata, Masayoshi Ohashi (ATR) RCS2011-350 |
For wireless access network where many user terminals (UTs) share many access points (APs), power consumption of the net... [more] | RCS2011-350 pp.205-210 |
| NS, RCS (Joint) |
2011-12-16 11:00 |
Yamaguchi | Yamaguchi University | Realizing Fair Sharing of WLAN Channels in the Presence of Legacy Devices Suhua Tang, Akio Hasegawa, Tatsuo Shibata, Masayoshi Ohashi (ATR) RCS2011-253 |
IEEE 802.11n is being widely deployed since its finalization. But legacy WLAN devices running 802.11g or even 802.11b wi... [more] | RCS2011-253 pp.123-128 |
| RCS | 2011-06-23 09:40 |
Okinawa | Ryukyu Univ. | A Proposal of Power-Saving Scheme for Wireless Access Networks with Access-Point Sharing Riichiro Nagareda, Akio Hasegawa, Tatsuo Shibata, Sadao Obana (ATR) RCS2011-37 |
In wireless access network, where many stations shere access points (APs) which are disposed widely, power consumption o... [more] | RCS2011-37 pp.13-18 |
| CS, SIP, CAS | 2011-03-04 09:00 |
Okinawa | Ohhamanobumoto memorial hall (Ishigaki)( | Evaluation of QoS Control on Public-Private Cooperative Cognitive Radio Access Networks Kentaro Sawa, Akio Hasegawa, Tatsuo Shibata, Sadao Obana (ATR) CAS2010-142 SIP2010-158 CS2010-112 |
[more] | CAS2010-142 SIP2010-158 CS2010-112 pp.235-240 |
| ITE-BCT, ITE-CE, MoNA, CQ [detail] | 2010-09-10 13:00 |
Fukuoka | NHK Fukuoka Station | Improving Transmission Quality for IEEE 802.11e Wireless LAN Access Networks Oyunchimeg Shagdar, Kengo Sakai, Hiroyuki Yomo, Akio Hasegawa, Tetsuro Ueda, Ryu Miura, Sadao Obana (ATR) MoMuC2010-34 |
Wide spread of Wireless LAN enables users enjoy ubiquitous Internet access for not only the traditional best-effort type... [more] | MoMuC2010-34 pp.65-69 |
| IN | 2010-07-09 14:10 |
Hokkaido | Hokkaido Univ. | Congestion Control for Wireless LAN Access Networks Oyunchimeg Shagdar, Suhua Tang, Noriyuki Taniguchi, Morihiko Tamai, Hiroyuki Yomo, Akio Hasegawa, Tetsuro Ueda, Ryu Miura, Sadao Obana (ATR) IN2010-40 |
Congestion has been a longstanding problem in the Internet and it can be more problematic in wireless community networks... [more] | IN2010-40 pp.103-108 |
| RCS | 2010-06-17 10:45 |
Kyoto | Kyoto Univ. | Exploiting Potential Throughput Metric for Access Point Selection in Wireless LANs Suhua Tang, Oyunchimeg Shagdar, Noriyuki Taniguchi, Morihiko Tamai, Hiroyuki Yomo, Akio Hasegawa, Tetsuro Ueda, Ryu Miura, Sadao Obana (ATR) RCS2010-21 |
With the increasing popularity of wireless LANs, more and more access points (AP) are being deployed to enable seamless ... [more] | RCS2010-21 pp.19-24 |
| IN, RCS (Joint) |
2010-04-27 13:00 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Improving Performance of Wireless Networks with Coordinated Transmit Power Control Suhua Tang, Hiroyuki Yomo, Akio Hasegawa, Mehdad N. Shirazi, Tetsuro Ueda, Ryu Miura, Sadao Obana (ATR) RCS2010-11 |
More and more access points (AP) are deployed to enable seamless coverage. Because the number of available orthogonal ch... [more] | RCS2010-11 pp.61-66 |
| NS, IN (Joint) |
2010-03-05 08:50 |
Miyazaki | Miyazaki Phoenix Seagaia Resort (Miyazaki) | Performance Evaluation of Channel Assignment Scheme for Private Radio Access Networks in Public-Private Cooperative Cognitive Radio Access Networks Noriyuki Taniguchi, Michio Miyamoto, Morihiko Tamai, Hiroyuki Yomo, Akio Hasegawa, Ryu Miura, Tetsuro Ueda, Sadao Obana (ATR) NS2009-195 |
In public-private cooperative cognitive radio access networks, WiFi access points of private radio access networks selec... [more] | NS2009-195 pp.191-196 |
| SR | 2010-01-22 15:30 |
Tokyo | Univ. of Electro-Communications | [Invited Talk]
Public-Private Cooperative Cognitive Radio Access Networks
-- System Components, Technical Target and Issues, Key Functions and System Integration -- Tetsuro Ueda, Hiroyuki Yomo, Akio Hasegawa, Sadao Obana (ATR) SR2009-90 |
[more] | SR2009-90 pp.101-105 |
| SR | 2009-01-23 10:55 |
Kyoto | Kyoto University | Supporting Multihomed Mobile Nodes Connecting to Heterogeneous Wireless Systems in Hierarchical Mobile IPv6 Networks Morihiko Tamai, Kengo Sakai, Toshiaki Yamamoto, Akio Hasegawa, Tetsuro Ueda, Sadao Obana (ATR) SR2008-80 |
Due to widespread deployment of wireless communication infrastructures, mobile terminals which have multiple wireless in... [more] | SR2008-80 pp.75-82 |
| MoNA | 2007-01-25 10:55 |
Hiroshima | A QoS Routing Framework for Cognitive Wireless Access Networks Masuto Nishiura, Akio Hasegawa, Jong-Ok Kim, Akira Yamaguchi, Sadao Obana (ATR) MoMuC2006-61 |
For improving frequency utilization efficiency, Cognitive Radio technology has gotten attention recently. In the meanwhi... [more] | MoMuC2006-61 pp.1-5 |
|
| SR | 2006-11-29 15:55 |
Hokkaido | Cognitive Wireless Access Network System Architecture Masuto Nishiura, Akio Hasegawa, Akira Yamaguchi, Sadao Obana (ATR) SR2006-46 |
Various wireless systems will co-exist in the future mobile access network. So, a terminal with various wireless interfa... [more] | SR2006-46 pp.33-39 |
|
| NLP | 2006-06-23 16:10 |
Tokyo | Chuo Univ. | Self-adaptive timing-synchronization ability in ad hoc networks based on IEEE 802.11 MAC protocol Hisa-Aki Tanaka, Daisuke Ohta (UEC), Akio Hasegawa, Peter Davis (ATR) |
[more] | NLP2006-21 pp.59-64 |
| IN, RCS (Joint) |
2006-05-18 11:20 |
Tokyo | A Study of QoS Control for Cognitive Wireless Access Network Tadayuki Fukuhara, Sachiko Yamanaka, Noriyuki Taniguchi, Akio Hasegawa, Stefan Aust, Yasuhisa Takizawa, Peter Davis, Akira Yamaguchi, Sadao Obana (ATR) IN2006-3 |
Wireless access systems e.g. cellular system and Wireless LAN have been spread rapidly and standardization and experimen... [more] | IN2006-3 pp.13-18 |
|
| MVE, CQ, MoNA (Joint) |
2006-01-27 14:00 |
Oita | Beppu Onsen Spring (Resorpia Beppu Hotel) | Proposal of Communication Decentralization Method in Ad-hoc Network Routing Jun Hasegawa, Satoko Itaya, Akio Hasegawa, Peter Davis, Akira Yamaguchi, Naoto Kadowaki, Sadao Obana (ATR) |
There is a problem in adhoc networks that performance can deteriorate when a relay node is shared by two or more traffic... [more] | MoMuC2005-81 pp.45-48 |
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