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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, SR, SRW (Joint) |
2024-03-13 14:00 |
Tokyo | The University of Tokyo (Hongo Campus), and online (Primary: On-site, Secondary: Online) |
[Invited Lecture]
Mountain Rescue Training by using Wireless Relay System mounted on Drone Liang Zhang, Keisuke Maesako, Kazuki Matsuura, Yusuke Tajima, Yoshichika Ota, Norikazu Eda, Susumu Yoneda (SoftBank)  SRW2023-54 |
In rescue missions in mountainous areas, it’s imperative to quickly locate the person in distress. To achieve this, we p... [more] | SRW2023-54 pp.41-46 |
| NS, IN, CS, NV (Joint) |
2022-09-01 14:25 |
Iwate | MALIOS (Iwate Prefecture) + Online Meeting (Primary: On-site, Secondary: Online) |
[Special Invited Talk]
Temporary Wireless Relay System for Mobile Phones in the Event of a Disaster
-- Role as Victim Rescue -- Teruya Fujii (Titech) NS2022-65 IN2022-30 CS2022-38 |
It is important to locate the victim as soon as possible in order to save the victim buried under snow, landslide and ru... [more] | NS2022-65 IN2022-30 CS2022-38 pp.29-34(NS), pp.19-24(IN), pp.1-6(CS) |
| NS, SR, RCS, SeMI, RCC (Joint) |
2022-07-14 11:45 |
Ishikawa | The Kanazawa Theatre + Online (Primary: On-site, Secondary: Online) |
An Experimental Study on Automatic Gain Control in HAPS Repeater System Takuya Hasegawa, Mitsukuni Konishi, Yoshichika Ohta, Atsushi Nagate (SoftBank) SR2022-29 |
High-Altitude Platform Station (HAPS) is a new mobile communication platform which enables to directly provide mobile co... [more] | SR2022-29 pp.41-47 |
| SAT, SANE (Joint) |
2022-02-24 15:50 |
Online | Online | Evaluation of antenna pointing control performance onboard fixed-wing UAV in HAPS wireless relay system Koki Hamajima, Kei Yasukawa, Masazumi Ueba (Muroran IT), Hisayoshi Kanou, Munehiro Matusi, Junicho Abe, Kiyohiko Itokawa, Fumihiro Yamashita (NTT) SAT2021-58 |
Among the several uses of unmanned aerial vehicles (UAV), wireless relay systems for high altitudes using fixed-wing UAV... [more] | SAT2021-58 pp.31-38 |
| SANE | 2022-01-18 11:55 |
Tokyo | ENRI (Primary: On-site, Secondary: Online) |
Evaluation of antenna pointing control error onboard fixed-wing UAV to realize video transmission relay station Koki Hamajima, Kei Yasukawa, Masazumi Ueba (Muroran IT) SANE2021-87 |
A Wireless relay system for video transmission is one of promising applications for fixed-wing UAV against multi-copter ... [more] | SANE2021-87 pp.25-30 |
| NS, ASN, RCC, RCS, SR (Joint) |
2017-07-20 08:50 |
Hokkaido | Hokkaido Univ. | Radio and Fiber relay system using Spatial Modulation for MIMO Transmission Ikuya Kitamura, Yuuki Mizusawa, Hong Zhou, Kazuo Kumamoto (Osaka Inst. of Tech.), Fengping Yan (BTU) RCS2017-106 |
In this paper, we propose a novel fiber-optic relaying scheme using spatial modulation (SM) technology for MIMO mobile t... [more] | RCS2017-106 pp.79-84 |
| RCS, SIP | 2012-01-27 13:30 |
Fukuoka | Fukuoka Univ. | A Single Frequency Full-Duplex Radio Relay Station for Frequency Domain Equalization Systems Munehisa Noguchi, Kazunori Hayashi, Megumi Kaneko, Hideaki Sakai (Kyoto Univ.) SIP2011-109 RCS2011-298 |
Full-duplex radio relay station using a single frequency for receiving and transmitting signals requires coupling wave (... [more] | SIP2011-109 RCS2011-298 pp.177-182 |
| MoNA, IN (Joint) |
2011-11-17 10:55 |
Fukuoka | A CSMA/CA Scheme with Virtual Group for Two-hop WLAN Systems Yuki Nakato, Masahiro Morikura (Kyoto Univ.), Daisuke Umehara (KIT), Nobuaki Otsuki, Takatoshi Sugiyama (NTT) IN2011-94 |
This paper clari es that the MAC parameter control scheme enables to improve uni-directional throughput performances of ... [more] | IN2011-94 pp.7-12 |
|
| RCS, IN (Joint) |
2011-05-27 10:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Performance Improvement of Wireless Relay CSMA/CA System Employing Network Coding by QoS Control Yuki Nakato, Masahiro Morikura (Kyoto Univ.), Daisuke Umehara (KIT), Satoshi Denno (Okayama Univ.), Nobuaki Otsuki, Takatoshi Sugiyama (NTT) RCS2011-31 |
This paper proposes new priority control schemes for a two-hop wireless relay system which employs the CSMA/CA (Carrier ... [more] | RCS2011-31 pp.71-76 |
| RCS | 2011-04-21 14:20 |
Kanagawa | Keio University | Secret Key Agreement for Multiple Terminals Based on Radio Propagation Characteristics in Wireless Relaying Systems Takayuki Shimizu, Hisato Iwai, Hideichi Sasaoka (Doshisha Univ.) RCS2011-7 |
We consider secret key agreement for multiple terminals based on radio propagation characteristics in a wireless relayin... [more] | RCS2011-7 pp.35-40 |
| SIP, RCS | 2011-01-21 10:10 |
Kagoshima | A Study on Transmit Beamforming in an Interactive MIMO Wireless Relay Sakiko Matsuya, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) SIP2010-98 RCS2010-228 |
Recently, wireless relay systems have been discussed to achieve a flexible network for connecting ubiquitous communicati... [more] | SIP2010-98 RCS2010-228 pp.173-178 |
|
| IN, RCS (Joint) |
2010-04-27 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Examining exclusive transmit time for high propagation characteristic of Distributed MIMO Repeater System with amplify-and-forward Pham Thanh Hiep, Ryuji Kohno (Yokohama National Univ.) RCS2010-12 |
Multiple-input multiple-output (MIMO) repeater systems have been discussed in several published papers. When a repeate... [more] |
RCS2010-12 pp.67-72 |
| RCS, AP (Joint) |
2009-11-26 10:30 |
Tokyo | Tokyo Inst. of Tech. | Transmit Beamforming in an Interactive Wireless Relay System Sakiko Matsuya, Toshihiko Nishimura, Takeo Ohgane, Yasutaka Ogawa (Hokkaido Univ.) RCS2009-137 |
Recently, wireless relay systems have been investigated to achieve a flexible network for ubiquitous communication. Netw... [more] | RCS2009-137 pp.25-30 |
| MoNA, IN (Joint) |
2009-11-13 09:00 |
Fukuoka | Fukuoka Institute of Technology | Throughput Optimization by Contention Window Control in CSMA/CA Network Coding Chun-hsiang Huang, Daisuke Umehara, Satoshi Denno, Masahiro Morikura (Kyoto Univ.), Takatoshi Sugiyama (NTT) IN2009-76 |
In this paper, a network coding method in which a QoS control is incorporated is proposed to improve the system throughp... [more] | IN2009-76 pp.47-52 |
| MoNA, IN (Joint) |
2009-11-13 09:25 |
Fukuoka | Fukuoka Institute of Technology | A Relay Packet Transmission Control Scheme for Multihop Wireless ALOHA Network Coding Masaaki Tanaka, Daisuke Umehara, Satoshi Denno, Masahiro Morikura (Kyoto Univ.), Takatoshi Sugiyama (NTT) IN2009-77 |
Wireless access systems employing wireless relay nodes have been studied for removing degital devides and blind zone are... [more] | IN2009-77 pp.53-58 |
| MoNA, IN (Joint) |
2009-11-13 09:50 |
Fukuoka | Fukuoka Institute of Technology | Throughput Evaluation of One-to-Many Wireless Relay ALOHA Network Coding Incorporating Link Budget Kaori Takei, Daisuke Umehara, Satoshi Denno, Masahiro Morikura (Kyoto Univ.), Takatoshi Sugiyama (NTT) IN2009-78 |
Wireless multihop networks have been studied for the purpose of solution of digital divide and system capacity enhanceme... [more] | IN2009-78 pp.59-64 |
| NS, RCS (Joint) |
2009-07-17 14:20 |
Hokkaido | Hokkaido University (Hokkaido) | Study on Distributed MIMO Repeater System for Large Capacity of Wireless Network PhamThanh Hiep (Yokohama University), Nguyen Huy Hoang (Le Quy Don Univ.), Ryuji Kohno (Yokohama University) RCS2009-70 |
Using signal processing array antennas both at the access point (base station) and user terminals, MIMO (Multi-Input Mul... [more] | RCS2009-70 pp.101-105 |
| IN | 2009-07-10 13:30 |
Hokkaido | HOKKAIDO UNIVERSITY | Analysis of a Two-hop CSMA/CA Wireless Relay Network with Network Coding Chunhsiang Huang, Daisuke Umehara, Satoshi Denno, Masahiro Morikura (Kyoto Univ.), Takatoshi Sugiyama (NTT) IN2009-36 |
The method of wireless access is introduced to construct access networks in the circumstances that wiring network is int... [more] | IN2009-36 pp.67-72 |
| IN | 2009-07-10 14:20 |
Hokkaido | HOKKAIDO UNIVERSITY | Effect of Noise and Interference on Asymmetric Traffic Model Using Wireless Network Coding Kaori Takei, Daisuke Umehara, Satoshi Denno, Masahiro Morikura (Kyoto Univ.), Takatoshi Sugiyama (NTT) IN2009-38 |
Wireless multihop networks have been studied for the purpose of solution of digital divide and system capacity enhanceme... [more] | IN2009-38 pp.79-84 |
| CAS, CS, SIP | 2009-03-02 11:10 |
Gifu | Nagaragawa Convention Center | Reliable OFDM Mobile Radio Relaying Systems with AF/DF Switching Scheme and Bit LLR Combining Reception Kenji Goto, Kazuhiko Fukawa, Satoshi Suyama, Hiroshi Suzuki (Tokyo Inst. of Tech.) CAS2008-106 SIP2008-169 CS2008-80 |
This report investigates a relaying system for mobile communications that switches between (i) Amplify-and-Forward (AF) ... [more] | CAS2008-106 SIP2008-169 CS2008-80 pp.31-36 |
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