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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, AN, MoNA, SR, WBS (Joint) |
2008-03-07 15:00 |
Kanagawa | YRP | Cooperative sensing in cognitive radio networks Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (TUAT)  SR2007-101 |
[more] | SR2007-101 pp.109-115 |
| RCS, SIP | 2008-01-24 10:45 |
Hiroshima | Hiroshima City Uni. | A Study on Power contorl in Autonomous Distributed Network Dewagamage Danasiri Wijedasa, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (TUAT) SIP2007-132 RCS2007-135 |
In recent years, wireless autonomous distributed network technologies have been much attention. In the wireless autonomo... [more] | SIP2007-132 RCS2007-135 pp.7-12 |
| RCS, SIP | 2008-01-24 11:10 |
Hiroshima | Hiroshima City Uni. | A Study on the Reduction of Diffusion Time for on Demand Content Distribution Kumiko Takeda, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (TUAT) SIP2007-133 RCS2007-136 |
This report studies a relation between transmit power and diffusion time for on-demand content distribution in wireless ... [more] | SIP2007-133 RCS2007-136 pp.13-18 |
| SR | 2008-01-25 10:55 |
Nagano | Tateyama Prince hotel (Ohmachi city, Nagano prefecture) | A New Blind Interference Cancellation Technique for OFDM Signals Using Adaptive Array Antennas Yuji Sekiguchi, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki (TUAT) SR2007-76 |
In this paper, a new blind interference cancellation technique for OFDM signals using adaptive array antennas is propose... [more] | SR2007-76 pp.61-66 |
| AP | 2008-01-24 10:30 |
Okinawa | Tyeruru.(Naha) | Direction of Arrivals Estimation of Coherent Signal Waves Using Interpolated ESPRIT in Thinning Array Antenna Yuki Hamana, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (TUAT) AP2007-134 |
It is difficult to estimate DOA(Direction-of-Arrival) of coherent signal waves by SSP(Spatial Smoothing Preprocessing) a... [more] | AP2007-134 pp.69-74 |
| AN | 2007-12-18 13:00 |
Fukuoka | Fukuoka Institute of System LSI Design Industry | SDMA Transmission Method for Reducing Delay Time in Multi-Hop Wireless Networks Keigo Hasegawa (TUAT), Takeo Fujii (UEC), Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (TUAT) AN2007-50 |
This paper proposes an SDMA transmission method in multi-hop networks. In our method, multiple relay nodes, which are ... [more] |
AN2007-50 pp.1-6 |
| SR | 2007-11-27 10:30 |
Hiroshima | Hirishima international univ. | [Poster Presentation]
A study on soft decision based cooperative sensing in consideration of interference with primary users Hiromasa Uchiyama, Kenta Umebayashi, Yukihiro Kamiya, Yasuo Suzuki (TAT) SR2007-56 |
In this report, we propose a soft decision based cooperative sensing in consideration of interference level at primary u... [more] | SR2007-56 pp.71-76 |
| RCS, AN (Joint) |
2007-08-24 09:00 |
Niigata | Niigata University | A new space division access scheme for MANET using adaptive array antennas considering cross-degree of freedom Syota Uehara, Naoto Matsushita, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki (TUAT) RCS2007-60 |
In this paper, we propose a new method of interfarence avoidance for Mobile Ad hoc NETworks (MANET) using Adaptive Array... [more] | RCS2007-60 pp.39-44 |
| RCS, AN (Joint) |
2007-08-24 09:20 |
Niigata | Niigata University | An Application of Cognitive Radio on MANET using OFDM Adaptive Array Antennas based on FIA Keita Kobayashi, Yukihiro Kamiya, Kenta Umebayashi, Yasuo Suzuki (TUAT) RCS2007-61 |
Recently, frequency resources are very scarcity with the diffusion of wireless communication technology For the solution... [more] | RCS2007-61 pp.45-50 |
| SR | 2007-07-27 11:35 |
Kanagawa | A feasibility study of software defined radio based on off-line multi-functional blind signal processing Yuji Sekiguchi, Yukihiro Kamiya (TUAT) SR2007-39 |
In this paper, off-line blind multi-functional signal processing (OBMP) concept is proposed. In addition, the feasibilit... [more] | SR2007-39 pp.115-120 |
|
| NS, IN (Joint) |
2007-03-08 11:50 |
Okinawa | Okinawa Convention Center | A new adaptive carrier sensing for MANET based on CSMA Naoto Matsushita, Yukihiro Kamiya (TUAT) IN2006-191 |
Mobile Ad hoc NETwork (MANET) is gathering wide attention. In this technology, medium access control (MAC) protocol is... [more] |
IN2006-191 pp.67-72 |
| AP | 2007-01-25 15:40 |
Fukui | Fukui Univ. | A study on a Ho-Thevenin equivalent circuit of receiving antenna Part2 Hirohisa Onuki, Kenta Umebayashi, Yukihiro Kamiya, Kazuhiro Hirasawa, Yasuo Suzuki (Tokyo University of Agriculture and Technology) AP2006-120 |
It is well known that a transmitting antenna can be expressed as an equivalent circuit, e.g., Ho-Thevenin's equivalent c... [more] | AP2006-120 pp.61-66 |
| RCS, SIP | 2007-01-25 16:00 |
Okinawa | NICT Okinawa | Study on cooperative sensing in cognitve radio based ad hoc network Hiromasa Uchiyama, Kenta Umebayashi (Tokyo University of Agriculture and Technology), Takeo Fujii (The University of Electro-Communications), Fumie Ono (Tokyo University of Science), Kei Sakaguchi (Tokyo Institute of Technology), Yukihiro Kamiya, Yasuo Suzuki (Tokyo University of Agriculture and Technology) SIP2006-155 RCS2006-213 |
In this paper, we propose a soft decision based cooperative sensing in cognitive radio (CR) based ad-network. A CR can s... [more] | SIP2006-155 RCS2006-213 pp.109-113 |
| RCS, NS (Joint) |
2006-07-20 14:30 |
Hokkaido | Hokkaido Univ. | An Application of a New Cognitive Radio using Adaptive Array Antennas for Wireless Ad Hoc Networks Atsushi Kinoshita, Yukihiro Kamiya (Tokyo Univ. of Agriculture and Technology), Takeo Fujii (The Univ. of Electro-Communications), Yasuo Suzuki (Tokyo Univ. of Agriculture and Technology) RCS2006-84 |
The cognitive radio has emerged as a new concept for solving the excessive spectrum access. In this paper, we focus on... [more] |
RCS2006-84 pp.151-156 |
| RCS, NS (Joint) |
2006-07-20 14:50 |
Hokkaido | Hokkaido Univ. | Forward Interference Avoidance for Ad hoc networks with adaptive array antennas Tomofumi Sakaguchi, Yukihiro Kamiya (Noko Univ), Takeo Fujii (Dentu Univ), Yasuo Suzuki (Noko Univ) RCS2006-85 |
In this paper, we propose a new concept namely Forward Interference Avoidance (FIA) using adaptive array antennas (AAAs... [more] |
RCS2006-85 pp.157-162 |
| SR | 2006-04-26 13:25 |
Aichi | A Blind Adaptive Array Antenna for the OFDM Systems Najmus Sadat Rahman, Yukihiro Kamiya (Tokyo Univ. of Agriculture & Tech.), Takeo Fujii (Univ. of Electro-Comm.), Yasuo Suzuki (Tokyo Univ. of Agriculture & Tech.) SR2006-9 |
[more] | SR2006-9 pp.41-47 |
|
| RCS, AP, WBS, SR, MW, MoNA (Joint) |
2006-03-03 14:00 |
Kanagawa | YRP | Inter System Interference Evaluation between Primary Systems and Ad-hoc Cognitive Radio Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki (TUAT) |
[more] | SR2005-70 pp.25-32 |
| WBS | 2005-12-15 14:05 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Narrowband Interference Suppression using PIAA for UWB-IR Communication Systems Yoshinobu Takita, Takeo Fujii, Yukihiro Kamiya, Yasuo Suzuki (TUAT) |
Ultra-Wideband (UWB) wireless communications are the communication systems with low power spectrum density over several ... [more] | WBS2005-52 pp.31-36 |
| IN | 2005-12-16 09:00 |
Hiroshima | Hiroshima City Univ. | A new MAC protocol for wireless ad hoc networks with MSN adaptive array antennas Naoto Matsushita, Yukihiro Kamiya (TUAT) |
[more] | IN2005-117 pp.43-48 |
| SR | 2005-11-24 15:20 |
Okinawa | Okinawa Wemen's Center | [Panel Discussion]
To cognitive radio from software defined radio Yasuo Suzuki, Takeo Fujii, Yukihiro Kamiya (TUAT) |
[more] | SR2005-48 pp.9-16 |
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