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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2023-04-14 14:20 |
Osaka | Osaka Univ. (Primary: On-site, Secondary: Online) |
Investigation of reflection parameters of lunar surface. Kazunori Takeuchi, Akira Yamaguchi, Akira Akasaka, Yoshio Takeuchi, Hiroyuki Shinbo (KDDI Research, Inc.)  AP2023-5 |
To estimate radio communication quality on lunar surface, the surface reflection parameters of the lunar are required. F... [more] | AP2023-5 pp.22-27 |
| AP | 2022-02-17 09:50 |
Online | Online | An experimental investigation of the reflection characteristics of lunar surface Feng Lu, Kazunori Takeuchi, Akira Yamaguchi, Hiroyuki Shinbo (KDDI Research) AP2021-159 |
Providing communication areas on the lunar surface for exploration of the lunar surface etc. in the 2030s has been consi... [more] | AP2021-159 pp.7-10 |
| RCS, SR, SRW (Joint) |
2019-03-06 11:20 |
Kanagawa | YRP | An Experimental Study of MmWave Access Points Allocation Patterns inside the Passenger Car of a High Speed Train Yoshio Kunisawa, Akira Yamaguchi, Feng Lu, Kazunori Takeuchi, Hiroyuki Shinbo (KDDI Research, Inc.) SR2018-123 |
This paper reports the investigation results of MmWave Access Points (MAPs) deployment method in order to provide exceed... [more] | SR2018-123 pp.17-22 |
| SR | 2018-05-24 11:30 |
Tokyo | Tokyo big sight | A Study on Reduction Method on Radio Resource Control Signal Amount of D2D Relay Communication Ryochi Kataoka, Koichiro Kitagawa, Bingxuan Zhao, Katsuo Yunoki, Hiroyuki Shinbo, Akira Yamaguchi, Kazunori Takeuchi (KDDI Research) SR2018-2 |
In 5G systems, the utilization of high frequency band that can use a wide bandwidth is expected. Generally, there is a p... [more] | SR2018-2 pp.7-12 |
| SAT, SANE (Joint) |
2016-02-16 14:00 |
Hiroshima | Hiroshima Institute of Technology | Antennas and Flight Courses for Communication Links between UA and Disaster Areas Hiroaki Homma, Kanshiro Kashiki, Shingo Watanabe, Kazunori Takeuchi (KDDI R&D Labs) SAT2015-68 |
In case that a great disaster happens, information transmissions including the safety confirmation will become very diff... [more] | SAT2015-68 pp.29-34 |
| AP | 2015-10-23 09:00 |
Yamaguchi | Yamaguchi Pref. Roufukukyo-kaikan | (Non Manuscript) Onboard Millimeter wave communication area construction considering reflection characteristics Feng Lu, Satoshi Imata, Katsuo Yunoki, Nobuo Suzuki, Kazunori Takeuchi (KDDI R&D Labs.) |
[more] | |
| SR | 2013-01-24 16:25 |
Nagano | Shinshu Univ. | [Invited Talk]
R&D Project of Multilayered Communications Network
-- For disaster-resilient communications -- Shingo Ohmori (YRP-IAI), Fumiyuki Adachi (Tohoku Univ.), Kazunori Takeuchi (KDDI Lab.), Yoji Kishi (KDDI), Masaharu Hamaguchi (OKI), Ryo Kajiwara (YRP) SR2012-74 |
[more] | SR2012-74 pp.15-16 |
| SR | 2009-07-30 15:00 |
Tokyo | Tokyo institute of technology | Estimation Method of Channel Occupancy Ratio for Wireless LAN Tadayuki Fukuhara, Akira Yamaguchi, Kanshiro Kashiki, Toshinori Suzuki (KDDI Labs), Kazunori Takeuchi (KDDI) SR2009-46 |
Channel occupancy ratio is the key information to realize efficient operation of the wireless system. The Channel occupa... [more] | SR2009-46 pp.151-158 |
| SR | 2008-05-30 14:45 |
Kanagawa | Yokohama National University () | [Panel Discussion]
MAC Sub-Layer architecture of cognitive radio system for the mesh network Kazunori Takeuchi, Yujin Noishiki (KDDI Labs.) SR2008-15 |
Cognitive Radio system is regarded as the great candidate to improve the effective usage of the radio resource. Especial... [more] | SR2008-15 pp.91-98 |
| RCS, AN, MoNA, SR, WBS (Joint) |
2008-03-06 16:20 |
Kanagawa | YRP | [Special Talk]
Research and Development Report on Cognitive Radio Technology Mitsuo Nohara (KDDI R&D Labs.), Seishi Hanaoka (Hitachi), Akira Otsuka (Mitsubishi Electric), Kazunori Takeuchi (KDDI R&D Labs.), Akira Yamaguchi (ATR) SR2007-96 |
The authors have conducted their research activity on “Cognitive Radio” from the viewpoints of network and its applicati... [more] | SR2007-96 pp.75-82 |
| SR | 2008-01-24 14:20 |
Nagano | Tateyama Prince hotel (Ohmachi city, Nagano prefecture) | Mobility Impact on Dynamic Base Station Relocation in Cognitive Mesh Networks Using Packet Switch Tetsuro Ueda, Kazunori Takeuchi, Shoji Kaneko, Shingo Nomura (KDDI R&D Labs.) SR2007-67 |
[more] | SR2007-67 pp.15-22 |
| SR | 2007-11-27 10:30 |
Hiroshima | Hirishima international univ. | [Poster Presentation]
Experimental Verification of the Relation between the Transition of Radio Resource Availability and its Prediction Possibility in Cognitive Radio Shoji Kaneko, Shinichi Nomoto, Tetsuro Ueda, Shingo Nomura, Kazunori Takeuchi (KDDI R&D Laboratories Inc.) SR2007-51 |
This paper presents an experimental verification of the relation between the transition of radio resource availability a... [more] | SR2007-51 pp.35-41 |
| SR | 2007-11-27 14:25 |
Hiroshima | Hirishima international univ. | Basic Characteristics of Propagation Status Monitoring Based on Software Defined Radio Takashi Fujimoto, Kanshiro Kashiki, Mitsuo Nohara, Kazunori Takeuchi (KDDI lab.), Takashi Matsumura (Toyota Info Technology Center, Co.,Ltd.) SR2007-60 |
Authors have been studying the Cognitive Radio which selects and utilizes the optimum schemes such as the frequency band... [more] | SR2007-60 pp.93-98 |
| SR | 2007-11-27 14:50 |
Hiroshima | Hirishima international univ. | Field Trial of Inter-Base Station Network using Experimental Cognitive Radio Communication Equipment Kanshiro Kashiki, Kazunori Takeuchi, Mitsuo Nohara (KDDI Labs.) SR2007-61 |
The authors have conducted a study on autonomous inter-Base Station network as a part of Cognitive Radio research & deve... [more] | SR2007-61 pp.99-104 |
| SR | 2007-07-26 14:00 |
Kanagawa | [Technology Exhibit]
[Technical Exhibition] Research and Development Activities on Cognitive Radio Networks
-- Autonomous Inter-Base Station Network Configuration Technology -- Kanshiro Kashiki, Mitsuo Nohara, Kazunori Takeuchi (KDDI Labs.) SR2007-19 |
[more] | SR2007-19 pp.1-4 |
|
| SR | 2007-07-27 09:20 |
Kanagawa | Performance characteristics of autonomous inter-Base Station network system using cognitive radio Satoshi Imata, Mitsuo Nohara, Kanshiro Kashiki, Kazunori Takeuchi (KDDI Labs.) SR2007-34 |
The authors have conducted a study on autonomous inter-Base Station network as a part of Cognitive Radio research. This... [more] | SR2007-34 pp.83-90 |
|
| SR | 2007-05-25 10:00 |
Tokyo | Development of autonomous inter-Base Station network system for cognitive radio Mitsuo Nohara, Kanshiro Kashiki, Satoshi Imata, Kazunori Takeuchi (KDDI Labs.) SR2007-10 |
As a part of research for Cognitive Radio, authors have being studied for a technology to construct autonomous inter-Bas... [more] | SR2007-10 pp.53-60 |
|
| NS, IN (Joint) |
2007-03-08 08:40 |
Okinawa | Okinawa Convention Center | A Study of Throughput Performance using Multiple Radio Channels in Cognitive Radio Misato Sasaki, Yujin Noishiki, Akira Idoue, Kazunori Takeuchi (KDDI R&D Labs) IN2006-194 |
(To be available after the conference date) [more] | IN2006-194 pp.85-88 |
| RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-07 09:40 |
Kanagawa | YRP | A Design of Inter-Base Station Wireless Network using Cognitive Radio for Disaster Rescue Mitsuo Nohara, Kanshiro Kashiki (KDDI), Kazunori Takeuchi (KDDI Labs.), Yoshinori Utsumi, Akira Otsuka (Mitsubishi Electric) SR2006-68 |
This paper presents an inter-base station (BS) wireless network design for emergency relief, which is expected to be one... [more] | SR2006-68 pp.13-18 |
| RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-08 11:00 |
Kanagawa | YRP | [Invited Talk]
x Kazunori Takeuchi, Keizo Sugiyama, Shoji Kaneko, Yujin Noishiki, Akira Idoue (x) WBS2006-55 SR2006-83 |
A Cognitive Radio has been paid attention from the viewpoint of its high efficiency radio resource management. Although ... [more] | WBS2006-55 SR2006-83 pp.17-24 |
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