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Technical Committee on Smart Radio (SR) (Searched in: 2011)
Search Results: Keywords 'from:2012-01-26 to:2012-01-26'
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SR | 2012-01-26 13:00 |
Kagoshima | Kagoshima | Experiment Verification of WLAN Throughput Estimation Method Regarding CSMA/CA Yuichi Imagaki, Kanshiro Kashiki, Takashi Fujimoto, Kosuke Yamazaki, Akira Yamaguchi (KDDI R&D Labs., Inc.)  SR2011-78 |
A multi-mode terminal that equips some wireless modules always selects Wi-Fi system if that has a policy of selecting Wi... [more] | SR2011-78 pp.1-7 |
| SR | 2012-01-26 13:25 |
Kagoshima | Kagoshima | Proposal of synchronization and demodulation processes of DSA system using spectrum-division single carrier transmission in ISM band Kazuto Yano, Kohji Ohshima, Masahiro Uno, Kiyoshi Kobayashi (ATR) SR2011-79 |
The authors have proposed a new wireless communication system based on dynamic spectrum access (DSA) which employs spect... [more] | SR2011-79 pp.9-16 |
| SR | 2012-01-26 14:05 |
Kagoshima | Kagoshima | Channel Selection for SC Transmission Considering Sinking Point of Channel Function Kazumasa Kobayashi, Shunsuke Tomita, Yuji Miyake, Kazuhiro Komatsu (Tohoku Univ.), Hiroshi Oguma (Toyama National College of Technology), Noboru Izuka (SoftBank Telecom Cop./Tohoku Univ.), Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) SR2011-80 |
In next generation mobile communication systems, single carrier (SC) system with low peak to average power ratio (PAPR) ... [more] | SR2011-80 pp.17-22 |
| SR | 2012-01-26 14:30 |
Kagoshima | Kagoshima | Hybrid Single-Carrier and Multi-Carrier System: Evaluation of Throughput with Inter-Cell Interference Yuji Miyake, Kazumasa Kobayashi, Kazuhiro Komatsu (Tohoku Univ.), Hiroshi Oguma (Toyama National College of Technology), Noboru Izuka (SoftBank Telecom Corp./Tohoku Univ.), Suguru Kameda, Noriharu Suematsu, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) SR2011-81 |
We have investigated hybrid single-carrier (SC) and multi-carrier (MC) system. MC transmission is effective for high d... [more] |
SR2011-81 pp.23-28 |
| SR | 2012-01-26 14:55 |
Kagoshima | Kagoshima | [Invited Talk]
Propagation Characteristics of Long-Distance Wireless LAN system over the Sea Masato Masuya (Kagoshima Univ.), Kenji Aoki (Univ. of Miyazaki), Koichi Shimozono (Kagoshima Univ.) SR2011-82 |
We established the 47.5 kilometer IEEE802.11g wireless link between two points which was the longest distance wireless L... [more] | SR2011-82 pp.29-36 |
| SR | 2012-01-26 15:50 |
Kagoshima | Kagoshima | [Panel Discussion]
Management and Control of User and Resource toward Pareto-optimal Wireless and Wired Networks Chikara Ohta (Kobe Univ.), Go Hasegawa (Osaka Univ.), Ryoichi Shinkuma (Kyoto Univ.), Kyoko Yamori (Asahi Univ.), Masato Oguchi (Ochanomizu Univ.), Tutomu Murase (NEC), Dilip Sarkar (Univ. of Miami), Dipankar Raychaudhuri (Rutgers Univ.) SR2011-83 |
We have proposed a network architecture concept named C3E2 (Cognition, Coordination and Cooperation for Economically Eff... [more] | SR2011-83 pp.37-42 |
| SR | 2012-01-26 16:05 |
Kagoshima | Kagoshima | [Panel Discussion]
Possible applications of cognitive radio techniques to the next generation cellular communication systems Hiromasa Fujii, Hiroki Harada, Shunji Miura, Hidetoshi Kayama (NTT DOCOMO) SR2011-84 |
[more] | SR2011-84 pp.43-50 |
| SR | 2012-01-26 16:20 |
Kagoshima | Kagoshima | [Panel Discussion]
Wireless Smart Utility Network (WiSUN) by advanced spectrum management technologies Hiroshi Harada, Fumihide Kojima, Chin-Sean Sum, Alina Liru Lu (NICT) SR2011-85 |
[more] | SR2011-85 pp.51-58 |
| SR | 2012-01-26 16:35 |
Kagoshima | Kagoshima | [Panel Discussion]
Cognitive Radio and Software Radio Technologies for ITS applications Noriyoshi Suzuki (Toyota CRDL) SR2011-86 |
[more] | SR2011-86 p.59 |
| SR | 2012-01-26 16:50 |
Kagoshima | Kagoshima | [Panel Discussion]
Green Wireless
-- Supply and Control of Energy -- Kei Sakaguchi (Tokyo Tech.) SR2011-87 |
Green wireless (ICT) technology realizes highly efficient smart social systems by utilizing communication networks inclu... [more] | SR2011-87 p.61 |
| SR | 2012-01-26 17:05 |
Kagoshima | Kagoshima | [Panel Discussion]
Communication Support System with Area One-segment Broadcasting for Hearing Impaired Nobuko Kato, Daisuke Wakatsuki (Tsukuba Univ. of Tech.), Takeaki Shionome (Touhoku Univ.), Tomoyuki Nishioka, Sumihiro Kawano, Hiroshi Murakami, Hiroki Minagawa, Ichiro Naito (Tsukuba Univ. of Tech.) SR2011-88 |
In this paper, we have proposed a new communication support system with area one-segment broadcasting for hearing impai... [more] | SR2011-88 pp.63-66 |
| SR | 2012-01-27 08:30 |
Kagoshima | Kagoshima | Interference Suppression Method for Spectrum Sharing in MIMO System Keiko Asaumi, Kenta Umebayashi, Yasuo Suzuki (Tokyo Univ. of Agr and Tech.) SR2011-89 |
In recent years, the scarcity of vacant spectrum bands has significantly impeded growth in demand for a usable spectrum ... [more] | SR2011-89 pp.67-72 |
| SR | 2012-01-27 08:55 |
Kagoshima | Kagoshima | A Study on Resource Allocation for Spectrum Shadowring Utilizing Cooperative Interference Estimation Daiki Hoshi, Kenta Umebayashi, Yasuo Suzuki (Tokyo Univ. of Agr and Tech.) SR2011-90 |
In this paper, we investigate a method to set the maximum allowable transmit power for secondary system (SS) in a spectr... [more] | SR2011-90 pp.73-79 |
| SR | 2012-01-27 09:20 |
Kagoshima | Kagoshima | A symbol mapping scheme for a secondary signal in piggyback spectrum sharing with relay of a primary signal Jun Naganawa, Kentaro Kobayashi, Hiraku Okada, Masaaki Katayama (Nagoya Univ.) SR2011-91 |
This manuscript considers a secondary system sharing the spectrum with the primary system at the same time and frequency... [more] | SR2011-91 pp.81-86 |
| SR | 2012-01-27 09:45 |
Kagoshima | Kagoshima | Impact of Bandwidth Constraints on a Sequential-Test-Based Cooperative Spectrum Sensing Systems Shohei Mitsuya, Kentaro Kobayashi, Hiraku Okada, Masaaki Katayama (Nagoya Univ.) SR2011-92 |
In a cooperative spectrum sensing system, many nodes perform spectrum sensing and report their decisions to one fusion ... [more] |
SR2011-92 pp.87-92 |
| SR | 2012-01-27 10:25 |
Kagoshima | Kagoshima | Impact of Co-channel Interference for Wireless Access based on Carrier Sensing and Transmit Power Control Shunta Horie (TUS), Osamu Takyu (Shinshu Univ.), Takeo Fujii (UEC), Yohtaro Umeda (TUS) SR2011-93 |
We have considered the multiple access technique based on carrier sense and transmit power control and then the optimal ... [more] | SR2011-93 pp.93-99 |
| SR | 2012-01-27 10:50 |
Kagoshima | Kagoshima | Control Channel Selection Method for Improving Channel Efficiency in Cognitive Radio Systems Mai Ohta (UEC), Sean Rocke, Jingkai Su, Alexander M. Wyglinski (WPI), Takeo Fujii (UEC) SR2011-94 |
In order to share the spectrum in a cognitive radio system, it is important not only that a secondary user recognizes su... [more] | SR2011-94 pp.101-106 |
| SR | 2012-01-27 11:15 |
Kagoshima | Kagoshima | Spatial Measurement Based Radio Environment Database Using Spectrum Sensing in Cognitive Radio Hasan Rajib Imam, Kei Inage, Mai Ohta, Takeo Fujii (UEC) SR2011-95 |
In this paper, the authors propose a radio environment database (RED: radio environment database) to provide the estimat... [more] | SR2011-95 pp.107-112 |
| SR | 2012-01-27 11:40 |
Kagoshima | Kagoshima | Technical Requirements of TV White Space in Japan
-- Status at the End of Year 2011 -- Jun-ichi Takada (Tokyo Tech) SR2011-96 |
In 2011, Ministry of Internal Affairs and Communications, Japan, has taken some actions toward introducing the TV white ... [more] | SR2011-96 pp.113-116 |
| SR | 2012-01-27 13:35 |
Kagoshima | Kagoshima | Estimation of Number of Available Channels for TVWS Broadcasting Systems Jun-ichi Takada, Minseok Kim (Tokyo Tech) SR2011-97 |
This report presents an estimation of available channels for TVWS broadcasting system in Tokyo, based on the draft techn... [more] | SR2011-97 p.117 |
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