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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| RCS, CCS, SR, SRW (Joint) |
2016-03-03 09:50 |
Tokyo | Tokyo Institute of Technology | A Spectrum Database-assisted Geostatistical Radio Propagation Estimation for Wireless Distributed Networks Koya Sato (UEC), Kei Inage (TMCIT), Takeo Fujii (UEC)  SR2015-98 |
In this paper, we propose a novel radio propagation estimation using spectrum database which collects communication resu... [more] | SR2015-98 pp.59-64 |
| AP, RCS (Joint) |
2014-11-12 16:25 |
Yamagata | Yamagata University, Yonezawa Campus | Resource Allocation and Cell Association Algorithms for Inter-Operator Spectrum and Infrastructure Sharing in Heterogeneous Network Kei Inage, Keiichi Mizutani, Homare Murakami, Kentaro Ishizu, Fumihide Kojima (NICT) RCS2014-206 |
In 5th generation mobile communication systems, shot range communication through higher frequency band is key technology... [more] | RCS2014-206 pp.55-60 |
| SR | 2014-01-23 10:00 |
Miyagi | Tohoku Univ. | Development of the Advanced Radio Propagation Database based on Measurement for Cognitive Radio Masayuki Kitamura, Yuya Ohue, Kei Inage, Takeo Fujii (UEC) SR2013-75 |
In order to realize a frequency sharing by cognitive radio, Secondary User (SU) needs to cooperate with the database as ... [more] | SR2013-75 pp.1-6 |
| SR | 2014-01-23 10:25 |
Miyagi | Tohoku Univ. | Primary User's Parameter Estimation Method Using Measurement-based Spectrum Database Koya Sato, Kei Inage, Takeo Fujii (UEC) SR2013-76 |
In order to achieve highly efficient spectrum sharing, we have proposed measurement-based database that consists of data... [more] | SR2013-76 pp.7-12 |
| SR | 2014-01-23 10:50 |
Miyagi | Tohoku Univ. | Experimental Evaluation of Weighted Cooperative Sensing Based on Advanced Spectrum Database Yuya Ohue, Masayuki Kitamura, Kei Inage, Koji Ishibashi, Takeo Fujii (Univ. of Electro-Comm.) SR2013-77 |
A spectrum sharing which utilizes the cognitive radio (CR) has been attracted attention to improve the spectral efficien... [more] | SR2013-77 pp.13-18 |
| SR | 2013-10-24 13:00 |
Osaka | Osaka Univ. | [Technology Exhibit]
Experimentation and Indoor Emulation of Primary User Protection using One-Segment Broadcasting Noriyuki Kusakari, Keisuke Ando, Kazuya Tsukamoto, Masato Tsuru, Yuji Oie (Kyushu Inst. of Tech.), Masayuki Kitamura, Kohsuke Nakagawa, Kei Inage, Takeo Fujii (UEC), Koichi Seki, Haris Kremo, Onur Altintas, Hideaki Tanaka (TOYOTA ITC) SR2013-57 |
This paper reports field tests of a primary user protection system. In these tests, we assumed that vehicles act as seco... [more] | SR2013-57 pp.13-20 |
| SR | 2013-10-25 15:30 |
Osaka | Osaka Univ. | Weighted Cooperative Sensing Based on Database for Cognitive Vehicular Networks Yuya Ohue, Masayuki Kitamura, Kei Inage, Takeo Fujii (Univ. of Electro-Comm.) SR2013-73 |
A cognitive radio has been attracted attention as the promising technique to improve the spectral efficiency. In the rec... [more] | SR2013-73 pp.117-122 |
| RCS | 2013-06-21 17:00 |
Hokkaido | Hokkaido Univ. | Scheduling Method based on Capacity Conservation Ratio for Small Cell in Heterogeneous Network Kei Inage, Takeo Fujii (UEC) RCS2013-77 |
In the Heterogeneous Networks (HetNets), a small cell is overlaid in the coverage of the macro cell to improve the spect... [more] | RCS2013-77 pp.231-236 |
| SR | 2013-05-24 14:10 |
Hiroshima | ASTER PLAZA (Hiroshima City) | High Density Spectrum Sharing Method Considering Interference among Multiple Secondary Users in Cognitive Radio Takashi Kosugi, Kei Inage, Takeo Fujii (Univ. of Electro-Comm.) SR2013-14 |
A spectrum sharing using cognitive radio technology has been attracted attention as a radical solution to a spectrum sho... [more] | SR2013-14 pp.71-76 |
| SR, AN, USN, RCS (Joint) |
2012-10-19 09:00 |
Fukuoka | Fukuoka univ. | Evaluation Impacts of Interference Constraint Metrics on Scheduling Performance in Coexistence of Cellular System Kei Inage, Takeo Fujii (UEC) SR2012-67 |
A spectrum sharing via cognitive technology has been attracted attention as an effective solution to a spectrum shortage... [more] | SR2012-67 pp.183-188 |
| 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 |
| RCS | 2011-06-23 10:30 |
Okinawa | Ryukyu Univ. | FFR-based Max-CIR Scheduling of Cognitive Radio Mobile Network Utilizing White Space Spectrum Kei Inage, Takeo Fujii (UEC), Masayuki Ariyoshi (NEC) RCS2011-39 |
The cognitive radio technology has attracted attention as an effective solution for shortage of spectrum resource. Many ... [more] | RCS2011-39 pp.25-30 |
| SR | 2011-04-22 09:30 |
Shimane | Matsue Terrsa | Frequency Sharing Method using Frequency Priority Table for Reducing Interference among Secondary Systems Kazuhisa Okamoto, Mai Ohta, Kei Inage, Takeo Fujii (UEC), Masayuki Ariyoshi (NEC) SR2011-8 |
As developing cognitive radio technologies, the research for sharing the frequency resources assigned to primary user by... [more] | SR2011-8 pp.45-51 |
| SR | 2010-05-21 10:00 |
Kanagawa | Keio Univ. (Tokyo) | A Study on Detection Method of Low SNR Nodes in Cooperative Spectrum Sensing Hung Vu Le, Mai Ohta, Kei Inage, Takeo Fujii (Univ. of Electro-Comm.), Kazushi Muraoka, Masayuki Ariyoshi (NEC) SR2010-8 |
In this paper, we have studied the methods of detecting low Signal to Noise Ratio (SNR) nodes by outlier detection in co... [more] | SR2010-8 pp.43-48 |
| SR | 2010-05-21 11:15 |
Kanagawa | Keio Univ. (Tokyo) | An Analytical Evaluation of Power Conrol Method Based on Capacity Conservation Ratio Considering Rayleigh Fading Effect Kei Inage, Takeo Fujii (Univ. of Electro-Comm.), Kazushi Muraoka, Masayuki Ariyoshi (NEC) SR2010-11 |
In the wireless communications, spectrum sharing using cognitive radio technology has attracted attention as a solution ... [more] | SR2010-11 pp.65-71 |
| SR | 2009-05-28 13:20 |
Niigata | Niigata Univ | Spectrum Sharing Based on Capacity Conservation Ratio of Primary User Kei Inage, Takeo Fujii (UECThe Univ. of Electro-Comm.), Kazushi Muraoka, Masayuki Ariyoshi (NEC) SR2009-3 |
A concept of spectrum sharing between primary and secondary systems has attracted attention as a solution for a shortage... [more] | SR2009-3 pp.13-20 |
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