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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| SR | 2014-10-31 13:00 |
Overseas | I2R, Singapore | [Technology Exhibit]
Development of a measurement system for spectrum awareness
-- Duty estimation based on Welch-FFT -- Hiroki Iwata, Kenta Umebayashi, Riki Mizuchi, Tatsuya Maruyama, Kazuki Moriwaki, Samuli Tiiro (TUAT), Janne Lehtomaki (Univ. of Oulu), Yasuo Suzuki (TUAT)  SR2014-89 |
To resolve the spectrum scarcity problem, dynamic spectrum access (DSA) has been investigated recently. In DSA, an unlic... [more] | SR2014-89 pp.171-177 |
| SR | 2014-05-22 12:45 |
Kanagawa | Toshiba Education & Training Institute | [Technology Exhibit]
Development of long-term spectrum utilization measurement system Kenta Umebayashi, Ryota Takagi, Naoki Ioroi (Tokyo Univ. of Agliculture and Tech.), Janne Lehtomaki (Univ. of OULU), Yasuo Suzuki (Tokyo Univ. of Agliculture and Tech.) SR2014-9 |
[more] | SR2014-9 pp.57-64 |
| SR | 2014-01-24 10:50 |
Miyagi | Tohoku Univ. | Noise Floor Estimation Method with Welch FFT for Measurement of Spectrum Usage Ryota Takagi, Kenta Umebayashi (Tokyo Univ. of Agriculture and Tech.), Janne J Lehtomaki (Univ. of Oulu), Yasuo Suzuki (Tokyo Univ. of Agriculture and Tech.) SR2013-89 |
For spectrum scarcity problem, dynamic spectrum sharing has been investigated. In the dynamic spectrum sharing, new wire... [more] | SR2013-89 pp.71-76 |
| ASN, RCS, NS, SR (Joint) |
2013-07-18 15:45 |
Shizuoka | Hamamatsu Act City | [Poster Presentation]
A study on Robust Multiple Hypothesis Testing Approach for Dynamic Spectrum Sharing Takashi Miura, Kenta Umebayashi (TUAT), Janne J Lehtomaki (Univ. of Oulu), Yasuo Suzuki (TUAT) NS2013-60 RCS2013-111 SR2013-49 ASN2013-78 |
This paper tackles the four-level hypothesis problem for spectrum sharing between primary users (PUs) and secondary user... [more] | NS2013-60 RCS2013-111 SR2013-49 ASN2013-78 pp.137-142(NS), pp.179-184(RCS), pp.153-158(SR), pp.165-170(ASN) |
| ASN, RCS, NS, SR (Joint) |
2013-07-18 15:45 |
Shizuoka | Hamamatsu Act City | [Poster Presentation]
A study on Time domain Efficient Decision Fusion in Cooperative Spectrum Sensing Kenta Umebayashi (Tokyo Univ. of Agriculture and Tech.), Janne J Lehtomaki (Univ. of OULU), Yasuo Suzuki (Tokyo Univ. of Agriculture and Tech.) NS2013-61 RCS2013-112 SR2013-50 ASN2013-79 |
[more] | NS2013-61 RCS2013-112 SR2013-50 ASN2013-79 pp.143-148(NS), pp.185-190(RCS), pp.159-164(SR), pp.171-176(ASN) |
| SR, AN, USN, RCS (Joint) |
2012-10-17 13:30 |
Fukuoka | Fukuoka univ. | QoSMOS System Architecture and Reference Model Ulrico Celentano (Univ. of Oulu) SR2012-45 |
[more] | SR2012-45 p.59 |
| SR, RCS, SRW (Joint) |
2012-03-07 13:00 |
Kanagawa | YRP | Spectrum Sensing Algorithms via Finite Random Matrix Theory Wensheng Zhang (Keio Univ.), Giuseppe Abreu (Univ. of Oulu), Mamiko Inamori, Yukitoshi Sanada (Keio Univ.) SR2011-112 |
We address the Primary User (PU) detection (spectrum sensing) problem, relevant to cognitive radio, from a finite random... [more] | SR2011-112 pp.57-63 |
| RCS, AN, SR, USN (Joint) |
2011-10-27 10:35 |
Tokyo | Sophia Univ. | Study on Efficient Decision Fusion in OR-rule based Cooperative Spectrum Sensing Kenta Umebayashi (Tokyo Univ. of Agriculture and Tech.), Janne Lehtomaki (Univ. of Oulu), Yasuo Suzuki (Tokyo Univ. of Agriculture and Tech.) RCS2011-160 SR2011-64 AN2011-38 USN2011-40 |
[more] | RCS2011-160 SR2011-64 AN2011-38 USN2011-40 pp.133-138(RCS), pp.143-148(SR), pp.115-120(AN), pp.115-120(USN) |
| RCS, AN, SR, USN (Joint) |
2011-10-27 14:35 |
Tokyo | Sophia Univ. | [Tutorial Lecture]
Application and Deployment of Cognitive Radio Networks
-- High Potential Scenario Examples -- Masayuki Ariyoshi (NEC), Richard MacKenzie (British Telcom), Per Hjalmar Lehne (Telenor), Ulrico Celentano (Univ. of Oulu) RCS2011-166 SR2011-70 AN2011-44 USN2011-46 |
Opportunistic spectrum access, or dynamic spectrum access, is a great prospect for future wireless networks. The key re... [more] | RCS2011-166 SR2011-70 AN2011-44 USN2011-46 pp.159-163(RCS), pp.169-173(SR), pp.141-145(AN), pp.141-145(USN) |
| SR | 2011-07-29 09:00 |
Kanagawa | YRP | Spectrum Sensing using Random Matrix Theory Wensheng Zhang (Keio Univ.), Giuseppe Abreu (Univ. of Oulu), Mamiko Inamori, Yukitoshi Sanada (Keio Univ.) SR2011-36 |
[more] | SR2011-36 pp.121-128 |
| RCS, AP (Joint) |
2009-11-26 10:00 |
Tokyo | Tokyo Inst. of Tech. | Cooperative Relaying Scheme Using Turbo Compression Technique for Correlated Information Sources Takashi Shimizu (Kyoto Univ.), Tadashi Matsumoto (JAIST/Univ. of Oulu), Hidekazu Murata, Koji Yamamoto, Susumu Yoshida (Kyoto Univ.) RCS2009-136 |
This paper proposes a new cooperative relaying scheme using the turbo compression technique for correlated sources. In d... [more] | RCS2009-136 pp.19-24 |
| WBS | 2005-12-15 10:55 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A Study on Wideband Beamforming Array Antenna Using Heterogeneous Antenna Elements Tadatomo Sato (Yokohama National Univ.), Abreu Giuseppe (Univ. of Oulu), Ryuji Kohno (Yokohama National Univ.) |
[more] | WBS2005-48 pp.7-12 |
| SR | 2005-11-25 15:30 |
Okinawa | Okinawa Wemen's Center | An Evaluation of Robustness for Modulation Identification for M-ary PSK using the Minimum Hellinger Distance Kenta Umebayashi, Janne Lehtomäki, Carlos Pomalaza-Raez, Keijo Ruotsalainen (Univ. of Oulu) |
[more] | SR2005-63 pp.111-118 |
| RCS | 2005-11-18 09:00 |
Miyagi | Analysis of Minimum Hellinger Distance Identification for M-ary Amplitude and Phase Shift Keying Modulation Kenta Umebayashi, Janne Lehtomaki, Carlos Pomalaza-Raez, Keijo Ruotsalainen (Univ. of Oulu) |
[more] | RCS2005-115 pp.49-54 |
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