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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| ITS, WBS (Joint) |
2009-12-08 15:25 |
Kumamoto | Kumamoto University | [Poster Presentation]
A Study on Interference Suppression Scheme based on multiple symbol periods for UWB MB-OFDM Systems Atsushi Minakawa, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ)  WBS2009-41 |
Ultra-WideBand (UWB) systems have recently gained popularity for short range high rate communications. UWB system may ca... [more] | WBS2009-41 pp.29-34 |
| ISEC, LOIS | 2009-11-12 13:55 |
Gifu | Gifu Univ. | A Hierarchical Multisignature Based on the Gap Diffie-Hellman Signature Scheme Masaki Inamura, Ryu Watanabe, Toshiaki Tanaka (KDDI R&D Labs.) ISEC2009-52 LOIS2009-41 |
We first propose a hierarchical structured multisignature scheme based on the Gap Diffie-Hellman(GDH) problem. We have e... [more] | ISEC2009-52 LOIS2009-41 pp.9-14 |
| IN, NS, CS (Joint) |
2009-09-10 13:00 |
Miyagi | Tohoku University (Miyagi) | A Study on Power Monitoring System with forecast function Hironobu Takagi, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) CS2009-33 |
It is important to monitor and predict a power consumption for saving energy. In this paper, we propose an electric powe... [more] | CS2009-33 pp.1-5 |
| IN, NS, CS (Joint) |
2009-09-10 13:25 |
Miyagi | Tohoku University (Miyagi) | A Study on Human-body Detection System using Received Signal Strength Indicator Megumi Hayashibara, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) CS2009-34 |
We need to save the energy consumption at home in order to protect the global environment. There are some electric appli... [more] | CS2009-34 pp.7-12 |
| ITS | 2009-07-16 11:00 |
Aichi | Meijo University | A study on walking supporting system for the visually-impaired persons using cellular phone Keita Suzuki, Yuki Nakamura, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.), Atsushi Ito (KDDI R&D LABS) ITS2009-9 |
The concern with barrier-free and universal design in society has been growing. It is necessary to create a social infra... [more] | ITS2009-9 pp.7-12 |
| ICSS | 2009-05-15 13:40 |
Hyogo | Kobe University | [Special Talk]
Internatinal Standarization Activities in ITU-T Study Group 17 (Security)
-- Standarizatoin on Network Security and ID Management -- Yutaka Miyake, Ryu Watanabe (KDDI Labs.) ICSS2009-2 |
This paper describes activities of international standard related security issues at the ITU-T which is international st... [more] | ICSS2009-2 pp.3-8 |
| WBS, IT, ISEC | 2009-03-09 16:20 |
Hokkaido | Hakodate Mirai Univ. | A Study on Interference Suppression using Weighting factors for MB-OFDM systems Atsushi Minakawa, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) IT2008-75 ISEC2008-133 WBS2008-88 |
Ultira-WideBand (UWB) systems have recently gained popularity for short range high rate communications. UWB systems make... [more] | IT2008-75 ISEC2008-133 WBS2008-88 pp.199-204 |
| CS | 2009-01-22 09:35 |
Okinawa | Iriomote Island, Okinawa | A Study on Channel Estimation using EM algorithm for mobile WiMAX systems Yasufumi Kawahara, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) CS2008-58 |
The concern with the mobile WiMAX system, which is one of high speed wireless communication techniques, has been growing... [more] | CS2008-58 pp.7-12 |
| CS | 2009-01-22 13:50 |
Okinawa | Iriomote Island, Okinawa | A Study on Power Monitoring System with forecast function based on AR model Hironobu Takagi, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) CS2008-65 |
[more] | CS2008-65 pp.49-54 |
| US | 2008-11-27 15:15 |
Shizuoka | Relationship between wingbeat and pulse emission timings of echolocating bats
-- Efficient navigation system of biosonar -- Yu Watanabe, Shizuko Hiryu, Hiroshi Riquimaroux, Yoshiaki Watanabe (Doshisha Univ.) US2008-64 |
In this study, we investigated echolocation behavior of 3 bat species which use sonar pulse with different frequency str... [more] | US2008-64 pp.17-22 |
|
| CS, IN, NS (Joint) |
2008-09-11 13:00 |
Miyagi | Tohoku University | A Study on Low-Latency Wireless Networks using ARQ and Turbo Code Koji Yokota, Masahiro Fujii (Utsunomiya Univ.), Takeshi Kitahara, Hajime Nakamura (KDDI Lab.), Yu Watanabe (Utsunomiya Univ.) CS2008-19 |
For new services of wireless communication networks, the concern with real-time data transmission services has recentl... [more] |
CS2008-19 pp.13-18 |
| CS, IN, NS (Joint) |
2008-09-11 13:40 |
Miyagi | Tohoku University | A Study on Secure Multi-Path Wireless Networks Keisuke Imai, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) CS2008-21 |
The concern with multi-hop wireless network technologies has been growing for the last several years.In the multi-hop wi... [more] | CS2008-21 pp.25-30 |
| CS, IN, NS (Joint) |
2008-09-11 14:00 |
Miyagi | Tohoku University | A Study on Location Awareness System using cellular phone with Bluetooth > Takatoshi Takakai, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ), Atsushi Ito (KDDI Lab) CS2008-22 |
[more] | CS2008-22 pp.31-36 |
| ISEC, SITE, IPSJ-CSEC | 2008-07-24 14:15 |
Fukuoka | Fukuoka Institute of System LSI Design Industry | Implementation of Palm Position Alignment Method in Palmprint Verification Using Cellular Phone Haruki Ota, Ryu Watanabe, Toshiaki Tanaka (KDDI Labs.) |
When a cellular phone is lost or stolen, it may be unjustly used by a malicious user. There are many cellular phones wit... [more] | ISEC2008-24 SITE2008-18 pp.59-66 |
| NS, CS, IN (Joint) |
2007-09-21 14:20 |
Miyagi | Tohoku University | A study on Remote Power-Monitoring system using PLC Tomotake Hiraoka, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) CS2007-21 |
It is important to monitor a power consumption for saving energy, averaging a load of the electric generator and reducin... [more] | CS2007-21 pp.27-32 |
| LQE, OPE | 2007-06-29 15:50 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Design for glass-based guided-wave optical microphone with a diaphragm
-- Sensitivity dependence with respect to thickness and side length ratio of the diaphragm -- Hiroyuki Nikkuni, Yu Watanabe, Masashi Ohkawa, Seishi Sekine, Takashi Sato (Niigata Univ.) OPE2007-26 LQE2007-27 |
Sensitivity of a guided-wave optical microphone is theoretically found to be inversely proportional to the square of the... [more] | OPE2007-26 LQE2007-27 pp.53-58 |
| USN | 2007-05-25 11:10 |
Tokyo | Tokyo Denki University | A Study on Location Awareness System using cellular phone with Bluetooth Takatoshi Takakai, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ) USN2007-12 |
In this paper, we propose and develop a novel location awareness system using Bluetooth function of the cell phone.Recen... [more] | USN2007-12 pp.61-66 |
| IT, ISEC, WBS | 2007-03-15 09:55 |
Gunma | Gunma Univ. (Kiryu Campus) | A Study on Detection method of Interference using Kullback-Leibler Information for UWB MB-OFDM systems Tetsunao Matsuta, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) |
[more] | IT2006-60 ISEC2006-115 WBS2006-57 pp.1-6 |
| IT, ISEC, WBS | 2007-03-15 16:55 |
Gunma | Gunma Univ. (Kiryu Campus) | A Study on Site Diversity Effect in Up-link multi-site communication systems Keisuke Matsuzaki, Masahiro Fujii, Yu Watanabe (Utsunomiya Univ.) |
This is a comparative study of the maximum ratio combining diversity and the selection diversity technologies in the up-... [more] | IT2006-66 ISEC2006-121 WBS2006-63 pp.35-40 |
| NS | 2006-05-18 14:20 |
Kyoto | Kyoto University Clock Tower Centenial Hall | A Proposal and Implementation of Secure ID management Scheme on Multi Domain Environment Ryu Watanabe, Ayumu Kubota, Toshiaki Tanaka (KDDI Labs.) NS2006-23 |
The expansion of the Internet gives variety to user activity and makes the services convenient. But the number of the pr... [more] | NS2006-23 pp.9-12 |
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