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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| MBE, MICT, IEE-MBE [detail] | 2023-01-17 09:25 |
Saga | Sleep Posture Estimation by Captured Wi-Fi Packets Takayuki Hirai, Hiromitsu Awano, Takashi Sato (Kyoto Univ.)  MICT2022-43 MBE2022-43 |
Sleep posture influences sleep quality and is also considered linked to some diseases. Therefore, estimating one's slee... [more] |
MICT2022-43 MBE2022-43 pp.1-6 |
|
| SANE | 2021-12-16 16:55 |
Chiba | Chiba University (Primary: On-site, Secondary: Online) |
A Study of Obstacles Detection with Group Tracking Method Using mm-Wave Radar on Front and Rear Supporting Safe Bicycle Riding in Urban Bicycle-Dedicated Lane Kazuyuki Hirai, Yaokun Hu, Takeshi Toda (Nihon Univ.) SANE2021-81 |
The development of bicycle lanes has been promoted from the bicycle utilization promotion plan, but there have been acci... [more] | SANE2021-81 pp.101-106 |
| SANE | 2021-05-13 14:05 |
Online | Online | Detection of fixed and moving obstacles in front and rear of a Bicycle in an urban bicycle lane using mm-wave FMCW-MIMO radar Kazuyuki Hirai, Yaokun Hu, Takeshi Toda (Nihon Univ.) SANE2021-6 |
The construction of a bicycle lane has been promoted in conjunction with the Bicycle Utilization Promotion Plan and the ... [more] | SANE2021-6 pp.32-37 |
| KBSE | 2016-05-26 14:50 |
Tokyo | Doshisha Univ. Tokyo Branch Office | A Method for Collecting Learners' Thinking Process in ER Modeling Exercises and Its Application Takafumi Tanaka (TUAT), Hiroaki Hashiura (NIT), Atsuo Hazeyama (TGU), Seiichi Komiya (NII), Yuki Hirai, Keiichi Kaneko (TUAT) KBSE2016-2 |
It is important for software engineers to have modeling skills to understand or abstract essence of problems. Exercise-s... [more] | KBSE2016-2 pp.7-12 |
| ET | 2015-03-14 15:40 |
Tokushima | Shikoku Univ. Plaza | A Study on Proof-writing Forms in a System that Supports Students' Proof of Two-triangle Congruence and Similarity Yuki Hirai, Keiichi Kaneko (TUAT) ET2014-105 |
In previous research, we have developed a self-learning system that supports junior-high school students for solving two... [more] | ET2014-105 pp.113-118 |
| ET | 2013-01-12 10:25 |
Tokyo | Estimation of Learners' Comprehension in a Question-posing Learning Support System Yuta Ito, Yuki Hirai, Keiichi Kaneko (TUAT), Ayami Nomura, Atsuo Hazeyama (Tokyo Gakugei Univ.) ET2012-69 |
A learner who has acquired a solution method cannot always employ it adequately. Typically, practice in employing a give... [more] | ET2012-69 pp.5-10 |
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| NS | 2012-04-19 14:55 |
Kochi | Univ. of Kochi | An Adaptive Frame Skipping Control for QoE Improvement of Video Streaming Service over Wireless LAN Fukushi Tanaka, Toshiyuki Hirai, Naoya Wada, Konosuke Kawashima (TUAT) NS2012-5 |
In wireless LAN, several terminals share wireless bandwidth. It sometime causes the differences of transfer rates among ... [more] | NS2012-5 pp.25-30 |
| NS, RCS (Joint) |
2011-12-15 10:35 |
Yamaguchi | Yamaguchi University | [Encouragement Talk]
A TCP Window Control using Channel Occupancy for Improving Video Streaming Quality at Wireless LAN Terminal Toshiyuki Hirai (TUAT), Satoshi Ohzahata (UEC), Naoya Wada, Konosuke Kawashima (TUAT) NS2011-122 |
In TCP communication, each terminal tries to obtain as much bandwidth as possible. This control causes the differences o... [more] | NS2011-122 pp.19-24 |
| EMCJ | 2011-09-12 13:05 |
Hokkaido | Hokkaido Univ. | DEVELOPMENT OF THE EXPOSURE APPARATUS FOR PREGNANT RAT AND ITS EVALUATION BY NUMERICAL DOSIMETRY Yuki Hirai, Yukihisa Suzuki, Shinya Suzuki, Keiji Wada (TMU), Kanako Wake (NICT), Akira Ushiyama (NIPH), Masao Taki (TMU), Chiyoji Ohkubo (JEIC) EMCJ2011-71 |
There are household appliances which generate magnetic field in our daily lives. When such household appliances are used... [more] | EMCJ2011-71 pp.1-6 |
| HCS | 2011-08-27 10:20 |
Kyoto | Correspondence between conversation and problem-solving in pair-programming learning Yuki Hirai, Tomoo Inoue (Univ. of Tsukuba) HCS2011-38 |
Pair-programming is one of the programming techniques in which two programmers work together at one work station. Pair-p... [more] | HCS2011-38 pp.61-66 |
|
| OME | 2010-05-27 16:20 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Development of Photoresponsive Liquid-Crystalline Cyclic Compounds Yasuo Norikane, Yuki Hirai, Masaru Yoshida (AIST) OME2010-26 |
To develop stimuli-responsive liquid-crystalline materials, novel disk-like compounds bearing macrocyclic azobenzenes as... [more] | OME2010-26 pp.45-49 |
| MVE | 2010-05-14 16:00 |
Kyoto | Kyoto Sangyo University | ΞHome (KSU-iHome): A Living Laboratory at Kyoto Sangyo University Shigeyuki Hirai, Hirotada Ueda (Kyoto Sangyo Univ.) MVE2010-12 |
An apartment house, called ΞHome (KSU-iHome), have been built in Kyoto Sangyo University on Mar. 2010. This apartment ho... [more] | MVE2010-12 pp.43-50 |
| NS | 2010-04-15 14:50 |
Kagoshima | Kagoshima Univ. | A TCP Congestion Control Method at Wireless LAN Terminal for Improving Real-Time Communication Quality Toshiyuki Hirai (TUAT), Satoshi Ohzahata (UEC), Konosuke Kawashima (TUAT) NS2010-3 |
TCP Reno is often used as congestion control algorithm of TCP. In the congestion control of TCP Reno, the window size is... [more] | NS2010-3 pp.11-16 |
| CW (2nd) |
2009-03-27 | Nara | HMM Based Estimation of Bathing Activities with Used Bath Items Equipped RFIDs
-- Real Time Estimation Methods and Their Evaluations -- Ryo Onishi, Shigeyuki Hirai (Kyoto Sangyo Univ) |
We have a research project of a bathroom as an ubiquitous computing environment. In order to measure bathing activities,... [more] | ||
| ICM | 2007-03-16 15:20 |
Okinawa | Miyakojima Marine Terminal | Optimization Study for Allocating Outside Optical Fiber in Optical Access Networks Atsushi Itou, Atsushi Yamakawa, Takayuki Hirai, Tsutomu Maruyama (NTT) TM2006-76 |
To satisfy users’ needs, high-quality communication services must be provided economically and quickly using optical fib... [more] | TM2006-76 pp.89-94 |
| SANE | 2006-02-27 14:25 |
Saitama | Nippon Institute of Technology | Speed-up of coherent integration in high sensitivity GPS signal processing Hiroai Asami, Tadashi Oshima, Toshiyuki Hirai, Atsushi Okamura, Nobuhiro Suzuki, Hiroyuki Sato (Melco) |
We examined the speed-up of a coherent integration processing in a GPS (Global Positioning System) signal processing sys... [more] | SANE2005-99 pp.19-24 |
| ICM | 2005-07-08 10:45 |
Hokkaido | Wakkanai Hokusei Gakuen College | The study of allocation algorithm considering bandwidth control and WDM for an optical access network Shunsuke Kanai, Atsushi Yamakawa, Takayuki Hirai, Hiroshi Uno (NTT) |
Recent optical access network has been diversifying plant and system to set up service and increasing demand not only SS... [more] | TM2005-26 pp.45-50 |
| SANE | 2005-03-03 15:50 |
Overseas | KARI, Daejeon, Korea | Non-Assisted High Sensitivity GPS Signal Prossesing Tadashi Oshima, Nobuhiro Suzuki, Atsushi Okamura, Hiroaki Asami, Toshiyuki Hirai (Mitsubishi Electric Corp.) |
In order to achieve high sensitivity to use GPS receiver such as indoor or in urban area, it is required to perform lon... [more] | SANE2004-98 pp.77-82 |
| OCS, OFT, IEE-CMN | 2004-11-25 14:30 |
Oita | Yufuin Seminer House of Nippon Bunri Universi | A proposal of blind source separation using wavelet transform Noriyuki Hirai (Chuo Univ.), Hiroki Matsumoto (Maebashi institute of technology), Toshihiro Furukawa (TUS), Kiyoshi Furuya (Chuo Univ.) |
[more] | OCS2004-119 OFT2004-62 pp.51-54 |
| NS, ICM | 2004-11-19 15:45 |
Kanagawa | Mitsubishi Electric Corp. Kamakura-Learning-Center (Kanagawa pref) | The study of OSS Architecture on the optical access network for PON service Shunsuke Kanai, Takayuki Hirai, Hiroshi Uno (NTT) |
It had been increasing the optical network services adopted single star (SS) system. This system has characteristic in w... [more] | NS2004-163 TM2004-66 pp.47-52 |
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