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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP | 2023-04-14 14:20 |
Osaka | Osaka Univ. (Osaka, Online) (Primary: On-site, Secondary: Online) |
Investigation of reflection parameters of lunar surface. Kazunori Takeuchi, Akira Yamaguchi, Akira Akasaka, Yoshio Takeuchi, Hiroyuki Shinbo (KDDI Research, Inc.)  AP2023-5 |
To estimate radio communication quality on lunar surface, the surface reflection parameters of the lunar are required. F... [more] | AP2023-5 pp.22-27 |
| RCS, SR, SRW (Joint) |
2022-03-04 14:05 |
Online | Online (Online) | Extraction of Features for Classification by Machine Learning of Electromagnetic Noise Corresponding to Various Manufacturing Field Environments Michio Miyamoto, Ayano Ohnishi, Yoshio Takeuchi (ATR), Toshiyuki Maeyama (ATR/Takushoku Univ.), Akio Hasegawa, Hiroyuki Yokoyama (ATR) SR2021-118 |
We extract electromagnetic noise from time-series spectrum data measured at the manufacturing site. In this case, it is ... [more] | SR2021-118 pp.139-145 |
| RCS, SR, SRW (Joint) |
2021-03-05 16:55 |
Online | Online (Online) | Electromagnetic Noise Classification and Novelty Detection for Frequency Sharing among Various Communications in the Manufacturing Field Michio Miyamoto, Ayano Ohnishi, Yoshio Takeuchi (ATR), Toshiyuki Maeyama (ATR/Takushoku Univ.), Akio Hasegawa, Hiroyuki Yokoyama (ATR) SR2020-89 |
Machine learning is applied to classify the electromagnetic noise generated in the manufacturing field. The frequency an... [more] | SR2020-89 pp.99-103 |
| ICSS, IPSJ-SPT | 2020-03-02 13:30 |
Okinawa | Okinawa-Ken-Seinen-Kaikan (Okinawa) (Cancelled but technical report was issued) |
Implementation of aggregate message authentication and its evaluation Atsuhiro Yamagishi, Yoshio Takeuchi (JDC), Tatsuya Takehisa, Hidekazu Nishiura, Zoa Jiafa (NISSIN), Yu Imamura (JDC), Junji Sikata (YNU), Shoichi Hirose (JDC), Koji Nakao (YNU), Yuko Ishida, Hideki Imai, Yasuo Hirata (JDC) ICSS2019-96 |
[more] | ICSS2019-96 pp.207-212 |
| ICSS | 2019-11-13 16:45 |
Miyazaki | MRT Terrace(Miyazaki) (Miyazaki) | Study on evaluation system for aggregate message authentication and its application to IoT systems Atsuhiro Yamagishi, Yoshio Takeuchi (JDC), Tatsuya Takeuchi, Hidekazu Nishiura (Nissin), Yu Imamura (JDC), Junji Shikata (YNU), Shoichi Hirose (JDC), Koji Nakao (YNU), Yuko Ishida, Hideki Imai, Yasuo Hirata (JDC) ICSS2019-67 |
Utilization of Internet of things (IoT) devices has widely spread, and suppressing the increasing amount of data due to ... [more] | ICSS2019-67 pp.41-46 |
| LOIS | 2016-03-04 13:00 |
Okinawa | Central Community Center, Miyakojima-City (Okinawa) | Evaluating An Estimation Approach of Activity Diary by Using LifeLog of Smartphone Nao Kawanishi, Morihiko Tamai, Akio Hasegawa, Yoshio Takeuchi (ATR), Aran Tajika, Yusuke Ogawa, Toshiaki Furukawa (Kyoto Univ.) LOIS2015-88 |
[more] | LOIS2015-88 pp.145-150 |
| MICT, ASN, MoNA (Joint) |
2016-01-29 14:45 |
Kanagawa | Hotel Okada (Kanagawa) | Developing an Application to Support Writing Activity Diary by Using LifeLog Nao Kawanishi, Morihiko Tamai, Akio Hasegawa, Yoshio Takeuchi (ATR), Aran Tajika, Yusuke Ogawa, Toshiaki Furukawa (Kyoto Univ.) ASN2015-94 |
Cognitive Behavioral Therapy (CBT) shows promise for the effective treatment and prevention for depression. During the... [more] |
ASN2015-94 pp.87-92 |
| LOIS | 2015-03-06 16:50 |
Okinawa | (Okinawa) | Estimation of Activity Diary by Using Lifelog Information to Support Cognivie Behavioral Therapy Nao Kawanishi, Morihiko Tamai, Akio Hasegawa, Yoshio Takeuchi (ATR), Toshiaki Furukawa (Kyoto Univ.) LOIS2014-95 |
Cognitive Behavioral Therapy (CBT) is attracting the attention for the effective treatment and prevention for depression... [more] | LOIS2014-95 pp.197-202 |
| SR | 2015-01-30 10:05 |
Hokkaido | KKR Hakodate (Hokkaido) | Experimental Evaluation of Azimuth Variable Path Loss Fitting Kenshi Horihata, Issei Kanno, Akio Hasegawa (ATR), Toshiyuki Maeyama (ATR/Takushoku Univ.), Yoshio Takeuchi (ATR) SR2014-104 |
We have proposed the framework of white space boundary estimation with a smaller number of sensing points. The framework... [more] | SR2014-104 pp.63-68 |
| RCC, ASN, NS, RCS, SR (Joint) |
2014-07-31 10:50 |
Kyoto | Kyoto Terrsa (Kyoto) | [Poster Presentation]
A Study of Distributed LifeLog Management with Considering Offline Environment Nao Kawanishi, Akio Hasegawa, Yoshio Takeuchi (ATR) RCC2014-41 NS2014-61 RCS2014-113 SR2014-42 ASN2014-60 |
We are developing a lifelog application for smart phones which will be used not only online environment but also offline... [more] | RCC2014-41 NS2014-61 RCS2014-113 SR2014-42 ASN2014-60 pp.101-102(RCC), pp.79-80(NS), pp.133-134(RCS), pp.121-122(SR), pp.109-110(ASN) |
| RCS | 2014-04-18 13:25 |
Aichi | Nagoya Institute of Technology (Aichi) | Effects of Signal Interference in Wideband Non-Contiguous OFDM Receiver Kazuhiro Kosaka, Keiji Takakusaki, Issei Kanno, Akio Hasegawa, Hiroyuki Shinbo, Yoshio Takeuchi (ATR) RCS2014-14 |
We are studying the Wideband Non-Contiguous OFDM (WNC-OFDM) to utilize an unused frequency band. The WNC-OFDM can realiz... [more] | RCS2014-14 pp.73-78 |
| RCS, SR, SRW (Joint) |
2014-03-04 14:00 |
Tokyo | Waseda Univ. (Tokyo) | [Invited Talk]
R&D Activities on Cognitive Radio Technologies Yoshio Takeuchi (ATR), Kanshiro Kashiki (KDDI Labs.) RCS2013-358 SR2013-111 SRW2013-52 |
Since the mobile networks are gradually becoming heterogeneous configuration due to the traffic explosion, an importance... [more] | RCS2013-358 SR2013-111 SRW2013-52 pp.315-321(RCS), pp.105-111(SR), pp.51-57(SRW) |
| RCS, SIP | 2014-01-24 15:40 |
Fukuoka | Kyushu Univ. (Fukuoka) | Impact of Interfering Signals on Duty Cycling of Wake-up Receivers for Radio-On-Demand Networks Takatoshi Kimura, Akio Hasegawa (ATR), Hiroyuki Yomo (Kansai Univ.), Suhua Tang, Yoshio Takeuchi (ATR) SIP2013-126 RCS2013-296 |
We have proposed Radio-On-Demand Networks (ROD) for realizing power saving of radio communication equipments. ROD has be... [more] | SIP2013-126 RCS2013-296 pp.241-246 |
| ITS | 2013-07-26 14:50 |
Osaka | Kansai University (Osaka) | [Invited Talk]
Research on high precision relative positioning by cooperation between vehicles Suhua Tang, Rei Furukawa, Nao Kawanishi, Akio Hasegawa, Ryu Miura, Yoshio Takeuchi (ATR) ITS2013-10 |
These days, many research efforts have been devoted to support system for safe driving, which involves GNSS-based positi... [more] | ITS2013-10 pp.25-30 |
| SR | 2008-07-31 13:30 |
Tokyo | NICT (Koganei,-city Tokyo) (Tokyo) | A study of effecitve SDR software porting for various hardware platforms Kosuke Yamazaki, Toru Kitayabu, Hiroyasu Ishikawa, Yoshio Takeuchi (KDDI R&D Labs) SR2008-22 |
On the develpment of SDR (Sofutware Defined Radio) software, its execution time has to be within the pre-determined time... [more] | SR2008-22 pp.29-36 |
| DC, CPSY, IPSJ-SLDM, IPSJ-EMB | 2008-03-27 15:50 |
Kagoshima | (Kagoshima) | A Proposal of the Automatic Software Optimization Method for SDR Processor Yuji Ikeda, Kosuke Yamazaki, Toshiyuki Maeyama, Yoshio Takeuchi (KDDI Lab.) DC2007-98 CPSY2007-94 |
Software Defined Radio (SDR) technology has the advantage that it can realize the wireless communication system by softw... [more] | DC2007-98 CPSY2007-94 pp.85-90 |
| RCS | 2006-10-20 11:00 |
Kagawa | Kagawa Univ (Kagawa) | A Performance Evaluation of Centralized Channel Allocation Algorithm with Graph Coloring Theory for Pico-cell System Kosuke Yamazaki, Kenya Yonezawa, Yoshio Takeuchi (KDDI R&D Lab.) RCS2006-146 |
The pico-cell system is consisted of many simplified basestaions (BS) and its advantage is that BS can be located freely... [more] | RCS2006-146 pp.79-83 |
| RCS, AP, WBS, SR, MW, MoNA (Joint) |
2006-03-03 13:40 |
Kanagawa | YRP (Kanagawa) | Performance evaluation of Pico-cell experimental system using frequency allocation algorithm Kosuke Yamazaki, Kenya Yonezawa, Feng Lu, Hiroyasu Ishikawa, Yoshio Takeuchi (KDDI R&D Labs) |
Pico-cell based wireless packet access has potentiality of reducing its bits cost by utilizing simple base station and... [more] |
RCS2005-213 pp.211-215 |
| RCS, AP, WBS, MW, MoNA | 2005-03-02 15:30 |
Kanagawa | Yokosuka Research Park (Kanagawa) | Fundamental analysis of two layered scheduling algorithm for QoS control Sumaru Niida, Takashi Inoue, Yoshio Takeuchi (KDDI Labs) |
Third generation mobile communication systems are currently spreading throughout the world and the associated high speed... [more] | WBS2004-71 AP2004-252 RCS2004-339 MoMuC2004-122 MW2004-249 pp.89-93 |
| RCS, AP, WBS, MW, MoNA | 2005-03-02 16:10 |
Kanagawa | Yokosuka Research Park (Kanagawa) | A study on channel assignment in pico-cell sysytem Toshiyuki Maeyama, Takashi Inoue, Yoshio Takeuchi (KDDI R&D Lab.) |
[more] | WBS2004-73 AP2004-254 RCS2004-341 MoMuC2004-124 MW2004-251 pp.101-105 |
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