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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| WPT | 2024-03-14 16:00 |
Kyoto | Kyoto-Univ. (Uji campus) (Primary: On-site, Secondary: Online) |
Challenges in Constructing Platform for Under-water Wireless Power Transfer Systems Ikuo Awai (Fuji Waves), Ryohei Murakami, Shunsuke Hino, Masayuki Okamoto (NITUC)  WPT2023-44 |
A Trial to enlarge the coupling coefficient of an electric coupling WPT system utilizing the large permittivity of water... [more] | WPT2023-44 pp.49-54 |
| SANE | 2023-12-08 10:50 |
Overseas | Surakarta, Indonesia (Primary: On-site, Secondary: Online) |
Novel Evaluation Method for Radio Anechoic Chambers Based on MIMO Radar Image Yousuke Aoi (SOGO), Hirokazu Kobayashi (Electromagnetic Wave System), Bryan Chih-Yuan Chu (Ohmplus Tech.) SANE2023-75 |
The radio anechoic chamber is an isolated space, cut off from the outside world, and is an essential measurement space f... [more] | SANE2023-75 pp.83-88 |
| DC | 2019-12-20 16:30 |
Wakayama | Aging Observation using On-Chip Delay Measurement in Long-term Reliability Test Yousuke Miyake, Takaaki Kato, Seiji Kajihara (Kyutech), Masao Aso, Haruji Futami, Satoshi Matsunaga (Syswave), Yukiya Miura (TMU) DC2019-85 |
Avoidance of delay-related faults due to aging phenomena is an important issue of VLSI systems. Periodical delay measure... [more] | DC2019-85 pp.37-42 |
|
| RCS, SR, SRW (Joint) |
2019-03-08 09:50 |
Kanagawa | YRP | A Study on Joint Probability Distribution Property of Busy/Idle Duration and its Impact on the Performance of Auto-regressive Based Predictor over Real Environmental Channel Yafei Hou (Okayama Univ.), Kazuto Yano (ATR), Satoshi Denno (Okayama Univ.), Yoshinori Suzuki (ATR) SR2018-137 |
For improving the spectrum efficiency (SE), one of efficient methods is allocating multiple bands for simultaneous wirel... [more] | SR2018-137 pp.89-96 |
| SANE | 2017-11-24 11:10 |
Overseas | Malaysia (Borneo Island) | Beam Scanning of Conformal Array with Arbitrary Shaped Surface Hirokazu Kobayashi, Takeru Oka (OIT), Shun-ichi Takaoka (MWF) SANE2017-83 |
In this paper, we discuss radiation characteristics from conformal array with arbitrary shaped surface. In order to sc... [more] |
SANE2017-83 pp.105-110 |
| IT, SIP, RCS | 2017-01-20 10:50 |
Osaka | Osaka City Univ. | Throughput Measurement Configuration of 2-by-2 LCX-MIMO System over Real Indoor Environment Hao Zhang, Zeyu Zhu, Yafei Hou (NAIST), Satoshi Tsukamoto (ATR), Takeshi Higashino, Minoru Okada (NAIST), Tomoaki Kumagai (ATR) IT2016-84 SIP2016-122 RCS2016-274 |
Leaky coaxial (LCX) cable is utilized in wireless communication systems as an antenna especially for long and narrow are... [more] | IT2016-84 SIP2016-122 RCS2016-274 pp.223-226 |
| EMCJ, IEE-EMC, MW, EST [detail] | 2016-10-20 15:45 |
Miyagi | Tohoku Univ. | A 2GHz Band Ultra Small Balun Composed of N Coupled Transmission Lines Using CMOS Process Kazuma Terajima, Kenichi Fujii, Tadashi Takagi, Kazuo Tsubouchi (WTI), Kazuo Tsubouchi, Suguru Kameda, Noriharu Suematsu (Tohoku Univ.) EMCJ2016-71 MW2016-103 EST2016-67 |
Based on the theory of coupled line, an equivalent circuit and equations of a balun composed of N coupled transmission... [more] |
EMCJ2016-71 MW2016-103 EST2016-67 pp.63-68 |
| EE, WPT, IEE-SPC (Joint) [detail] |
2015-07-07 14:30 |
Kyoto | Automatic Impedance Matching Technique by Using Air-Variable Capacitor for 6.78MHz-Band WPT System Teruhiko Yamamoto, Keisuke Mikami (Ryukoku Univ.), Tetsuya Ishida (Wave Technology), Toshio Ishizaki (Ryukoku Univ.) WPT2015-42 |
For practical application of WPT, it is necessary to reduce a mismatch loss when relative positions of resonators are ch... [more] | WPT2015-42 pp.37-42 |
|
| SANE, SAT (Joint) |
2015-02-18 13:40 |
Okinawa | Okinawaken Shichoson Jichikaikan | A Study of 1.2GHz band telemetry communication antenna for small-scale unmanned supersonic airplane Shoichi Kitazawa (ATR), Masazumi Ueba (Muroran IT) SAT2014-53 |
[more] | SAT2014-53 pp.13-18 |
| WPT | 2014-12-19 14:40 |
Oita | Daihen Tech. | Considerations on Control Method of I/O Coupling for Direct-Resonator-Coupled WPT System Using C-Coupled-Balun Teruhiko Yamamoto (Ryukoku Univ.), Tetsuya Ishida (Wave Technology), Toshio Ishizaki (Ryukoku Univ.) WPT2014-76 |
A novel I/O coupling control method using C-coupled-Balun replacing indirect loop coupling is proposed. It was confirmed... [more] | WPT2014-76 pp.65-69 |
| MW | 2013-05-31 09:30 |
Kyoto | Ryukoku Univ. | Study on the design method for three-coupled-resonator wireless power transfer system using calculation of the electric power Teruhiko Yamamoto (Ryukoku Univ.), Tetsuya Ishida, Kenichi Fujii (Wave Technology), Toshio Ishizaki (Ryukoku Univ.) MW2013-16 |
Design method for three-resonator-coupled wireless power transfer system comprising two transmission resonators and one ... [more] | MW2013-16 pp.35-40 |
| MW, AP (Joint) |
2011-09-09 14:30 |
Osaka | Osaka Univ. | A Study of Energy Harvesting from Ambient RF Sources Shoichi Kitazawa, Susumu Ano, Hiroshi Ban (ATR), Masazumi Ueba (Muroran IT) MW2011-83 |
Energy harvesting from ambient RF sources has been studied in this report. The preliminary measurement campaign carried ... [more] | MW2011-83 pp.27-32 |
| MW | 2010-11-26 13:50 |
Okinawa | Tiruru | A Study on Efficiency Improvement for L-band 10W GaN HEMT Power Amplifier with Harmonic Injection Kenichi Fujii, Kousaku Tsujioka (WTI), Tadashi Takagi (Tohoku Univ.) MW2010-121 |
An experimental study of efficiency improvement by 2nd and 3rd harmonic injection has been done for L band 10W GaN HEMT ... [more] | MW2010-121 pp.93-98 |
| ED, MW | 2008-01-17 13:25 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | Fully Integrated HBT MMIC Power Amplifier Modules for Use in 2.5/3.5-GHz-Band WiMAX Applications Miyo Miyashita, Toshio Okuda, Hitoshi Kurusu (MELCO), Shoichi Shimamura, Shinsuke Konishi (WTI), Junichi Udomoto, Ryo Matsushita, Yoshinobu Sasaki, Satoshi Suzuki, Takeshi Miura (MELCO), Yoshio Takahara (RSE), Makio Komaru, Kazuya Yamamoto (MELCO) ED2007-220 MW2007-151 |
This paper describes two GaAs HBT MMIC power amplifier modules (PAs) for 2.5-GHz- and 3.5-GHz-band WiMAX applications. E... [more] | ED2007-220 MW2007-151 pp.77-82 |
| RCS, MoNA, WBS, SR, MW (Joint) |
2007-03-09 16:50 |
Kanagawa | YRP | Research and Standardization activty for IEEE802.15.3c mmW WPAN
-- (6) Antenna -- Ichihiko Toyoda (NTT), Makoto Ando (TIT), Kyoichi Iigusa, Hirokazu Sawada (NICT), Kenichi Maruhashi, Naoyuki Orihashi (NEC), Tomohiro Seki (NTT), Seiji Nishi (OKI), Shoichi Kitazawa, Amane Miura (ATR), Yoshitsugu Fujita, Hiroshi Uchimura (KYOCERA), Tsukasa Yoneyama (MMEX), Jiro Hirokawa, Yasutake Hirachi (TIT) RCS2006-283 |
The IEEE 802.15.3 Task Group 3c (TG3c) is developing a millimeter-wave-based alternative physical layer (PHY) for the ex... [more] | RCS2006-283 pp.195-198 |
| MW, ED | 2007-01-19 10:35 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | A 3.5 GHz low distortion high powr FET using GaAs on-chip harmonic tuning circuit Seiki Goto, Tetsuo Kunii, Akira Inoue (Mitsubishi Electric Corp.), Toshikazu Oue (WTI), Masaki Kohno, Tomoki Oku, Takahide Ishikawa (Mitsubishi Electric Corp.) |
An ultra low distortion class-F power amplifier for 3.5GHz base stations of broadband access systems is presented. The f... [more] | ED2006-228 MW2006-181 pp.155-160 |
| RCS, AP, WBS, MW, MoNA | 2005-03-03 13:20 |
Kanagawa | Yokosuka Research Park | A Study on Channel Estimation Methods for MIMO-STBC System Yoshitaka Watanabe (Kyutech), Shigenori Kinjo (Que-Wave), Hiroshi Ochi (Kyutech) |
In this paper, we introduce the modulation of OFDM system and the encoding technique of STBC, setting up multi antennas ... [more] | WBS2004-113 AP2004-294 RCS2004-381 MoMuC2004-164 MW2004-291 pp.87-92 |
| RCS, CS | 2005-01-27 14:00 |
Okinawa | University of the Ryukyus | A Study on Inserting Duration of Long-preamble on STBC-OFDM System in Rayleigh Fading Kenji Ueda (Kyushu Institute of Tech.), Shigenori Kinjo (Que-Wave), Hiroshi Ochi (Kyushu Institute of Tech.) |
In this paper, we consider the impact of the channel estimation error under rayleigh fading environment has on BPSK-OFDM... [more] | CS2004-163 RCS2004-270 pp.67-70 |
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