Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
IN, NS (Joint) |
2019-03-05 13:30 |
Okinawa |
Okinawa Convention Center (Okinawa) |
A Study on Performance Evaluation of MIMO Channel with Multilevel Spreading Codes Tatsuya Motoki, Miyuki Hirose, Takehiko Kobayashi (Tokyo Denki Univ.) IN2018-135 |
To suppress the noise enhancement, a new spread spectrum communication system with Gold code had studied in our previous... [more] |
IN2018-135 pp.307-312 |
WBS, ITS, RCC |
2018-12-06 16:35 |
Okinawa |
Miyako Island Hirara Port Terminal Bldg. (Okinawa) |
[Invited Talk]
Why Ultra Wideband High-Speed WPAN Failed Takehiko Kobayashi (Tokyo Denki Univ.) WBS2018-57 ITS2018-40 RCC2018-88 |
[more] |
WBS2018-57 ITS2018-40 RCC2018-88 pp.165-168 |
WBS, ITS, RCC |
2018-12-06 17:20 |
Okinawa |
Miyako Island Hirara Port Terminal Bldg. (Okinawa) |
[Invited Talk]
Recent Trends on UWB Regulation and Standardization Huan-Bang Li (NICT), Takehiko Kobayashi (Tokyo Denki University) WBS2018-58 ITS2018-41 RCC2018-89 |
Because of its high throughput potentiality on short-range communications as well as inherent superiority of high precis... [more] |
WBS2018-58 ITS2018-41 RCC2018-89 pp.169-174 |
AP, SANE, SAT (Joint) |
2018-07-20 16:30 |
Hokkaido |
Hokkaido Univ. (Hokkaido) |
Measurements of UWB Band-9 Radio Propagation within Various Closed/Semi-Closed Spaces Ayumu Minegishi, Miyuki Hirose, Takehiko Kobayashi (TDU) AP2018-66 SAT2018-27 |
The Japanese Government started studying deregulation of outdoor use of ultra wideband (UWB) devices, which has been con... [more] |
AP2018-66 SAT2018-27 pp.143-148(AP), pp.95-100(SAT) |
WBS, IT, ISEC |
2018-03-09 13:55 |
Tokyo |
Katsusika Campas, Tokyo University of Science (Tokyo) |
Influence of Channel Estimation Error on Noise Enhancement Suppression by Using Novel Multilevel Spreading Codes Tatsuya Motoki, Takehiko Kobayashi (Tokyo Denki Univ.) IT2017-146 ISEC2017-134 WBS2017-127 |
Zero-forcing frequency-domain equalization (ZF-FDE) has been used to combat frequency selective fading caused by multipa... [more] |
IT2017-146 ISEC2017-134 WBS2017-127 pp.259-264 |
AP, RCS (Joint) |
2017-11-10 09:50 |
Fukuoka |
Fukuoka University (Fukuoka) |
Measurements and Analysis of Ultra-Wideband Propagation Channels within Passenger Cars kensuke Matsui, Yuta Nakagawa, Katsumi Kanamori, Tsuneto Kimura, Tadahide Kunitachi (YAZAKI Corp.), Takehiko Kobayashi (Tokyo Denki Univ.) AP2017-135 |
In the last years there has been a growing demand for wireless links in vehicles. Narrowband systems, such as convention... [more] |
AP2017-135 pp.151-156 |
AP (2nd) |
2017-10-24 14:55 |
Ibaraki |
AIST Tsukuba Central, Auditorium (Ibaraki) |
Automatic Determination of Antenna Phase Center Using the Bisection Method and its Application to Gain Measurements Yuzo Tamaki, Takehiko Kobayashi (Tokyo Denki Univ.), Atsushi Tomiki (JAXA) |
The three-antenna method is widely applied to determine the antenna gain. The distance between the antenna open ends is ... [more] |
|
SANE |
2016-06-24 10:45 |
Ibaraki |
Tsukuba Space Center, JAXA (Ibaraki) |
Gain Measurement of Onboard Antennas for PROCYON with a 3-Antenna Method Yuzo Tamaki, Takehiko Kobayashi (TDU), Atsushi Tomiki (JAXA) SANE2016-11 |
Precise determination of antenna phase centers is crucial to reduce the gain uncertainty in the three-antenna method, pa... [more] |
SANE2016-11 pp.7-11 |
SANE |
2015-05-29 13:20 |
Kanagawa |
JAXA Sagamihara Campus (Kanagawa) |
Measurements of Microwave Shielding Effectiveness of Structural Materials Used for Space Infrared Telescope for Cosmology and Astrophysics (No.2) Yuya Mori (Tokyo Denki Univ.), Atsushi Tomiki (JAXA), Takehiko Kobayashi (Tokyo Denki Univ.), Yasuhiro Murata, Hideo Matsuhara, Takao Nakagawa (JAXA), Ken Tahara (Kead) SANE2015-10 |
Space Infrared Telescope for Cosmology and Astrophysics (SPICA) is an infrared (IR) astronomical satellite planned to be... [more] |
SANE2015-10 pp.23-28 |