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All Technical Committee Conferences (Searched in: All Years)
| Committee | Date Time | Place | Paper Title / Authors | Abstract | Paper # | |
| AP, RCS (Joint) |
2023-11-15 13:00 |
Kumamoto | Kumamoto Prefectural Workers' Welfare Hall (Primary: On-site, Secondary: Online) |
Study of Single Point-Fed Wi-Fi 2GHz/5GHz Band Shared Antenna Using MACKEY A-Shaped Structure Hayato Ide, Shigeru Makino (KIT)  AP2023-133 |
MACKEY (Meta-surface inspired Antenna Chip developed by KIT EOE Laboratory) has been proposed as a functional compact an... [more] | AP2023-133 pp.22-26 |
| RCS | 2023-10-20 11:50 |
Kagawa | Kagawa University (Saiwai-cho Campus), and online (Primary: On-site, Secondary: Online) |
Development of Extreme Coverage Communication System Extended by Non-Terrestrial Network (NTN)
-- Evaluation of 2-GHz Band Interference between HAPS and Ground Systems in Several Frequency Modes -- Yuto Muroki, Yuki Hokazono, Hinata Kohara, Atsunori Shimamura, Kenji Fukasawa (NTT DOCOMO), Hisayoshi Kano, Munehiro Matsui, Junichi Abe, Fumihiro Yamashita (NTT) RCS2023-144 |
We are focusing on the provision of communication areas from the sky by satellites and High-Altitude Platform Stations (... [more] | RCS2023-144 pp.79-84 |
| SIS, ITE-BCT | 2023-10-12 14:20 |
Yamaguchi | HISTORIA UBE (Primary: On-site, Secondary: Online) |
Prototype of 2x4 MIMO SC-FDE Modem for Large-capacity Transmission using Millimeter-wave Band Yoshifumi Matsusaki, Fumiya Yamagishi, Takayuki Nakagawa, Naohiko Iai, Tsuyoshi Nakatogawa (NHK) |
We have been conducting research and development on a wireless transmission scheme using 42-GHz band in millimeter waves... [more] | |
| AP, SANE, SAT (Joint) |
2023-07-13 11:40 |
Hokkaido | The Citizen Activity Center (Primary: On-site, Secondary: Online) |
Development of Extreme Coverage Communication System Extended by Non-Terrestrial Network (NTN)
-- Evaluation of 2GHz-Band Interference Avoidance and Rain Attenuation Compensation Technology Actualizing HAPS Communication System -- Yuto Muroki, Yuki Hokazono, Hinata Kohara, Kenji Fukasawa (NTT DOCOMO), Hisayoshi Kano, Munehiro Matsui, Junichi Abe, Fumihiro Yamashita (NTT) SAT2023-19 |
We are focusing on the provision of communication areas from the sky by satellites and High-Altitude Platform Stations (... [more] | SAT2023-19 pp.53-58 |
| SANE, SAT (Joint) |
2023-03-02 10:10 |
Okinawa | (Primary: On-site, Secondary: Online) |
Development of Large-capacity Content Transmission Equipment to Bundle 12 and 21GHz-band Satellite Transmission Channels and IP Network Ryota Akiyama, Yuki Koizumi, Masashi Kamei (NHK) SAT2022-57 |
We have developed a large-capacity content transmission equipment to bundle 12 and 21-GHz-band satellite channels, and I... [more] | SAT2022-57 pp.12-16 |
| AP, SANE, SAT (Joint) |
2020-07-16 09:45 |
Online | Online | Development of Large-capacity Bulk Transmission Interface to Bundle 12GHz-band Satellite Transmission Channels and IP Network Yuki Koizumi, Yoichi Suzuki, Kazunori Yokohata, Hisashi Sujikai (NHK) SAT2020-7 |
We have developed a large-capacity bulk transmission interface to bundle two satellite transmission channels and IP netw... [more] | SAT2020-7 pp.21-26 |
| AP | 2017-04-21 09:30 |
Osaka | Osaka university | A Study on 12/21-GHz Dual-circularly Polarized Feed Antenna for Satellite Broadcasting Reception Masafumi Nagasaka, Susumu Nakazawa, Atsushi Iwasaki, Shoji Tanaka (NHK) AP2017-12 |
NHK started test satellite broadcasting of UHDTV by using BS-17 transponder in August 2016, and practical broadcasting w... [more] | AP2017-12 pp.59-64 |
| AP | 2014-01-24 11:20 |
Kagoshima | Hozan Hall (Kagoshima Prefectural Culture Center) | Experimental Study on Channel Properties in the 2GHz Band in Crowded Urban Small-Cell Environment Kentaro Saito, Tetsuro Imai, Ngochao Tran, Yukihiko Okumura (NTT DOCOMO) AP2013-163 |
Owing to the wide spread of Long Term Evolution (LTE), the capacity of cellular system has increased. However the user t... [more] | AP2013-163 pp.169-174 |
| AP | 2007-06-21 09:45 |
Tokyo | Kikai-Shinko-Kaikan Bldg. | The Propagation Characteristics for 2GHz Band in Sendai Area Hiroshi Oguma (Tohoku Univ./ITIｍ), Keichi Fukuda, Fumihiro Yamagata, Satoru Fukuyo (Tohoku Univ.), Yasuyoshi Asano, Yoshiharu Yamazaki (SBTM), Suguru Kameda, Hiroyuki Nakase, Tadashi Takagi, Kazuo Tsubouchi (Tohoku Univ.) AP2007-32 |
We use the FLASH-OFDM system based on Orthogonal-Frequency-Division-Multiple-Access (OFDMA). We have executed the field ... [more] | AP2007-32 pp.7-12 |
| SAT | 2006-10-19 17:30 |
Overseas | KAL Hotel (Jeju-Do, Korea) | Analysis of the Propagation Field Data on High Elevation Angle for 2GHz and 2.5GHz Bands Mobile Satellite Communications Isao Nakazawa (NTWL), Kazuhiro Kimura, Hitoshi Ishida, Shin'ichi Hama (NICT) |
The receiving revel of mobile satellite communication using the communication and broadcasting engineering test satellit... [more] | |
| AP, SAT (Joint) |
2006-07-07 10:20 |
Hiroshima | Hiroshima Institute of Technology | Propagation measurements and analysis on high elevation angle for 2GHz and 2.5GHz bands mobile satellite communications Isao Nakazawa (NTWL), Kazuhiro Kimura, Hitoshi Ishida, Shin'ichi Hama (NICT) SAT2006-15 |
In the measurement of received power of the mobile satellite communication systems by using COMETS(Communication and br... [more] | SAT2006-15 pp.13-18 |
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