Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SAT, MICT, WBS, RCC (Joint) [detail] |
2024-05-16 15:50 |
Miyazaki |
KITEN Convention hall (Miyazaki) (Primary: On-site, Secondary: Online) |
Design of Dual-band Horn Antenna for Parabolic Reflector Antenna Utilized for 12- and 21-GHz-band Satellite Broadcasting Reception Masafumi Nagasaka, Masashi Kamei (NHK) |
(To be available after the conference date) [more] |
|
RCS, SAT (Joint) |
2023-08-31 09:50 |
Nagano |
Naganoken Nokyo Building, and online (Primary: On-site, Secondary: Online) |
Improving Performance of LDM Transmission against Non-linear Distortion in Satellite Broadcasting System
-- Decoding Method of LL Signal with Pilot Signals -- Yuki Koizumi, Masaaki Kojima, Masashi Kamei (NHK) SAT2023-35 |
We are developing a satellite broadcasting system with layered division multiplexing (LDM) scheme that multiplexes multi... [more] |
SAT2023-35 pp.13-18 |
SAT, KOSST |
2022-10-06 15:05 |
Fukuoka |
(Primary: On-site, Secondary: Online) |
Satellite Transmission Experiment for Improvement of Link Margin of APSK Modulation Signal toward UHDTV Satellite Broadcasting for 12-GHz Band Ryota Akiyama, Yuki Koizumi, Shinsuke Yokozawa, Masaaki Kojima, Masafumi Nagasaka, Masashi Kamei (NHK), Susumu Nakazawa, Shuji Kimura, Motoki Matsubara, Hayato Nishida, Shoji Tanaka (B-SAT) SAT2022-46 |
As for the satellite transmission scheme used for 4K/8K ultra-high definition television (UHDTV), ISDB-S3 which supports... [more] |
SAT2022-46 pp.12-15 |
SAT, KOSST |
2022-10-07 14:05 |
Fukuoka |
(Primary: On-site, Secondary: Online) |
Initial Study on Decoding Methods of LDM Transmission for Satellite Broadcasting System Yuki Koizumi, Masashi Kamei (NHK) SAT2022-53 |
We are developing a satellite broadcasting system featuring layered division multiplexing (LDM) transmission that multip... [more] |
SAT2022-53 pp.45-49 |
AP, SANE, SAT (Joint) |
2022-07-29 14:05 |
Hokkaido |
Asahikawa Taisetsu Crystal Hall (Primary: On-site, Secondary: Online) |
Study on Satellite Broadcasting System with LDM transmission
-- Performance Evaluation of UL signal decoding methods according to IL -- Yuki Koizumi, Masashi Kamei (NHK) SAT2022-26 |
We are developing a satellite broadcasting system with layered division multiplexing (LDM) transmission that multiplexes... [more] |
SAT2022-26 pp.52-56 |
RCS, SAT (Joint) |
2019-08-22 09:25 |
Aichi |
Nagoya University |
Study of Beam Power Control Methods of Ka-band Multi-beam Broadcasting Satellite System Using Meteorological Data
-- Evaluation of the Link Quality Using AMeDAS 10-minutes Precipitation Data -- Takumi Iwamoto, Kiyotaka Fujisaki (FIT) SAT2019-18 |
In the next-generation satellite broadcasting, Ka-band is gathering attention because current Ku-band cannot accommodate... [more] |
SAT2019-18 pp.7-12 |
SAT, RCS (Joint) |
2018-08-09 15:10 |
Iwate |
Iwate University |
[Invited Talk]
Trend and Deployment of Next Generation Digital Broadcasting Makoto Itami, Akira Nakamura (TUS) SAT2018-36 RCS2018-139 |
Recently, research and development, standardization, practical realization of next generation digital broadcasting syste... [more] |
SAT2018-36 RCS2018-139 p.41(SAT), p.43(RCS) |
AP, SANE, SAT (Joint) |
2018-07-18 13:55 |
Hokkaido |
Hokkaido Univ. |
Characteristics of Frequency Sharing Criteria in the Broadcasting Satellite Link Kazuyoshi Shogen (B-SAT), Thong Pham Viet (BR, ITU-R) AP2018-49 SAT2018-13 |
Two types of frequency sharing criteria for BSS (Broadcasting Satellite Services) are enacted in Section 1 of Annex 1 to... [more] |
AP2018-49 SAT2018-13 pp.43-48(AP), pp.13-18(SAT) |
SAT, SANE (Joint) |
2018-02-23 13:20 |
Yamaguchi |
The Yamaguchi Chamber of Commerce and Industry |
Comparison of Transmission Performance for 32APSK over TWTA and LTWTA Masaaki Kojima, Yoichi Suzuki, Yuki Koizumi, Hisashi Sujikai, Shoji Tanaka (NHK) SAT2017-68 |
4K/8K test broadcasting for satellite have been started since August 2016. 4K/8K broadcasting services for satellite wil... [more] |
SAT2017-68 pp.65-68 |
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 |
SP, SIP, EA |
2017-03-02 10:45 |
Okinawa |
Okinawa Industry Support Center |
[Special Invited Talk]
Speech and Audio Coding for High-Quality Services of Mobile-Phone and Broadcasting Takehiro Moriya (NTT) EA2016-138 SIP2016-193 SP2016-133 |
Among recent research and development trends on speech and audio coding, two international standard schemes are introduc... [more] |
EA2016-138 SIP2016-193 SP2016-133 p.313 |
AP, SAT, SANE (Joint) |
2016-07-22 09:55 |
Hokkaido |
Otaru port marina |
Relation between Interference and the Increase of Outage Time Caused by Rain Attenuation in the Beoadcasting Satellite link Kazuyoshi Shogen (B-SAT), Susumu Nakazawa, Shoji Tanaka (NHK) AP2016-56 SAT2016-22 |
We have proposed to evaluate the impact of interference on the performance of BSS (Broadcasting Satellite Services) in t... [more] |
AP2016-56 SAT2016-22 pp.109-113(AP), pp.63-67(SAT) |
SAT, SANE (Joint) |
2016-02-17 13:10 |
Hiroshima |
Hiroshima Institute of Technology |
Wideband Transmission Performance over Proto-type Transponder for 21GHz-band Broadcasting Satellite under Thermal Vacuum Masaaki Kojima, Masashi Kamei, Masafumi Nagasaka, Susumu Nakazawa, Yoichi Suzuki, Yuki Koizumi, Kyoichi Saito, Shoji Tanaka, Tomohiro Saito (NHK) SAT2015-74 |
We are studying a satellite broadcasting system using 21GHz-band (21.4-22.0GHz) to provide higher realistic sensation se... [more] |
SAT2015-74 pp.61-64 |
IE, ITE-ME, ITE-AIT [detail] |
2015-11-12 16:30 |
Kumamoto |
|
[Invited Talk]
Development of Video Coding Technologies and their Contributions to Industry
-- Sharing Impression beyond Space Using Immersive Telepresence Technologies -- Hirohisa Jozawa (NTT) IE2015-78 |
Video input/output devices, video processing devices, and LSI design/manufacturing technologies support high quality dig... [more] |
IE2015-78 p.29 |
RCS, SAT (Joint) |
2015-08-17 14:05 |
Fukuoka |
Fukuoka Univ. |
[Invited Lecture]
MMT, New Media Transport Scheme for Harmonization of Broadcast and Broadband Networks Kazuhiro Otsuki (NHK) SAT2015-15 RCS2015-137 |
Preparations for 8K Super Hi-Vision satellite broadcasting (8K broadcasting) , which would be launched in 2018, are in p... [more] |
SAT2015-15 RCS2015-137 pp.23-28(SAT), pp.31-36(RCS) |
IE, ITE-AIT, ITE-ME [detail] |
2014-11-06 16:20 |
Kagoshima |
|
[Invited Talk]
Development of Video Coding Technologies and their Contributions to Industry Hirohisa Jozawa (NTT) IE2014-54 |
Video input/output devices, video processing devices, and LSI design/manufacturing technologies support high quality dig... [more] |
IE2014-54 p.31 |
AP, SAT (Joint) |
2014-07-24 13:00 |
Gifu |
Gero Citizen Hall |
[Special Talk]
Satellite Communication: Stories not frequentry told Yasuhiko Ito (KDDI Labs.) AP2014-53 SAT2014-12 |
In the Radio Regulation Board (RRB) of the ITU, where the author is serving as an elected member, the number of the agen... [more] |
AP2014-53 SAT2014-12 pp.31-35(AP), pp.1-5(SAT) |
AP, SAT (Joint) |
2014-07-25 10:30 |
Gifu |
Gero Citizen Hall |
Evaluation of Impact of Interference on Broadcasting Satellite Services in Terms of Increase of Outage Time Caused by Rain Attenuation Kazuyoshi Shogen (B-SAT), Masashi Kamei, Shoji Tanaka (NHK) AP2014-61 SAT2014-14 |
The indexes of the degradation of C/N, ΔT/T and I/N, which can be converted from one to another, are used to evaluate th... [more] |
AP2014-61 SAT2014-14 pp.73-77(AP), pp.11-15(SAT) |
AP, SAT (Joint) |
2014-07-25 10:55 |
Gifu |
Gero Citizen Hall |
A Study of Rain Attenuation on Short-term Rainfall in Some Points with Different Yearly Rainfall Rates
-- A Basic Study for Compensation of Rain Attenuation by Locally Variable EIRP System for 21GHz-band Broadcasting Satellites -- Masashi Kamei, Susumu Nakazawa, Shoji Tanaka (NHK) AP2014-62 SAT2014-15 |
Satellite broadcasting in the band 21.4 - 22.0 GHz is expected to provide advanced broadcasting services such as UHDTV a... [more] |
AP2014-62 SAT2014-15 pp.79-83(AP), pp.17-21(SAT) |
IE, ITE-AIT, ITE-ME [detail] |
2013-11-25 15:30 |
Fukuoka |
Kurume National College of Technology |
[Invited Talk]
Development of Video Coding Technologies and their Contributions to Industry Hirohisa Jozawa (NTT) IE2013-64 |
Video input/output devices, video processing devices, and LSI design/manufacturing technologies support high quality dig... [more] |
IE2013-64 p.13 |