Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
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 |
AP, WPT (Joint) |
2022-01-20 15:10 |
Tottori |
Kenmin-Fureai-Kaikan (Primary: On-site, Secondary: Online) |
[Tutorial Lecture]
Research of On board Array-fed Reflector Antenna for 21GHz-band Broadcasting Satellite Shoji Tanaka, Susumu Nakazawa (B-SAT), Masafumi Nagasaka (NHK) AP2021-146 |
[more] |
AP2021-146 pp.64-69 |
RCS, SAT (Joint) |
2021-08-26 18:05 |
Online |
Online |
Measurement of Off-Axis Radiation Power from NGSO Communication Satellite Operating in the Space Kazuyoshi Shogen, Susumu Nakazawa, Shoji Tanaka (B-SAT) SAT2021-33 |
This paper describes the measurement of the off-axis radiation power from a non-geostationary satellite orbit (NGSO) com... [more] |
SAT2021-33 pp.27-32 |
AP, SANE, SAT (Joint) |
2021-07-30 09:25 |
Online |
Online |
The measurement of radiation pattern of consumer DBS receiving antenna in the 9 GHz band Yasushi Mizuki (NHK), Shoji Tanaka, Kazuyoshi Shogen (B-SAT), Satoshi Iwasaki, Junya Matsushita, kazunori Yokohata (NHK) SAT2021-23 |
In order to clarify the conditions like the allowable interference level and the separation distance necessary for preve... [more] |
SAT2021-23 pp.18-23 |
SAT, RCS (Joint) |
2020-08-20 09:50 |
Online |
Online |
Measurement of C/I at picture disruption in BS, CS receivers caused by pulse modulated wave interference Kazuyoshi Shogen (B-SAT), Keiichi Tajima (SJC), Junya Matsushita, Masaaki Kojima (NHK), Shoji Tanaka (B-SAT), Yoshikazu Yamada, Taro Hamanaka, Akinori Hashimoto (NHK) SAT2020-12 |
In order to clarify the conditions like the allowable interference level and the separation distance necessary for preve... [more] |
SAT2020-12 pp.13-18 |
RCS, SAT (Joint) |
2019-08-22 09:50 |
Aichi |
Nagoya University |
8K120Hz Transmission Experiment with 21GHz-band through Broadcast Satellite BSAT-4a Yuki Koizumi, Yoichi Suzuki, Shinya Abe, Kazunori Yokohata, Hisashi Sujikai (NHK), Susumu Nakazawa, Osamu Yamazaki (B-SAT) SAT2019-19 |
NHK conducted a wide-band transmission experiment with the 21GHz-band through broadcasting satellite BSAT-4a at NHK STRL... [more] |
SAT2019-19 pp.13-17 |
SANE, SAT (Joint) |
2019-02-14 10:50 |
Kagoshima |
Tanegashima Island |
21-GHz Wide-band satellite transmission experiment with BSAT-4a broadcasting satellite Yoichi Suzuki, Yuki Koizumi, Shinya Abe, Kazunori Yokohata (NHK), Susumu Nakazawa, Osamu Yamazaki (B-SAT), Hisashi Sujikai (NHK) SAT2018-76 |
To achieve the wide-band transmission for full-specification 8K Super Hi-Vision and Diverse Vision, a wide-band transmis... [more] |
SAT2018-76 pp.109-114 |
SANE, SAT (Joint) |
2019-02-14 11:15 |
Kagoshima |
Tanegashima Island |
Evaluation of Satellite Transmission Characteristics of ISDB-S3 for 4K/8K Broadcasting Shinsuke Yokozawa, Masaaki Kojima, Masashi Kamei, Kazunori Yokohata (NHK), Hayato Nishida (B-SAT), Hisashi Sujikai (NHK) SAT2018-77 |
4K/8K broadcasting with the BSAT-4a satellite began in Dec. 2018. This broadcasting adopts the ISDB-S3 technical standar... [more] |
SAT2018-77 pp.115-118 |
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) |
AP, SANE, SAT (Joint) |
2018-07-18 14:30 |
Hokkaido |
Hokkaido Univ. |
Prompt Report on Wide-band Transmission Experiment with 21-GHz band Broadcasting Satellite in NHK STRL OPEN HOUSE 2018 Yoichi Suzuki, Hisashi Sujikai, Yuki Koizumi, Masafumi Nagasaka, Masaaki Kojima, Atsushi Iwasaki, Shoji Tanaka (NHK), Susumu nakazawa, Osamu Yamazaki (B-SAT) SAT2018-14 |
[more] |
SAT2018-14 pp.19-23 |
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) |
IE, CS, IPSJ-AVM, ITE-BCT [detail] |
2015-12-03 10:20 |
Hyogo |
|
Transmission experiments for 32APSK over satellite transponder Yuki Koizumi, Masaaki Kojima, Yoichi Suzuki, Kyoichi Saito, Shoji Tanaka (NHK), Hayato Nishida (B-SAT) |
[more] |
|
AP, RCS, WPT, SAT (Joint) |
2015-11-06 13:10 |
Okinawa |
Okinawa Prefectural Museum & Art Museum |
Receiver System for monitoring Broadcasting Satellite Service in Japan Yutaka Kawaguchi (B-SAT), Kazuhisa Hatakeyama (NHK), Kazunori Yokohata, Motoki Matsubara (B-SAT) SAT2015-60 |
In implementation of Broadcasting Satellite Service (BSS), it is important to monitor continuously that the radio waves ... [more] |
SAT2015-60 pp.69-74 |
AP |
2015-02-20 10:50 |
Hyogo |
Chusho-kigyou center at Amagasaki-City |
[Invited Lecture]
A Study on Quad-band Shaped Reflector Antenna for Broadcasting Satellite Susumu Nakazawa, Masafumi Nagasaka, Masashi Kamei, Shoji Tanaka (NHK), Hitoshi Nakagawa, Kazuyoshi Shogen (B-SAT) AP2014-201 |
[more] |
AP2014-201 pp.81-84 |
MW (Workshop) |
2012-08-08 - 2012-08-10 |
Overseas |
Chulalongkorn University, Bangkok, Thailand |
Radiation Pattern of Array-fed Imaging Reflector Antenna in 21GHz-band Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK), Kazuyoshi Shogen (B-SAT) |
In order to overcome the large rain attenuation, a reconfigurable antenna with an array-fed reflector is effective for t... [more] |
|
AP, SAT (Joint) |
2012-07-26 15:30 |
Hokkaido |
Hokkaido Univ. |
[Special Talk]
Trend of International Standardization for Broadcasting Satellite Services in the 21GHz band Kazuyoshi Shogen (B-SAT), Masashi Kamei, Shoji Tanaka (NHK) SAT2012-13 |
Future broadcasting satellite services (BSS) in the 21GHz band which is expected to convey enhanced reality and spatial ... [more] |
SAT2012-13 pp.31-35 |
AP |
2012-01-18 16:10 |
Fukuoka |
Kyushu Inst. of Tech. |
[Special Talk]
Development of Broadcasting Antenna Technologies and Future Study Items toward Super Hi-Vision Era (Oral Presentation) Kazuyoshi Shogen (B-SAT) |
History of antennas for terrestrial broadcasting, satellite broadcasting, contribution transmission and program producti... [more] |
|
AP |
2012-01-10 10:35 |
Okinawa |
Tenbusu Naha |
Radiation Pattern of Array-fed Imaging Reflector Antenna for 21GHz-band Satellite Broadcasting System Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK), Kazuyoshi Shogen (B-SAT) AP2011-128 |
In order to overcome the large rain attenuation in the 21GHz band, a reconfigurable antenna with an array-fed reflector ... [more] |
AP2011-128 pp.5-6 |
AP, SAT (Joint) |
2009-07-10 11:45 |
Hokkaido |
Otaru city, Hokkaido |
A study of transmission capacity on 21GHz broadcasting satellite transponder Hajime Matsumura (B-SAT) SAT2009-17 |
This paper presents methodology to evaluate the transmission capacity of the 21GHz broadcasting satellite transponder. ... [more] |
SAT2009-17 pp.57-62 |
RCS, SAT (Joint) |
2008-12-18 16:00 |
Tokyo |
Kikai-Shinko-Kaikan Bldg. |
Evaluation Tests of Advanced Digital Satellite Broadcasting System by ARIB Akinori Hashimoto (NHK), Yasuo Inoue (WOWOW), Hideyuki Matsumoto (SONY), Isao Hoda (Hitachi), Kazuya Ueda (Panasonic), Koichi Ichikawa (EIDEN), Akira Satoh (NHK ITEC), Yutaka Shibata (TBS), Tomokazu Ishihara (TV Asahi), Yosuke Ota (Fuji Television), Hideto Nozaki (TV TOKYO), Hiromu Kitanozono (SKY Perfect JSAT), Tomohiro Saito (B-SAT), Hisashi Sujikai, Masaaki Kojima (NHK) SAT2008-53 |
[more] |
SAT2008-53 pp.1-6 |
|