Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
AP, SANE, SAT (Joint) |
2021-07-30 10:15 |
Online |
Online |
Development of FEC Encoder/Decoder for IP Network to Compensate for Rain Attenuation in Satellite Broadcasting Yuki Koizumi, Yoichi Suzuki, Tomoya Kusunoki, Kazunori Yokohata, Hisashi Sujikai (NHK) SAT2021-25 |
We are developing a diverse reception system which uses the route diversity between a broadcasting satellite and IP netw... [more] |
SAT2021-25 pp.30-35 |
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 |
SAT, SANE (Joint) |
2020-02-19 13:25 |
Okinawa |
|
Rain Attenuation Compensation Technique using IP Transmission for 21-GHz Satellite Broadcasting
-- A study for Diverse Reception System using LDPC Code for Satellite Broadcasting -- Yoichi Suzuki, Yuki Koizumi, Tomoya Kusunoki, Kazunori Yokohata, Hisashi Sujikai (NHK) SAT2019-71 |
[more] |
SAT2019-71 pp.25-28 |
SAT |
2019-10-10 16:10 |
Fukuoka |
JR HAKATA CITY {10F RoomA+B} |
Comparative Study of Digital Pre-Distortion for 32APSK by Hardware Experiments and Numerical Calculations Masaaki Kojima, Yuki Koizumi, Yoichi Suzuki, Hisashi Sujikai (NHK) SAT2019-53 |
The satellite transmission standard for 4K/8K ultra high definition television (UHDTV) services was recommended in ITU-R... [more] |
SAT2019-53 pp.31-35 |
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 |
SAT |
2018-10-12 12:55 |
Overseas |
KARI |
[Special Talk]
Overview of 8K UHDTV Satellite Broadcasting Hisashi Sujikai, Yoichi Suzuki, Masaaki Kojima (NHK) SAT2018-53 |
NHK (Japan Broadcasting Corporation) is going to launch the world's first 8K UHDTV satellite broadcasting in Japan in De... [more] |
SAT2018-53 pp.57-61 |
SAT |
2018-10-12 13:45 |
Overseas |
KARI |
Performance Comparison of Digital Pre-Distortion Techniques over Satellite Channel Masaaki Kojima, Yuki Koizumi, Yoichi Suzuki, Hisashi Sujikai (NHK) SAT2018-54 |
Aiming for practical usage of 32APSK in 4K/8K satellite broadcasting, we have developed a digital pre-distortion techniq... [more] |
SAT2018-54 pp.67-71 |
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, SANE, SAT (Joint) |
2018-07-19 09:20 |
Hokkaido |
Hokkaido Univ. |
Prototype and Evaluation Performance of the Transmitter and Receiver with Set-Partitioning 64APSK Coded Modulation Yuki Koizumi, Yoichi Suzuki, Masaaki Kojima, Hisashi Sujikai (NHK) SAT2018-17 |
We are researching on a set-partitioning 64APSK coded modulation for the purpose of expanding channel capacity for satel... [more] |
SAT2018-17 pp.37-42 |
AP, SANE, SAT (Joint) |
2018-07-19 09:45 |
Hokkaido |
Hokkaido Univ. |
Performance Improvement by Digital Pre-Distortion Technique for 32APSK over Satellite Transmission Masaaki Kojima, Yoichi Suzuki, Yuki Koizumi, Hisashi Sujikai (NHK) SAT2018-18 |
4K/8K test broadcasting by satellite started on August 1st 2016, and 4K/8K commercial broadcasting will start on Decembe... [more] |
SAT2018-18 pp.43-48 |
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 |
CS, IE, IPSJ-AVM, ITE-BCT [detail] |
2017-11-30 14:35 |
Aichi |
Nagoya University |
Efforts toward Transmission Experiments Utilized 21-GHz Band Transponder of Broadcasting Satellite Masafumi Nagasaka, Susumu Nakazawa, Hisashi Sujikai, Shoji Tanaka (NHK) |
[more] |
|
SAT |
2017-10-27 15:30 |
Okinawa |
Okinawa Cellular Telephone Company |
Estimation Technique for Non-linear Characteristics for Satellite Transponder Masaaki Kojima, Yoichi Suzuki, Yuki Koizumi, Hisashi Sujikai, Shoji Tanaka (NHK) SAT2017-55 |
We previously proposed a digital pre-distortion technique that has transmitter-built-in satellite transponder characteri... [more] |
SAT2017-55 pp.131-136 |
RCS, SAT (Joint) |
2017-08-18 15:45 |
Niigata |
Niigata Univ. |
[Encouragement Talk]
Performance improvement of Set-Partitioning 64APSK coded modulation optimizing signal constellation points Yuki Koizumi, Yoichi Suzuki, Masaaki Kojima, Hisashi Sujikai, Shoji Tanaka (NHK) SAT2017-36 |
We are engaged in researching set-partitioning multi-level coded modulation for the purpose of increasing the capacity o... [more] |
SAT2017-36 pp.81-85 |
SAT, WBS (Joint) |
2009-06-03 13:50 |
Saitama |
KDDI R&D Laboratories |
Super Hi-Vision Transmission Experiment via "KIZUNA(WINDS)" Satellite Hisashi Sujikai, Yoichi Suzuki, Masaaki Kojima, Akinori Hashimoto, Shoji Tanaka, Kazuyoshi Shogen (NHK) SAT2009-3 |
NHK is studying “Super Hi-Vision/ultra high definition TV” as next generation broadcasting, aiming at the ultimate broad... [more] |
SAT2009-3 pp.13-18 |
SAT, SANE (Joint) |
2009-02-27 09:55 |
Kyoto |
NICT Knowledge Creating Communication Research Center |
Non-linear Compensation Technique Based on Signal Point Error Estimation on Satellite Transmission System Masaaki Kojima, Yoichi Suzuki, Akinori Hashimoto, Hisashi Sujikai, Shoji Tanaka, Takeshi Kimura, Kazuyoshi Shogen (NHK) SAT2008-66 |
16APSK and 32APSK, which have high transmission efficiency, are being studied aiming at transmitting more HDTV programs ... [more] |
SAT2008-66 pp.37-42 |
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 |
AP |
2008-02-07 13:25 |
Tokyo |
NHK |
A study on Optimum OBO of Multi-level Modulation Schemes for the advanced Satellite Broadcasting System Masaaki Kojima, Yoichi Suzuki, Akinori Hashimoto, Hisashi Sujikai, Shoji Tanaka, Takeshi Kimura, Kazuyoshi Shogen (NHK) AP2007-167 |
NHK is studying the advanced satellite broadcasting system which aims to increase transmission capacity more than that o... [more] |
AP2007-167 pp.23-28 |
|