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 Conference Papers (Available on Advance Programs)  (Sort by: Date Descending)
 21件中 1~20件目  /  [Next]  
Committee Date Time Place Paper Title / Authors Abstract Paper #
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
 [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
SAT 2007-11-02
16:40
Okinawa Okinawaken-Seinen-Kaikan Super Hi-Vision Transmission Experiment in the 21GHz band with Prototypes of a Wideband Modulator and a Demodulator
Hisashi Sujikai, Yoichi Suzuki, Shoji Tanaka, Kazuyoshi Shogen (NHK) SAT2007-54
NHK is studying ultrahigh-definition video system “Super Hi-Vision” as next generation broadcasting. The 21-GHz band sat... [more] SAT2007-54
pp.221-226
WBS, SAT
(Joint)
2007-06-05
16:05
Ibaraki Ibaraki Univ. A Transmission System for the Advanced Satellite Broadcasting
Akinori Hashimoto, Yoichi Suzuki, Hisashi Sujikai, Shoji Tanaka, Takeshi Kimura, Kazuyoshi Shogen (NHK) SAT2007-10
Current satellite digital broadcasting transmission scheme ” ISDB-S ” employs digital modulation schemes, BPSK, QPSK, an... [more] SAT2007-10
pp.13-18
SANE, SAT
(Joint)
2006-12-22
15:25
Kagoshima NICT(Kashima) A 32QAM Transmission Experiment through a Satellite Simulator
Hisashi Sujikai, Akinori Hashimoto, Yoichi Suzuki, Kazuyoshi Shogen (NHK) SAT2006-53
NHK is studying a high efficient transmission method for next generation satellite broadcasting system. In the broadcast... [more] SAT2006-53
pp.19-24
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