Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
SAT, SANE (Joint) |
2024-02-09 09:55 |
Kagoshima |
AmaHome PLAZA (Amami City Shimin Koryu Center) (Primary: On-site, Secondary: Online) |
Study on non-linear compensation for LDM transmission in satellite broadcasting system
-- Improving transmission performance using DPD and pilot signals -- Masaaki Kojima, Yuki Koizumi, Masashi Kamei (NHK) SAT2023-69 |
We are considering a satellite broadcasting system with layered division multiplexing (LDM) scheme that multiplexes two ... [more] |
SAT2023-69 pp.55-59 |
OCS, OFT, IEE-CMN, ITE-BCT (Joint) [detail] |
2023-11-09 15:45 |
Kyoto |
(Primary: On-site, Secondary: Online) |
Development of large-capacity content transmitter for flexible providing immersive service cooperated with 21 and 12GHz-band satellite transmission channels and IP network Ryota Akiyama, Yuki Koizumi, Masashi Kamei (NHK) |
[more] |
|
SAT, KOSST |
2023-10-10 14:30 |
Overseas |
Central Hotel Marianne(Korea, Busan) (Primary: On-site, Secondary: Online) |
Evaluation of Large-capacity Content Transmission Equipment to Bundle12 and 21GHz-band Satellite Transmission Channels and IP Network
-- Laboratory Experiment for Flexible Transmission of Immersive Content -- Ryota Akiyama, Yuki Koizumi, Masashi Kamei (NHK) SAT2023-49 |
We have developed large-capacity content transmission equipment that bundles 21- and 12-GHz-band satellite channels and ... [more] |
SAT2023-49 pp.6-11 |
SAT, KOSST |
2023-10-10 16:00 |
Overseas |
Central Hotel Marianne(Korea, Busan) (Primary: On-site, Secondary: Online) |
Initial Development of Wideband Modulator and Demodulator of LDM Transmission for 21-GHz-band Satellite Broadcasting Yuki Koizumi, Ryota Akiyama, Masashi Kamei (NHK) SAT2023-51 |
[more] |
SAT2023-51 pp.17-21 |
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 |
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 |
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 |
SAT, RCS (Joint) |
2022-08-25 16:15 |
Hokkaido |
(Primary: On-site, Secondary: Online) |
[Encouragement Talk]
Study on Error Correction in IP network to Compensate for Rain Attenuation in 21-GHz band Satellite Broadcasting Yuki Koizumi, Yoichi Suzuki, Tomoya Kusunoki, Kazunori Yokohata (NHK) SAT2022-36 |
We are developing a diverse reception system (DRS) which compensates for the rain attenuation in 21-GHz band by recoveri... [more] |
SAT2022-36 pp.42-47 |
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 |
SAT |
2021-10-08 09:20 |
Online |
Online |
A study on improving error-correction performance by combining signals received via satellite channel and IP network for 21-GHz-band satellite broadcasting Yuki Koizumi, Yoichi Suzuki, Masashi Kamei (NHK) SAT2021-48 |
We are developing a 21-GHz-band satellite-broadcasting system that has the capability of transmitting signals at bit rat... [more] |
SAT2021-48 pp.28-31 |
SAT |
2021-10-08 15:45 |
Online |
Online |
Study on digital pre-distortion with I/O interfaces for analogue baseband signal over satellite channel Masaaki Kojima, Yuki Koizumi, Masashi Kamei (NHK) SAT2021-52 |
Non-linear distortion caused by the satellite transponder negatively impacts multilevel modulation schemes. We studied d... [more] |
SAT2021-52 pp.47-50 |
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 |
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 |