| Committee |
Date Time |
Place |
Paper Title / Authors |
Abstract |
Paper # |
| IEICE-CS, IEICE-IE, IPSJ-AVM, BCT [detail] |
2017-11-30
14:35 |
Aichi |
|
Efforts toward Transmission Experiments Utilizing Transponder of 21-GHz Band on Broadcasting Satellite
Masafumi Nagasaka, Susumu Nakazawa, Hisashi Sujikai, Shoji Tanaka (NHK) |
The broadcasting satellite BSAT-4a was successfully launched on September 30th, 2017 (JST). BSAT-4a has a 21-GHz-band ex... [more] |
BCT2017-94
pp.43-46 |
| BCT, IEEE-BT [detail] |
2016-03-11
13:50 |
Okinawa |
Nobumoto Ohama Memorial Hall |
A Study on Service Availability for UHDTV Satellite Broadcasting
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
Experimental UHDTV satellite broadcasting and full-scale UHDTV broadcasting will begin in 2016 and 2018, respectively. F... [more] |
BCT2016-39
pp.21-24 |
| BCT, IEEE-BT |
2015-07-31
09:45 |
Hokkaido |
|
Prototype of Right- and Left-hand Circularly Polarized Receiving Antenna for Satellite Broadcasting
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
A 12-GHz (11.7 to 12.75 GHz) band satellite service with dual-circular polarization is being studied for transmission ch... [more] |
BCT2015-60
pp.37-40 |
| BCT, IEEE-BT |
2015-02-20
10:00 |
Mie |
|
[Memorial Lecture]
Research and Development on Receiving Antenna for Next-generation Satellite Broadcasting
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
A 12-GHz (11.7 to 12.75 GHz) band satellite service with dual-circular polarization is expected for transmission channel... [more] |
BCT2015-32
pp.29-34 |
| BCT, IEEE-BT |
2014-07-31
14:20 |
Hokkaido |
Kushiro-Syougai-Gakusyuu-Center |
Prototype of Dual-polarization Antenna for Satellite Broadcasting Reception
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
A 12-GHz (11.7 to 12.75 GHz) band satellite service with orthogonal polarization is expected for transmission channels t... [more] |
BCT2014-64
pp.9-12 |
| BCT, IEEE-BT |
2014-07-31
14:55 |
Hokkaido |
Kushiro-Syougai-Gakusyuu-Center |
Radiation Pattern Considering Thermal Distortion of the Onboard Reflector Antenna for 21-GHz band Broadcasting Satellite
Susumu Nakazawa, Masafumi Nagasaka, Masashi Kamei, Shoji Tanaka, Tetsuomi Ikeda (NHK) |
For 21-GHz band satellite broadcasting system, we have proposed an array-fed reflector antenna as part of a wide band an... [more] |
BCT2014-65
pp.13-16 |
| BCT, IEEE-BT |
2014-06-06
13:55 |
Tokyo |
TV TOKYO Corporation |
A Study on Feeder-link Recieving Antenna for 21-GHz band Broadcasting Satellite
Susumu Nakazawa, Masafumi Nagasaka, Masashi Kamei, Shoji Tanaka, Tetsuomi Ikeda (NHK) |
For 21-GHz band satellite broadcasting system, we are studying a 300-MHz class wide band transponder. It is approximatel... [more] |
BCT2014-57
pp.5-8 |
| BCT, IEEE-BT |
2014-03-07
11:10 |
Shimane |
Shimane Univ. |
A Study on Dual-polarization Feed Antenna for Satellite Broadcasting Reception
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
A 12-GHz (11.7 to 12.75 GHz) band satellite service with orthogonal polarization is expected for transmission channels t... [more] |
BCT2014-47
pp.5-8 |
| BCT, IEEE-BT |
2013-10-18
16:20 |
Aomori |
|
Electrical Characteristics of Receiving Antenna for 21 GHz-band Satellite Broadcasting
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
A 21-GHz band satellite broadcasting system is being studied as a means of delivering Ultra High Definition TV, 3DTV, an... [more] |
BCT2013-102
pp.29-32 |
| BCT, IEEE-BT |
2013-07-25
10:05 |
Hokkaido |
|
A Partial Model of Horn Antenna Array for Imaging Reflector Antenna in 21-GHz Band
Masafumi Nagasaka, Susumu Nakazawa, Masashi Kamei, Shoji Tanaka, Yasuhiro Ito (NHK) |
A 21-GHz band satellite broadcasting system is being studied as a means of delivering Ultra High Definition TV, 3DTV, an... [more] |
BCT2013-67
pp.1-4 |
| BCT, IEEE-BT |
2013-07-25
10:30 |
Hokkaido |
|
Designing an Onboard Beam Forming Network for 21-GHz Band Satellite Broadcasting
Susumu Nakazawa, Masafumi Nagasaka, Masashi Kamei, Shoji Tanaka, Yasuhiro Ito (NHK) |
[more] |
BCT2013-68
pp.5-8 |
| BCT, IEEE-BT |
2013-07-25
10:55 |
Hokkaido |
|
Design of Wideband and Steep On-board Output Filter for 21GHz-band Broadcasting Satellite
Masashi Kamei, Yoshifumi Matsusaki, Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka, Yasuhiro Ito (NHK) |
[more] |
BCT2013-69
pp.9-12 |
| IEICE-AP, BCT |
2013-02-07
10:00 |
Tokyo |
AIST Tokyo Waterfront |
Equalized Excitation Coefficient Distribution of Array-fed Shaped Reflector Antenna for 21-GHz Broadcasting Satellite
Susumu Nakazawa, Masafumi Nagasaka, Shoji Tanaka (NHK) |
Satellite broadcasting in the 21-GHz band is expected to transmit large-capacity signals such as Super Hi-Vision. We hav... [more] |
BCT2013-32
pp.13-16 |
| BCT, IEEE-BT |
2012-09-21
14:50 |
Iwate |
Iwate University |
Experimental Model of Array-fed Imaging Reflector Antenna for 21GHz-band Broadcasting Satellite
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
The 21GHz-band satellite broadcasting system is studied for transmission channels to deliver ultra high definition TV, 3... [more] |
BCT2012-81
pp.17-20 |
| BCT, HOKKAIDO, IEEE-BT |
2012-07-20
09:55 |
Hokkaido |
Hakodate-Simin-Kaikan |
Engeneering Model of a Shaped Reflector Antenna for 21 GHz-band Satellite Broadcasting
Susumu Nakazawa, Masafumi Nagasaka, Shoji Tanaka (NHK) |
[more] |
BCT2012-71
pp.45-48 |
| BCT, IEICE-AP |
2012-02-10
13:25 |
Hiroshima |
|
A Study on 12/21GHz Dual-Band Feed for Satellite Broadcasting Receiving Antenna
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
The 21GHz-band satellite broadcasting system is studied for transmission channels to deliver ultra high definition TV, 3... [more] |
BCT2012-29
pp.97-100 |
| BCT, IEICE-AP |
2012-02-10
13:50 |
Hiroshima |
|
Transmission Test Using a Deployable Mesh Reflector Antenna for Satellite News Gathering
Susumu Nakazawa, Masafumi Nagasaka, Shoji Tanaka, Yuji Ishidou, Hiroyuki Kondou (NHK) |
[more] |
BCT2012-30
pp.101-104 |
| BCT, HOKKAIDO, IEEE-BT |
2011-07-29
11:15 |
Hokkaido |
Hokkaido University |
Prototype of Receiving Antenna for 21-GHz band Satellite Broadcasting System
Masafumi Nagasaka, Susumu Nakazawa, Shoji Tanaka (NHK) |
We are studying the 21GHz band satellite broadcasting system for a transmission channel to deliver Super Hi-Vision. A re... [more] |
BCT2011-60
pp.53-56 |
| IEICE-AP, BCT |
2011-02-09
14:00 |
Tokyo |
NHK Science Tech. Research Lab. |
Prototype of the offset-fed mesh reflector antenna for satellite news gathering
Susumu Nakazawa, Masafumi Nagasaka, Naoto Kogo, Shoji Tanaka, Yuji Ishidou, Hiroyuki Kondou (NHK) |
[more] |
BCT2011-28
pp.9-12 |