Title :
State of the Art of Broadcasting Satellite in Japan
Author :
Furuhama, Y. ; Yamamoto, M. ; Toyama, N.
Author_Institution :
ATR Optical and Radio Communications Research Laboratories, Seika-cho, Soraku-gun, Kyoto 619-02, Japan
Abstract :
The history of development of the Direct Broadcasting Satellite (DBS) system in Japan is quickly overviewed. Broadcasting Satellite-3 (BS-3) is used for DBS service at present. The main technologies, including transponders and antenna systems and service provided by this satellite, are introduced. Recent developments in receiver and antenna systems to receive DBS signals are also introduced. Future technologies for broadcasting satellite systems such as the 22GHz-band multibeam satellite broadcasting system and the COMmunication and broadcasting Engineering Test Satellite (COMETS) are discussed.
Keywords :
Artificial satellites; Broadcast technology; Frequency; History; Receiving antennas; Satellite antennas; Satellite broadcasting; Telecommunication control; Transponders; Vehicles;
Conference_Titel :
Microwave Conference, 1991. 21st European
Conference_Location :
Stuttgart, Germany
DOI :
10.1109/EUMA.1991.336462
