B-CAS (BS Conditional Access Systems Co., Ltd.) is a vendor and operator of the

ISDB Integrated Services Digital Broadcasting (ISDB; Japanese: , ''Tōgō dejitaru hōsō sābisu'') is a Japanese broadcasting standard for digital television (DTV) and digital radio. ISDB supersedes both the NTSC-J analog television system and ...

CAS Cas may refer to: * Caș, a type of cheese made in Romania * ' (1886–) Czech magazine associated with Tomáš Garrigue Masaryk * '' Čas'' (19 April 1945–February 1948), the official, daily newspaper of the Democratic Party of Slovakia * ''CA ...

system in

Japan Japan ( ja, 日本, or , and formally , ''Nihonkoku'') is an island country in East Asia. It is situated in the northwest Pacific Ocean, and is bordered on the west by the Sea of Japan, while extending from the Sea of Okhotsk in the n ...

, largely owned by the public broadcaster

NHK , also known as NHK, is a Japanese public broadcaster. NHK, which has always been known by this romanized initialism in Japanese, is a statutory corporation funded by viewers' payments of a television license fee. NHK operates two terrestr ...

with some other electronics companies and broadcasters airing in BSAT. It also refers to the reception method (B-CAS method) that this company offers. All

receiving apparatus such as DTT TV, tuner, and DVD recorder except

1seg is a mobile terrestrial digital audio/video and data broadcasting service in Japan, Argentina, Brazil, Chile, Uruguay, Paraguay, Peru and the Philippines. Service began experimentally during 2005 and commercially on April 1, 2006. It is designe ...

-only devices require a B-CAS card under regulation and B-CAS cards are supplied with most units at purchase. B-CAS cards cannot be purchased separately. Implementations of ISDB-T and ISDB-T International (SBTVD) outside Japan do not use the B-CAS system at all as they do not employ the ''Copy-Once'' encryption method used on ISDB broadcasts in Japan. For these countries, some operators may choose to implement their own copy protection system.

Gallery

File:B-CAS CARD 1.JPG, BS Digital use B-CAS card File:B-CAS CARD 2.JPG, BS Digital CCI and Terrestrial Digital support mark B-CAS card File:B-CAS CARD 3.JPG, BS/110° CS/Terrestrial digital shared use B-CAS card File:B-CAS ORANGE.JPG, CATV exclusive use B-CAS card File:B-CAS BLUE.JPG, Terrestrial Digital exclusive use B-CAS card File:B-CAS CARD WHITE & BLUE.JPG, Terrestrial Digital exclusive use (Special internal use) B-CAS card File:B-CAS店頭用.jpg, Shop use B-CAS card File:B-CAS YELLOW.JPG, Pay broadcast demo use B-CAS card File:B-CAS CARD BLACK.JPG, Business use B-CAS card File:B-CAS CARD mini BLUE.JPG, Terrestrial Digital mini B-CAS card File:B-CAS_CARD_Mini_YELLOW.JPG, Limited use mini B-CAS card

External links

Company website
{{broadcast encryption ISDB Technology companies of Japan

Gallery

See also

External links