Appendix D: the main other digital TV systems
Even if most countries in the world (in particular countries using PAL or SECAM systems for analogue TV) have adopted the DVB system, the USA, Japan and some other ‘NTSC countries’ use it either partly or not at all. Other systems are also used or proposed, and the three main ones are briefly described below.
D1.1 The DSS system (satellite, USA)
DSS (Digital Satellite System), launched in 1994, is historically the first ‘direct to home’ digital satellite TV broadcasting system and the most widely used in the USA.
DSS started with the DirecTV® network, which was shortly after complemented on the same orbital position with the USBB® bouquet. These two networks, now merged, offer together more than ...