Digital audio for satellite network radio
Abstract
The paper presents the time-division-multiplexed (TDM) digital system supplied by Scientific-Atlanta for ABC, CBS, and NBC. The system has a transmission rate of 8.78 Mbps, and can demodulate, decode and demultiplex the data into the desired audio and data channels, supporting data rates equivalent to twenty 15 kHz audio channels at 384 kbps each. Digital transmission is used for data and channel use flexibility, and efficient usage of the satellite transponder. This TDM digital earth terminal configuration provides very high quality audio reception, built-in expansion capability for future services, and relative immunity to terrestrial interference.
- Publication:
-
Satellite Communications
- Pub Date:
- April 1982
- Bibcode:
- 1982SatCo...6...44M
- Keywords:
-
- Digital Systems;
- Radio Transmission;
- Satellite Networks;
- Single Channel Per Carrier Transmission;
- Time Division Multiplexing;
- Channels (Data Transmission);
- Domestic Satellite Communications Systems;
- Transponders;
- Communications and Radar