Satellite Glossary
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satellite
A space relay station for audio and video transmission. Most communications satellites, like Thaicom, are in geostationary orbit (GEO).
satellite feed
A transmission from a satellite.
Satellite News Gathering (SNG)
Mobile satellite transmission equipment used for live broadcasts of outdoor events. satellite news, or news-gathering, vehicle (SNF) A van or other vehicle with equipment for transmission via satellite to TV station, usually including tape editing equipment.
signal re-transmission
The re-direction of a signal from a customer to a wider area than a local transmission can reach.
slot
Where a Thaicom satellite is positioned in orbit. Under ITU recommendations, 2 degrees is the minimum separation from another satellite.
Society of Motion Picture and Television Engineers (SMPTE)
An association in the USA of engineers and technicians in film, television, and related fields. SMPTE standards include the SMPTE time code, an 8-digit number that specifies on a videotape, the hour, minute, second, and frame number.
solar outage
Interference occurring when the sun passes behind or near a satellite and within the field of view of the antenna. Solar outages can be exactly predicted. spotcasting Broadcasts of special commercial spots to IRDs in a network. station-keeping Maintaining the orbit of a satellite at its optimum position. strip To demodulate a multiplexed signal.
subcarrier
A second signal "piggybacked" onto a main carrier.
submaster
A copy of an original tape, usually made as a backup in case the master is damaged or lost, also called a safety.
subscription television (STV)
Pay television, in which subscribers, or viewers, pay a monthly fee.
subtitle
A superimposed caption at the bottom of a TV screen.
synchronous
A data transfer at a fixed rate. The transmitter and receiver are controlled by clock pulses.
