BSS - Broadcast service satellite
MSS - Mobile service satellite
GEO - Geostationary orbit
MEO - Medium earth orbit
LEO - Low earth orbit
FDMA - Frequency division multiple access
TDMA - Time division multiple access
CDMA - Code division multiple access
DAMA - Demand-assignment multiple access
FAMA - Fixed-assignment multiple access
DRS - Data relay satellites
BER - Bit error ratio
INTELSAT - International telecommunication Satellite
GOES - Geostationary operational
environment satellite
POES - Polar operational
environment satellite
SARS - Search and rescue satellite
QZS - Quasi-zenith satellite system