Radio Communication Systems are:
SDMA- Space Division Multiple Access
FDMA- Frequency Division Multiple Access
CDMA- Code Division Multiple Access
TDMA- Time Division Multiple Access
Abbreviations:
GSM- Global System of Mobile
DCS- Digital Cellular System
AMPS- Advance Mobile Phone Center
BTS- Base Transceiver Station
AF/RF/IF- Audio Frequency/Radio Frequency/Intermediate Frequency
MSTO- Mobile Telephone Switching Office
AUC- Authentication Center
EIR- Equipment Identity Register
HLR- Home Location Register
VLR-Visitor Location Register
MSC- Mobile Switching Center
GMSC- Gateway Mobile Switching Center
BSC-Base Station Center
NMC- Network Management Center
Saturday, January 30, 2010
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