Saturday, October 30, 2010

Characteristics of GSM Standard

  1. Fully digital system using 900,1800 MHz frequency band.
  2. TDMA over radio carriers(200 KHz carrier spacing.
  3. 8 full rate or 16 half rate TDMA channels per carrier.
  4. User/terminal authentication for fraud control.
  5. Encryption of speech and data transmission over the radio path.
  6. Full international roaming capability.
  7. Low speed data services (upto 9.6 Kb/s).
  8. Compatibility with ISDN.
  9. Support of Short Message Service (SMS).