It just for few things about the GSM

1. By,
R. KALPANA

2. Characteristics of GSM
Features of GSM
Advantages of GSM
Disadvantages of GSM

3. Characteristics of GSM
 Fully Digital System.
 Security against fraud.
 Enhance privacy.
 Full International roaming capability.
 Support for new services.
 Support of Short Message Service(SMS).
 Good Subjective voice quality.

4. Features of GSM
 Improved Spectrum Efficiency
 International Roaming
 Support for new Services
 SIM Phonebook Management
 High Quality Speech
 Fixed Dialing Number

5. Advantages of GSM
 Better Quality of speech
 Data Transmission is supported
 New services offered due to ISDN compatibility
 International Roaming possible
 Large market
 Crisper, Cleaner quieter calls
 Digital Services such as Email and SMS or Short
Message Service(text messages)were added

6. Disadvantages of GSM
 Dropped and Missed calls
 Less efficiency
 Security Issues
 Range problem in Highly Area