architechture

1. GSM
ARCHITECTURE
S.VAMSHI
13UE1A0482

2. CONTENT
• Introduction
• Why we need GSM
• Architecture OF GSM
• Main components of GSM
• Future scope
• Advantages
• Applications
• Conclusion

3. INTRODUCTION
• GSM stands for Global System for Mobile
Communication.
• Introduced Bell Laboratories in the early
1970s.
• Mobile services based on GSM technology
were first launched in Finland in 1991.

4. WHY WE NEED GSM
• Data services
• for wireless communication
• Easy to handle

5. ARCHITECTURE OF GSM

6. Main components of Architecture
• Mobile Station (MS)
Mobile Equipment (ME)
Subscriber Identity Module (SIM)
• Base Station Subsystem (BSS)
Base Transceiver Station (BTS)
Base Station Controller (BSC)
• Network Switching Subsystem(NSS)
Mobile Switching Center (MSC)
Home Location Register (HLR)
Visitor Location Register (VLR)
Authentication Center (AUC)
Equipment Identity Register (EIR)

7. FUTURE SCOPE
•The market for mobile communications has grown
up explosively since the introduction of 2ND
generation of digital system.

8. APPLICATIONS
• Mobile telephony
• GSM-R
• Other services like electranic devices

9. ADVANTAGES
• GSM services voice
• high speed data, SMS,
• conference, mobile TV services.
• Allow roaming across service providers and
countries..
• Efficient usage of frequency spectrum,

10. CONCLUSIONS
 GSM is the most popular standard for mobile
communication
 When we are using LTE , Volte but GSM take a long
time to quite form mobiles

11. Thank you