gsm1

GSMARCHITECTURE

S.VAMSHI13UE1A0482

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

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.

WHY WE NEED GSM

• Data services

• for wireless communication

• Easy to handle

ARCHITECTURE OF GSM

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)

FUTURE SCOPE

• The market for mobile communications has grown

up explosively since the introduction of 2ND

generation of digital system.

APPLICATIONS

• Mobile telephony• GSM-R• Other services like electranic devices

ADVANTAGES• GSM services voice• high speed data, SMS, • conference, mobile TV services.• Allow roaming across service providers and

countries..• Efficient usage of frequency spectrum,

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

Thank you