GSM stands for Global System for mobile Communication. It is the most successful telecommunication system. It is used in more than 190 countries. It was found in 1982. It follows the specification laid by ETSI. Its main goal to provide a mobile phone system that allows users to roam throughout Europe and provide voice services compatible to ISDN and PSTN. GSM offers 19 exclusive channels for voice and data traffic. Special features like emergency calls, voice group service are available in which calls are prioritized.
GSM is used to control switches, signals and gates. It also allows the integration of voice and data and also the inter networking with the existing networks. The tele services offered by GSM are voice oriented and are specified end to end. They also have high quality digital voice transmission. The physical layer handles all radio specific functions. The interfaces in this layer will perform encryption and decryption.
GSM is used to control switches, signals and gates. It also allows the integration of voice and data and also the inter networking with the existing networks. The tele services offered by GSM are voice oriented and are specified end to end. They also have high quality digital voice transmission. The physical layer handles all radio specific functions. The interfaces in this layer will perform encryption and decryption.
0 comments:
Post a Comment