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Draw architecture of IS-95 system and state function of any two blocks.
written 5.9 years ago by gravatar for teamques10 teamques10 ★ 68k •   modified 2.9 years ago
mobile communication
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written 5.8 years ago by gravatar for teamques10 teamques10 ★ 68k •   modified 5.8 years ago

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Mobile Switching Centre-(MSC):

  • The MSC co-ordinates the activities of all the base stations and connects the entire cellular system to the PSTN.

  • A typical MSC handles 100,000 cellular subscribers and 5,000 simultaneous conversations at a time, and accommodates all billing and system maintenance functions as well.

  • Communication between the BS and mobiles is defined by a standard Common Air Interface (CAI) that specifies four different channels.

Base Station-BS

  • The base station is installed for every cell. It communicates with all the mobile stations existing in its cell. The BS Communicates with the mobile switching center (MSC).
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