mobile_services_industry

May 19th, 2015
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Study of the Technological Environment of Mobile Services Industry of IndiaCellular System Technologies Mobile phones send and receive radio signals with any number of cell site , base stations fitted with antennas. The communication between the handset and the cell site is a stream of digital data that includes digitized audio. The technology that achieves this depends on the system which the mobile phone operator has adopted. The Common Technologies used by operators in India are GSM and CDMA. With the advent of 3G technology systems a new era in Mobile technology in India is about to be born. GSM (GLOBAL SYSTEM FOR MOBILE COMMUNICATION) GSM is a widely used Second Generation cellular telecom network .Since the technology is fully digital it enables Digital encryption, which provides a moderate security of Phone conversations, compression of data, and mobile data services (eg. SMS). Today, GSM holds a share of 82.4%, includes the 3GSM service, of world mobile connection with more than 690 mobile networks spreading across 213 countries. Being the most popular mobile phone standard, GSM facilitates the network operators to have roaming agreements with other operators, even foreign operators, allowing the users continue using their mobile phones even when they travel to other countries. The Multiple access method, allowing several cells to share the same communication channel, in GSM is a variation of Time Division Multiple access(TDMA).In TDMA several users share the

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