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As the networks improve and new demands for rapid data transfer rates and multimedia services grow, operators are seeking new cellular communication solutions based on technologies like GSM, 3GSM and CDMA2000 to cater to these requirements. The paper points out that the increasing popularity of the GSM equipments globally is driving manufacturers to bring phones to market faster with competitive enhancements increased the quality of service and reduced costs. The paper relates that CDMA, Code Division Multiple Access, alternatively signifies a more powerful digital air interface standard, equating about eight to fifteen times the capacity of conventional analog cellular systems.
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