Here are the mentioned least seven different functions where CDMA is different from GSM. Functions GSM CDMA(IS-95) Frequency 900MHz; 1800MHz;1900MHz 800MHz;1900MHz Channel Bandwidth Total 25 MHz bandwidth with 200 KHz per channels, 8 timeslots per channel with frequency hopping. Total 12MHz with 1.25 MHz for the spread spectrum. Voice Codec 13Kbits/second 8Kbits/second or 13Kbps Data bit rate 9.6 Kbits/second or expandable 9.6Kbits SMS 160 characters of text supports 120 characters SIM Card Yes No Multipath Causes interference and destruction to service Used as an advantage Radio Interface TDMA CDMA Handoff…
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