What are the advantages of CDMA over GSM? What are the disadvantages?
Mr. Pandit : CDMA offers several significant advantages. One of the most important advantages is that CDMA supports data services much better than GSM. And the network we have today is already 3G compatible. And, therefore, we can provide a full host of data services to our customers, on our CDMA network. This is not possible with existing GSM networks. They have to make a substantial investment in upgrading their networks to be able to provide this. Now look at two perspectives. One is the customers perspective, and the other is the operators perspective. To the customers, while one is data, the other is voice clarity. On CDMA, the voice clarity is much higher than on GSM. That is basically because the way the frequency allocation takes place across cells, in a geographical area. CDMA uses the same frequency across all cells, while in case of GSM it uses different frequencies across different cells. Therefore, CDMA provides better voice clarity and a smooth hand-off. That is, let us s
