Differentiate between cdma and tdma?

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What is multi-path fading?

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What is pn sequence in cdma?

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How many channels are there in cdma reverse channels?

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How many channels are there in cdma forward channels?

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What is fdd and what are the frequencies it uses?

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Hai..Friends... I have Tata Photon+ and Reliance netconnect.. Its possible to send message using this modem..... If you know the solution please help me....... Thanks in Advance.........

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write very briefly the underlyning functional concept of gsm and cdma?

3 Answers   Airtel,

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How it is different from gsm?

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What is soft handover/handoff?

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Can cdma sim be used in gsm mbile?

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What are the advantages of cdma?

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