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IS-95 was not compatible with existing AMPS frequency band.

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IS-95 was not compatible with existing AMPS frequency band.

(a) True

(b) False

I have been asked this question during an interview.

Question is from CDMA Digital Cellular Standard (IS-95) in chapter Wireless Systems and Standards of Wireless/Mobile

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Correct answer is (b) False

The explanation is: Like IS-136, IS-95 system was designed to be compatible with the existing US analog cellular system (AMPS) frequency band. Hence, mobile and base stations can be economically produced for dual mode operation.

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