Which of the following is not a detection technique used for detection of π/4 QPSK signals?
|A.||baseband differential detection|
|B.||if differential detection|
|C.||fm discriminator detection|
|Answer» D. envelope detection|
|Explanation: there are various types of detection techniques used for the detection of π/4 qpsk signals. they include baseband differential detection, if differential detection and fm discriminator detection.|
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