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The modification of a signal due to extraneous power exhibited by a signal from a nearby channel is called ____(a) co-channel interference(b) adjacent channel interference(c) inter-symbol interference(d) inter-carrier interferenceI got this question in quiz.I would like to ask this question from Techniques topic in portion Cognitive Techniques of Cognitive Radio

Answer»

The correct choice is (b) ADJACENT channel interference

Explanation: The modification of a signal due to extraneous POWER exhibited by a signal from a nearby channel is called adjacent channel interference. It may be due to INADEQUATE filtering, improper TUNING or poor frequency control. It may be classified as adjacent channel LEAKAGE ratio and adjacent channel selectivity.



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