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In ____, radio access technologies use the same frequency band.

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In ____, radio access technologies use the same frequency band.

(a) network centric approach

(b) spectrum sharing

(c) spectrum sensing

(d) RF band centric approach

I got this question in an interview for internship.

I want to ask this question from Cognitive Radio topic in section Cognitive Radio Basics of Cognitive Radio

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The correct option is (b) spectrum sharing

Easy explanation: Spectrum sharing cognitive radio permits same or different radio access technologies to use same frequency band by using unoccupied sub-bands in an intelligent and coordinated way.

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