Question

ODMA stands for ____

(a) Orthogonal Driven Multiple Access

(b) Opportunity Driven Multiple Access

(c) Orthogonal Direct Multiple Access

(d) Opportunity Direct Multiple Access

The question was asked in semester exam.

I'd like to ask this question from Radio Resource Analysis in section Software Defined Radio Architecture of Cognitive Radio

Answer 1

Correct choice is (b) Opportunity Driven Multiple Access

The best I can explain: Opportunity Driven Multiple Access is used to improve the capacity and coverage area towards the boundaries of the cell. Mobile stations outside the coverage area can communicate with the base station via multi-hop transmission.