Question

Which among the following phenomenon require site specific propagation prediction?

a.

Location awareness

b.

Geographical awareness

c.

RF environment

d.

Position awareness

Posted under Cognitive Radio

Answer: (b).Geographical awareness Explanation:Geographical awareness provides information on terrain and geographical information pertaining to radio propagation and channel properties. Terrain recognition, site specific propagation prediction, and exploitation of geographical information database are the techniques applied to gain geographical awareness.

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Q. Which among the following phenomenon require site specific propagation prediction?

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