Question

Which among the following institution introduced interference temperature as a metric for interference?

(a) Federal Communication Commission

(b) American National Standards Institute

(c) International Standards Organization

(d) British Standards Institute

The question was posed to me during a job interview.

This key question is from Next Generation Wireless Network topic in division Next Generation Wireless Network of Cognitive Radio

Answer 1

Right option is (a) Federal Communication Commission

For explanation I would say: Federal Communication Commission introduced interference temperature as a metric for modeling interference at the primary user produced by the secondary user. It is a measure of RF power generated by undesired transmitters and noise sources that are present in the receiver system per unit of bandwidth.