Question

Which method is used to estimate time-difference of arrival and angle of arrival?

a.

Optical interferometry

b.

Interferometric dynamic measurement

c.

Frequency scanning interferometry

d.

Phase interferometry

Posted under Cognitive Radio

Answer: (d).Phase interferometry Explanation:Time-difference of arrival and angle of arrival are determined by phase interferometry. These parameters play an important role in network-based emitter location techniques.

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Q. Which method is used to estimate time-difference of arrival and angle of arrival?

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