An antenna has a conical radiation pattern with a normalized radiation intensity F () 1 for between 0o and 45o and zero intensity for between 45o and 180o The pattern is independent of the azimuth angle Find (a) the pattern solid angle and (b) the directivity ...

An antenna has a conical radiation pattern with a normalized radiation intensity F () = 1 for

Question:

An antenna has a conical radiation pattern with a normalized radiation intensity F (θ) = 1 for θ between 0o and 45o and zero intensity for θ between 45o and 180o. The pattern is independent of the azimuth angle ϕ. Find (a) the pattern solid angle and (b) the directivity.