Bandpass frequency selective surface

U.S. Patent Number: 5384575

Abstract: An improved bandpass frequency selective surface is disclosed which provides a wide pass band and reflection band with low loss at varying angles of incidence, low cost, low volume and light weight. The improved bandpass frequency selective surface of the present invention includes a mesh-patch array 10 disposed on at least a portion of a surface wherein the mesh-patch array 10 includes a square grid 12 surrounding numerous squares 20, 21, 22 and 23. A specific teaching of the invention concerns the design of the elements of a mesh-patch array 10 such that the frequency selective surface transmits or reflects the desired microwave signals.

Inventors: Wu; Te-Kao (Rancho Palos Verdes, CA)

Assignee: Hughes Aircraft Company (Los Angeles, CA)

Application Number: 07/249,039

Issued: 1995-01-24

Expired: 2007-01-24

Classes: 343/909 ; 343/753; 343/911R

Field of search: 343/909,911R,753

Click the image above to view patent images at uspto.gov within a frame.

Click here for the fulltext page on uspto.gov within a frame.