The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 30, 2003

Filed:

May. 10, 2002
Applicant:
Inventors:

Donald Patrick Hilliard, Camarillo, CA (US);

Glenda Esnardo Hilliard, Camarillo, CA (US);

Michael Patrick Hilliard, Camarillo, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/500 ;
U.S. Cl.
CPC ...
H01Q 1/500 ;
Abstract

A variable scattering device comprising a object which may be an antenna, a load impedance which is optimal and a switch which connects the scattering object to the load impedance. By using the switch to switch the load impedance in and out of the connection with the scattering object a large dynamic range for a fluctuating scattered signal may be achieved.


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