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.
Patent No.:
Date of Patent:
Nov. 13, 2001
Filed:
Nov. 09, 1999
Applicant:
Inventor:
Stephen H. Smith, Leucadia, CA (US);
Assignee:
Smith Technology Development, LLC, San Diego, CA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/300 ;
U.S. Cl.
CPC ...
H01Q 1/300 ;
Abstract
An electromagnetic wave is transmitted from and received by an antenna system having a cavity member, a passive antenna element and a driver element. The cavity member has a back portion and a wall portion which define a substantially cylindrical interior portion. The antenna element has a first end disposed within the interior portion of the cavity member. The driver element is coupled to the interior portion of the cavity member.