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:
Feb. 19, 2002
Filed:
Jul. 26, 2000
Applicant:
Inventors:
Yew Siow Tay, Singapore, SG;
Guan Hong Ng, Singapore, SG;
Assignee:
Motorola, Inc., Schaumburg, IL (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/24 ;
U.S. Cl.
CPC ...
H01Q 1/24 ;
Abstract
A portable radio telephone ( ) with improved antenna radiation efficiency. The radio telephone ( ) has an antenna ( ) asymmetrical about a feedpoint ( ). A two part housing ( ) partially encloses the antenna ( ) and an electrically conductive surface provides a reflector ( ) for antenna ( ), the reflector ( ) having a length that is at least half a wavelength of an intended lowest operating frequency of the radio telephone ( ).