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. 01, 2005
Filed:
Dec. 19, 2001
Applicant:
Olivier Robin, Österskär, SE;
Inventor:
Olivier Robin, Österskär, SE;
Assignee:
AMC Centurion AB, Akersberga, SE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 124 ;
U.S. Cl.
CPC ...
Abstract
A dual-band antenna device for a portable radio communication device () comprises an inner () and an outer () generally planar radiating element portion. The inner portion is galvanically ungrounded and connectable to feed and the outer portion is connectable to ground. The element portions are essentially coplanar and separated by a gap ('), wherein the outer element portion () surrounds the inner element portion (). With this configuration desired antenna characteristics are obtainable in a controlled way. A portable radio communication device and a method for separate adjustment of the frequency bands are also provided.