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:
Aug. 19, 2008
Filed:
Oct. 20, 2003
Johan Andersson, Malmö, SE;
Kenneth Håkansson, Malmö, SE;
Johan Andersson, Malmö, SE;
Kenneth Håkansson, Malmö, SE;
Sony Ericsson Mobile Communications AB, Lund, SE;
Abstract
A multiband radio antenna device () for a radio communication terminal, comprising a flat ground substrate (), and in a plane parallel to said ground substrate a flat parasitic element () and a flat antenna element (). Said antenna element has a longitudinal member (), a first transverse member () extending from a first end portion of said longitudinal member, and a second transverse member () extending from a centre portion of said longitudinal member, wherein said parasitic element extends adjacent to an outer portion of and parallel to said second transverse member. A feeding point () is disposed at a center portion of said second transverse member. The parasitic element has a first ground connection () adjacent to said feeding point, a second ground connection () is disposed at an end portion of said second transverse member, and a third ground connection () is disposed at a center portion of said first transverse member.