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.:

US 7538739 B1

PDF
Full Text
Expired
Date of Patent:
May. 26, 2009

Filed:

Sep. 08, 2006
Applicant:

Wen-szu Tao, Hsinchu, TW;

Inventor:

Wen-Szu Tao, Hsinchu, TW;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/38 (2006.01); H01Q 9/28 (2006.01);
U.S. Cl.
CPC ...
Abstract

A flat antenna includes a substrate, a first antenna module having a first grounding unit, a first radiating unit, a first feeding unit and a second radiating unit, and a second antenna module having a second grounding unit, a third radiating unit, a second feeding unit and a fourth radiating unit. The second antenna module is disposed abreast with the first antenna module. The first and the second grounding units, and the first and the third radiating units are disposed on a first surface of the substrate. The first and the second feeding units, and the second and the fourth radiating units are disposed on a second surface of the substrate. The first, the second, the third and the fourth radiating units, which have a first, a second, a third and a forth openings respectively, are electrically connected with the first grounding unit, the first feeding unit, the second grounding unit and the second feeding unit.


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