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:
Oct. 18, 2011
Filed:
Nov. 07, 2008
Applicants:
Pi-hsi Cheng, Hsinchu County, TW;
Chang-jung Lee, Taoyuan County, TW;
Inventors:
Pi-Hsi Cheng, Hsinchu County, TW;
Chang-Jung Lee, Taoyuan County, TW;
Assignee:
Arcadyan Technology Corporation, Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 1/24 (2006.01); H01Q 1/38 (2006.01);
U.S. Cl.
CPC ...
Abstract
An antenna applied in a communication device is provided. The antenna includes a conductive supporting portion, a radiator and a grounding portion. The radiator operates in a first frequency band. The grounding portion is connected to the radiator through the conductive supporting portion. The grounding portion includes a cavity extended from a top surface of the grounding portion into the interior of the grounding portion. A resonant cavity operating in a second frequency band is formed between the radiator and the cavity.