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:
Apr. 19, 2011
Filed:
Jun. 26, 2008
Yen-yu Chen, Chung Ho, TW;
Kuo-ying Su, Chung Ho, TW;
Yung-da Lin, Chung Ho, TW;
Avermedia Technologies, Inc., Chung Ho, Taipei Hsien, TW;
Abstract
The present invention discloses a DTV antenna apparatus build in a portable device. The portable device includes a system ground. The DTV antenna includes a ground plane with a short circuit point, an extending metal arm with a grounding point and a radiation element. The ground plane is the system ground. The radiation element and the ground plane are arranged in parallel to each other. The extending metal arm connects with the short circuit point. The antenna receives signals with frequencies in the range from 470 MHz to 870 MHz. The radiation element includes a radiation arm and a parasitic arm. The radiation arm has a feeding terminal. The parasitic arm connects with the short circuit point.