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:
Jan. 27, 2009
Filed:
May. 03, 2006
Mei-chin Yang, Taipei, TW;
Fu-ren Hsiao, Taipei, TW;
Tsung-wen Chiu, Taipei, TW;
Chin-fan Chen, Taipei, TW;
Mei-Chin Yang, Taipei, TW;
Fu-Ren Hsiao, Taipei, TW;
Tsung-Wen Chiu, Taipei, TW;
Chin-Fan Chen, Taipei, TW;
Advanced Connectek Inc., Taipei Hsien, TW;
Abstract
A PIFA in one embodiment includes a radiating member including a feed point, a shorting point, a first radiating element having a starting point and a terminating point coiled as a longer path terminated at an outer edge of a ground plane and being open for generating a resonance mode having a low frequency, and a second radiating element having a starting point connected to the starting point of the first radiating element, and a terminating point extended to form a shorter path terminated at the outer edge of the ground plane, the terminating points of the first and second radiating elements adjacent for generating a resonance mode having a high frequency; low and high frequency medium frequency regulators for adjusting resonance frequencies of two different resonance modes a substrate; a feed member; and a shorting member.