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. 26, 2010
Filed:
May. 04, 2007
Applicant:
Ching-hsing Huang, Hsinchu, TW;
Inventor:
Ching-Hsing Huang, Hsinchu, TW;
Assignee:
Princeton Technology Corporation, Taipei County, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04B 7/00 (2006.01); H04B 1/16 (2006.01);
U.S. Cl.
CPC ...
Abstract
A transmitter IC provided with a SAW-based oscillator with an external SAW device. The transmitter IC comprises an oscillating circuit. The oscillating circuit comprises an inverter stage, a first capacitor, a second capacitor, and a resistor. The inverter stage has input and output terminals respectively coupled to two ends of the external SAW device. The first and second capacitors are respectively coupled between the input/output terminal and a ground. The resistor is coupled between the input and output terminals of the inverter stage.