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:
Feb. 03, 2009
Filed:
Mar. 23, 2007
Hsin-hung Chen, Miaoli County, TW;
Tai-yuan Yu, Taoyuan County, TW;
Ling-wei KE, Hsin-Chu Hsien, TW;
Tser-yu Lin, Hsinchu, TW;
Hsin-Hung Chen, Miaoli County, TW;
Tai-Yuan Yu, Taoyuan County, TW;
Ling-Wei Ke, Hsin-Chu Hsien, TW;
Tser-Yu Lin, Hsinchu, TW;
Mediatek Inc., Hsin-Chu, TW;
Abstract
A signal generating apparatus is disclosed for generating a synthesized signal according to an input signal. The signal generating apparatus includes a phase-locked loop device for generating the synthesized signal; a detecting device for detecting a reference signal to generate a calibrating signal; a filtering device for filtering the input signal and calibrating the input signal according to the calibrating signal to generate a filtered input signal; and a modulating device for modulating the filtered input signal in the normal operation mode and setting the dividing factor according to a first factor setting or a second factor setting in the calibration mode.