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. 02, 2012
Filed:
Jan. 07, 2011
Chun-chin Chen, Taoyuan, TW;
Yun-hsueh Chuang, Taoyuan, TW;
Yi-chun LU, Pingzhen, TW;
Uniband Electronic Corp., Hsinchu, TW;
Abstract
A frequency synthesizer of a transceiver for generating a crystal oscillation frequency and a carry frequency having been done a process of frequency offset cancellation with that of another transceiver. The frequency offset cancellation of the frequency synthesizer is done in accordance with a wireless signal which is transmitted from another transceiver received. The frequency synthesizer has a first sigma-delta modulator receiving a signal transmitted by a transceiver at far area responding thereafter a frequency divisor value in accordance with the channel information of the received signal and a frequency offset between two.