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:
Jun. 30, 2009
Filed:
Jan. 27, 2005
Applicants:
Wei-ting Wang, Taipei, TW;
Cheng-yi Huang, I-Lan Hsien, TW;
Bao-chi Peng, Taipei, TW;
Inventors:
Assignee:
Realtek Semiconductor Corp., Hsinchu, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/00 (2006.01); H04N 5/28 (2006.01); H04N 7/04 (2006.01); H04N 9/64 (2006.01); H04N 5/50 (2006.01); H04N 5/14 (2006.01); H04N 5/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method and apparatus for rejecting an interference signal from an input frequency spectrum. The method includes the steps of receiving the input signal; frequency-shifting the received input signal by a first frequency-shifting amount; and filtering the frequency-shifted input signal to filter out the interference component from the input signal.