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:
Sep. 22, 2009
Filed:
Jan. 13, 2006
Applicant:
Yuan-chung Lee, Tai-Nan, TW;
Inventor:
Yuan-Chung Lee, Tai-Nan, TW;
Assignee:
MediaTek Inc., Hsin-Chu Hsien, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 5/46 (2006.01);
U.S. Cl.
CPC ...
Abstract
A source format detector for detecting a format of a video signal includes a frequency data generator for generating first frequency data corresponding to a first field in the video signal, and second frequency data corresponding to a second field in the video signal; a transform domain comparator for comparing the first frequency data with the second frequency data to thereby obtain a comparison result; and a detector for detecting the format of the video signal according to comparison results for a plurality of first and second fields.