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.

Date of Patent:
Mar. 06, 2012

Filed:

Dec. 02, 2008
Applicants:

Shu-hsien Chou, Tainan, TW;

Cheng-yu Hsieh, Tainan, TW;

Inventors:

Shu-Hsien Chou, Tainan, TW;

Cheng-Yu Hsieh, Tainan, TW;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/00 (2011.01); H04N 11/00 (2006.01); H04N 9/64 (2006.01);
U.S. Cl.
CPC ...
Abstract

A signal processing device with high efficiency of teletext information processing is provided. The signal processing device is configured to receive and encode a transport stream for display, wherein the transport stream provides teletext information associated with a plurality of teletext lines and video information associated with a plurality of video lines. The video signal processing device includes a memory configured to store line enable signals and line data associated with the teletext lines and the video lines, a VBI controller coupled to the memory, configured to read the memory to obtain the line data associated with enabled teletext lines of the teletext lines, and an TV encoder coupled to the VBI controller, configured to receive and encode the line data associated with the enabled teletext lines for display.


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