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:
Nov. 29, 2016

Filed:

Jul. 24, 2015
Applicant:

Mediatek Inc., Hsin-Chu, TW;

Inventors:

Yang-Hung Shih, Hsinchu, TW;

Hung-Der Lin, Hsinchu, TW;

Tang-Hung Po, Pingtung County, TW;

Sau-Kwo Chiu, Hsinchu, TW;

Assignee:

MEDIATEK INC., Hsin-Chu, TW;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/12 (2006.01); H04N 5/265 (2006.01); H04N 19/44 (2014.01); H04N 5/445 (2011.01); H04N 7/08 (2006.01); H04N 21/431 (2011.01); H04N 21/44 (2011.01);
U.S. Cl.
CPC ...
H04N 5/265 (2013.01); H04N 5/44508 (2013.01); H04N 7/0806 (2013.01); H04N 19/44 (2014.11); H04N 21/431 (2013.01); H04N 21/44016 (2013.01);
Abstract

A video processing circuit includes a video generating unit for generating a video output stream, a data generating unit (e.g. graphic generating unit) for providing a data stream (e.g. graphical stream), and a communication interface circuit. The communication interface circuit has a mode provided for merging the video output stream and the graphical stream to transmit a first merged signal through a channel. In the mode, the communication interface circuit merges the video output stream and the data stream by increasing a working frequency of the communication interface circuit to increase bandwidths of the channel, using positions for transmitting a portion of video control signals in the video output stream to transmit the data stream, and compressing the video output stream. The communication interface circuit may have another mode provided for mixing the video output stream and the data stream to transmit a mixed video output stream through the channel.


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