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:
Jul. 11, 2017

Filed:

Oct. 02, 2015
Applicant:

Futurewei Technologies, Inc., Plano, TX (US);

Inventors:

Haoping Yu, Carmel, IN (US);

Wei Wang, San Jose, CA (US);

Zhan Ma, Fremont, CA (US);

Meng Xu, Santa Clara, CA (US);

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/176 (2014.01); H04N 19/186 (2014.01); H04N 19/172 (2014.01); H04N 19/44 (2014.01); H04N 19/70 (2014.01); H04N 19/13 (2014.01); H04N 19/593 (2014.01); H04N 19/103 (2014.01); H04N 19/463 (2014.01); H04N 19/91 (2014.01); H04N 19/182 (2014.01); H04N 19/124 (2014.01); H04N 19/94 (2014.01);
U.S. Cl.
CPC ...
H04N 19/186 (2014.11); H04N 19/103 (2014.11); H04N 19/13 (2014.11); H04N 19/172 (2014.11); H04N 19/176 (2014.11); H04N 19/182 (2014.11); H04N 19/44 (2014.11); H04N 19/463 (2014.11); H04N 19/593 (2014.11); H04N 19/70 (2014.11); H04N 19/91 (2014.11); H04N 19/124 (2014.11); H04N 19/94 (2014.11);
Abstract

An encoding apparatus, decoding apparatus, and coding methods. The encoding apparatus includes a processor configured to receive a video frame including screen content, generate a block containing an index map of colors for screen content in the video frame, wherein the block includes strings of index values sharing a same escape color index value, wherein the escape color index value represents an escape color, encode each of the strings of index values in the block, and sequentially encode the escape colors after each of the strings of index values in the block has been encoded. A transmitter operably coupled to the processor is configured to transmit the strings of index values and the escape colors in a bitstream to a decoding apparatus.


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