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:
Jun. 18, 2019

Filed:

Apr. 11, 2018
Applicant:

Google Llc, Mountain View, CA (US);

Inventors:

Ching-Han Chiang, San Jose, CA (US);

Yaowu Xu, Saratoga, CA (US);

Jingning Han, Santa Clara, CA (US);

Jia Feng, San Jose, CA (US);

Assignee:

GOOGLE LLC, Mountain View, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 19/00 (2014.01); H04N 19/129 (2014.01); H04N 19/159 (2014.01); H04N 19/61 (2014.01); H04N 19/86 (2014.01); H04N 19/13 (2014.01); H04N 19/82 (2014.01); H04N 19/124 (2014.01);
U.S. Cl.
CPC ...
H04N 19/129 (2014.11); H04N 19/124 (2014.11); H04N 19/13 (2014.11); H04N 19/159 (2014.11); H04N 19/61 (2014.11); H04N 19/82 (2014.11); H04N 19/86 (2014.11);
Abstract

A method for coding a transform block of coefficients includes generating a new scan order from the original scan order such that a maximum scan distance of the new scan order is smaller than or equal to a predetermined distance, and coding the coefficients based on the new scan order. An apparatus for decoding a transform block of coefficients. The apparatus includes a memory and a processor. The memory includes instructions executable by the processor to identify an original scan order for encoding the coefficients, generate a new scan order from the original scan order such that a maximum scan distance of the new scan order is less than or equal to a predetermined distance, and decode, from an encoded bitstream, the coefficients based on the new scan order.


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