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:
Oct. 31, 2017

Filed:

Jan. 18, 2013
Applicants:

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

Santa Clara University, Santa Clara, CA (US);

Inventors:

Guichun Li, Mountain View, CA (US);

Lingzhi Liu, San Jose, CA (US);

Nam Ling, San Jose, CA (US);

Jianhua Zheng, Beijing, CN;

Chen-Xiong Zhang, Plano, TX (US);

Li Song, Shanghai, CN;

Assignees:

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

Santa Clara University, Santa Clara, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/12 (2006.01); H04N 19/50 (2014.01); H04N 19/593 (2014.01); H04N 19/117 (2014.01); H04N 19/157 (2014.01); H04N 19/18 (2014.01);
U.S. Cl.
CPC ...
H04N 19/00569 (2013.01); H04N 19/117 (2014.11); H04N 19/157 (2014.11); H04N 19/18 (2014.11); H04N 19/50 (2014.11); H04N 19/593 (2014.11);
Abstract

An apparatus comprising a processor configured to determine whether to apply an intra smoothing filter for a prediction unit (PU) based on a lookup table (LUT), wherein the LUT comprises data indicating the intra smoothing filter should not be applied for any PU with a block size of 8×8 pixels and associated with directional prediction mode. The disclosure also includes a method comprising generating reference samples, determining a size of a PU block, and selecting the reference samples based on PU block size, wherein filtered reference samples are not selected for PU blocks with a size of 8×8 pixels and associated with directional prediction mode.


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