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:
Feb. 11, 2025

Filed:

Mar. 24, 2023
Applicant:

Guangdong Oppo Mobile Telecommunications Corp., Ltd., Dongguan, CN;

Inventors:

Hui Yuan, Dongguan, CN;

Xiaohui Wang, Dongguan, CN;

Ming Li, Dongguan, CN;

Lu Wang, Dongguan, CN;

Qi Liu, Dongguan, CN;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04N 11/02 (2006.01); H04N 19/124 (2014.01); H04N 19/14 (2014.01); H04N 19/176 (2014.01);
U.S. Cl.
CPC ...
H04N 19/124 (2014.11); H04N 19/14 (2014.11); H04N 19/176 (2014.11);
Abstract

A point cloud coding method, including: partitioning a point cloud, and determining a current coding block; determining a quantization parameter optimization enable identifier, a hierarchical level index, and a quantization parameter offset parameter of the current coding block; determining, according to the hierarchical level index and the quantization parameter offset parameter, a quantization step Qstep corresponding to a level of detail; and upon detecting that the quantization parameter optimization enable identifier is a first value, performing operations for one or more points included in the current coding block.


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