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.
Patent No.:
Date of Patent:
Aug. 11, 2015
Filed:
Sep. 13, 2013
Tsinghua University, Haidian, Beijing, CN;
Huawei Technologies Co., Ltd., Shenzhen, Guangdong, CN;
Yuan Yuan, Beijing, CN;
Xiaozhen Zheng, Shenzhen, CN;
Lingzhi Liu, Shenzhen, CN;
Yunfei Wang, Beijing, CN;
Xiaoran Cao, Beijing, CN;
Yun He, Beijing, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Tsinghua University, Beijing, CN;
Abstract
A picture encoding and decoding method, a picture encoding and decoding device and a network system are provided, in which, the picture encoding method includes: determining a prediction block used by a picture block according to a division manner of the picture block; determining a corresponding division level in the picture block or the prediction block of transform blocks corresponding to the picture block or the prediction block, in which, the transform blocks corresponding to the picture block or the prediction block include one or more transform blocks; determining a size of the transform blocks corresponding to the picture block or the prediction block according to the division manner of the picture block and the division level; determining identification information for identifying the division level corresponding to the transform blocks corresponding to the picture block or the prediction block; and writing the identification information into a code stream.