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:
Jun. 01, 2021
Filed:
Nov. 16, 2018
Huawei Technologies Co., Ltd., Guangdong, CN;
Zhuoyi Lv, Shenzhen, CN;
Haitao Yang, Shenzhen, CN;
Wenyi Qiu, Shenzhen, CN;
Dongsheng Wu, Shenzhen, CN;
Huawei Technologies Co., Ltd., Shenzhen, CN;
Abstract
Methods, devices, apparatus, and systems for video encoding/decoding in which usage of a background picture is synchronized on an encoder side and a decoder side. In this solution, a background picture that is to be used as a reference picture is determined, background-picture indication information is used to indicate a time point from which the background picture is used as the reference picture, the encoder side encodes to-be-coded video pictures by using the background picture as the reference picture from the time point indicated by the background-picture indication information, to generate a primary bitstream, and the encoder side transmits a background-picture bitstream, the background-picture indication information, and the primary bitstream to the decoder side.