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:
Dec. 16, 2025
Filed:
Apr. 11, 2024
Unilumin Group Co., Ltd., Guangdong, CN;
Feng Qi, Guangdong, CN;
Chengzhi Yu, Guangdong, CN;
UNILUMIN GROUP CO., LTD., Shenzhen, CN;
Abstract
A method of encrypting media data includes: obtaining the media data and one or more structure parameters of a display screen of a data playback device; constructing a data arrangement table based on the structure parameters; performing a data rearrangement operation on the data arrangement table to obtain position rearrangement index data, where the position rearrangement index data represents a mapping relationship between a logical position of each of pixels of the display screen and a physical position of the each of pixels; and performing pixel rearrangement encryption on each of one or more image frames of the media data based on the position rearrangement index data, to obtain encrypted media data.