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:
Sep. 08, 2026

Filed:

Jul. 29, 2022
Applicant:

Unilumin Group Co., Ltd., Shenzhen, CN;

Inventors:

Feng Qi, Shenzhen, CN;

Chengzhi Yu, Shenzhen, CN;

Assignee:

UNILUMIN GROUP CO., LTD., Shenzhen, CN;

Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/60 (2013.01); G06F 21/64 (2013.01); H04N 21/2347 (2011.01); H04N 21/4405 (2011.01); G09G 3/00 (2006.01); H04L 9/32 (2006.01); H04L 9/40 (2022.01);
U.S. Cl.
CPC ...
G06F 21/60 (2013.01); G06F 21/602 (2013.01); G06F 21/64 (2013.01); H04N 21/2347 (2013.01); H04N 21/4405 (2013.01); G09G 3/007 (2013.01); H04L 9/3239 (2013.01); H04L 63/0428 (2013.01); H04L 63/0478 (2013.01);
Abstract

A media data decryption method includes: obtaining a media data encryption package, wherein the media data encryption package is obtained by performing pixel rearrangement encryption on original media data based on position index data, and the position index data correspond to one or more structural parameters of a display screen; decrypting the media data encryption package to obtain the position rearrangement index data and media data to be decrypted; configuring a programmable logic circuit of a control system of the display screen in a media data play terminal based on the position rearrangement index data; and decrypting the media data to be decrypted based on the configured programmable logic circuit to obtain decrypted media data.


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