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:
Jul. 16, 2019
Filed:
Jul. 13, 2016
Shenzhen University, Shenzhen, Guangdong, CN;
Dongning Zhao, Guangdong, CN;
Yong Zhang, Guangdong, CN;
Shengli Zhang, Guangdong, CN;
Yong Xu, Guangdong, CN;
Jianyong Chen, Guangdong, CN;
Yanshan Li, Guangdong, CN;
SHENZHEN UNIVERSITY, Shenzhen, CN;
Abstract
The disclosure provides a digital video content security authentication method, wherein the method comprises: a secret information embedding step of selectively modifying a pixel grayscale value for each frame image in a digital video so as to complete the embedding of 1-bit secret information; and a secret information extraction and video authentication step of carrying out secret information extraction from the digital video in which the secret information is embedded according to a key so as to realize the security authentication of the digital video content. The disclosure also provides a digital video content security authentication system. According to the technical scheme provided by the disclosure, the authentication security is improved on the basis of not influencing user experience.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile