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:
Apr. 23, 2013
Filed:
Aug. 21, 2009
Regunathan Radhakrishnan, San Bruno, CA (US);
Jeffrey Riedmiller, Penngrove, CA (US);
Claus Bauer, Beijing, CN;
Wenyu Jiang, Beijing, CN;
Regunathan Radhakrishnan, San Bruno, CA (US);
Jeffrey Riedmiller, Penngrove, CA (US);
Claus Bauer, Beijing, CN;
Wenyu Jiang, Beijing, CN;
Dolby Laboratories Licensing Corporation, San Francisco, CA (US);
Abstract
Content identification and quality monitoring are provided. The method involves obtaining a first fingerprint derived from a first media content, processing the first media content to generate a second media content, obtaining a second fingerprint derived from the second media content, and comparing the first fingerprint and the second fingerprint to determine one or more of: a similarity between the first fingerprint and the second fingerprint that indicates that the second media content is generated from the first media content or a difference between the first fingerprint and the second fingerprint to identify a quality degradation between the first media content and the second media content.