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:
May. 09, 2017
Filed:
Mar. 10, 2016
Futurewei Technologies, Inc., Plano, TX (US);
Xin Wang, Rancho Palos Verdes, CA (US);
Yongliang Liu, Beijing, CN;
Futurewei Technologies, Inc., Plano, TX (US);
Abstract
A method including generating a segment signature for a segment of a media content based on the segment, trusted information contained in a media presentation description (MPD), and a signature signing key, wherein the MPD describes the media content, wherein the segment signature is independent of other segment signatures corresponding to other segments of the media content, and wherein a single copy of the segment signature is configured to be transmitted to a client requesting the segment of the media content thereby permitting the client to determine authenticity of the segment without receiving any additional segment signatures.