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:
Oct. 30, 2018
Filed:
Mar. 08, 2017
Applicant:
Futurewei Technologies, Inc., Plano, TX (US);
Inventors:
Alexander Giladi, Princeton, NJ (US);
Xin Wang, Rancho Paolos Verdes, CA (US);
Shaobo Zhang, Shenzhen, CN;
Yongliang Liu, Beijing, CN;
Assignee:
Futurewei Technologies, Inc., Plano, TX (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 7/167 (2011.01); H04L 9/32 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
H04L 9/3247 (2013.01); H04L 63/0428 (2013.01); H04L 65/60 (2013.01);
Abstract
System and method embodiments are provided for segment integrity and authenticity for adaptive streaming. In an embodiment, the method includes receiving at a data processing system a segment of a media stream, determining, with the data processing system, a digest or a digital signature for the segment, and comparing, with the data processing system, the digest/digital signature to a correct digest or a correct digital signature to determine whether the segment has been modified.