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:
Nov. 07, 2017
Filed:
Oct. 24, 2014
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Hiroshi Kuno, Kanagawa, JP;
Kenjiro Ueda, Kanagawa, JP;
Munetake Ebihara, Kanagawa, JP;
Takamichi Hayashi, Tokyo, JP;
Koji Yoshimura, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01); G06F 21/60 (2013.01); G11B 20/00 (2006.01); H04L 9/08 (2006.01); H04L 9/32 (2006.01);
U.S. Cl.
CPC ...
G06F 21/602 (2013.01); G11B 20/0021 (2013.01); G11B 20/00086 (2013.01); G11B 20/00224 (2013.01); G11B 20/00253 (2013.01); G11B 20/00347 (2013.01); G11B 20/00478 (2013.01); G11B 20/00507 (2013.01); G11B 20/00521 (2013.01); G11B 20/00695 (2013.01); G11B 20/00847 (2013.01); G11B 20/00855 (2013.01); G11B 20/00869 (2013.01); H04L 9/083 (2013.01); H04L 9/0822 (2013.01); H04L 9/0869 (2013.01); H04L 9/3263 (2013.01); G11B 2220/17 (2013.01); G11B 2220/61 (2013.01); H04L 2209/60 (2013.01);
Abstract
An information processing device including: a data processing unit that generates an encryption key of content; and a communication unit that transmits an encryption key generated by the data processing unit, wherein the data processing unit generates, as the encryption key, individual keys that are different for each new content recording processing on a recording medium in a content recording device, and transmits the individual keys through the communication unit.