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:
Feb. 05, 2013
Filed:
Nov. 19, 2009
Applicant:
Hiromi Nobukata, Kanagawa, JP;
Inventor:
Hiromi Nobukata, Kanagawa, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2006.01); H04L 9/28 (2006.01); H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A cryptographic processing apparatus includes: at least one register configured to store data for operation; a first operation block configured to execute an operation in accordance with data stored in the register; a second operation block configured to execute a logic operation between one of a register-stored value and a key and an operation result of the first operation block; and a decode block configured to decode binary data in units of the predetermined number of bits to convert the binary data into decode data having the number of bits higher than the number of bits of the binary data.