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:
Jan. 23, 2018
Filed:
Sep. 27, 2013
Canon Kabushiki Kaisha, Tokyo, JP;
Shinya Yamada, Tokyo, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
For enabling improvement in throughput for generating a hash value, a hash value generation apparatus comprises: a θ operation unit configured to execute a θ operation included in a round process of a SHA-3 algorithm; a ρ operation unit configured to execute a ρ operation included in the round process; a π operation unit configured to execute a π operation included in the round process; a χ operation unit configured to execute a χ operation included in the round process; and an ι operation unit configured to execute an ι operation included in the round process, wherein the θ operation unit receives data for each sheet structure, and starts to execute the θ operation upon receiving data of three sheet structures.
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