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.

Date of Patent:
Jul. 13, 2021

Filed:

Jun. 12, 2019
Applicant:

Fujitsu Limited, Kawasaki, JP;

Inventors:

Mitsuru Tomono, Higashimurayama, JP;

Takahiro Notsu, Takatsu, JP;

Katsuhiro Yoda, Kodaira, JP;

Assignee:

FUJITSU LIMITED, Kawasaki, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/14 (2006.01); H04L 9/16 (2006.01); H04L 9/14 (2006.01); G06F 21/60 (2013.01);
U.S. Cl.
CPC ...
G06F 12/1408 (2013.01); G06F 21/60 (2013.01); H04L 9/14 (2013.01); H04L 9/16 (2013.01);
Abstract

An apparatus for data output control includes: an encryption executing circuit configured to receive first data from a processor with a control signal indicating whether the first data is to be encrypted, and encrypt the first data when the control signal indicates that the first data is to be encrypted; a selection circuit configured to output any of the encrypted first data and second data; and an output control unit configured to set a frequency of second timing to be smaller than a frequency of first timing, and transmit a signal to the selection circuit instructing that the second data be outputted at the second timing, in a case where the second data is received from the processor.


Find Patent Forward Citations

Loading…