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. 15, 2013
Filed:
Aug. 11, 2011
Applicant:
Isao Katayama, Kanagawa, JP;
Inventor:
Isao Katayama, Kanagawa, JP;
Assignee:
Kabushiki Kaisha Toshiba, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04L 29/06 (2006.01);
U.S. Cl.
CPC ...
Abstract
A CPU includes an address decoder that controls input of data from a JTAG I/F and output of data to the JTAG I/F, an authentication unit that performs predetermined authentication processing using an entered password and a predetermined key and, if the authentication is successful, output a predetermined authentication signal, and a selector that controls output of data to be outputted to JTAG I/F according to presence or absence of the predetermined authentication signal.