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:
Dec. 26, 2006
Filed:
Nov. 17, 2003
Applicant:
Futoshi Nakabe, Hiroshima, JP;
Inventor:
Futoshi Nakabe, Hiroshima, JP;
Assignee:
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06K 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A contactless IC card comprises a plurality of random number generation units that are separate from applications to be executed and operable independently to generate a random number for setting a card slot. A random number generation instruction unit designates the random number generation unit to be used for a response from a request from among the plurality of random number generation units. The random number generated by the designated generation unit is used by a slot setting unit to perform a response.