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:
Jun. 15, 2010
Filed:
Sep. 13, 2006
Mao Asai, Kawasaki, JP;
Makoto Hamatsu, Yokohama, JP;
Tomoyuki Tamachika, Yokosuka, JP;
Hirohito Taniguchi, Settsu, JP;
Mao Asai, Kawasaki, JP;
Makoto Hamatsu, Yokohama, JP;
Tomoyuki Tamachika, Yokosuka, JP;
Hirohito Taniguchi, Settsu, JP;
NTT DoCoMo, Inc., Tokyo, JP;
Abstract
An objective is to prevent an unauthorized application from falsifying and assuming specific information generated for access to an external memory, without permission, and to achieve safer management of access to the external memory. An external memory function moduleis a function module to control access of applicationsA andB downloaded in a cell phone, to an external memory. This external memory function modulehas an identifier acquirerfor acquiring an identifier from each of the applicationsA andB, a generatorfor generating specific information to specify the application, based on identification information designated by the identifier acquired, a reserving sectionfor reserving a predetermined area of the external memoryas a directory for the application, and a writing sectionfor writing the specific information generated, in an attribute file of the external memory