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:
May. 10, 2011

Filed:

May. 28, 2009
Applicants:

Masahiro Sueyoshi, Kanagawa, JP;

Kazuo Omori, Tokyo, JP;

Akira Honjo, Tokyo, JP;

Naofumi Hanaki, Kanagawa, JP;

Katsuyuki Teruyama, Tokyo, JP;

Tomohiko Nagayama, Tokyo, JP;

Hideo Yamamoto, Kanagawa, JP;

Yuji Hiura, Kanagawa, JP;

Yoshiaki Hirano, Kanagawa, JP;

Inventors:

Masahiro Sueyoshi, Kanagawa, JP;

Kazuo Omori, Tokyo, JP;

Akira Honjo, Tokyo, JP;

Naofumi Hanaki, Kanagawa, JP;

Katsuyuki Teruyama, Tokyo, JP;

Tomohiko Nagayama, Tokyo, JP;

Hideo Yamamoto, Kanagawa, JP;

Yuji Hiura, Kanagawa, JP;

Yoshiaki Hirano, Kanagawa, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

A data processing apparatus is provided which is capable of improving the responsiveness of communication in which only a maximum of one access request source has write authorization and the other access requests do not have write authorization when communication is performed with a plurality of access request sources. A management apparatus transmits, to a secure application module (SAM), a strong connection request requesting the obtainment of write authorization into the SAM. When it is determined that the strong connection has not already been assigned to the other management apparatuses, the SAM assigns the strong connection to the management apparatus in a state in which a weak connection having read authorization with the management apparatuses is maintained.


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