US 7,117,362 B2Granted

Information providing apparatus and method, information processing apparatus and method, and program storage medium

AssigneeSony Corporation

InventorsNaomi Go, Akira Kurihara

Life of this patent

Estimating the term…

Loading patent…

Abstract

Contents and its key are supplied in different procedures. License management program authenticates telephone-integrated terminal device and authenticates first server or second server. Server LCM controls the reception of contents and key transmission requests and of data for identifying first server or second server. If data for identifying first server are received, contents and its key are received from first server in a procedure corresponding to first server. If data for identifying said server are received, contents and its key are received from second server in a procedure corresponding to second server. Server LCM controls the transmission of contents and its key to telephone-integrated terminal device.

Claims1

Dependent claims

An information providing apparatus, comprising:

a first authentication unit configured to authenticate first information processing unit;
a second authentication unit configured to authenticate a second information processing unit or a third information processing unit;
a reception control unit configured to control the reception of a request to send contents and a key and data for identifying said second information processing unit or data for identifying said third information processing unit, said request and said data being supplied from said first information processing unit;
a communication control means for controlling, if said data for identifying said second information processing unit are received, the transmission of said request to send said contents and said key to said second information processing unit in a procedure corresponding to said second information processing unit, and, if said contents and said key are received and said data for identifying said third information processing unit are received from said second information processing unit, the transmission of said request to send said contents and said key to said third information processing unit and the reception of said contents and said key from said third information processing unit in a procedure corresponding to said third information processing unit;
and
a transmission control unit configured to control the transmission of said contents and said key to said first information processing unit.

3 more elements

Dependencies are inferred from the claim text.

Facts

Application: 11/082,670Filed 18 Mar 2005 · continuation
Priority: JP 2000-07046114 Mar 2000
Published: US 2005/0165771 A128 Jul 2005
Granted: 3 Oct 2006
Term ends: Not estimatedThe source records don’t support an estimate.

Classification7 codes

H04L 63/04
Network architectures or network communication protocols for network security: for providing a confidential data exchange among entities…
H04L 63/0442
Wherein the data content is protected, e.g. by encrypting or encapsulating the payload: wherein the sending and receiving network entities apply…
H04L 63/062
For supporting key management in a packet data network: for key distribution, e.g. centrally by trusted party
H04L 63/08
Network architectures or network communication protocols for network security: for authentication of entities

Family

Application09/802,133Parent of this continuation · filed 9 Mar 2001
US 2005/0165771 A1Pre-grant publication · published 28 Jul 2005
US 6,990,580 B2Parent of this continuation
US 2002/0029199 A1Published application
US 7,117,362 B2This patent

From the US filing history. Foreign family members aren’t listed.