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Information processing apparatus, information recording medium, information processing method, and computer program

A technology of information processing equipment and information processing methods, which is applied in the fields of computer security devices, computing, and electrical digital data processing, and can solve the problems of inability to reproduce data and special data without descrambling.

Active Publication Date: 2012-07-04
SONY CORP
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0012] On the other hand, an unlicensed DVD player does not have special data such as a key that is applied to the descrambling process of the data that has undergone the scrambling process, and thus cannot reproduce the data recorded in the DVD-ROM.

Method used

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  • Information processing apparatus, information recording medium, information processing method, and computer program
  • Information processing apparatus, information recording medium, information processing method, and computer program
  • Information processing apparatus, information recording medium, information processing method, and computer program

Examples

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Embodiment Construction

[0082] An information processing device, an information recording medium, an information processing method, and a computer program according to the present invention will be described in detail below with reference to the accompanying drawings. Note that descriptions will be made in the text based on the following items.

[0083] 1. Overview of data stored in information recording medium, and processing at drive and host

[0084] 2. About Content Management Unit (CPS Unit)

[0085] 3. Content reproduction processing

[0086] (3.1) Content reproduction processing example 1

[0087] (3.2) Content reproduction processing example 2

[0088] 4. Message display and content usage control processing

[0089] (4.1) Message display using UI (User Interface) processing unit

[0090] (4.2) Message display and content usage control processing using registers

[0091] (4.2.1) Provide a running example of the application using the UI function of the register

[0092] (4.2.2) Provide e...

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Abstract

An information processing device, for executing content reproduction processing from an information recording medium, includes a security information processing unit for determining output messages based on security check information in a content reproduction sequence, and outputting a message output command accompanied by selection information of the output message to a user interface processingunit, and a user information processing unit for obtaining message information based on the selection information input from said security information processing unit and outputting to a display unit.

Description

[0001] Cross References to Related Applications [0002] This application claims priority to US Provisional Patent Application 60 / 724,780, filed October 11,2005. [0003] The present invention contains subject matter related to Japanese Patent Application JP2005-245943 filed in the Japan Patent Office on Aug. 26, 2005, the entire content of which is hereby incorporated by reference. technical field [0004] The present invention relates to an information processing device, an information recording medium, an information processing method, and a computer program. Specifically, the present invention relates to an information processing device, an information recording medium, an information processing method, and a computer program in which unauthorized content use is excluded by performing data transfer processing on various contents that require content use management, thereby achieving Strict content use management, and further realize the display of messages such as the use...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G06F21/00G06F21/10G06F21/44G06F21/53G06F21/60G06F21/62
Inventor 高岛芳和
Owner SONY CORP