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Receiving device

A technology of a receiving device and a receiving unit, which is applied in the direction of carrier indicating device, instrument, recording signal processing, etc., and can solve the problems of digital data recording that does not disclose the user, the user display method is not recorded, and cannot be copied multiple times.

Active Publication Date: 2009-01-07
MAXELL HLDG LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] However, in the digital information recording and reproducing apparatus shown in Patent Document 1, only the copy control information and / or the number of possible copies of the digital data recorded on the recording medium are assumed to be displayed to the user. Display method is not documented
[0006] In addition, in the digital information recording and reproducing apparatus disclosed in Patent Document 2, only copy generation management information is assumed as copy control information, and a method of displaying copyable number information to the user is not disclosed.
[0007] In these cases, for example, in the case of playing multiple digital data of the same content, there may be disadvantages such as recording digital data that cannot be copied multiple times.

Method used

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Examples

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Embodiment Construction

[0035] Hereinafter, an example (Example) of a suitable embodiment of the present invention will be described. However, the present invention is not limited to this embodiment. The present embodiment is mainly an example about the processing of information that allows one-generation (one-generation) copying.

[0036]

[0037] figure 1 It is a block diagram showing a configuration example of the system of this embodiment. As an example, a case where information is transmitted and received during playback to perform recording and playback. However, it is not limited to playback and may also be communication-based VOD, which is also collectively referred to as transmission (distribution).

[0038] 1 is a transmitting device installed in an information providing station such as a broadcasting station, 2 is a relay device installed in a relay station or a satellite for broadcasting, etc., 3 is a receiving device installed in a user's home, etc., and 10 is a receiving device bui...

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PUM

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Abstract

The invention provides a receiving device aiming at solve problem of not considering displaying duplicable number information in program list. The receiving device comprises: a receiving part, for receiving program information of multiple programs and every duplication control information of the multiple programs; control part, for outputting picture representing program information and duplicable number information based on program information and duplication control information received by receiving part. In addition, the control part switches duplication control information represented by the picture according to copyright management correspondence of recording medium recorded in the receiving device and duplication control information received by the receiving part. Fox example, duplicable number information is displayed in program list, so user can choose program of more duplicable number when booking the program, and especially can be subjected to notice expressly when duplicable number homologous to recording medium changes.

Description

technical field [0001] The present invention relates to a program receiving device, in particular to the technique of copy control in the device. Background technique [0002] In the above-mentioned technical field, Patent Document 1 has the problem of "providing an apparatus and method for restricting recording of digital information subject to copyright protection to a recording medium in a recording and reproducing apparatus", and as a solution to the problem, " The recording / playback control circuit is configured to, when the copy control information is Copy One Generation (Copy One Generation), together with the information, converted digital information obtained by converting the information into a preset bit rate, and the copy count information Recorded on the recording medium, although it is (Copy No More) according to the copy control information, when the digital information or the converted digital information is moved to the recording medium of the recording devi...

Claims

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Application Information

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IPC IPC(8): G11B20/00G11B20/10G11B27/10G11B27/34H04N5/44H04N5/445H04N5/91H04N7/173
Inventor 若林昇鹤贺贞雄金丸隆大塚敏史
Owner MAXELL HLDG LTD
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