JP2001505036A - 内容情報とそれに関する補足情報とを転送するシステム - Google Patents
内容情報とそれに関する補足情報とを転送するシステムInfo
- Publication number
- JP2001505036A JP2001505036A JP51411199A JP51411199A JP2001505036A JP 2001505036 A JP2001505036 A JP 2001505036A JP 51411199 A JP51411199 A JP 51411199A JP 51411199 A JP51411199 A JP 51411199A JP 2001505036 A JP2001505036 A JP 2001505036A
- Authority
- JP
- Japan
- Prior art keywords
- receiver device
- information
- decoder
- watermark
- playback
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T1/00—General purpose image data processing
- G06T1/0021—Image watermarking
- G06T1/0085—Time domain based watermarking, e.g. watermarks spread over several images
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N19/00—Methods or arrangements for coding, decoding, compressing or decompressing digital video signals
- H04N19/46—Embedding additional information in the video signal during the compression process
- H04N19/467—Embedding additional information in the video signal during the compression process characterised by the embedded information being invisible, e.g. watermarking
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/238—Interfacing the downstream path of the transmission network, e.g. adapting the transmission rate of a video stream to network bandwidth; Processing of multiplex streams
- H04N21/2389—Multiplex stream processing, e.g. multiplex stream encrypting
- H04N21/23892—Multiplex stream processing, e.g. multiplex stream encrypting involving embedding information at multiplex stream level, e.g. embedding a watermark at packet level
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/80—Generation or processing of content or additional data by content creator independently of the distribution process; Content per se
- H04N21/83—Generation or processing of protective or descriptive data associated with content; Content structuring
- H04N21/835—Generation of protective data, e.g. certificates
- H04N21/8358—Generation of protective data, e.g. certificates involving watermark
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/24—Systems for the transmission of television signals using pulse code modulation
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- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91328—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a copy management signal, e.g. a copy generation management signal [CGMS]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91335—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being a watermark
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91307—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal
- H04N2005/91342—Television signal processing therefor for scrambling ; for copy protection by adding a copy protection signal to the video signal the copy protection signal being an authentication signal
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/76—Television signal recording
- H04N5/91—Television signal processing therefor
- H04N5/913—Television signal processing therefor for scrambling ; for copy protection
- H04N2005/91357—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal
- H04N2005/91364—Television signal processing therefor for scrambling ; for copy protection by modifying the video signal the video signal being scrambled
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1. エンコードされた転送信号を介して内容情報と補足情報とを受信するシス テムであって、その内容情報が、前記補足情報を少なくとも一部表す透かし を有し、前記システムが、前記転送信号を受信するレシーバ装置と、前記透 かしに応じて透かし情報を検出するディテクタと、前記内容情報を解読する 前記レシーバ装置の出力に結合されているデコーダとを有し、そのレシーバ 装置が、前記補足情報に応じて前記内容情報の再生を制御する制御手段を有 しているシステムにおいて、前記システムが、前記デコーダと前記ディテク タとを有するデコーダ装置を有し、そのデコーダ装置が前記レシーバ装置と は別に構成されていることと、前記レシーバ装置と前記デコーダ装置が、前 記ディテクタと前記制御手段の間で前記透かし情報を通信させるリンク手段 を有することを特徴とする内容情報と補足情報とを受信するシステム。 2. 前記リンク手段が、前記透かし情報を受け取るために、前記デコーダ装置 と通信するように構成されていることを特徴とする請求項1に記載のシステ ムに使用するレシーバ装置。 3. 前記制御手段が、前記出力を可能にする出力制御スイッチを有することを 特徴とする請求項2に記載のレシーバ装置。 4. 前記レシーバ装置が、記録担体から前記転送信号を検索する読み出し手段 を有することを特徴とする請求項2または3に記載のレシーバ装置。 5. 前記読み出し手段が、前記記録担体の出所を表示する、前記記録担体上の 物理的なマークを検出するように構成されていることを特徴とする請求項4 に記載のレシーバ装置。 6. 前記レシーバ装置が、少なくとも部分的に前記補足情報を表す制御信号を 受け取る手段を有し、かつ前記制御手段が、前記制御信号と前記透かし情報 との関係を確認するように構成されていることを特徴とする請求項2、3、 4または5の何れかに記載のレシーバ装置。 7. 前記レシーバ装置が、記録担体上の前記内容情報を記録する記録手段を有 しかつ前記制御手段が、前記補足情報に応じて前記記録を制御するように構 成されていることを特徴とする請求項2〜6の何れかに記載のレシーバ装置 。 8. 前記レシーバ装置が、前記記録担体上の内容情報の存在を検出する手段を 有していることを特徴とする請求項2〜7の何れかに記載のレシーバ装置。 9. 前記リンク手段が、前記透かし情報を転送するために、前記レシーバ装置 と通信するように構成されていることを特徴とする請求項1に記載のシステ ムに使用するデコーダ装置。 10.前記デコーダが、ビデオ内容情報をデコーディングしかつピクセル領域透 かしを検出するように構成されていることを特徴とする請求項9に記載のデ コーダ装置。 11.前記デコーダが、前記リンク手段を介して前記レシーバ装置内の前記制御 手段により制御可能な、出力可能化手段を有していることを特徴とする請求 項9に記載のデコーダ装置。 12.前記リンク手段が、前記通信を不正処理から防護する手段を有することを 特徴とする請求項2〜11の何れかに記載の装置。 13.前記通信防護手段が、暗号化または復号化の、および/または認証のため の、および/または乱数を交換するための、および/またはディジタル署名 を提供または確認するための手段を有していることを特徴とする請求項12 に記載の装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP97202612.4 | 1997-08-26 | ||
EP97202612 | 1997-08-26 | ||
PCT/IB1998/001264 WO1999011064A2 (en) | 1997-08-26 | 1998-08-18 | System for transferring content information and supplemental information relating thereto |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2001505036A true JP2001505036A (ja) | 2001-04-10 |
JP3794646B2 JP3794646B2 (ja) | 2006-07-05 |
Family
ID=8228672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP51411199A Expired - Fee Related JP3794646B2 (ja) | 1997-08-26 | 1998-08-18 | 内容情報とそれに関する補足情報とを転送するシステム |
Country Status (6)
Country | Link |
---|---|
US (1) | US6314518B1 (ja) |
EP (1) | EP0934656B1 (ja) |
JP (1) | JP3794646B2 (ja) |
KR (1) | KR100594954B1 (ja) |
DE (1) | DE69830784T2 (ja) |
WO (1) | WO1999011064A2 (ja) |
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KR20000068832A (ko) | 2000-11-25 |
WO1999011064A3 (en) | 1999-06-10 |
US6314518B1 (en) | 2001-11-06 |
EP0934656A2 (en) | 1999-08-11 |
DE69830784T2 (de) | 2006-05-18 |
EP0934656B1 (en) | 2005-07-06 |
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