JP2005513835A - 可変方向及びプロトコルを伴う法的デジタル透かし - Google Patents
可変方向及びプロトコルを伴う法的デジタル透かし Download PDFInfo
- Publication number
- JP2005513835A JP2005513835A JP2003553418A JP2003553418A JP2005513835A JP 2005513835 A JP2005513835 A JP 2005513835A JP 2003553418 A JP2003553418 A JP 2003553418A JP 2003553418 A JP2003553418 A JP 2003553418A JP 2005513835 A JP2005513835 A JP 2005513835A
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- Prior art keywords
- legal
- watermark
- content
- signal
- digital watermark
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- 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.)
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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
-
- 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
- G06T1/005—Robust watermarking, e.g. average attack or collusion attack resistant
- G06T1/0071—Robust watermarking, e.g. average attack or collusion attack resistant using multiple or alternating watermarks
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/24—Resetting means
-
- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/45—Management operations performed by the client for facilitating the reception of or the interaction with the content or administrating data related to the end-user or to the client device itself, e.g. learning user preferences for recommending movies, resolving scheduling conflicts
- H04N21/462—Content or additional data management, e.g. creating a master electronic program guide from data received from the Internet and a Head-end, controlling the complexity of a video stream by scaling the resolution or bit-rate based on the client capabilities
- H04N21/4622—Retrieving content or additional data from different sources, e.g. from a broadcast channel and the Internet
-
- 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]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/47—End-user applications
- H04N21/478—Supplemental services, e.g. displaying phone caller identification, shopping application
- H04N21/4782—Web browsing, e.g. WebTV
-
- 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]
- H04N21/60—Network structure or processes for video distribution between server and client or between remote clients; Control signalling between clients, server and network components; Transmission of management data between server and client, e.g. sending from server to client commands for recording incoming content stream; Communication details between server and client
- H04N21/63—Control signaling related to video distribution between client, server and network components; Network processes for video distribution between server and clients or between remote clients, e.g. transmitting basic layer and enhancement layers over different transmission paths, setting up a peer-to-peer communication via Internet between remote STB's; Communication protocols; Addressing
- H04N21/647—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless
- H04N21/64707—Control signaling between network components and server or clients; Network processes for video distribution between server and clients, e.g. controlling the quality of the video stream, by dropping packets, protecting content from unauthorised alteration within the network, monitoring of network load, bridging between two different networks, e.g. between IP and wireless for transferring content from a first network to a second network, e.g. between IP and wireless
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/16—Analogue secrecy systems; Analogue subscription systems
- H04N7/162—Authorising the user terminal, e.g. by paying; Registering the use of a subscription channel, e.g. billing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2201/00—General purpose image data processing
- G06T2201/005—Image watermarking
- G06T2201/0051—Embedding of the watermark in the spatial domain
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2201/00—General purpose image data processing
- G06T2201/005—Image watermarking
- G06T2201/0052—Embedding of the watermark in the frequency domain
Abstract
Description
Claims (9)
- 媒体コンテンツ信号を受信するステップと、
上記コンテンツ信号に埋め込まれる法的デジタル透かし信号に対する方向を選択するステップと、
上記法的デジタル透かし信号を上記コンテンツ信号に上記選択された方向で埋め込むステップであって、上記埋め込みは、上記法的デジタル透かしを埋め込むインスタンスごとに上記法的デジタル透かしに異なる方向を与える、前記ステップと、
を備える、法的デジタル透かしを入れる方法。 - 上記方向は、上記デジタル透かしを埋め込むインスタンスごとにランダムである、請求項1に記載の方法。
- 上記方向は、上記コンテンツ信号のランダム時間セグメントを指定する、請求項2に記載の方法。
- 上記方向は、上記コンテンツ信号のランダム周波数帯域を指定する、請求項2に記載の方法。
- 上記方向は、上記コンテンツ信号のランダム空間位置を指定する、請求項2に記載の方法。
- 上記方向は、上記コンテンツ信号のランダム開始時間整列を指定する、請求項2に記載の方法。
- 上記方向は、上記コンテンツ信号のランダム開始周波数整列を指定する、請求項2に記載の方法。
- 上記方向は、上記コンテンツ信号のランダム開始空間整列を指定する、請求項2に記載の方法。
- 上記コンテンツ信号においてデジタル透かしを検出するよう試みるステップと、
デジタル透かしの検出に応答して、上記デジタル透かしと干渉しない方向で法的デジタル透かしを埋め込むステップと、
を備える、請求項1に記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/017,677 | 2001-12-13 | ||
US10/017,677 US7392392B2 (en) | 2001-12-13 | 2001-12-13 | Forensic digital watermarking with variable orientation and protocols |
PCT/US2002/039467 WO2003052598A1 (en) | 2001-12-13 | 2002-12-09 | Forensic digital watermarking with variable orientation and protocols |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2005513835A true JP2005513835A (ja) | 2005-05-12 |
JP2005513835A5 JP2005513835A5 (ja) | 2010-01-14 |
JP4753538B2 JP4753538B2 (ja) | 2011-08-24 |
Family
ID=21783952
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2003553418A Expired - Fee Related JP4753538B2 (ja) | 2001-12-13 | 2002-12-09 | 可変配置及びプロトコルを伴う法的デジタル透かし |
Country Status (6)
Country | Link |
---|---|
US (1) | US7392392B2 (ja) |
EP (1) | EP1454219B1 (ja) |
JP (1) | JP4753538B2 (ja) |
KR (1) | KR20040065273A (ja) |
AU (1) | AU2002362124A1 (ja) |
WO (1) | WO2003052598A1 (ja) |
Cited By (5)
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WO2008146353A1 (ja) * | 2007-05-28 | 2008-12-04 | Mitsubishi Electric Corporation | 電子透かし埋め込み装置および方法、及び、電子透かし検出装置および方法 |
JP2009545229A (ja) * | 2006-07-24 | 2009-12-17 | トムソン ライセンシング | コンテンツを安全に配信する方法、装置およびシステム |
JP2014090443A (ja) * | 2013-11-29 | 2014-05-15 | Yamaha Corp | 識別情報重畳装置 |
JP2014512755A (ja) * | 2011-03-25 | 2014-05-22 | トムソン ライセンシング | データをビデオストリーム内に隠し、復元するための方法 |
CN103959752A (zh) * | 2011-11-24 | 2014-07-30 | 阿尔卡特朗讯 | 用于会议系统中回声消除的方法与装置 |
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- 2002-12-09 EP EP02797258.7A patent/EP1454219B1/en not_active Expired - Lifetime
- 2002-12-09 AU AU2002362124A patent/AU2002362124A1/en not_active Abandoned
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AU2002362124A1 (en) | 2003-06-30 |
EP1454219A4 (en) | 2006-02-08 |
US20030112974A1 (en) | 2003-06-19 |
EP1454219A1 (en) | 2004-09-08 |
WO2003052598A1 (en) | 2003-06-26 |
US7392392B2 (en) | 2008-06-24 |
JP4753538B2 (ja) | 2011-08-24 |
KR20040065273A (ko) | 2004-07-21 |
EP1454219B1 (en) | 2016-03-23 |
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