DE60144315D1 - Materialidentifizierung - Google Patents
MaterialidentifizierungInfo
- Publication number
- DE60144315D1 DE60144315D1 DE60144315T DE60144315T DE60144315D1 DE 60144315 D1 DE60144315 D1 DE 60144315D1 DE 60144315 T DE60144315 T DE 60144315T DE 60144315 T DE60144315 T DE 60144315T DE 60144315 D1 DE60144315 D1 DE 60144315D1
- Authority
- DE
- Germany
- Prior art keywords
- material identification
- identification
- 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.)
- Expired - Lifetime
Links
Classifications
-
- 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
-
- 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
-
- 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
- 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
-
- 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
- G11B20/00094—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers
- G11B20/00123—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised record carriers the record carrier being identified by recognising some of its unique characteristics, e.g. a unique defect pattern serving as a physical signature of the record carrier
-
- 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
- G11B20/00166—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software
- G11B20/00173—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which result in a restriction to authorised contents recorded on or reproduced from a record carrier, e.g. music or software wherein the origin of the content is checked, e.g. determining whether the content has originally been retrieved from a legal disc copy or another trusted source
-
- 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
- G11B20/00884—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a watermark, i.e. a barely perceptible transformation of the original data which can nevertheless be recognised by an algorithm
-
- 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
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
- H04N2201/3235—Checking or certification of the authentication information, e.g. by comparison with data stored independently
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N2201/00—Indexing scheme relating to scanning, transmission or reproduction of documents or the like, and to details thereof
- H04N2201/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
- H04N2201/3201—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N2201/3225—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document
- H04N2201/3233—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of data relating to an image, a page or a document of authentication information, e.g. digital signature, watermark
- H04N2201/3236—Details of authentication information generation
Landscapes
- Engineering & Computer Science (AREA)
- Computer Security & Cryptography (AREA)
- Signal Processing (AREA)
- Multimedia (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Editing Of Facsimile Originals (AREA)
- Television Signal Processing For Recording (AREA)
- Image Processing (AREA)
- Television Systems (AREA)
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB0008437.6A GB0008437D0 (en) | 2000-04-05 | 2000-04-05 | Identifying material |
GB0019985A GB2361136A (en) | 2000-04-05 | 2000-08-14 | Watermarking and signature generation |
PCT/GB2001/001492 WO2001075794A2 (en) | 2000-04-05 | 2001-03-30 | Identifying material |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60144315D1 true DE60144315D1 (de) | 2011-05-12 |
Family
ID=9889316
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60144315T Expired - Lifetime DE60144315D1 (de) | 2000-04-05 | 2001-03-30 | Materialidentifizierung |
Country Status (3)
Country | Link |
---|---|
JP (1) | JP4733332B2 (de) |
DE (1) | DE60144315D1 (de) |
GB (2) | GB0008437D0 (de) |
Families Citing this family (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2386782B (en) * | 2002-03-22 | 2005-09-21 | Sony Uk Ltd | Material storage |
AU2003242916A1 (en) * | 2002-07-26 | 2004-02-25 | Koninklijke Philips Electronics N.V. | Identification of digital data sequences |
WO2005006326A2 (en) * | 2003-07-11 | 2005-01-20 | Koninklijke Philips Electronics N.V. | Watermark embedding and detection |
US7382905B2 (en) * | 2004-02-11 | 2008-06-03 | Microsoft Corporation | Desynchronized fingerprinting method and system for digital multimedia data |
GB2419222B (en) * | 2004-10-15 | 2007-05-30 | Zootech Ltd | Copy deterrent for an audiovisual product |
TW200642503A (en) * | 2005-03-03 | 2006-12-01 | Nokia Corp | A method to handover dedicated and shared resources while in dual transfer mode |
FR2887350A1 (fr) * | 2005-06-21 | 2006-12-22 | France Telecom | Procede de securisation d'un contenu stocke sur un support de donnees a partir de la verification d'une signature d'int egrite, programme, dispositif et support correspondants |
US8984577B2 (en) * | 2010-09-08 | 2015-03-17 | Microsoft Technology Licensing, Llc | Content signaturing |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6233684B1 (en) * | 1997-02-28 | 2001-05-15 | Contenaguard Holdings, Inc. | System for controlling the distribution and use of rendered digital works through watermaking |
JP3539146B2 (ja) * | 1997-08-11 | 2004-07-07 | 日本電信電話株式会社 | 著作物の使用条件違反チェック方法及び装置、並びに、著作物の使用条件違反チェックプログラムを格納した記憶媒体 |
DE69836455T2 (de) * | 1997-08-20 | 2007-03-29 | Canon K.K. | System für elektronische Wasserzeichen, elektronisches Informationsverteilungssystem und Gerät zur Abspeicherung von Bildern |
JP3104676B2 (ja) * | 1998-05-13 | 2000-10-30 | 日本電気株式会社 | 電子透かしシステム及びその電子透かし挿入・検出方法並びにその制御プログラムを記録した記録媒体 |
JP3615657B2 (ja) * | 1998-05-27 | 2005-02-02 | 株式会社日立製作所 | 映像検索方法及び装置ならびに記録媒体 |
JP3941225B2 (ja) * | 1998-05-28 | 2007-07-04 | ソニー株式会社 | 情報再生・記録装置 |
JP2000078125A (ja) * | 1998-08-28 | 2000-03-14 | Hitachi Ltd | 認証可能な電子データの生成方法 |
JP2000152148A (ja) * | 1998-11-13 | 2000-05-30 | Hitachi Ltd | 電子カメラ |
GB9905777D0 (en) * | 1999-03-12 | 1999-05-05 | Univ London | A method and apparatus for generating multiple watermarked copies of an information signal |
-
2000
- 2000-04-05 GB GBGB0008437.6A patent/GB0008437D0/en not_active Ceased
- 2000-08-14 GB GB0019985A patent/GB2361136A/en not_active Withdrawn
-
2001
- 2001-03-30 JP JP2001573396A patent/JP4733332B2/ja not_active Expired - Fee Related
- 2001-03-30 DE DE60144315T patent/DE60144315D1/de not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
GB0008437D0 (en) | 2000-05-24 |
GB0019985D0 (en) | 2000-10-04 |
GB2361136A (en) | 2001-10-10 |
JP4733332B2 (ja) | 2011-07-27 |
JP2003529987A (ja) | 2003-10-07 |
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