DE69800601D1 - Verfahren und Vorrichtung zum Verstecken eines Authenfizierungskodes in einem elektrischen Signal - Google Patents
Verfahren und Vorrichtung zum Verstecken eines Authenfizierungskodes in einem elektrischen SignalInfo
- Publication number
- DE69800601D1 DE69800601D1 DE69800601T DE69800601T DE69800601D1 DE 69800601 D1 DE69800601 D1 DE 69800601D1 DE 69800601 T DE69800601 T DE 69800601T DE 69800601 T DE69800601 T DE 69800601T DE 69800601 D1 DE69800601 D1 DE 69800601D1
- Authority
- DE
- Germany
- Prior art keywords
- hiding
- electrical signal
- authentication code
- authentication
- code
- 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
- H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
- H04N1/32—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
- H04N1/32101—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title
- H04N1/32144—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title embedded in the image data, i.e. enclosed or integrated in the image, e.g. watermark, super-imposed logo or stamp
- H04N1/32149—Methods relating to embedding, encoding, decoding, detection or retrieval operations
- H04N1/32154—Transform domain methods
-
- 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
-
- 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
- H04N2201/3269—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs
- H04N2201/327—Display, printing, storage or transmission of additional information, e.g. ID code, date and time or title of machine readable codes or marks, e.g. bar codes or glyphs which are undetectable to the naked eye, e.g. embedded codes
-
- 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
- H04N2201/328—Processing of the additional information
Landscapes
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Image Processing (AREA)
- Collating Specific Patterns (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
FI970295A FI105418B (fi) | 1997-01-24 | 1997-01-24 | Varmennuskoodin kätkeminen sähköiseen signaaliin |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69800601D1 true DE69800601D1 (de) | 2001-04-26 |
DE69800601T2 DE69800601T2 (de) | 2002-06-20 |
Family
ID=8547799
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69800601T Expired - Lifetime DE69800601T2 (de) | 1997-01-24 | 1998-01-16 | Verfahren und Vorrichtung zum Verstecken eines Authenfizierungskodes in einem elektrischen Signal |
Country Status (4)
Country | Link |
---|---|
US (1) | US6094722A (de) |
EP (1) | EP0855829B1 (de) |
DE (1) | DE69800601T2 (de) |
FI (1) | FI105418B (de) |
Families Citing this family (39)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
USRE48056E1 (en) | 1991-12-23 | 2020-06-16 | Blanding Hovenweep, Llc | Ergonomic man-machine interface incorporating adaptive pattern recognition based control system |
US10361802B1 (en) | 1999-02-01 | 2019-07-23 | Blanding Hovenweep, Llc | Adaptive pattern recognition based control system and method |
US5903454A (en) | 1991-12-23 | 1999-05-11 | Hoffberg; Linda Irene | Human-factored interface corporating adaptive pattern recognition based controller apparatus |
USRE47908E1 (en) | 1991-12-23 | 2020-03-17 | Blanding Hovenweep, Llc | Ergonomic man-machine interface incorporating adaptive pattern recognition based control system |
USRE46310E1 (en) | 1991-12-23 | 2017-02-14 | Blanding Hovenweep, Llc | Ergonomic man-machine interface incorporating adaptive pattern recognition based control system |
US6850252B1 (en) | 1999-10-05 | 2005-02-01 | Steven M. Hoffberg | Intelligent electronic appliance system and method |
US5721788A (en) * | 1992-07-31 | 1998-02-24 | Corbis Corporation | Method and system for digital image signatures |
US7171016B1 (en) | 1993-11-18 | 2007-01-30 | Digimarc Corporation | Method for monitoring internet dissemination of image, video and/or audio files |
US5822436A (en) * | 1996-04-25 | 1998-10-13 | Digimarc Corporation | Photographic products and methods employing embedded information |
US6229924B1 (en) * | 1996-05-16 | 2001-05-08 | Digimarc Corporation | Method and apparatus for watermarking video images |
EP1012747A4 (de) * | 1996-09-13 | 2001-01-31 | Purdue Research Foundation | Signalauthentifizierung mittels wasserzeichen |
US7130442B2 (en) * | 1996-10-28 | 2006-10-31 | International Business Machines Corporation | Protecting images with an image watermark |
US6131162A (en) * | 1997-06-05 | 2000-10-10 | Hitachi Ltd. | Digital data authentication method |
DE19812826C1 (de) * | 1998-03-24 | 2000-03-02 | Fraunhofer Ges Forschung | Verfahren zur Fälschungssicherung von Dokumenten mit einem Bild, vorzugsweise mit einem Paßbild |
JP3809297B2 (ja) * | 1998-05-29 | 2006-08-16 | キヤノン株式会社 | 画像処理方法、装置及び媒体 |
FR2782223B1 (fr) * | 1998-08-06 | 2000-11-03 | Canon Kk | Procede et dispositif d'insertion et de decodage d'une marque dans des donnees numeriques |
US6944313B1 (en) | 1998-08-06 | 2005-09-13 | Canon Kabushiki Kaisha | Method and device for inserting and decoding a watermark in digital data |
FR2782224B1 (fr) * | 1998-08-06 | 2000-11-03 | Canon Kk | Procede et dispositif d'insertion et de decodage d'une marque dans des donnees numeriques |
US6771795B1 (en) * | 2000-09-07 | 2004-08-03 | Sarnoff Corporation | Spatio-temporal channel for image watermarks or data |
US6826315B1 (en) * | 2000-09-13 | 2004-11-30 | Hewlett-Packard Development Company, L.P. | Digital imaging device with image authentication capability |
US6978371B1 (en) * | 2000-11-07 | 2005-12-20 | Matsushita Electric Industrial Co., Ltd. | Data hiding in digital multimedia |
US6687385B1 (en) * | 2000-11-22 | 2004-02-03 | Xerox Corporation | Method for steganographic encoding |
US6778679B1 (en) * | 2000-11-22 | 2004-08-17 | Xerox Corporation | Method for steganographic decoding |
US6483927B2 (en) * | 2000-12-18 | 2002-11-19 | Digimarc Corporation | Synchronizing readers of hidden auxiliary data in quantization-based data hiding schemes |
US7162453B1 (en) * | 2001-06-29 | 2007-01-09 | I2 Technologies Us, Inc. | Protecting content from unauthorized reproduction |
US6724914B2 (en) | 2001-10-16 | 2004-04-20 | Digimarc Corporation | Progressive watermark decoding on a distributed computing platform |
US7006662B2 (en) | 2001-12-13 | 2006-02-28 | Digimarc Corporation | Reversible watermarking using expansion, rate control and iterative embedding |
US7567721B2 (en) * | 2002-01-22 | 2009-07-28 | Digimarc Corporation | Digital watermarking of low bit rate video |
US7231061B2 (en) | 2002-01-22 | 2007-06-12 | Digimarc Corporation | Adaptive prediction filtering for digital watermarking |
US7577841B2 (en) | 2002-08-15 | 2009-08-18 | Digimarc Corporation | Watermark placement in watermarking of time varying media signals |
US7756288B2 (en) * | 2003-05-29 | 2010-07-13 | Jeffrey Lubin | Method and apparatus for analog insertion of low frequency watermarks |
US7257234B2 (en) * | 2003-08-14 | 2007-08-14 | Microsoft Corporation | Watermark-based goods authentication |
US7116374B2 (en) * | 2003-08-26 | 2006-10-03 | Koplar Interactive Systems International, L.L.C. | Method and system for enhanced modulation of video signals |
US8077904B2 (en) * | 2006-06-30 | 2011-12-13 | Nokia Corporation | Apparatuses, computer program products, and methods for authenticating digital signals |
FR2907622A1 (fr) | 2006-10-19 | 2008-04-25 | St Microelectronics Sa | Procede de transmission de donnees utilisant un code d'accuse de reception comportant des bits d'authentification caches |
US8463109B2 (en) | 2008-01-07 | 2013-06-11 | Black Mariah, Inc. | Editing digital film |
US20090207998A1 (en) * | 2008-01-07 | 2009-08-20 | Angus Wall | Determining unique material identifier numbers using checksum values |
KR20130082706A (ko) * | 2011-12-15 | 2013-07-22 | 한국전자통신연구원 | 클라이언트 기기의 응용을 처리하는 휴대 단말 장치 및 처리 방법 |
US9319417B2 (en) | 2012-06-28 | 2016-04-19 | Fortinet, Inc. | Data leak protection |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS62214484A (ja) * | 1986-03-17 | 1987-09-21 | Fujitsu Ltd | エア−ブラシ処理におけるすかし処理方式 |
WO1993025038A1 (fr) * | 1992-05-29 | 1993-12-09 | Ecole Polytechnique Federale De Lausanne (Epfl) | Procede de marquage de documents |
WO1995027627A1 (en) * | 1992-10-01 | 1995-10-19 | Joh. Enschedé En Zonen Grafische Inrichting B.V. | Method for making a code image, original comprising such a code image and photocopier for copying such an original |
US5568570A (en) * | 1994-09-30 | 1996-10-22 | Eastman Kodak Company | Method and apparatus for reducing quantization artifacts in a hierarchical image storage and retrieval system |
US5943422A (en) * | 1996-08-12 | 1999-08-24 | Intertrust Technologies Corp. | Steganographic techniques for securely delivering electronic digital rights management control information over insecure communication channels |
-
1997
- 1997-01-24 FI FI970295A patent/FI105418B/fi active
-
1998
- 1998-01-16 DE DE69800601T patent/DE69800601T2/de not_active Expired - Lifetime
- 1998-01-16 EP EP98100682A patent/EP0855829B1/de not_active Expired - Lifetime
- 1998-01-22 US US09/010,606 patent/US6094722A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
US6094722A (en) | 2000-07-25 |
FI105418B (fi) | 2000-08-15 |
DE69800601T2 (de) | 2002-06-20 |
EP0855829B1 (de) | 2001-03-21 |
FI970295A (fi) | 1998-07-25 |
EP0855829A2 (de) | 1998-07-29 |
EP0855829A3 (de) | 1998-11-18 |
FI970295A0 (fi) | 1997-01-24 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de | ||
8370 | Indication related to discontinuation of the patent is to be deleted | ||
8364 | No opposition during term of opposition |