WO2002047079A3 - System and method for protecting digital media - Google Patents
System and method for protecting digital media Download PDFInfo
- Publication number
- WO2002047079A3 WO2002047079A3 PCT/EP2001/013738 EP0113738W WO0247079A3 WO 2002047079 A3 WO2002047079 A3 WO 2002047079A3 EP 0113738 W EP0113738 W EP 0113738W WO 0247079 A3 WO0247079 A3 WO 0247079A3
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- sections
- digital recording
- digital media
- data contained
- watermark information
- Prior art date
Links
Classifications
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
- G11B20/1217—Formatting, e.g. arrangement of data block or words on the record carriers on discs
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/04—Arrangements for preventing, inhibiting, or warning against double recording on the same blank or against other recording or reproducing malfunctions
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B19/00—Driving, starting, stopping record carriers not specifically of filamentary or web form, or of supports therefor; Control thereof; Control of operating function ; Driving both disc and head
- G11B19/02—Control of operating function, e.g. switching from recording to reproducing
- G11B19/12—Control of operating function, e.g. switching from recording to reproducing by sensing distinguishing features of or on records, e.g. diameter end mark
-
- 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
- G11B20/00884—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
-
- 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
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
Abstract
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US09/732,965 | 2000-12-08 | ||
US09/732,965 US20020073317A1 (en) | 2000-12-08 | 2000-12-08 | System and method for protecting digital media |
Publications (2)
Publication Number | Publication Date |
---|---|
WO2002047079A2 WO2002047079A2 (en) | 2002-06-13 |
WO2002047079A3 true WO2002047079A3 (en) | 2002-12-05 |
Family
ID=24945634
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/EP2001/013738 WO2002047079A2 (en) | 2000-12-08 | 2001-11-23 | System and method for protecting digital media |
Country Status (2)
Country | Link |
---|---|
US (1) | US20020073317A1 (en) |
WO (1) | WO2002047079A2 (en) |
Families Citing this family (24)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6721440B2 (en) | 1995-05-08 | 2004-04-13 | Digimarc Corporation | Low visibility watermarks using an out-of-phase color |
US6763123B2 (en) | 1995-05-08 | 2004-07-13 | Digimarc Corporation | Detection of out-of-phase low visibility watermarks |
US6718046B2 (en) | 1995-05-08 | 2004-04-06 | Digimarc Corporation | Low visibility watermark using time decay fluorescence |
US6744906B2 (en) * | 1995-05-08 | 2004-06-01 | Digimarc Corporation | Methods and systems using multiple watermarks |
US7054463B2 (en) | 1998-01-20 | 2006-05-30 | Digimarc Corporation | Data encoding using frail watermarks |
US7738673B2 (en) * | 2000-04-19 | 2010-06-15 | Digimarc Corporation | Low visible digital watermarks |
US6804377B2 (en) | 2000-04-19 | 2004-10-12 | Digimarc Corporation | Detecting information hidden out-of-phase in color channels |
US8027509B2 (en) | 2000-04-19 | 2011-09-27 | Digimarc Corporation | Digital watermarking in data representing color channels |
US6891959B2 (en) * | 2000-04-19 | 2005-05-10 | Digimarc Corporation | Hiding information out-of-phase in color channels |
US6925342B2 (en) * | 2000-12-05 | 2005-08-02 | Koninklijke Philips Electronics N.V. | System and method for protecting digital media |
US8094869B2 (en) | 2001-07-02 | 2012-01-10 | Digimarc Corporation | Fragile and emerging digital watermarks |
US7213757B2 (en) | 2001-08-31 | 2007-05-08 | Digimarc Corporation | Emerging security features for identification documents |
US7537170B2 (en) * | 2001-08-31 | 2009-05-26 | Digimarc Corporation | Machine-readable security features for printed objects |
DK1456810T3 (en) | 2001-12-18 | 2011-07-18 | L 1 Secure Credentialing Inc | Multiple image security features to identify documents and methods of producing them |
US7728048B2 (en) | 2002-12-20 | 2010-06-01 | L-1 Secure Credentialing, Inc. | Increasing thermal conductivity of host polymer used with laser engraving methods and compositions |
US7824029B2 (en) | 2002-05-10 | 2010-11-02 | L-1 Secure Credentialing, Inc. | Identification card printer-assembler for over the counter card issuing |
US20040067045A1 (en) * | 2002-07-31 | 2004-04-08 | Kazuo Kuroda | Information generating apparatus and method, information reproducing apparatus and method, recording medium, and information recording medium |
AU2003288683A1 (en) * | 2003-01-24 | 2004-08-13 | Koninklijke Philips Electronics N.V. | Reliable storage medium access control method and device |
US7225991B2 (en) | 2003-04-16 | 2007-06-05 | Digimarc Corporation | Three dimensional data storage |
CN100504818C (en) * | 2003-07-07 | 2009-06-24 | 巨视股份有限公司 | Method for regulating access for non-volatile memory region and automatic method for judging access |
US20050132031A1 (en) * | 2003-12-12 | 2005-06-16 | Reiner Sailer | Method and system for measuring status and state of remotely executing programs |
US8199969B2 (en) | 2008-12-17 | 2012-06-12 | Digimarc Corporation | Out of phase digital watermarking in two chrominance directions |
US9117268B2 (en) * | 2008-12-17 | 2015-08-25 | Digimarc Corporation | Out of phase digital watermarking in two chrominance directions |
US20110176060A1 (en) * | 2010-01-21 | 2011-07-21 | Qualcomm Incorporated | Data feedback for broadcast applications |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5513260A (en) * | 1994-06-29 | 1996-04-30 | Macrovision Corporation | Method and apparatus for copy protection for various recording media |
WO1999060568A1 (en) * | 1998-05-20 | 1999-11-25 | Recording Industry Association Of America | Copy protection method using broken modulation rules |
US20020068987A1 (en) * | 2000-12-05 | 2002-06-06 | Philips Electronics North America Corporation | System and method for protecting digital media |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US6611607B1 (en) * | 1993-11-18 | 2003-08-26 | Digimarc Corporation | Integrating digital watermarks in multimedia content |
JP3768705B2 (en) * | 1998-11-27 | 2006-04-19 | キヤノン株式会社 | Digital watermark embedding device, output control device, and computer-readable storage medium |
CA2260094C (en) * | 1999-01-19 | 2002-10-01 | Nec Corporation | A method for inserting and detecting electronic watermark data into a digital image and a device for the same |
-
2000
- 2000-12-08 US US09/732,965 patent/US20020073317A1/en not_active Abandoned
-
2001
- 2001-11-23 WO PCT/EP2001/013738 patent/WO2002047079A2/en not_active Application Discontinuation
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5513260A (en) * | 1994-06-29 | 1996-04-30 | Macrovision Corporation | Method and apparatus for copy protection for various recording media |
WO1999060568A1 (en) * | 1998-05-20 | 1999-11-25 | Recording Industry Association Of America | Copy protection method using broken modulation rules |
US20020068987A1 (en) * | 2000-12-05 | 2002-06-06 | Philips Electronics North America Corporation | System and method for protecting digital media |
Also Published As
Publication number | Publication date |
---|---|
WO2002047079A2 (en) | 2002-06-13 |
US20020073317A1 (en) | 2002-06-13 |
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