AU3613684A - Procede et dispositif anti-piraterie pour supports d'images cinematographiques et video - Google Patents

Procede et dispositif anti-piraterie pour supports d'images cinematographiques et video

Info

Publication number
AU3613684A
AU3613684A AU36136/84A AU3613684A AU3613684A AU 3613684 A AU3613684 A AU 3613684A AU 36136/84 A AU36136/84 A AU 36136/84A AU 3613684 A AU3613684 A AU 3613684A AU 3613684 A AU3613684 A AU 3613684A
Authority
AU
Australia
Prior art keywords
piraterie
cinematographiques
procede
pour
images
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.)
Abandoned
Application number
AU36136/84A
Inventor
Sublet Pierre
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
HAUTE SECURITE VIDEO HSV SA
Original Assignee
HAUTE SECURITE VIDEO HSV
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by HAUTE SECURITE VIDEO HSV filed Critical HAUTE SECURITE VIDEO HSV
Publication of AU3613684A publication Critical patent/AU3613684A/en
Abandoned legal-status Critical Current

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
    • G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
    • G11B20/0021—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving encryption or decryption of contents recorded on or reproduced from a 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
    • 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
    • G11B20/00681—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access
    • G11B20/00695—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which prevent a specific kind of data access said measures preventing that data are read from the recording medium
    • 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
    • G11B20/00876—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy wherein physical copy protection means are attached to the medium, e.g. holograms, sensors, or additional semiconductor circuitry
    • 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
    • G11B23/00—Record carriers not specific to the method of recording or reproducing; Accessories, e.g. containers, specially adapted for co-operation with the recording or reproducing apparatus ; Intermediate mediums; Apparatus or processes specially adapted for their manufacture
    • G11B23/28—Indicating or preventing prior or unauthorised use, e.g. cassettes with sealing or locking means, write-protect devices for discs
    • 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
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2211/00—Indexing scheme relating to details of data-processing equipment not covered by groups G06F3/00 - G06F13/00
    • G06F2211/007—Encryption, En-/decode, En-/decipher, En-/decypher, Scramble, (De-)compress
    • 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
    • H04N2005/91321—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 protection control signal, e.g. a record inhibit 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
    • H04N2005/91307—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
    • H04N2005/91357—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
AU36136/84A 1983-11-21 1984-11-20 Procede et dispositif anti-piraterie pour supports d'images cinematographiques et video Abandoned AU3613684A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CH624383 1983-11-21
CH6243/83 1983-11-21

Publications (1)

Publication Number Publication Date
AU3613684A true AU3613684A (en) 1985-06-03

Family

ID=4306523

Family Applications (1)

Application Number Title Priority Date Filing Date
AU36136/84A Abandoned AU3613684A (en) 1983-11-21 1984-11-20 Procede et dispositif anti-piraterie pour supports d'images cinematographiques et video

Country Status (3)

Country Link
EP (1) EP0162071A1 (en)
AU (1) AU3613684A (en)
WO (1) WO1985002293A1 (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU577011B2 (en) * 1985-04-17 1988-09-08 Macrovision Corporation Video signal processor for prohibiting vtr recording
AU600522B2 (en) * 1986-03-04 1990-08-16 Macrovision Corporation Method and apparatus for removing pseudo-sync and/or AGC pulses from a video signal

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0743825B2 (en) * 1985-12-04 1995-05-15 ソニー株式会社 Dubbing method
KR930008167B1 (en) * 1986-08-11 1993-08-26 매크로비젼 코포레이션 Method and apparatus for preventing the copying of a video program
EP0328532A4 (en) * 1986-10-02 1990-04-09 Harmon I Cogert Audio-video recording system.
US4841378A (en) * 1986-10-02 1989-06-20 Short Takes, Inc. Video camera enablement system utilizing a video cassette characteristic
DE3707608A1 (en) * 1987-03-10 1988-09-22 Hormann Franz Juergen Method of coding to prevent video and audio piracy
DE3850530T2 (en) * 1987-06-30 1994-10-27 Toshiba Kawasaki Kk Recording / playback system and method with recording restriction function.
US5057947A (en) * 1988-02-10 1991-10-15 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with limited digital copying
US5231546A (en) * 1988-02-10 1993-07-27 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with limited digital copying
US5185792A (en) * 1988-02-10 1993-02-09 Matsushita Electric Industrial Co., Ltd. Recording and reproducing apparatus with limited digital copying
GB8809346D0 (en) * 1988-04-20 1988-05-25 Emi Plc Thorn Improvements relating to marked recorded signals
JPH0644755A (en) * 1992-07-24 1994-02-18 Sony Corp Method for transmitting video signal and recorder therefor
JP3217137B2 (en) * 1992-07-28 2001-10-09 株式会社日立製作所 Video signal recording device, playback device, and transmission device
IT1258475B (en) * 1992-09-04 1996-02-26 PROCEDURE FOR THE IDENTIFICATION OF FILM FILMS, VIDEO CASSETTE MATRICES
JP3319141B2 (en) * 1994-03-27 2002-08-26 ソニー株式会社 Image signal processing device
CN1136724C (en) * 1997-10-08 2004-01-28 麦克罗维西恩公司 Method and apparatus for copy-once water mark for video recording
BR0008456A (en) * 1999-02-25 2002-01-29 Macrovision Corp Method and apparatus for improved audio / video services with watermarks and associated data
ES2272857T3 (en) * 2003-07-11 2007-05-01 Gerhard Lehmann IDENTIFICATION OF A SUPPORT MATERIAL FOR THE REPRODUCTION OF CERTAIN INFORMATION.
US7187633B2 (en) * 2003-07-11 2007-03-06 Gerhard Lehmann Marking of a data medium material for information intended for reproduction

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4030128A (en) * 1974-11-21 1977-06-14 Bell & Howell Company Video record scrambling and unscrambling
CH610135A5 (en) * 1976-09-02 1979-03-30 Patek Philippe Method of recording on a magnetic medium and magnetic medium recorded according to this method
JPS56124101A (en) * 1980-02-29 1981-09-29 Nippon Columbia Co Ltd Tone arm
CA1183950A (en) * 1980-09-26 1985-03-12 Bo Lofberg Method for processing an information signal and means for carrying out the method
GB2104701B (en) * 1981-08-06 1985-06-05 James Bertram King Method and apparatus for preventing unauthorised recording of source material (eg, a gramophone recording)
FR2515403A1 (en) * 1981-10-28 1983-04-29 Quadrivium Inf METHOD FOR IDENTIFYING A SOUND RECORDING AND DUPLICATION INSTALLATION IMPLEMENTING THE METHOD
DE3235344A1 (en) * 1982-05-10 1984-03-01 npm new production marketing, 2000 Hamburg Copying-protected prerecorded video cassette and method and coder for producing and method and decoder for playing such a video cassette
FR2540659A1 (en) * 1983-02-09 1984-08-10 Sisex DEVICE FOR PROTECTING MAGNETIC TAPES, OR OTHER RECORDING MEDIA, OR TELEVISION OR RADIO TRANSMISSION AGAINST UNAUTHORIZED READING AND / OR REPRODUCTION

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU577011B2 (en) * 1985-04-17 1988-09-08 Macrovision Corporation Video signal processor for prohibiting vtr recording
AU600522B2 (en) * 1986-03-04 1990-08-16 Macrovision Corporation Method and apparatus for removing pseudo-sync and/or AGC pulses from a video signal

Also Published As

Publication number Publication date
EP0162071A1 (en) 1985-11-27
WO1985002293A1 (en) 1985-05-23

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