IT1258475B - Procedimento per l'identificazione di pellicole cinematografiche, matrici di videocassette - Google Patents

Procedimento per l'identificazione di pellicole cinematografiche, matrici di videocassette

Info

Publication number
IT1258475B
IT1258475B ITRM920641A ITRM920641A IT1258475B IT 1258475 B IT1258475 B IT 1258475B IT RM920641 A ITRM920641 A IT RM920641A IT RM920641 A ITRM920641 A IT RM920641A IT 1258475 B IT1258475 B IT 1258475B
Authority
IT
Italy
Prior art keywords
procedure
matrices
identification
video cassette
film films
Prior art date
Application number
ITRM920641A
Other languages
English (en)
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 filed Critical
Priority to ITRM920641A priority Critical patent/IT1258475B/it
Publication of ITRM920641A0 publication Critical patent/ITRM920641A0/it
Priority to PCT/IT1992/000140 priority patent/WO1994006116A1/en
Publication of ITRM920641A1 publication Critical patent/ITRM920641A1/it
Application granted granted Critical
Publication of IT1258475B publication Critical patent/IT1258475B/it

Links

Classifications

    • 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
    • G11B23/283—Security features, e.g. digital codes
    • G11B23/284—Security features, e.g. digital codes on the record carrier
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03C—PHOTOSENSITIVE MATERIALS FOR PHOTOGRAPHIC PURPOSES; PHOTOGRAPHIC PROCESSES, e.g. CINE, X-RAY, COLOUR, STEREO-PHOTOGRAPHIC PROCESSES; AUXILIARY PROCESSES IN PHOTOGRAPHY
    • G03C11/00—Auxiliary processes in photography
    • G03C11/02—Marking or applying text
    • 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
    • G11B20/00572—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium
    • G11B20/00586—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which change the format of the recording medium said format change concerning the physical format of the recording medium

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Projection-Type Copiers In General (AREA)

Abstract

Il procedimento prevede l'applicazione di un simbolo 2 su una pellicola cinematografica ad ogni passaggio da un operatore all'altro, in modo tale che il controllo del numero dei codici su nastri magnetici illegali, consente di risalire al responsabile della custodia al momento dell'illecito.
ITRM920641A 1992-09-04 1992-09-04 Procedimento per l'identificazione di pellicole cinematografiche, matrici di videocassette IT1258475B (it)

Priority Applications (2)

Application Number Priority Date Filing Date Title
ITRM920641A IT1258475B (it) 1992-09-04 1992-09-04 Procedimento per l'identificazione di pellicole cinematografiche, matrici di videocassette
PCT/IT1992/000140 WO1994006116A1 (en) 1992-09-04 1992-11-05 A process for the identification of films, masters of videotapes

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
ITRM920641A IT1258475B (it) 1992-09-04 1992-09-04 Procedimento per l'identificazione di pellicole cinematografiche, matrici di videocassette

Publications (3)

Publication Number Publication Date
ITRM920641A0 ITRM920641A0 (it) 1992-09-04
ITRM920641A1 ITRM920641A1 (it) 1994-03-04
IT1258475B true IT1258475B (it) 1996-02-26

Family

ID=11401174

Family Applications (1)

Application Number Title Priority Date Filing Date
ITRM920641A IT1258475B (it) 1992-09-04 1992-09-04 Procedimento per l'identificazione di pellicole cinematografiche, matrici di videocassette

Country Status (2)

Country Link
IT (1) IT1258475B (it)
WO (1) WO1994006116A1 (it)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7403708B2 (en) * 2003-11-04 2008-07-22 Eastman Kodak Company Tracking an image-recording medium using an identifying mark and film encodement

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2922882A1 (de) * 1979-06-06 1980-12-11 Stockburger H Verfahren zur sicherung von tontraegern und deren etiketten und/oder verpackung gegen nachahmung
EP0067998B1 (en) * 1980-09-26 1986-04-16 Bo LÖFBERG Method for processing an information signal and means for carrying out the method
BE898036A (fr) * 1983-10-20 1984-04-20 Emond Gilles J M E Procede d'identification des exemplaires d'oeuvres cinematographiques ou videographiques.
WO1985002293A1 (fr) * 1983-11-21 1985-05-23 Haute Securite Video Hsv S.A. Procede et dispositif anti-piraterie pour supports d'images cinematographiques et video
DE3707608A1 (de) * 1987-03-10 1988-09-22 Hormann Franz Juergen Kodier-verfahren gegen video und audio-raubpiraterie
US5080479A (en) * 1990-07-30 1992-01-14 Rosenberg Stanley L Automatic implanting of identification data in any recorded medium

Also Published As

Publication number Publication date
WO1994006116A1 (en) 1994-03-17
ITRM920641A1 (it) 1994-03-04
ITRM920641A0 (it) 1992-09-04

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Legal Events

Date Code Title Description
0001 Granted