CH666363A5 - Verfahren zum unmoeglichmachen der verwendung nicht-genehmigter kopien von geschuetzten daten sowie speichermedium zur ausfuehrung des verfahrens. - Google Patents

Verfahren zum unmoeglichmachen der verwendung nicht-genehmigter kopien von geschuetzten daten sowie speichermedium zur ausfuehrung des verfahrens. Download PDF

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Publication number
CH666363A5
CH666363A5 CH5728/83A CH572883A CH666363A5 CH 666363 A5 CH666363 A5 CH 666363A5 CH 5728/83 A CH5728/83 A CH 5728/83A CH 572883 A CH572883 A CH 572883A CH 666363 A5 CH666363 A5 CH 666363A5
Authority
CH
Switzerland
Prior art keywords
data
read
medium
protected
copy
Prior art date
Application number
CH5728/83A
Other languages
German (de)
English (en)
Inventor
W Krag Brotby
Original Assignee
Vault Corp
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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=23746629&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=CH666363(A5) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by Vault Corp filed Critical Vault Corp
Publication of CH666363A5 publication Critical patent/CH666363A5/de

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
    • G11B20/00659—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving a control step which is implemented as an executable file stored on 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
    • 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
    • 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
    • G11B20/0092—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors
    • G11B20/00927—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy involving measures which are linked to media defects or read/write errors wherein said defects or errors are generated on purpose, e.g. intended scratches
    • 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

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Storage Device Security (AREA)
CH5728/83A 1982-11-08 1983-10-21 Verfahren zum unmoeglichmachen der verwendung nicht-genehmigter kopien von geschuetzten daten sowie speichermedium zur ausfuehrung des verfahrens. CH666363A5 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US43990782A 1982-11-08 1982-11-08

Publications (1)

Publication Number Publication Date
CH666363A5 true CH666363A5 (de) 1988-07-15

Family

ID=23746629

Family Applications (1)

Application Number Title Priority Date Filing Date
CH5728/83A CH666363A5 (de) 1982-11-08 1983-10-21 Verfahren zum unmoeglichmachen der verwendung nicht-genehmigter kopien von geschuetzten daten sowie speichermedium zur ausfuehrung des verfahrens.

Country Status (7)

Country Link
JP (1) JPS5987571A (ja)
CH (1) CH666363A5 (ja)
DE (1) DE3319343A1 (ja)
FR (1) FR2535885B1 (ja)
GB (1) GB2131580B (ja)
IL (1) IL69999A (ja)
NL (1) NL8303773A (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4308680A1 (de) * 1992-03-18 1993-10-28 Fujitsu Ltd Verfahren zum Verhindern einer unberechtigten Verwendung optischer Platten, optische Platte mit einer Funktion zum Verhindern unberechtigter Verwendung sowie optisches Plattengerät
DE10217551A1 (de) * 2002-04-19 2003-11-06 Helmut Alexander Lotze Vorrichtung und Verfahren zur Verhinderung unberechtigter Verwendung von Software

Families Citing this family (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3375854D1 (en) * 1982-11-22 1988-04-07 Dysan Corp Method and apparatus for authenticating memory disk
IL68989A (en) * 1983-06-15 1985-03-31 Amiran Grynberg Diskette protection
US4577289A (en) * 1983-12-30 1986-03-18 International Business Machines Corporation Hardware key-on-disk system for copy-protecting magnetic storage media
GB2162992B (en) * 1984-08-09 1988-10-12 Edward Peter Campbell Sington A method of recording a computer program
US4823210A (en) * 1984-08-13 1989-04-18 Verbatim Corporation Copy protected disk
US4644493A (en) * 1984-09-14 1987-02-17 International Business Machines Corporation Implementing a shared higher level of privilege on personal computers for copy protection of software
GB2173327A (en) * 1985-03-15 1986-10-08 David Allan Phillips Copy protecting computer programs
GB8511995D0 (en) * 1985-05-11 1985-06-19 Ross S R Software protection
US4858036A (en) * 1986-08-04 1989-08-15 Peter Ginkel Software protection and identification system
US4980782A (en) * 1985-06-03 1990-12-25 Peter Ginkel Software protection and identification system
US4849836A (en) * 1985-06-07 1989-07-18 Software Heaven, Inc. Copy protection for computer discs
JP2771808B2 (ja) * 1986-12-27 1998-07-02 ソニー株式会社 記録媒体
GB2204970A (en) * 1987-05-19 1988-11-23 Gen Electric Co Plc Data storage system
NL8801275A (nl) * 1988-05-18 1989-12-18 Philips Nv Optekensysteem alsmede registratiedrager en schrijfinrichting voor toepassing in het systeem.
DE3810276A1 (de) * 1988-03-25 1989-10-05 Peter Bodinet Verfahren zum identifizieren von unauthorisiert vervielfaeltigten edv - programmen
JPH0244448A (ja) * 1988-08-05 1990-02-14 Nec Corp フロッピーディスク
US4935835A (en) * 1988-11-10 1990-06-19 Insite Peripherals, Inc. Magnetic media containing reference feature and methods for referencing magnetic head position to the reference feature
DE4009103A1 (de) * 1990-03-21 1991-09-26 Innomed Megabrain Entspannungs Verfahren zur wissensvermittlung
JP3980706B2 (ja) * 1997-05-23 2007-09-26 危機管理株式会社 Ｉｃカードおよびその認証装置
DE19842392C1 (de) * 1998-09-16 1999-12-30 Ok Media Disc Service Gmbh & C Kopierschutzverfahren
US7370367B2 (en) * 2000-05-18 2008-05-06 3Lfants Limited Security device and article incorporating same
GB2373091A (en) * 2002-05-29 2002-09-11 Donald Eric Butterfield Copy protection
KR20120050449A (ko) * 2009-07-17 2012-05-18 세큐어 콘텐트 스토리지 어소시에이션, 엘엘씨 단순 비자동 피어링 미디어 복제 감지

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1529566A (en) * 1974-10-16 1978-10-25 Emi Ltd Magnetic recording
GB1529939A (en) * 1975-10-06 1978-10-25 Emi Ltd Method of verification of magnetic records
GB1525292A (en) * 1976-04-30 1978-09-20 Emi Ltd Identification of records
US4214280A (en) * 1978-05-30 1980-07-22 Xerox Corporation Method and apparatus for recording data without recording on defective areas of a data recording medium
US4337659A (en) * 1979-06-29 1982-07-06 Burroughs Corporation Computer tape and reel signature for computer data file security

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4308680A1 (de) * 1992-03-18 1993-10-28 Fujitsu Ltd Verfahren zum Verhindern einer unberechtigten Verwendung optischer Platten, optische Platte mit einer Funktion zum Verhindern unberechtigter Verwendung sowie optisches Plattengerät
US5418852A (en) * 1992-03-18 1995-05-23 Fujitsu Limited Unauthorized use prevention method for optical disks, optical disk having unauthorized use prevention function, and optical disk apparatus
DE4308680B4 (de) * 1992-03-18 2005-11-10 Fujitsu Ltd., Kawasaki Verfahren und Vorrichtung zum Verhindern einer unberechtigten Benutzung eines Aufzeichnungsmediums
DE10217551A1 (de) * 2002-04-19 2003-11-06 Helmut Alexander Lotze Vorrichtung und Verfahren zur Verhinderung unberechtigter Verwendung von Software

Also Published As

Publication number Publication date
IL69999A0 (en) 1984-01-31
GB2131580A (en) 1984-06-20
GB2131580B (en) 1987-06-24
GB8329177D0 (en) 1983-12-07
FR2535885B1 (fr) 1993-07-23
DE3319343A1 (de) 1984-05-10
JPS5987571A (ja) 1984-05-21
NL8303773A (nl) 1984-06-01
FR2535885A1 (fr) 1984-05-11
IL69999A (en) 1985-07-31

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PL Patent ceased