DE3853938D1 - Verfahren und Gerät zur Kopiervermeidung. - Google Patents

Verfahren und Gerät zur Kopiervermeidung.

Info

Publication number
DE3853938D1
DE3853938D1 DE3853938T DE3853938T DE3853938D1 DE 3853938 D1 DE3853938 D1 DE 3853938D1 DE 3853938 T DE3853938 T DE 3853938T DE 3853938 T DE3853938 T DE 3853938T DE 3853938 D1 DE3853938 D1 DE 3853938D1
Authority
DE
Germany
Prior art keywords
avoidance method
copy
copy avoidance
avoidance
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 - Fee Related
Application number
DE3853938T
Other languages
English (en)
Other versions
DE3853938T2 (de
Inventor
Akio Miyoshi
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.)
Toshiba Corp
Original Assignee
Toshiba 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
Application filed by Toshiba Corp filed Critical Toshiba Corp
Publication of DE3853938D1 publication Critical patent/DE3853938D1/de
Application granted granted Critical
Publication of DE3853938T2 publication Critical patent/DE3853938T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/14—Protection against unauthorised use of memory or access to memory
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
    • H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
    • H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F21/00—Security arrangements for protecting computers, components thereof, programs or data against unauthorised activity
    • G06F21/10—Protecting distributed programs or content, e.g. vending or licensing of copyrighted material ; Digital rights management [DRM]
    • G06F21/12—Protecting executable software
    • G06F21/121—Restricting unauthorised execution of programs
    • G06F21/123—Restricting unauthorised execution of programs by using dedicated hardware, e.g. dongles, smart cards, cryptographic processors, global positioning systems [GPS] devices

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Security & Cryptography (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Power Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Technology Law (AREA)
  • Remote Sensing (AREA)
  • Multimedia (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Condensed Matter Physics & Semiconductors (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Storage Device Security (AREA)
  • Cleaning In Electrography (AREA)
  • Signal Processing Not Specific To The Method Of Recording And Reproducing (AREA)
DE3853938T 1987-11-13 1988-11-11 Verfahren und Gerät zur Kopiervermeidung. Expired - Fee Related DE3853938T2 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP62286985A JPH01129328A (ja) 1987-11-13 1987-11-13 コピー防止装置

Publications (2)

Publication Number Publication Date
DE3853938D1 true DE3853938D1 (de) 1995-07-13
DE3853938T2 DE3853938T2 (de) 1995-11-30

Family

ID=17711524

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3853938T Expired - Fee Related DE3853938T2 (de) 1987-11-13 1988-11-11 Verfahren und Gerät zur Kopiervermeidung.

Country Status (5)

Country Link
US (1) US5027398A (de)
EP (1) EP0316805B1 (de)
JP (1) JPH01129328A (de)
KR (1) KR920001072B1 (de)
DE (1) DE3853938T2 (de)

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0375827A (ja) * 1989-08-18 1991-03-29 Toshiba Corp コピー防止装置
US5121335A (en) * 1990-02-09 1992-06-09 Hughes Aircraft Company Method and apparatus for verifying microcircuit fabrication procedure
EP0459046A1 (de) * 1990-05-31 1991-12-04 International Business Machines Corporation Rechnerprogrammschutz
CA2026998C (en) * 1990-10-05 1994-05-10 Thomas Edwin Glover Dynamic trace elements
US5327563A (en) * 1992-11-13 1994-07-05 Hewlett-Packard Method for locking software files to a specific storage device
US7209901B2 (en) 1992-12-15 2007-04-24 Sl Patent Holdings Llc C/O Aol Time Warner Method for selling, protecting, and redistributing digital goods
US5509070A (en) * 1992-12-15 1996-04-16 Softlock Services Inc. Method for encouraging purchase of executable and non-executable software
US6266654B1 (en) * 1992-12-15 2001-07-24 Softlock.Com, Inc. Method for tracking software lineage
US7089212B2 (en) * 1992-12-15 2006-08-08 Sl Patent Holdings Llc System and method for controlling access to protected information
US7831516B2 (en) * 1992-12-15 2010-11-09 Sl Patent Holdings Llc System and method for redistributing and licensing access to protected information among a plurality of devices
US5412426A (en) * 1993-04-16 1995-05-02 Harris Corporation Multiplexing of digitally encoded NTSC and HDTV signals over single microwave communication link from television studio to tower transmitter facility for simultaneous broadcast (simulcast) to customer sites by transmitter facility
US6086706A (en) * 1993-12-20 2000-07-11 Lucent Technologies Inc. Document copying deterrent method
US5838613A (en) * 1994-09-22 1998-11-17 Kabushiki Kaisha Toshiba Semiconductor memory device having security function
DE4445847A1 (de) * 1994-12-22 1996-06-27 Sel Alcatel Ag Verfahren zum Verkaufen von Datensätzen sowie Verkaufsautomat, Speichereinrichtung und Chip-Karte dafür und Verkaufs-System für Telekommunikations-Software damit
US5592549A (en) * 1995-06-15 1997-01-07 Infosafe Systems, Inc. Method and apparatus for retrieving selected information from a secure information source
JPH11224284A (ja) * 1998-02-09 1999-08-17 Fujitsu Ltd 半導体設計資産の流通システム並びに流通装置、および、該流通装置用のソフトウェアを記憶した記憶媒体
US20070219918A1 (en) * 2001-01-19 2007-09-20 Jonathan Schull System and method for controlling access to protected information
JP4899248B2 (ja) * 2001-04-02 2012-03-21 富士通セミコンダクター株式会社 半導体集積回路
JP2004164551A (ja) * 2002-06-24 2004-06-10 Ricoh Co Ltd データ記録体、記録媒体読取装置および記録媒体読取方法
US7191898B1 (en) 2003-09-04 2007-03-20 Union Rich Usa, Llc Saw blade case
US7453281B2 (en) 2007-01-11 2008-11-18 International Business Machines Corporation Integrated circuit with anti-counterfeiting measures
US10402557B2 (en) 2014-09-10 2019-09-03 Uniloc 2017 Llc Verification that an authenticated user is in physical possession of a client device

Family Cites Families (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8201847A (nl) * 1982-05-06 1983-12-01 Philips Nv Inrichting voor het beschermen tegen onbevoegd uitlezen van in een geheugen te memoriseren programmawoorden.
JPS5960464A (ja) * 1982-09-30 1984-04-06 株式会社東芝 プログラムの暗号化方式
US4785361A (en) * 1982-11-08 1988-11-15 Vault Corporation Method and apparatus for frustrating the unauthorized copying of recorded data
US4584641A (en) * 1983-08-29 1986-04-22 Paul Guglielmino Copyprotecting system for software protection
US4583011A (en) * 1983-11-01 1986-04-15 Standard Microsystems Corp. Circuit to prevent pirating of an MOS circuit
US4740890A (en) * 1983-12-22 1988-04-26 Software Concepts, Inc. Software protection system with trial period usage code and unlimited use unlocking code both recorded on program storage media
JPS61109144A (ja) * 1984-11-01 1986-05-27 Sord Comput Corp コピ−防止機能を有する記憶媒体
US4849836A (en) * 1985-06-07 1989-07-18 Software Heaven, Inc. Copy protection for computer discs
DE3526130A1 (de) * 1985-07-22 1987-01-29 Lang Klaus Dipl Ing Digitaler programmschutzbaustein
US4866769A (en) * 1987-08-05 1989-09-12 Ibm Corporation Hardware assist for protecting PC software
US4766516A (en) * 1987-09-24 1988-08-23 Hughes Aircraft Company Method and apparatus for securing integrated circuits from unauthorized copying and use

Also Published As

Publication number Publication date
EP0316805B1 (de) 1995-06-07
US5027398A (en) 1991-06-25
EP0316805A3 (de) 1991-09-25
JPH01129328A (ja) 1989-05-22
KR890008692A (ko) 1989-07-12
KR920001072B1 (ko) 1992-02-01
EP0316805A2 (de) 1989-05-24
JPH0520775B2 (de) 1993-03-22
DE3853938T2 (de) 1995-11-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee