GB2114331B - Program storage hardware - Google Patents

Program storage hardware

Info

Publication number
GB2114331B
GB2114331B GB8236388A GB8236388A GB2114331B GB 2114331 B GB2114331 B GB 2114331B GB 8236388 A GB8236388 A GB 8236388A GB 8236388 A GB8236388 A GB 8236388A GB 2114331 B GB2114331 B GB 2114331B
Authority
GB
United Kingdom
Prior art keywords
program storage
storage hardware
hardware
program
storage
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
Application number
GB8236388A
Other versions
GB2114331A (en
Inventor
Ian Macdonald Green
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.)
EMI Ltd
Original Assignee
EMI Ltd
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 EMI Ltd filed Critical EMI Ltd
Publication of GB2114331A publication Critical patent/GB2114331A/en
Application granted granted Critical
Publication of GB2114331B publication Critical patent/GB2114331B/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • G06F21/125—Restricting unauthorised execution of programs by manipulating the program code, e.g. source code, compiled code, interpreted code, machine code
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C17/00—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards
    • G11C17/14—Read-only memories programmable only once; Semi-permanent stores, e.g. manually-replaceable information cards in which contents are determined by selectively establishing, breaking or modifying connecting links by permanently altering the state of coupling elements, e.g. PROM

Landscapes

  • Engineering & Computer Science (AREA)
  • Software Systems (AREA)
  • Theoretical Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Multimedia (AREA)
  • Computer Hardware Design (AREA)
  • Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Technology Law (AREA)
  • Radar, Positioning & Navigation (AREA)
  • Remote Sensing (AREA)
  • Stored Programmes (AREA)
  • Storage Device Security (AREA)
GB8236388A 1982-01-06 1982-12-22 Program storage hardware Expired GB2114331B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8200274 1982-01-06

Publications (2)

Publication Number Publication Date
GB2114331A GB2114331A (en) 1983-08-17
GB2114331B true GB2114331B (en) 1985-10-09

Family

ID=10527481

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8236388A Expired GB2114331B (en) 1982-01-06 1982-12-22 Program storage hardware

Country Status (1)

Country Link
GB (1) GB2114331B (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3415209A1 (en) * 1983-04-29 1984-10-31 N.V. Philips' Gloeilampenfabrieken, Eindhoven STORAGE UNIT WITH A STORAGE AND PROTECTIVE UNIT

Also Published As

Publication number Publication date
GB2114331A (en) 1983-08-17

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Legal Events

Date Code Title Description
746 Register noted 'licences of right' (sect. 46/1977)
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19921222