FR2608317B1 - Circuit integre protege par une resine - Google Patents

Circuit integre protege par une resine

Info

Publication number
FR2608317B1
FR2608317B1 FR8617486A FR8617486A FR2608317B1 FR 2608317 B1 FR2608317 B1 FR 2608317B1 FR 8617486 A FR8617486 A FR 8617486A FR 8617486 A FR8617486 A FR 8617486A FR 2608317 B1 FR2608317 B1 FR 2608317B1
Authority
FR
France
Prior art keywords
resin
integrated circuit
circuit protected
protected
integrated
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
FR8617486A
Other languages
English (en)
Other versions
FR2608317A1 (fr
Inventor
Richard Besson
Gerard Lecuyer
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.)
Thales SA
Original Assignee
Dassault Electronique SA
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 Dassault Electronique SA filed Critical Dassault Electronique SA
Priority to FR8617486A priority Critical patent/FR2608317B1/fr
Publication of FR2608317A1 publication Critical patent/FR2608317A1/fr
Application granted granted Critical
Publication of FR2608317B1 publication Critical patent/FR2608317B1/fr
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/10—Programming or data input circuits
    • G11C16/18—Circuits for erasing optically
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C16/00—Erasable programmable read-only memories
    • G11C16/02—Erasable programmable read-only memories electrically programmable
    • G11C16/06—Auxiliary circuits, e.g. for writing into memory
    • G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Storage Device Security (AREA)
FR8617486A 1986-12-15 1986-12-15 Circuit integre protege par une resine Expired FR2608317B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR8617486A FR2608317B1 (fr) 1986-12-15 1986-12-15 Circuit integre protege par une resine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8617486A FR2608317B1 (fr) 1986-12-15 1986-12-15 Circuit integre protege par une resine

Publications (2)

Publication Number Publication Date
FR2608317A1 FR2608317A1 (fr) 1988-06-17
FR2608317B1 true FR2608317B1 (fr) 1989-02-10

Family

ID=9341883

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8617486A Expired FR2608317B1 (fr) 1986-12-15 1986-12-15 Circuit integre protege par une resine

Country Status (1)

Country Link
FR (1) FR2608317B1 (fr)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2636464B1 (fr) * 1988-09-14 1990-10-26 Sgs Thomson Microelectronics Memoire eprom avec signature interne concernant notamment le mode de programmation
US5680353A (en) * 1988-09-14 1997-10-21 Sgs-Thomson Microelectronics, S.A. EPROM memory with internal signature concerning, in particular, the programming mode
US5083293A (en) * 1989-01-12 1992-01-21 General Instrument Corporation Prevention of alteration of data stored in secure integrated circuit chip memory
FR2644261B1 (fr) * 1989-03-09 1994-06-10 Vernois Goulven Dispositif de transfert decodage codage de fichiers informatiques
WO1990010908A1 (fr) * 1989-03-09 1990-09-20 Vernois Goulven Dispositif informatique assurant la securite des droits d'auteur
DE4013726A1 (de) * 1990-04-28 1991-10-31 Bayerische Motoren Werke Ag Steuervorrichtung fuer technische anlagen und maschinen (iii)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721841A (en) * 1980-07-14 1982-02-04 Fujitsu Ltd Package for ultraviolet erasable prom
JPS5732656A (en) * 1980-08-05 1982-02-22 Fujitsu Ltd Semiconductor device
JPS5835946A (ja) * 1981-08-28 1983-03-02 Fujitsu Ltd 紫外線消去型半導体装置およびその製造方法
JPS5839041A (ja) * 1981-09-02 1983-03-07 Toshiba Corp 半導体記憶装置用ソケツト
US4519050A (en) * 1982-06-17 1985-05-21 Intel Corporation Radiation shield for an integrated circuit memory with redundant elements
JPS5989469A (ja) * 1982-11-15 1984-05-23 Nippon Denso Co Ltd 半導体記憶装置
ATE47505T1 (de) * 1984-07-31 1989-11-15 Siemens Ag Monolithisch integrierte halbleiterschaltung.

Also Published As

Publication number Publication date
FR2608317A1 (fr) 1988-06-17

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Legal Events

Date Code Title Description
ST Notification of lapse