DE69824145D1 - Programmierspannungsschutz für nichtflüchtige speichersysteme - Google Patents

Programmierspannungsschutz für nichtflüchtige speichersysteme

Info

Publication number
DE69824145D1
DE69824145D1 DE1998624145 DE69824145A DE69824145D1 DE 69824145 D1 DE69824145 D1 DE 69824145D1 DE 1998624145 DE1998624145 DE 1998624145 DE 69824145 A DE69824145 A DE 69824145A DE 69824145 D1 DE69824145 D1 DE 69824145D1
Authority
DE
Grant status
Grant
Patent type
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 - Lifetime
Application number
DE1998624145
Other languages
English (en)
Other versions
DE69824145T2 (de )
Inventor
F Roohparvar
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.)
Micron Technology Inc
Original Assignee
Micron Technology Inc
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
Grant date

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C16/00Erasable programmable read-only memories
    • G11C16/02Erasable programmable read-only memories electrically programmable
    • G11C16/06Auxiliary circuits, e.g. for writing into memory
    • G11C16/10Programming or data input circuits
    • G11C16/12Programming voltage switching circuits
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C16/00Erasable programmable read-only memories
    • G11C16/02Erasable programmable read-only memories electrically programmable
    • G11C16/06Auxiliary circuits, e.g. for writing into memory
    • G11C16/22Safety or protection circuits preventing unauthorised or accidental access to memory cells
    • G11C16/225Preventing erasure, programming or reading when power supply voltages are outside the required ranges
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11CSTATIC STORES
    • G11C5/00Details of stores covered by G11C11/00
    • G11C5/14Power supply arrangements, e.g. Power down/chip (de)selection, layout of wiring/power grids, multiple supply levels
    • G11C5/143Detection of memory cassette insertion/removal; Continuity checks of supply and ground lines ; Detection of supply variations/interruptions/levels ; Switching between alternative supplies
DE1998624145 1997-01-08 1998-01-08 Programmierspannungsschutz für nichtflüchtige speichersysteme Expired - Lifetime DE69824145D1 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US08780624 US5943263A (en) 1997-01-08 1997-01-08 Apparatus and method for programming voltage protection in a non-volatile memory system
PCT/US1998/000352 WO1998031016A1 (en) 1997-01-08 1998-01-08 Programming voltage protection in non-volatile memory system

Publications (1)

Publication Number Publication Date
DE69824145D1 true DE69824145D1 (de) 2004-07-01

Family

ID=25120144

Family Applications (2)

Application Number Title Priority Date Filing Date
DE1998624145 Expired - Lifetime DE69824145T2 (de) 1997-01-08 1998-01-08 Programmierspannungsschutz für nichtflüchtige speichersysteme
DE1998624145 Expired - Lifetime DE69824145D1 (de) 1997-01-08 1998-01-08 Programmierspannungsschutz für nichtflüchtige speichersysteme

Family Applications Before (1)

Application Number Title Priority Date Filing Date
DE1998624145 Expired - Lifetime DE69824145T2 (de) 1997-01-08 1998-01-08 Programmierspannungsschutz für nichtflüchtige speichersysteme

Country Status (6)

Country Link
US (12) US5943263A (de)
EP (2) EP1469479A3 (de)
JP (2) JP3928087B2 (de)
KR (1) KR100356254B1 (de)
DE (2) DE69824145T2 (de)
WO (1) WO1998031016A1 (de)

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US5943263A (en) 1997-01-08 1999-08-24 Micron Technology, Inc. Apparatus and method for programming voltage protection in a non-volatile memory system
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Also Published As

Publication number Publication date Type
KR100356254B1 (ko) 2002-10-18 grant
EP0951720A1 (de) 1999-10-27 application
US6438033B2 (en) 2002-08-20 grant
US20010046159A1 (en) 2001-11-29 application
US20020118571A1 (en) 2002-08-29 application
US20020114190A1 (en) 2002-08-22 application
EP1469479A3 (de) 2005-11-02 application
US6552934B2 (en) 2003-04-22 grant
US6339547B1 (en) 2002-01-15 grant
KR20000069983A (ko) 2000-11-25 application
US6392928B1 (en) 2002-05-21 grant
JP2004152484A (ja) 2004-05-27 application
JP3928087B2 (ja) 2007-06-13 grant
US20010043491A1 (en) 2001-11-22 application
DE69824145T2 (de) 2005-06-30 grant
WO1998031016A1 (en) 1998-07-16 application
JP2000509875A (ja) 2000-08-02 application
US20010040823A1 (en) 2001-11-15 application
US20020027805A1 (en) 2002-03-07 application
US20020114189A1 (en) 2002-08-22 application
US6552933B2 (en) 2003-04-22 grant
US6272048B1 (en) 2001-08-07 grant
EP0951720B1 (de) 2004-05-26 grant
US5943263A (en) 1999-08-24 grant
US6256229B1 (en) 2001-07-03 grant
US6469936B2 (en) 2002-10-22 grant
US6266277B1 (en) 2001-07-24 grant
US6434046B2 (en) 2002-08-13 grant
EP1469479A2 (de) 2004-10-20 application
US6542408B2 (en) 2003-04-01 grant

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8327 Change in the person/name/address of the patent owner

Owner name: MICRON TECHNOLOGY, INC., BOISE, ID., US

8364 No opposition during term of opposition