ITRM20030583A1 - Circuito di blocco di registro di protezione di chip in - Google Patents

Circuito di blocco di registro di protezione di chip in

Info

Publication number
ITRM20030583A1
ITRM20030583A1 IT000583A ITRM20030583A ITRM20030583A1 IT RM20030583 A1 ITRM20030583 A1 IT RM20030583A1 IT 000583 A IT000583 A IT 000583A IT RM20030583 A ITRM20030583 A IT RM20030583A IT RM20030583 A1 ITRM20030583 A1 IT RM20030583A1
Authority
IT
Italy
Prior art keywords
chip
block circuit
register block
protection register
protection
Prior art date
Application number
IT000583A
Other languages
English (en)
Inventor
Santis Luca De
Tommaso Vali
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
Application filed by Micron Technology Inc filed Critical Micron Technology Inc
Priority to IT000583A priority Critical patent/ITRM20030583A1/it
Priority to US10/854,397 priority patent/US7143255B2/en
Publication of ITRM20030583A1 publication Critical patent/ITRM20030583A1/it
Priority to US11/583,675 priority patent/US7272694B2/en

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
    • G11C16/22—Safety or protection circuits preventing unauthorised or accidental access to memory cells

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Read Only Memory (AREA)
IT000583A 2003-12-18 2003-12-18 Circuito di blocco di registro di protezione di chip in ITRM20030583A1 (it)

Priority Applications (3)

Application Number Priority Date Filing Date Title
IT000583A ITRM20030583A1 (it) 2003-12-18 2003-12-18 Circuito di blocco di registro di protezione di chip in
US10/854,397 US7143255B2 (en) 2003-12-18 2004-05-26 Chip protection register lock circuit in a flash memory device
US11/583,675 US7272694B2 (en) 2003-12-18 2006-10-19 Chip protection register lock circuit in a flash memory device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT000583A ITRM20030583A1 (it) 2003-12-18 2003-12-18 Circuito di blocco di registro di protezione di chip in

Publications (1)

Publication Number Publication Date
ITRM20030583A1 true ITRM20030583A1 (it) 2005-06-19

Family

ID=34674587

Family Applications (1)

Application Number Title Priority Date Filing Date
IT000583A ITRM20030583A1 (it) 2003-12-18 2003-12-18 Circuito di blocco di registro di protezione di chip in

Country Status (2)

Country Link
US (2) US7143255B2 (it)
IT (1) ITRM20030583A1 (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
ITRM20030583A1 (it) * 2003-12-18 2005-06-19 Micron Technology Inc Circuito di blocco di registro di protezione di chip in
US7660977B2 (en) * 2006-06-08 2010-02-09 Intel Corporation System and method to control microcode updates after booting an operating system in a computing platform
US8145866B2 (en) * 2008-05-27 2012-03-27 Micron Technology, Inc. Selective register reset
US8484428B2 (en) 2009-07-30 2013-07-09 Micron Technology, Inc. Enhanced block copy
US10585610B1 (en) * 2016-09-30 2020-03-10 EMC IP Holding Company LLC Locking data structures with locking structures in flash memory by setting bits in the locking structures
US11256427B2 (en) * 2018-12-28 2022-02-22 Micron Technology, Inc. Unauthorized memory access mitigation

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5594686A (en) 1995-12-29 1997-01-14 Intel Corporation Method and apparatus for protecting data stored in flash memory
US6031757A (en) 1996-11-22 2000-02-29 Macronix International Co., Ltd. Write protected, non-volatile memory device with user programmable sector lock capability
US6643751B2 (en) 2000-03-20 2003-11-04 Texas Instruments Incorporated System and method for limited access to system memory
ITRM20030583A1 (it) * 2003-12-18 2005-06-19 Micron Technology Inc Circuito di blocco di registro di protezione di chip in

Also Published As

Publication number Publication date
US7272694B2 (en) 2007-09-18
US20050138274A1 (en) 2005-06-23
US7143255B2 (en) 2006-11-28
US20070038828A1 (en) 2007-02-15

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