DE602004021735D1 - Flash-Speicherdatenkorrektur und -säuberungsverfahren - Google Patents

Flash-Speicherdatenkorrektur und -säuberungsverfahren

Info

Publication number
DE602004021735D1
DE602004021735D1 DE602004021735T DE602004021735T DE602004021735D1 DE 602004021735 D1 DE602004021735 D1 DE 602004021735D1 DE 602004021735 T DE602004021735 T DE 602004021735T DE 602004021735 T DE602004021735 T DE 602004021735T DE 602004021735 D1 DE602004021735 D1 DE 602004021735D1
Authority
DE
Germany
Prior art keywords
data
flash memory
memory
erase
memory data
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.)
Active
Application number
DE602004021735T
Other languages
English (en)
Inventor
Carlos J Gonzalez
Kevin M Conley
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.)
SanDisk Corp
Original Assignee
SanDisk 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
Family has litigation
First worldwide family litigation filed litigation Critical https://patents.darts-ip.com/?family=34393904&utm_source=google_patent&utm_medium=platform_link&utm_campaign=public_patent_search&patent=DE602004021735(D1) "Global patent litigation dataset” by Darts-ip is licensed under a Creative Commons Attribution 4.0 International License.
Application filed by SanDisk Corp filed Critical SanDisk Corp
Publication of DE602004021735D1 publication Critical patent/DE602004021735D1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1048—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices using arrangements adapted for a specific error detection or correction feature
    • G06F11/106—Correcting systematically all correctable errors, i.e. scrubbing
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/08—Error detection or correction by redundancy in data representation, e.g. by using checking codes
    • G06F11/10—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's
    • G06F11/1008—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices
    • G06F11/1068—Adding special bits or symbols to the coded information, e.g. parity check, casting out 9's or 11's in individual solid state devices in sector programmable memories, e.g. flash disk
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F12/00—Accessing, addressing or allocating within memory systems or architectures
    • G06F12/16—Protection against loss of memory contents
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C8/00—Arrangements for selecting an address in a digital store
    • G11C8/08—Word line control circuits, e.g. drivers, boosters, pull-up circuits, pull-down circuits, precharging circuits, for word lines
DE602004021735T 2003-10-03 2004-09-28 Flash-Speicherdatenkorrektur und -säuberungsverfahren Active DE602004021735D1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US10/678,345 US7012835B2 (en) 2003-10-03 2003-10-03 Flash memory data correction and scrub techniques

Publications (1)

Publication Number Publication Date
DE602004021735D1 true DE602004021735D1 (de) 2009-08-06

Family

ID=34393904

Family Applications (2)

Application Number Title Priority Date Filing Date
DE602004021735T Active DE602004021735D1 (de) 2003-10-03 2004-09-28 Flash-Speicherdatenkorrektur und -säuberungsverfahren
DE602004011097T Active DE602004011097T2 (de) 2003-10-03 2004-09-28 Flash-speicherdatenkorrektur- und scrub-techniken

Family Applications After (1)

Application Number Title Priority Date Filing Date
DE602004011097T Active DE602004011097T2 (de) 2003-10-03 2004-09-28 Flash-speicherdatenkorrektur- und scrub-techniken

Country Status (9)

Country Link
US (5) US7012835B2 (de)
EP (2) EP1687720B1 (de)
JP (1) JP4723504B2 (de)
KR (1) KR101127882B1 (de)
CN (2) CN101630279B (de)
AT (2) ATE382892T1 (de)
DE (2) DE602004021735D1 (de)
TW (1) TWI261840B (de)
WO (1) WO2005036401A2 (de)

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JP2007507804A (ja) 2007-03-29
ATE382892T1 (de) 2008-01-15
TW200532695A (en) 2005-10-01
CN101630279A (zh) 2010-01-20
US7518919B2 (en) 2009-04-14
TWI261840B (en) 2006-09-11
EP1687720B1 (de) 2008-01-02
US20060062048A1 (en) 2006-03-23
JP4723504B2 (ja) 2011-07-13
DE602004011097D1 (de) 2008-02-14
WO2005036401A3 (en) 2005-07-28
US7224607B2 (en) 2007-05-29
EP1847930B1 (de) 2009-06-24
CN1882918A (zh) 2006-12-20
US8004895B2 (en) 2011-08-23
US20050073884A1 (en) 2005-04-07
CN101630279B (zh) 2012-08-15
US20110055468A1 (en) 2011-03-03
WO2005036401A2 (en) 2005-04-21
CN100541439C (zh) 2009-09-16
EP1687720A2 (de) 2006-08-09
US20090187785A1 (en) 2009-07-23
DE602004011097T2 (de) 2009-01-15
US8050095B2 (en) 2011-11-01
KR101127882B1 (ko) 2012-03-21
US20070211532A1 (en) 2007-09-13
KR20070001871A (ko) 2007-01-04
EP1847930A1 (de) 2007-10-24
ATE434788T1 (de) 2009-07-15

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