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WO2001053944A3 - Redundanter datenspeicher - Google Patents

Redundanter datenspeicher Download PDF

Info

Publication number
WO2001053944A3
WO2001053944A3 PCT/EP2001/000075 EP0100075W WO0153944A3 WO 2001053944 A3 WO2001053944 A3 WO 2001053944A3 EP 0100075 W EP0100075 W EP 0100075W WO 0153944 A3 WO0153944 A3 WO 0153944A3
Authority
WO
WIPO (PCT)
Prior art keywords
data memory
redundant
redundant data
main
units
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.)
Ceased
Application number
PCT/EP2001/000075
Other languages
English (en)
French (fr)
Other versions
WO2001053944A2 (de
Inventor
Steffen Paul
Volker Schoeber
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.)
Infineon Technologies AG
Original Assignee
Infineon Technologies AG
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 Infineon Technologies AG filed Critical Infineon Technologies AG
Priority to US10/181,589 priority Critical patent/US6785170B2/en
Priority to EP01900126A priority patent/EP1248978A2/de
Publication of WO2001053944A2 publication Critical patent/WO2001053944A2/de
Publication of WO2001053944A3 publication Critical patent/WO2001053944A3/de
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
    • G11C29/785—Masking faults in memories by using spares or by reconfiguring using programmable devices with redundancy programming schemes
    • G11C29/789—Masking faults in memories by using spares or by reconfiguring using programmable devices with redundancy programming schemes using non-volatile cells or latches
    • G—PHYSICS
    • G11—INFORMATION STORAGE
    • G11C—STATIC STORES
    • G11C29/00—Checking stores for correct operation ; Subsequent repair; Testing stores during standby or offline operation
    • G11C29/70—Masking faults in memories by using spares or by reconfiguring
    • G11C29/78—Masking faults in memories by using spares or by reconfiguring using programmable devices
    • G11C29/84—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved access time or stability
    • G11C29/846—Masking faults in memories by using spares or by reconfiguring using programmable devices with improved access time or stability by choosing redundant lines at an output stage

Landscapes

  • For Increasing The Reliability Of Semiconductor Memories (AREA)
  • Techniques For Improving Reliability Of Storages (AREA)

Abstract

Datenspeicher mit einem aus einer Vielzahl von Datenspeichereinheiten bestehenden Haupt-Datenspeicher (2), einem Redundanz-Datenspeicher (3), der aus mehreren Redundanz-Datenspeichereinheiten zum Ersatz fehlerhafter Datenspeichereinheiten des Haupt-Datenspeichers (2) besteht, und mit einer Redundanz-Steuerlogik (4) zum Steuern der Zugriffs auf den Redundanz-Datenspeicher (3), wobei der Haupt-Datenspeicher (2) und der Redundanz-Datenspeicher (3) über Datenleitungen (9, 12) parallel zueinander an einen Datenbus (6) angeschlossen sind, und wobei der Haupt-Datenspeicher (2) und die Redundanz-Steuerlogik (4) parallel zueinander über Adressenleitungen (10, 15) an einen Adressenbus (7) zur Adressierung von Datenspeichereinheiten in dem Datenspeicher (1) angeschlossen sind.
PCT/EP2001/000075 2000-01-19 2001-01-05 Redundanter datenspeicher Ceased WO2001053944A2 (de)

Priority Applications (2)

Application Number Priority Date Filing Date Title
US10/181,589 US6785170B2 (en) 2000-01-19 2001-01-05 Data memory with short memory access time
EP01900126A EP1248978A2 (de) 2000-01-19 2001-01-05 Redundanter datenspeicher

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE10002139A DE10002139A1 (de) 2000-01-19 2000-01-19 Datenspeicher
DE10002139.5 2000-01-19

Publications (2)

Publication Number Publication Date
WO2001053944A2 WO2001053944A2 (de) 2001-07-26
WO2001053944A3 true WO2001053944A3 (de) 2002-02-14

Family

ID=7628020

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2001/000075 Ceased WO2001053944A2 (de) 2000-01-19 2001-01-05 Redundanter datenspeicher

Country Status (5)

Country Link
US (1) US6785170B2 (de)
EP (1) EP1248978A2 (de)
DE (1) DE10002139A1 (de)
TW (1) TW487921B (de)
WO (1) WO2001053944A2 (de)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE10338022A1 (de) * 2003-08-19 2005-03-31 Infineon Technologies Ag Verfahren zum Adressieren eines regulären und eines redundanten Speicherbereiches in einer Speicherschaltung sowie eine Adressdecodierschaltung hierfür
EP1536431A1 (de) 2003-11-26 2005-06-01 Infineon Technologies AG Anordnung mit einem Speicher zum Speichern von Daten
JP2006012234A (ja) * 2004-06-23 2006-01-12 Toshiba Corp メモリテスト回路およびメモリテスト方法
US7519875B2 (en) * 2004-08-20 2009-04-14 Avago Technologies General Ip (Singapore) Pte. Ltd. Method and apparatus for enabling a user to determine whether a defective location in a memory device has been remapped to a redundant memory portion
JP2006107590A (ja) * 2004-10-04 2006-04-20 Nec Electronics Corp 半導体集積回路装置及びそのテスト方法
US7672150B2 (en) * 2007-09-27 2010-03-02 Infineon Technologies Ag Apparatus, embedded memory, address decoder, method of reading out data and method of configuring a memory

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0554053A2 (de) * 1992-01-31 1993-08-04 STMicroelectronics, Inc. Halbleiterspeicher mit einem Multiplexer zur Auswahl eines Ausgangs zu einem redundanten Speicherszugriff
EP0637034A1 (de) * 1993-07-26 1995-02-01 STMicroelectronics S.r.l. Verfahren zur Erkennung fehlerhafter Elemente eines redundanten Halbleiterspeichers
US5438546A (en) * 1994-06-02 1995-08-01 Intel Corporation Programmable redundancy scheme suitable for single-bit state and multibit state nonvolatile memories
US5579265A (en) * 1994-02-28 1996-11-26 Sgs-Thomson Microelectronics S.A. Memory redundancy circuit
US5793683A (en) * 1997-01-17 1998-08-11 International Business Machines Corporation Wordline and bitline redundancy with no performance penalty
US5841711A (en) * 1996-08-30 1998-11-24 Nec Corporation Semiconductor memory device with redundancy switching method
EP0881571A1 (de) * 1997-05-30 1998-12-02 Fujitsu Limited Halbleiterspeicheranordnung mit Redundanz

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0675440B1 (de) * 1994-03-29 1998-08-05 STMicroelectronics S.r.l. Redundanzschaltung für eine Halbleiter-Speicheranordnung
US5841710A (en) * 1997-02-14 1998-11-24 Micron Electronics, Inc. Dynamic address remapping decoder
JP3225938B2 (ja) * 1998-12-17 2001-11-05 日本電気株式会社 半導体装置およびその故障救済方法
JP2003022693A (ja) * 2001-07-09 2003-01-24 Mitsubishi Electric Corp 半導体メモリ

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0554053A2 (de) * 1992-01-31 1993-08-04 STMicroelectronics, Inc. Halbleiterspeicher mit einem Multiplexer zur Auswahl eines Ausgangs zu einem redundanten Speicherszugriff
EP0637034A1 (de) * 1993-07-26 1995-02-01 STMicroelectronics S.r.l. Verfahren zur Erkennung fehlerhafter Elemente eines redundanten Halbleiterspeichers
US5579265A (en) * 1994-02-28 1996-11-26 Sgs-Thomson Microelectronics S.A. Memory redundancy circuit
US5438546A (en) * 1994-06-02 1995-08-01 Intel Corporation Programmable redundancy scheme suitable for single-bit state and multibit state nonvolatile memories
US5841711A (en) * 1996-08-30 1998-11-24 Nec Corporation Semiconductor memory device with redundancy switching method
US5793683A (en) * 1997-01-17 1998-08-11 International Business Machines Corporation Wordline and bitline redundancy with no performance penalty
EP0881571A1 (de) * 1997-05-30 1998-12-02 Fujitsu Limited Halbleiterspeicheranordnung mit Redundanz

Non-Patent Citations (3)

* Cited by examiner, † Cited by third party
Title
CHEN T ET AL: "A SELF-TESTING AND SELF-REPAIRING STRUCTURE FOR ULTRA-LARGE CAPACITY MEMORIES", PROCEEDINGS OF THE INTERNATIONAL TEST CONFERENCE. BALTIMORE, SEPT. 20 - 24, 1992, NEW YORK, IEEE, US, vol. CONF. 23, 20 September 1992 (1992-09-20), pages 623 - 631, XP000348800, ISBN: 0-7803-0760-7 *
KAZUHIRO SAWADA ET AL: "BUILT-IN SELF-REPAIR CIRCUIT FOR HIGH-DENSITY ASMIC", PROCEEDINGS OF THE CUSTOM INTEGRATED CIRCUITS CONFERENCE. SAN DIEGO, 15 - 18 MAY, 1989, NEW YORK, IEEE, US, vol. CONF. 11, 15 May 1989 (1989-05-15), pages 2611 - 2614, XP000075598 *
TAKEDA E ET AL: "VLSI RELIABILITY CHALLENGES: FROM DEVICE PHYSICS TO WAFER SCALE SYSTEMS", PROCEEDINGS OF THE IEEE,IEEE. NEW YORK,US, vol. 81, no. 5, 1 May 1993 (1993-05-01), pages 653 - 673, XP000325288, ISSN: 0018-9219 *

Also Published As

Publication number Publication date
WO2001053944A2 (de) 2001-07-26
US6785170B2 (en) 2004-08-31
DE10002139A1 (de) 2001-08-02
TW487921B (en) 2002-05-21
EP1248978A2 (de) 2002-10-16
US20030076716A1 (en) 2003-04-24

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