CA2200982C - Power backup system for volatile memory - Google Patents
Power backup system for volatile memory Download PDFInfo
- Publication number
- CA2200982C CA2200982C CA002200982A CA2200982A CA2200982C CA 2200982 C CA2200982 C CA 2200982C CA 002200982 A CA002200982 A CA 002200982A CA 2200982 A CA2200982 A CA 2200982A CA 2200982 C CA2200982 C CA 2200982C
- Authority
- CA
- Canada
- Prior art keywords
- power
- volatile memory
- data
- outages
- backup
- 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 - Fee Related
Links
- 230000015654 memory Effects 0.000 title claims abstract description 140
- 238000004321 preservation Methods 0.000 claims abstract description 19
- 239000003990 capacitor Substances 0.000 claims description 35
- 238000012546 transfer Methods 0.000 claims description 29
- 238000000034 method Methods 0.000 claims description 9
- 238000001514 detection method Methods 0.000 claims 3
- 230000003111 delayed effect Effects 0.000 claims 2
- 230000004044 response Effects 0.000 claims 2
- 230000006378 damage Effects 0.000 claims 1
- 238000013500 data storage Methods 0.000 claims 1
- 239000004065 semiconductor Substances 0.000 claims 1
- 230000007423 decrease Effects 0.000 abstract description 7
- 238000004146 energy storage Methods 0.000 abstract 1
- 230000003068 static effect Effects 0.000 description 26
- 230000001105 regulatory effect Effects 0.000 description 14
- 102100039131 Integrator complex subunit 5 Human genes 0.000 description 11
- 101710092888 Integrator complex subunit 5 Proteins 0.000 description 11
- 230000006870 function Effects 0.000 description 9
- 230000033228 biological regulation Effects 0.000 description 8
- 230000007704 transition Effects 0.000 description 6
- 238000012544 monitoring process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 230000001052 transient effect Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 229910052715 tantalum Inorganic materials 0.000 description 2
- GUVRBAGPIYLISA-UHFFFAOYSA-N tantalum atom Chemical compound [Ta] GUVRBAGPIYLISA-UHFFFAOYSA-N 0.000 description 2
- 230000003936 working memory Effects 0.000 description 2
- 101150034533 ATIC gene Proteins 0.000 description 1
- NLZUEZXRPGMBCV-UHFFFAOYSA-N Butylhydroxytoluene Chemical compound CC1=CC(C(C)(C)C)=C(O)C(C(C)(C)C)=C1 NLZUEZXRPGMBCV-UHFFFAOYSA-N 0.000 description 1
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 240000001973 Ficus microcarpa Species 0.000 description 1
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 description 1
- 241001408653 Siona Species 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 230000007123 defense Effects 0.000 description 1
- 230000001066 destructive effect Effects 0.000 description 1
- 239000003792 electrolyte Substances 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000696 magnetic material Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000002674 ointment Substances 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- 229910000859 α-Fe Inorganic materials 0.000 description 1
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C5/00—Details of stores covered by group G11C11/00
- G11C5/14—Power supply arrangements, e.g. power down, chip selection or deselection, layout of wirings or power grids, or multiple supply levels
- G11C5/141—Battery and back-up supplies
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11C—STATIC STORES
- G11C14/00—Digital stores characterised by arrangements of cells having volatile and non-volatile storage properties for back-up when the power is down
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Techniques For Improving Reliability Of Storages (AREA)
- Power Sources (AREA)
- Stand-By Power Supply Arrangements (AREA)
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US08/314,158 | 1994-09-28 | ||
| US08/314,158 US5519663A (en) | 1994-09-28 | 1994-09-28 | Preservation system for volatile memory with nonvolatile backup memory |
| PCT/US1995/011761 WO1996010257A1 (en) | 1994-09-28 | 1995-09-15 | Power backup system for volatile memory |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CA2200982A1 CA2200982A1 (en) | 1996-04-04 |
| CA2200982C true CA2200982C (en) | 2002-03-12 |
Family
ID=23218814
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CA002200982A Expired - Fee Related CA2200982C (en) | 1994-09-28 | 1995-09-15 | Power backup system for volatile memory |
Country Status (8)
Families Citing this family (54)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3474665B2 (ja) * | 1995-03-02 | 2003-12-08 | 富士通株式会社 | 計算機システムの電源制御装置及び方法 |
| US5734894A (en) * | 1995-04-25 | 1998-03-31 | Honeywell Inc. | Methods and apparatus for protecting the integrity of process data stored on a removable storage medium |
| US5799200A (en) * | 1995-09-28 | 1998-08-25 | Emc Corporation | Power failure responsive apparatus and method having a shadow dram, a flash ROM, an auxiliary battery, and a controller |
| AU1972297A (en) * | 1996-03-01 | 1997-09-16 | U.S. Electronics Components Corp. | Programmable universal remote control |
| US6741896B1 (en) * | 1998-04-02 | 2004-05-25 | Honeywell International Inc. | Power backup application to maintain normal flight recorder operation for a specified period of time in case of aircraft power failure or interruption |
| US6181990B1 (en) * | 1998-07-30 | 2001-01-30 | Teledyne Technologies, Inc. | Aircraft flight data acquisition and transmission system |
| DE19847175A1 (de) | 1998-10-14 | 2000-04-20 | Zentr Mikroelekt Dresden Gmbh | Integrierte Speicherschaltungsanordnung |
| JP4066571B2 (ja) * | 1999-02-17 | 2008-03-26 | 株式会社デンソー | 携帯型光学情報読取り装置 |
| US7214540B2 (en) | 1999-04-06 | 2007-05-08 | Uab Research Foundation | Method for screening crystallization conditions in solution crystal growth |
| JP3693226B2 (ja) * | 1999-06-30 | 2005-09-07 | 矢崎総業株式会社 | マイコンのバックアップ装置及び自動車用パワーウインドウ制御装置 |
| US7113432B2 (en) | 2000-09-14 | 2006-09-26 | Sandisk Corporation | Compressed event counting technique and application to a flash memory system |
| FR2818426A1 (fr) * | 2000-12-18 | 2002-06-21 | Schlumberger Systems & Service | Dispositif et procede de securisation de zones de donnees dans une carte a puce |
| DE10127466C1 (de) * | 2001-06-07 | 2002-11-28 | Ahrens & Birner Company Gmbh | Verfahren und Anordnung mit D-RAM und S-RAM zur Sicherstellung der Datenremanenz |
| US7249282B2 (en) * | 2002-04-29 | 2007-07-24 | Thomson Licensing | Eeprom enable |
| US6901298B1 (en) * | 2002-09-30 | 2005-05-31 | Rockwell Automation Technologies, Inc. | Saving and restoring controller state and context in an open operating system |
| US7003620B2 (en) * | 2002-11-26 | 2006-02-21 | M-Systems Flash Disk Pioneers Ltd. | Appliance, including a flash memory, that is robust under power failure |
| US7581124B1 (en) | 2003-09-19 | 2009-08-25 | Xilinx, Inc. | Method and mechanism for controlling power consumption of an integrated circuit |
| US7504854B1 (en) | 2003-09-19 | 2009-03-17 | Xilinx, Inc. | Regulating unused/inactive resources in programmable logic devices for static power reduction |
| US7549139B1 (en) | 2003-09-19 | 2009-06-16 | Xilinx, Inc. | Tuning programmable logic devices for low-power design implementation |
| US7098689B1 (en) | 2003-09-19 | 2006-08-29 | Xilinx, Inc. | Disabling unused/inactive resources in programmable logic devices for static power reduction |
| US7498836B1 (en) | 2003-09-19 | 2009-03-03 | Xilinx, Inc. | Programmable low power modes for embedded memory blocks |
| DE102004004808A1 (de) * | 2004-01-30 | 2005-08-25 | Infineon Technologies Ag | Verfahren und Vorrichtung zum Sichern und Einstellen eines Schaltungszustandes einer mikroelektronischen Schaltung |
| US7774112B2 (en) | 2004-09-27 | 2010-08-10 | Teledyne Technologies Incorporated | System and method for flight data recording |
| US7498839B1 (en) | 2004-10-22 | 2009-03-03 | Xilinx, Inc. | Low power zones for programmable logic devices |
| US7498835B1 (en) | 2005-11-04 | 2009-03-03 | Xilinx, Inc. | Implementation of low power standby modes for integrated circuits |
| JP2007141170A (ja) * | 2005-11-22 | 2007-06-07 | Matsushita Electric Ind Co Ltd | データキャリアシステム及びそのデータの退避復元方法 |
| US7345944B1 (en) * | 2006-01-11 | 2008-03-18 | Xilinx, Inc. | Programmable detection of power failure in an integrated circuit |
| KR100849224B1 (ko) * | 2007-02-01 | 2008-07-31 | 삼성전자주식회사 | 메모리 카드 시스템의 메모리 카드에 전원을 공급하는 방법및 메모리 카드 시스템 |
| US8904098B2 (en) | 2007-06-01 | 2014-12-02 | Netlist, Inc. | Redundant backup using non-volatile memory |
| US8301833B1 (en) | 2007-06-01 | 2012-10-30 | Netlist, Inc. | Non-volatile memory module |
| US8874831B2 (en) | 2007-06-01 | 2014-10-28 | Netlist, Inc. | Flash-DRAM hybrid memory module |
| US8325554B2 (en) * | 2008-07-10 | 2012-12-04 | Sanmina-Sci Corporation | Battery-less cache memory module with integrated backup |
| US9842628B2 (en) | 2008-07-10 | 2017-12-12 | Agiga Tech Inc. | Capacitor enablement voltage level adjustment method and apparatus |
| US7719876B2 (en) | 2008-07-31 | 2010-05-18 | Unity Semiconductor Corporation | Preservation circuit and methods to maintain values representing data in one or more layers of memory |
| TWM354830U (en) * | 2008-08-04 | 2009-04-11 | Ritek Corp | Non-volatile memory device capable of supplying power |
| US8228753B2 (en) | 2009-07-29 | 2012-07-24 | Stec, Inc. | System and method of maintaining data integrity in a flash storage device |
| US8479061B2 (en) * | 2009-09-24 | 2013-07-02 | AGIGA Tech | Solid state memory cartridge with wear indication |
| US8823405B1 (en) | 2010-09-10 | 2014-09-02 | Xilinx, Inc. | Integrated circuit with power gating |
| FR2967796A1 (fr) * | 2010-11-18 | 2012-05-25 | St Microelectronics Sa | Procede et systeme de gestion de l'alimentation d'un composant, par exemple un processeur et d'une memoire, par exemple une memoire cache dudit processeur |
| US8638634B2 (en) * | 2011-03-01 | 2014-01-28 | Agiga Tech Inc. | Apparatus and method to measure energy capacity of a backup power supply without compromising power delivery |
| US10198350B2 (en) | 2011-07-28 | 2019-02-05 | Netlist, Inc. | Memory module having volatile and non-volatile memory subsystems and method of operation |
| US10380022B2 (en) | 2011-07-28 | 2019-08-13 | Netlist, Inc. | Hybrid memory module and system and method of operating the same |
| US10838646B2 (en) | 2011-07-28 | 2020-11-17 | Netlist, Inc. | Method and apparatus for presearching stored data |
| US10372551B2 (en) | 2013-03-15 | 2019-08-06 | Netlist, Inc. | Hybrid memory system with configurable error thresholds and failure analysis capability |
| US9436600B2 (en) | 2013-06-11 | 2016-09-06 | Svic No. 28 New Technology Business Investment L.L.P. | Non-volatile memory storage for multi-channel memory system |
| FR3007185B1 (fr) | 2013-06-12 | 2015-06-19 | St Microelectronics Rousset | Dispositif de memoire associant un plan-memoire du type sram et un plan-memoire du type non volatil, et procedes de fonctionnement |
| FR3007186B1 (fr) | 2013-06-12 | 2016-09-09 | Stmicroelectronics Rousset | Dispositif de memoire compact associant un plan memoire du type sram et un plan memoire du type non volatil, et procedes de fonctionnement |
| FR3008534B1 (fr) | 2013-07-09 | 2019-06-28 | Stmicroelectronics (Rousset) Sas | Procede de gestion du fonctionnement d'un dispositif de memoire associant un plan-memoire du type sram et un plan memoire du type non volatil, et dispositif de memoire correspondant |
| US10248328B2 (en) | 2013-11-07 | 2019-04-02 | Netlist, Inc. | Direct data move between DRAM and storage on a memory module |
| FR3018944A1 (fr) | 2014-03-21 | 2015-09-25 | St Microelectronics Rousset | Dispositif de memoire associant un plan memoire du type sram et un plan-memoire du type non volatil, durci contre des basculements accidentels |
| FR3018952B1 (fr) | 2014-03-21 | 2016-04-15 | Stmicroelectronics Rousset | Structure integree comportant des transistors mos voisins |
| JP6307319B2 (ja) | 2014-03-24 | 2018-04-04 | 株式会社椿本チエイン | チェーンテンショナ |
| US9224433B1 (en) * | 2014-04-09 | 2015-12-29 | Altera Corporation | Method and apparatus for power supply aware memory access operations in an integrated circuit |
| US9419624B2 (en) | 2014-11-12 | 2016-08-16 | Xilinx, Inc. | Power management system for integrated circuits |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS58171537U (ja) * | 1982-05-07 | 1983-11-16 | ブラザー工業株式会社 | 電子機器 |
| US4959774A (en) * | 1984-07-06 | 1990-09-25 | Ampex Corporation | Shadow memory system for storing variable backup blocks in consecutive time periods |
| JPS62256296A (ja) * | 1986-04-30 | 1987-11-07 | Fujitsu Ltd | 半導体不揮発性記憶装置 |
| US4943961A (en) * | 1988-05-05 | 1990-07-24 | Rca Licensing Corporation | Memory retention system for volatile memory devices |
| US5003192A (en) * | 1989-06-23 | 1991-03-26 | Core Industries, Inc. | AC power switching device with non-volatile memory unit |
| US5204840A (en) * | 1989-08-08 | 1993-04-20 | Mazur Jeffrey G | Means and methods for preserving microprocessor memory |
| US5390322A (en) * | 1991-02-01 | 1995-02-14 | O'brien; Michael J. | Apparatus and method for retaining cycle memory in electronic sterilizer controls |
-
1994
- 1994-09-28 US US08/314,158 patent/US5519663A/en not_active Expired - Lifetime
-
1995
- 1995-09-15 WO PCT/US1995/011761 patent/WO1996010257A1/en active Application Filing
- 1995-09-15 HK HK98111795A patent/HK1010805A1/xx not_active IP Right Cessation
- 1995-09-15 TW TW084109683A patent/TW289826B/zh active
- 1995-09-15 GB GB9706503A patent/GB2308480B/en not_active Expired - Fee Related
- 1995-09-15 CA CA002200982A patent/CA2200982C/en not_active Expired - Fee Related
- 1995-09-15 JP JP8511839A patent/JPH10507017A/ja active Pending
- 1995-09-15 AU AU39978/95A patent/AU3997895A/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| US5519663A (en) | 1996-05-21 |
| WO1996010257A1 (en) | 1996-04-04 |
| GB9706503D0 (en) | 1997-05-14 |
| TW289826B (GUID-C5D7CC26-194C-43D0-91A1-9AE8C70A9BFF.html) | 1996-11-01 |
| AU3997895A (en) | 1996-04-19 |
| GB2308480B (en) | 1998-05-06 |
| CA2200982A1 (en) | 1996-04-04 |
| HK1010805A1 (en) | 1999-06-25 |
| GB2308480A (en) | 1997-06-25 |
| JPH10507017A (ja) | 1998-07-07 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| EEER | Examination request | ||
| MKLA | Lapsed |