ES2084661T3 - Contador no volatil. - Google Patents
Contador no volatil.Info
- Publication number
- ES2084661T3 ES2084661T3 ES90307241T ES90307241T ES2084661T3 ES 2084661 T3 ES2084661 T3 ES 2084661T3 ES 90307241 T ES90307241 T ES 90307241T ES 90307241 T ES90307241 T ES 90307241T ES 2084661 T3 ES2084661 T3 ES 2084661T3
- Authority
- ES
- Spain
- Prior art keywords
- word
- fault
- signals
- cells
- fault signals
- 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 - Lifetime
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03K—PULSE TECHNIQUE
- H03K21/00—Details of pulse counters or frequency dividers
- H03K21/40—Monitoring; Error detection; Preventing or correcting improper counter operation
- H03K21/403—Arrangements for storing the counting state in case of power supply interruption
Landscapes
- Techniques For Improving Reliability Of Storages (AREA)
- For Increasing The Reliability Of Semiconductor Memories (AREA)
- Read Only Memory (AREA)
- Hardware Redundancy (AREA)
Abstract
UN CONTADOR NO VOLATIL COMPUESTO POR: UN CONJUNTO DE CELULAS DE MEMORIA QUE INCORPORA GRUPOS 1 DE CELULAS, CADA GRUPO DE CELULAS 1 DIVIDIDO EN CADENAS DE PALABRA X, X'' CAPACES DE ALMACENAR PALABRAS DE DATOS Y SEÑALIZADORES DE FALLO ASOCIADOS FR, MEDIOS DETECTORES 3 PARA COMPROBAR EL ESTADO DE LAS CELULAS DE MEMORIA Y PARA EMITIR SEÑALES DE FALLO A LOS SEÑALIZADORES DE FALLOS, Y MEDIOS LOGICOS 5 QUE RESPONDEN A LAS SEÑALES DE FALLO Y A LOS SEÑALIZADORES DE FALLO PARA SELECCIONAR LAS CADENAS DE PALABRA, DONDE LAS CELULAS DE MEMORIA INCLUYEN AL MENOS DOS TRANSISTORES NO VOLATILES Y DONDE AL DETECTARSE UN FALLO EN UNA CADENA DE PALABRA X SE ESCRIBE LA PALABRA DE DATOS ALMACENADA EN UNA SEGUNDA CADENA DE PALABRA X''.
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB898916017A GB8916017D0 (en) | 1989-07-13 | 1989-07-13 | A non-volatile counter |
Publications (1)
Publication Number | Publication Date |
---|---|
ES2084661T3 true ES2084661T3 (es) | 1996-05-16 |
Family
ID=10659969
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
ES90307241T Expired - Lifetime ES2084661T3 (es) | 1989-07-13 | 1990-07-03 | Contador no volatil. |
Country Status (7)
Country | Link |
---|---|
US (1) | US5105449A (es) |
EP (1) | EP0408234B1 (es) |
JP (1) | JPH03116600A (es) |
CA (1) | CA2019581C (es) |
DE (1) | DE69025996T2 (es) |
ES (1) | ES2084661T3 (es) |
GB (1) | GB8916017D0 (es) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5386533A (en) * | 1990-11-21 | 1995-01-31 | Texas Instruments Incorporated | Method and apparatus for maintaining variable data in a non-volatile electronic memory device |
CN1217299C (zh) * | 1998-09-30 | 2005-08-31 | 因芬尼昂技术股份公司 | 鉴别存储区内容的电路装置和方法 |
US9595343B1 (en) | 2016-06-05 | 2017-03-14 | Apple Inc. | Early prediction of failure in programming a nonvolatile memory |
US10318416B2 (en) | 2017-05-18 | 2019-06-11 | Nxp B.V. | Method and system for implementing a non-volatile counter using non-volatile memory |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3331058A (en) * | 1964-12-24 | 1967-07-11 | Fairchild Camera Instr Co | Error free memory |
US4483001A (en) * | 1982-06-16 | 1984-11-13 | International Business Machines Corporation | Online realignment of memory faults |
JPH0670880B2 (ja) * | 1983-01-21 | 1994-09-07 | 株式会社日立マイコンシステム | 半導体記憶装置 |
US4566102A (en) * | 1983-04-18 | 1986-01-21 | International Business Machines Corporation | Parallel-shift error reconfiguration |
JPS6049218A (ja) * | 1983-08-30 | 1985-03-18 | Nippon Denso Co Ltd | 車両用走行距離計 |
GB2171543B (en) * | 1985-02-27 | 1988-04-20 | Hughes Microelectronics Ltd | Counting circuit which provides for extended counter life |
DE3532768A1 (de) * | 1985-09-13 | 1987-03-19 | Bosch Gmbh Robert | Schaltungsanordnung zur addition, speicherung und wiedergabe elektrischer zaehlimpulse |
GB8616852D0 (en) * | 1986-07-10 | 1986-08-20 | Hughes Microelectronics Ltd | Electronic counter |
US4757522A (en) * | 1986-10-01 | 1988-07-12 | Vdo Adolf Schindling Ag | Counting circuit employing more equatably used plural counters for extended life |
US4774712A (en) * | 1986-10-01 | 1988-09-27 | International Business Machines Corporation | Redundant storage device having address determined by parity of lower address bits |
US4947410A (en) * | 1989-02-23 | 1990-08-07 | General Motors Corporation | Method and apparatus for counting with a nonvolatile memory |
-
1989
- 1989-07-13 GB GB898916017A patent/GB8916017D0/en active Pending
-
1990
- 1990-06-21 CA CA002019581A patent/CA2019581C/en not_active Expired - Lifetime
- 1990-07-03 DE DE69025996T patent/DE69025996T2/de not_active Expired - Fee Related
- 1990-07-03 EP EP90307241A patent/EP0408234B1/en not_active Expired - Lifetime
- 1990-07-03 ES ES90307241T patent/ES2084661T3/es not_active Expired - Lifetime
- 1990-07-05 JP JP2176520A patent/JPH03116600A/ja active Pending
- 1990-07-17 US US07/554,045 patent/US5105449A/en not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
EP0408234B1 (en) | 1996-03-20 |
JPH03116600A (ja) | 1991-05-17 |
GB8916017D0 (en) | 1989-08-31 |
EP0408234A2 (en) | 1991-01-16 |
DE69025996T2 (de) | 1996-10-02 |
CA2019581A1 (en) | 1991-01-13 |
US5105449A (en) | 1992-04-14 |
DE69025996D1 (de) | 1996-04-25 |
EP0408234A3 (en) | 1991-10-30 |
CA2019581C (en) | 2000-05-16 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
FG2A | Definitive protection |
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