DE69114328D1 - Überwachung von Mikroprozessoren. - Google Patents
Überwachung von Mikroprozessoren.Info
- Publication number
- DE69114328D1 DE69114328D1 DE69114328T DE69114328T DE69114328D1 DE 69114328 D1 DE69114328 D1 DE 69114328D1 DE 69114328 T DE69114328 T DE 69114328T DE 69114328 T DE69114328 T DE 69114328T DE 69114328 D1 DE69114328 D1 DE 69114328D1
- Authority
- DE
- Germany
- Prior art keywords
- microprocessors
- monitoring
- 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
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
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0751—Error or fault detection not based on redundancy
- G06F11/0763—Error or fault detection not based on redundancy by bit configuration check, e.g. of formats or tags
-
- 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
- G06F11/0703—Error or fault processing not based on redundancy, i.e. by taking additional measures to deal with the error or fault not making use of redundancy in operation, in hardware, or in data representation
- G06F11/0751—Error or fault detection not based on redundancy
- G06F11/0754—Error or fault detection not based on redundancy by exceeding limits
- G06F11/0757—Error or fault detection not based on redundancy by exceeding limits by exceeding a time limit, i.e. time-out, e.g. watchdogs
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F11/00—Error detection; Error correction; Monitoring
- G06F11/28—Error detection; Error correction; Monitoring by checking the correct order of processing
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Quality & Reliability (AREA)
- Physics & Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Debugging And Monitoring (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9005250A GB2241799B (en) | 1990-03-08 | 1990-03-08 | Supervision of microprocessors |
Publications (2)
Publication Number | Publication Date |
---|---|
DE69114328D1 true DE69114328D1 (de) | 1995-12-14 |
DE69114328T2 DE69114328T2 (de) | 1996-05-02 |
Family
ID=10672272
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE69114328T Expired - Fee Related DE69114328T2 (de) | 1990-03-08 | 1991-02-21 | Überwachung von Mikroprozessoren. |
Country Status (6)
Country | Link |
---|---|
US (1) | US5740360A (de) |
EP (1) | EP0445936B1 (de) |
JP (1) | JPH04211843A (de) |
KR (1) | KR100238917B1 (de) |
DE (1) | DE69114328T2 (de) |
GB (1) | GB2241799B (de) |
Families Citing this family (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
AU639308B2 (en) * | 1990-03-09 | 1993-07-22 | Sigtec Navigation Pty Ltd | G p s receiver |
GB9114975D0 (en) * | 1991-07-11 | 1991-08-28 | Int Computers Ltd | Monitoring a computer system |
GB2270399B (en) * | 1992-09-05 | 1996-01-03 | Marconi Gec Ltd | Method of operating a distributed processor arrangement |
FR2700032B1 (fr) * | 1992-12-31 | 1995-02-10 | Alsthom Gec | Procédé de détection des erreurs d'exécution d'un logiciel. |
JP2630271B2 (ja) * | 1994-09-14 | 1997-07-16 | 日本電気株式会社 | 情報処理装置 |
DE19703890C1 (de) * | 1997-02-03 | 1998-09-17 | Bosch Gmbh Robert | Watchdog-Bedienung |
GB2328578A (en) * | 1997-08-22 | 1999-02-24 | Motion Media Techn Ltd | Automatic reset of remote video surveillance system |
GB2329266A (en) * | 1997-09-10 | 1999-03-17 | Ibm | Automatic error recovery in data processing systems |
DE19847986C2 (de) * | 1998-10-17 | 2000-10-26 | Daimler Chrysler Ag | Einzelprozessorsystem |
KR100394553B1 (ko) * | 1998-12-24 | 2003-11-28 | 엘지전자 주식회사 | 아이피씨시스템에서특정프로세서에대한재시동장치및방법 |
US6496890B1 (en) | 1999-12-03 | 2002-12-17 | Michael Joseph Azevedo | Bus hang prevention and recovery for data communication systems employing a shared bus interface with multiple bus masters |
JP2005025309A (ja) * | 2003-06-30 | 2005-01-27 | Canon Inc | 情報処理装置 |
US7484133B2 (en) * | 2003-11-07 | 2009-01-27 | Finisar Corporation | Watch-dog instruction embedded in microcode |
DE102005006832B4 (de) * | 2005-02-15 | 2007-10-04 | Infineon Technologies Ag | Schaltungsanordnung und Verfahren zur gesicherten Datenverarbeitung und deren Verwendung |
RU2305313C1 (ru) * | 2005-12-27 | 2007-08-27 | Яков Аркадьевич Горбадей | Способ я.а. горбадея обеспечения надежной работы программного вычислительного средства |
US8347149B2 (en) * | 2008-10-01 | 2013-01-01 | Cardiac Pacemakers, Inc. | System and method for providing fault tolerant processing in an implantable medical device |
US8330502B2 (en) * | 2009-11-25 | 2012-12-11 | Freescale Semiconductor, Inc. | Systems and methods for detecting interference in an integrated circuit |
KR101333950B1 (ko) * | 2012-08-10 | 2013-11-27 | 주식회사 이노피아테크 | 셋톱박스의 가용성을 높이기 위한 소프트웨어 워치도그 타이머 구현 장치 및 방법 |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3713095A (en) * | 1971-03-16 | 1973-01-23 | Bell Telephone Labor Inc | Data processor sequence checking circuitry |
US4108359A (en) * | 1977-03-30 | 1978-08-22 | The United States Of America As Represented By The Secretary Of The Army | Apparatus for verifying the execution of a sequence of coded instructions |
JPS59114652A (ja) * | 1982-12-21 | 1984-07-02 | Nissan Motor Co Ltd | ウォッチドッグ・タイマ回路 |
US4594685A (en) * | 1983-06-24 | 1986-06-10 | General Signal Corporation | Watchdog timer |
JPS60263235A (ja) * | 1984-06-12 | 1985-12-26 | Omron Tateisi Electronics Co | マイクロコンピユ−タシステム |
US4683532A (en) * | 1984-12-03 | 1987-07-28 | Honeywell Inc. | Real-time software monitor and write protect controller |
EP0205163B1 (de) * | 1985-06-11 | 1992-10-28 | Nec Corporation | Zeitüberwachungsschaltung geeignet für Gebrauch in Mikrorechner |
JPS61296443A (ja) * | 1985-06-24 | 1986-12-27 | Mitsubishi Electric Corp | ウオツチドツグ・タイマ |
GB2177241B (en) * | 1985-07-05 | 1989-07-19 | Motorola Inc | Watchdog timer |
US4727549A (en) * | 1985-09-13 | 1988-02-23 | United Technologies Corporation | Watchdog activity monitor (WAM) for use wth high coverage processor self-test |
GB2197507A (en) * | 1986-11-03 | 1988-05-18 | Philips Electronic Associated | Data processing system |
-
1990
- 1990-03-08 GB GB9005250A patent/GB2241799B/en not_active Expired - Fee Related
-
1991
- 1991-02-21 DE DE69114328T patent/DE69114328T2/de not_active Expired - Fee Related
- 1991-02-21 EP EP91301388A patent/EP0445936B1/de not_active Expired - Lifetime
- 1991-02-25 US US07/659,683 patent/US5740360A/en not_active Expired - Fee Related
- 1991-03-07 KR KR1019910003635A patent/KR100238917B1/ko not_active IP Right Cessation
- 1991-03-08 JP JP3043504A patent/JPH04211843A/ja active Pending
Also Published As
Publication number | Publication date |
---|---|
GB2241799B (en) | 1993-12-08 |
GB2241799A (en) | 1991-09-11 |
EP0445936A2 (de) | 1991-09-11 |
EP0445936B1 (de) | 1995-11-08 |
DE69114328T2 (de) | 1996-05-02 |
JPH04211843A (ja) | 1992-08-03 |
EP0445936A3 (en) | 1992-06-03 |
GB9005250D0 (en) | 1990-05-02 |
KR910017275A (ko) | 1991-11-05 |
US5740360A (en) | 1998-04-14 |
KR100238917B1 (ko) | 2000-01-15 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8364 | No opposition during term of opposition | ||
8339 | Ceased/non-payment of the annual fee |