KR890702123A - 고장허용 출력회로 - Google Patents

고장허용 출력회로

Info

Publication number
KR890702123A
KR890702123A KR1019890700773A KR890700773A KR890702123A KR 890702123 A KR890702123 A KR 890702123A KR 1019890700773 A KR1019890700773 A KR 1019890700773A KR 890700773 A KR890700773 A KR 890700773A KR 890702123 A KR890702123 A KR 890702123A
Authority
KR
South Korea
Prior art keywords
output circuit
fault tolerant
tolerant output
fault
circuit
Prior art date
Application number
KR1019890700773A
Other languages
English (en)
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 filed Critical
Publication of KR890702123A publication Critical patent/KR890702123A/ko

Links

Classifications

    • 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
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • 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
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
    • G06F11/187—Voting techniques
    • G06F11/188—Voting techniques where exact match is not required
    • G—PHYSICS
    • G05—CONTROLLING; REGULATING
    • G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B9/00—Safety arrangements
    • G05B9/02—Safety arrangements electric
    • G05B9/03—Safety arrangements electric with multiple-channel loop, i.e. redundant control systems
    • 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
    • G06F11/0796—Safety measures, i.e. ensuring safe condition in the event of error, e.g. for controlling element
    • 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
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/18—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits
    • 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
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • 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
    • G06F11/07—Responding to the occurrence of a fault, e.g. fault tolerance
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/1608—Error detection by comparing the output signals of redundant hardware
    • 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
    • G06F11/16—Error detection or correction of the data by redundancy in hardware
    • G06F11/20—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements
    • G06F11/202—Error detection or correction of the data by redundancy in hardware using active fault-masking, e.g. by switching out faulty elements or by switching in spare elements where processing functionality is redundant
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F11/00—Error detection; Error correction; Monitoring
    • G06F11/22—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing
    • G06F11/2205—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested
    • G06F11/2215—Detection or location of defective computer hardware by testing during standby operation or during idle time, e.g. start-up testing using arrangements specific to the hardware being tested to test error correction or detection circuits
KR1019890700773A 1987-08-31 1989-05-01 고장허용 출력회로 KR890702123A (ko)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US07/091,086 US4868826A (en) 1987-08-31 1987-08-31 Fault-tolerant output circuits
PCT/US1988/002869 WO1989002124A1 (en) 1987-08-31 1988-08-19 Fault-tolerant output circuits

Publications (1)

Publication Number Publication Date
KR890702123A true KR890702123A (ko) 1989-12-22

Family

ID=22225981

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1019890700773A KR890702123A (ko) 1987-08-31 1989-05-01 고장허용 출력회로

Country Status (7)

Country Link
US (1) US4868826A (ko)
EP (1) EP0329774A4 (ko)
JP (1) JPH02501244A (ko)
KR (1) KR890702123A (ko)
CA (1) CA1315407C (ko)
DK (1) DK209789D0 (ko)
WO (1) WO1989002124A1 (ko)

Families Citing this family (44)

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CA2003338A1 (en) * 1987-11-09 1990-06-09 Richard W. Cutts, Jr. Synchronization of fault-tolerant computer system having multiple processors
AU616213B2 (en) * 1987-11-09 1991-10-24 Tandem Computers Incorporated Method and apparatus for synchronizing a plurality of processors
US4965717A (en) * 1988-12-09 1990-10-23 Tandem Computers Incorporated Multiple processor system having shared memory with private-write capability
AU625293B2 (en) * 1988-12-09 1992-07-09 Tandem Computers Incorporated Synchronization of fault-tolerant computer system having multiple processors
US4995040A (en) * 1989-02-03 1991-02-19 Rockwell International Corporation Apparatus for management, comparison, and correction of redundant digital data
US5295258A (en) * 1989-12-22 1994-03-15 Tandem Computers Incorporated Fault-tolerant computer system with online recovery and reintegration of redundant components
US5203004A (en) * 1990-01-08 1993-04-13 Tandem Computers Incorporated Multi-board system having electronic keying and preventing power to improperly connected plug-in board with improperly configured diode connections
US5210756A (en) * 1990-09-26 1993-05-11 Honeywell Inc. Fault detection in relay drive circuits
US5339404A (en) * 1991-05-28 1994-08-16 International Business Machines Corporation Asynchronous TMR processing system
US5349654A (en) * 1992-02-20 1994-09-20 The Boeing Company Fault tolerant data exchange unit
US5428769A (en) * 1992-03-31 1995-06-27 The Dow Chemical Company Process control interface system having triply redundant remote field units
US5583757A (en) * 1992-08-04 1996-12-10 The Dow Chemical Company Method of input signal resolution for actively redundant process control computers
FR2700436B1 (fr) * 1993-01-08 1995-03-31 Merlin Gerin Système de contrôle commande de sécurité.
US5498912A (en) * 1993-10-04 1996-03-12 Rockwell International Corporation Majority voted two fault tolerant power switch
EP0697661B1 (de) * 1994-08-04 1997-11-19 Siemens Aktiengesellschaft Einrichtung zur technischen Diagnose von Fehlern in einem ärztlichen, insbesondere zahnärztlichen Gerät
US5508910A (en) * 1994-09-26 1996-04-16 Forney International, Inc. Redundant analog I/O board system
US5537583A (en) * 1994-10-11 1996-07-16 The Boeing Company Method and apparatus for a fault tolerant clock with dynamic reconfiguration
GB2295032A (en) * 1994-11-14 1996-05-15 Ibm Fault tolerant cooling in a data storage system
US5613064A (en) * 1995-01-13 1997-03-18 Curtin; Keith W. Output network for a fault tolerant control system
US5796935A (en) * 1995-07-20 1998-08-18 Raytheon Company Voting node for a distributed control system
US5753927A (en) * 1995-09-29 1998-05-19 Boeing North American, Inc. Majority voted optical power switch
US5784386A (en) * 1996-07-03 1998-07-21 General Signal Corporation Fault tolerant synchronous clock distribution
DE69718129T2 (de) * 1996-10-29 2003-10-23 Hitachi Ltd Redundantes Datenverarbeitungssystem
DE69901675T2 (de) 1998-10-16 2003-01-23 Koninkl Philips Electronics Nv Massagevorrichtung mit saugkammer und zwei rollkörper
US6550018B1 (en) 2000-02-18 2003-04-15 The University Of Akron Hybrid multiple redundant computer system
US6732300B1 (en) 2000-02-18 2004-05-04 Lev Freydel Hybrid triple redundant computer system
US6833983B2 (en) * 2002-02-11 2004-12-21 Intel Corporation Current limiting super capacitor charger
JP2003316599A (ja) * 2002-02-22 2003-11-07 Seiko Epson Corp 集積回路
US7089072B2 (en) * 2004-05-26 2006-08-08 Taiwan Semiconductor Manufacturing Company, Ltd. Semiconductor manufacturing fault detection and management system and method
KR20070062565A (ko) * 2004-10-25 2007-06-15 로베르트 보쉬 게엠베하 적어도 2개의 처리 유닛들을 갖는 컴퓨터 시스템에서 모드전환 및 신호 비교를 위한 방법 및 장치
DE102004054373B4 (de) * 2004-11-10 2007-09-20 Siemens Ag Schaltungsanordnung zur Generierung eines Ansteuersignals
US7352544B2 (en) * 2005-07-07 2008-04-01 Pratt + Whitney Canada Corp. Method and apparatus for providing a remedial strategy for an electrical circuit
ITMI20080247A1 (it) * 2008-02-18 2009-08-19 Infotronic Spa Circuito di trasmissione di un segnale di clock per la trasmissione di segnali digitali sincroni.
FR2928498B1 (fr) * 2008-03-07 2012-06-08 Thales Sa Dispositif modulaire pour la mise en marche securisee de l'alimentation d'un equipement electronique
US8711711B2 (en) 2008-10-31 2014-04-29 Howard University System and method of detecting and locating intermittent and other faults
US8050002B2 (en) * 2008-10-31 2011-11-01 Howard University Housing arrangement for fault determination apparatus and method for installing the same
US8102779B2 (en) * 2008-10-31 2012-01-24 Howard University System and method of detecting and locating intermittent electrical faults in electrical systems
US8897635B2 (en) * 2008-10-31 2014-11-25 Howard University System and method of detecting and locating intermittent and other faults
US8805593B2 (en) * 2009-11-18 2014-08-12 Energy Control Technologies, Inc. Fault tolerant analog outputs for turbo compressors
CN102890235B (zh) 2011-07-18 2015-09-02 西门子公司 一种故障检测方法及装置
EP2595018B1 (en) * 2011-11-17 2019-01-23 Rockwell Automation Limited Method and apparatus for analogue output current control
FR2999352A1 (fr) * 2012-12-11 2014-06-13 Sagem Defense Securite Circuit electrique redonde de coupure de l'alimentation electronique d'un equipement
TWI682606B (zh) * 2019-04-18 2020-01-11 緯創資通股份有限公司 具有遠端遙控自回覆斷電機制的電源產生裝置
CN112631256B (zh) * 2020-12-29 2022-03-18 浙江中控技术股份有限公司 一种功能安全的开关量输出模块和诊断处理方法

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4015246A (en) * 1975-04-14 1977-03-29 The Charles Stark Draper Laboratory, Inc. Synchronous fault tolerant multi-processor system
GB2063021B (en) * 1979-09-12 1984-02-08 Atomic Energy Authority Uk Monitoring apparatus
JPS573101A (en) * 1980-06-09 1982-01-08 Hitachi Ltd Multiple control device
US4652417A (en) * 1985-02-07 1987-03-24 Westinghouse Electric Corp. Fault-tolerant analog output network
US4687623A (en) * 1985-10-31 1987-08-18 Westinghouse Electric Corp. Self-compensating voted logic power interface with tester

Also Published As

Publication number Publication date
CA1315407C (en) 1993-03-30
DK209789A (da) 1989-04-28
DK209789D0 (da) 1989-04-28
US4868826A (en) 1989-09-19
EP0329774A1 (en) 1989-08-30
EP0329774A4 (en) 1991-09-04
JPH02501244A (ja) 1990-04-26
WO1989002124A1 (en) 1989-03-09

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Legal Events

Date Code Title Description
A201 Request for examination
E902 Notification of reason for refusal
E601 Decision to refuse application