GB2526917B - Fail-safe processing apparatus - Google Patents

Fail-safe processing apparatus

Info

Publication number
GB2526917B
GB2526917B GB1506268.0A GB201506268A GB2526917B GB 2526917 B GB2526917 B GB 2526917B GB 201506268 A GB201506268 A GB 201506268A GB 2526917 B GB2526917 B GB 2526917B
Authority
GB
United Kingdom
Prior art keywords
fail
processing apparatus
safe processing
safe
processing
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.)
Active
Application number
GB1506268.0A
Other languages
English (en)
Other versions
GB2526917A (en
GB201506268D0 (en
Inventor
Kato Shohei
Sakuyama Hideo
Shibata Naoki
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.)
Hitachi Ltd
Original Assignee
Hitachi Ltd
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 Hitachi Ltd filed Critical Hitachi Ltd
Publication of GB201506268D0 publication Critical patent/GB201506268D0/en
Publication of GB2526917A publication Critical patent/GB2526917A/en
Application granted granted Critical
Publication of GB2526917B publication Critical patent/GB2526917B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • 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
    • G05B19/00—Program-control systems
    • G05B19/02—Program-control systems electric
    • G05B19/04—Program control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/042—Program control other than numerical control, i.e. in sequence controllers or logic controllers using digital processors
    • G05B19/0428—Safety, monitoring
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1641—Error detection by comparing the output of redundant processing systems where the comparison is not performed by the redundant processing components
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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 OR CALCULATING; 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 OR CALCULATING; 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
    • G06F11/182—Error detection or correction of the data by redundancy in hardware using passive fault-masking of the redundant circuits based on mutual exchange of the output between redundant processing components
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/1629—Error detection by comparing the output of redundant processing systems
    • G06F11/1633—Error detection by comparing the output of redundant processing systems using mutual exchange of the output between the redundant processing components
    • G—PHYSICS
    • G06—COMPUTING OR CALCULATING; 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
    • G06F11/2015—Redundant power supplies

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Quality & Reliability (AREA)
  • General Engineering & Computer Science (AREA)
  • Automation & Control Theory (AREA)
  • Safety Devices In Control Systems (AREA)
  • Hardware Redundancy (AREA)
  • Retry When Errors Occur (AREA)
  • Power Sources (AREA)
GB1506268.0A 2014-05-23 2015-04-14 Fail-safe processing apparatus Active GB2526917B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2014106919A JP6600128B2 (ja) 2014-05-23 2014-05-23 演算処理装置

Publications (3)

Publication Number Publication Date
GB201506268D0 GB201506268D0 (en) 2015-05-27
GB2526917A GB2526917A (en) 2015-12-09
GB2526917B true GB2526917B (en) 2016-09-07

Family

ID=53333722

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1506268.0A Active GB2526917B (en) 2014-05-23 2015-04-14 Fail-safe processing apparatus

Country Status (4)

Country Link
JP (1) JP6600128B2 (enExample)
CN (1) CN105093979B (enExample)
DE (1) DE102015208989B4 (enExample)
GB (1) GB2526917B (enExample)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110890884B (zh) 2018-09-10 2024-06-21 台湾积体电路制造股份有限公司 故障安全电路、集成电路器件及控制电路的节点的方法
DE102019101615A1 (de) 2018-09-10 2020-03-12 Taiwan Semiconductor Manufacturing Co., Ltd. Ausfallsichere Schaltung, Layout, Vorrichtung und Verfahren

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06298105A (ja) * 1993-04-15 1994-10-25 Nippondenso Co Ltd 後輪操舵装置の制御システム
US20120233506A1 (en) * 2009-12-02 2012-09-13 Yoshio Kameda Redundant computing system and redundant computing method

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH04149743A (ja) * 1990-10-15 1992-05-22 Mitsubishi Electric Corp データ処理装置の駆動方式
JP2001183490A (ja) * 1999-12-22 2001-07-06 Hitachi Ltd 炉心流量制御システム
JP2002116921A (ja) 2000-10-06 2002-04-19 Matsushita Electric Ind Co Ltd 中央演算装置の補助装置
US7516358B2 (en) 2005-12-20 2009-04-07 Hewlett-Packard Development Company, L.P. Tuning core voltages of processors
US8143851B2 (en) * 2008-02-15 2012-03-27 Apple Inc. Power source having a parallel cell topology
US8373435B2 (en) 2008-09-30 2013-02-12 Freescale Semiconductor, Inc. Method and apparatus for handling an output mismatch
JP2011198205A (ja) * 2010-03-23 2011-10-06 Railway Technical Research Institute 二重系制御システム
CN101996110B (zh) * 2010-11-17 2012-12-19 中国航空工业集团公司第六三一研究所 基于模块化结构的三余度容错计算机平台

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06298105A (ja) * 1993-04-15 1994-10-25 Nippondenso Co Ltd 後輪操舵装置の制御システム
US20120233506A1 (en) * 2009-12-02 2012-09-13 Yoshio Kameda Redundant computing system and redundant computing method

Also Published As

Publication number Publication date
JP6600128B2 (ja) 2019-10-30
DE102015208989A1 (de) 2015-11-26
JP2015222520A (ja) 2015-12-10
CN105093979B (zh) 2017-11-28
CN105093979A (zh) 2015-11-25
GB2526917A (en) 2015-12-09
GB201506268D0 (en) 2015-05-27
DE102015208989B4 (de) 2024-06-27

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