GB1547574A - Method of testing electrical logic circuits and apparatus therefor - Google Patents

Method of testing electrical logic circuits and apparatus therefor

Info

Publication number
GB1547574A
GB1547574A GB1993475A GB1993475A GB1547574A GB 1547574 A GB1547574 A GB 1547574A GB 1993475 A GB1993475 A GB 1993475A GB 1993475 A GB1993475 A GB 1993475A GB 1547574 A GB1547574 A GB 1547574A
Authority
GB
United Kingdom
Prior art keywords
logic circuits
apparatus therefor
testing electrical
electrical logic
testing
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
Application number
GB1993475A
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.)
Post Office
Original Assignee
Post Office
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 Post Office filed Critical Post Office
Priority to GB1993475A priority Critical patent/GB1547574A/en
Publication of GB1547574A publication Critical patent/GB1547574A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
    • G01R31/28—Testing of electronic circuits, e.g. by signal tracer
    • G01R31/317—Testing of digital circuits
    • G01R31/3181—Functional testing
    • G01R31/319—Tester hardware, i.e. output processing circuits
    • G01R31/3193—Tester hardware, i.e. output processing circuits with comparison between actual response and known fault free response
    • 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
    • G06F11/0703—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
    • G06F11/076—Error or fault detection not based on redundancy by exceeding limits by exceeding a count or rate limit, e.g. word- or bit count limit
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F2201/00—Indexing scheme relating to error detection, to error correction, and to monitoring
    • G06F2201/88—Monitoring involving counting

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
GB1993475A 1976-08-12 1976-08-12 Method of testing electrical logic circuits and apparatus therefor Expired GB1547574A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1993475A GB1547574A (en) 1976-08-12 1976-08-12 Method of testing electrical logic circuits and apparatus therefor

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1993475A GB1547574A (en) 1976-08-12 1976-08-12 Method of testing electrical logic circuits and apparatus therefor

Publications (1)

Publication Number Publication Date
GB1547574A true GB1547574A (en) 1979-06-20

Family

ID=10137575

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1993475A Expired GB1547574A (en) 1976-08-12 1976-08-12 Method of testing electrical logic circuits and apparatus therefor

Country Status (1)

Country Link
GB (1) GB1547574A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114264970A (en) * 2021-12-21 2022-04-01 福建江夏学院 Overload detection circuit and method for DC-DC converter

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114264970A (en) * 2021-12-21 2022-04-01 福建江夏学院 Overload detection circuit and method for DC-DC converter
CN114264970B (en) * 2021-12-21 2023-06-06 福建江夏学院 Overload detection circuit and method for DC-DC converter

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Legal Events

Date Code Title Description
PS Patent sealed
746 Register noted 'licences of right' (sect. 46/1977)
PCNP Patent ceased through non-payment of renewal fee