GB1345503A - System for function supervision of the electrical actuation of seven-element numerical indications - Google Patents

System for function supervision of the electrical actuation of seven-element numerical indications

Info

Publication number
GB1345503A
GB1345503A GB3197272A GB3197272A GB1345503A GB 1345503 A GB1345503 A GB 1345503A GB 3197272 A GB3197272 A GB 3197272A GB 3197272 A GB3197272 A GB 3197272A GB 1345503 A GB1345503 A GB 1345503A
Authority
GB
United Kingdom
Prior art keywords
display
test
digit
signal
logic circuits
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
GB3197272A
Other languages
English (en)
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.)
Scheidt and Bachmann GmbH
Original Assignee
Scheidt and Bachmann GmbH
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
Priority claimed from DE19712146987 external-priority patent/DE2146987C/de
Application filed by Scheidt and Bachmann GmbH filed Critical Scheidt and Bachmann GmbH
Publication of GB1345503A publication Critical patent/GB1345503A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/006—Electronic inspection or testing of displays and display drivers, e.g. of LED or LCD displays
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/08—Output circuits

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
GB3197272A 1971-09-21 1972-07-07 System for function supervision of the electrical actuation of seven-element numerical indications Expired GB1345503A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE19712146987 DE2146987C (de) 1971-09-21 Vorrichtung zur Funktionsüberwachung der elektrischen Ansteuerung von Sieben-Element-Zifferanzeigen

Publications (1)

Publication Number Publication Date
GB1345503A true GB1345503A (en) 1974-01-30

Family

ID=5820106

Family Applications (1)

Application Number Title Priority Date Filing Date
GB3197272A Expired GB1345503A (en) 1971-09-21 1972-07-07 System for function supervision of the electrical actuation of seven-element numerical indications

Country Status (5)

Country Link
CH (1) CH547536A (enExample)
FR (1) FR2153233B1 (enExample)
GB (1) GB1345503A (enExample)
IT (1) IT963669B (enExample)
NL (1) NL157762B (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000343A (en) * 1977-06-21 1979-01-04 Vogel & Halke Control and fault-indicating circuitry for led-displays

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2000343A (en) * 1977-06-21 1979-01-04 Vogel & Halke Control and fault-indicating circuitry for led-displays
GB2000343B (en) * 1977-06-21 1982-01-20 Vogel & Halke Control and fault-indicating circuitry for led displays

Also Published As

Publication number Publication date
FR2153233A1 (enExample) 1973-05-04
NL157762B (nl) 1978-08-15
DE2146987A1 (enExample) 1972-11-23
IT963669B (it) 1974-01-21
FR2153233B1 (enExample) 1979-02-09
CH547536A (de) 1974-03-29
NL7210659A (enExample) 1973-03-23
DE2146987B2 (de) 1972-11-23

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Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee