HUT45337A - Circuit arrangement for examining indicator devices with light-emitting diodes, preferably for testing the indicator devices of standard balances - Google Patents

Circuit arrangement for examining indicator devices with light-emitting diodes, preferably for testing the indicator devices of standard balances

Info

Publication number
HUT45337A
HUT45337A HU288686A HU288686A HUT45337A HU T45337 A HUT45337 A HU T45337A HU 288686 A HU288686 A HU 288686A HU 288686 A HU288686 A HU 288686A HU T45337 A HUT45337 A HU T45337A
Authority
HU
Hungary
Prior art keywords
indicator devices
examining
testing
light
emitting diodes
Prior art date
Application number
HU288686A
Other languages
Hungarian (hu)
Other versions
HU197110B (en
Inventor
Stephan Hubertus
Original Assignee
Nagema Veb K
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 Nagema Veb K filed Critical Nagema Veb K
Publication of HUT45337A publication Critical patent/HUT45337A/en
Publication of HU197110B publication Critical patent/HU197110B/en

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
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
    • G01D18/00—Testing or calibrating apparatus or arrangements provided for in groups G01D1/00 - G01D15/00

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • General Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
HU288686A 1985-10-22 1986-07-11 Circuit arrangement for testing display units of led in particular display units of validable balances HU197110B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DD28194885A DD252520A3 (en) 1985-10-22 1985-10-22 CIRCUIT FOR VERIFYING AN LED DISPLAY

Publications (2)

Publication Number Publication Date
HUT45337A true HUT45337A (en) 1988-06-28
HU197110B HU197110B (en) 1989-02-28

Family

ID=5572314

Family Applications (1)

Application Number Title Priority Date Filing Date
HU288686A HU197110B (en) 1985-10-22 1986-07-11 Circuit arrangement for testing display units of led in particular display units of validable balances

Country Status (4)

Country Link
BG (1) BG48891A1 (en)
DD (1) DD252520A3 (en)
DE (1) DE3620584A1 (en)
HU (1) HU197110B (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4203276A1 (en) * 1991-09-19 1993-04-01 Ronkholz Karl Heinz Monitoring of information displayed by light-emitting diodes - registering data and control signals by groups of diodes through which current is assessed
DE19710855A1 (en) 1997-03-15 1998-10-01 Dambach Werke Gmbh LED matrix display device
JP2003249383A (en) * 2002-02-25 2003-09-05 Patoraito:Kk Failure diagnostic circuit for led indicator
AUPS261402A0 (en) * 2002-05-28 2002-06-20 Compusign Pty Ltd Array monitoring
DE102008004791B4 (en) * 2008-01-17 2009-12-10 Vossloh-Schwabe Deutschland Gmbh Load detection circuit for dimmable LED

Also Published As

Publication number Publication date
DD252520A3 (en) 1987-12-23
DE3620584A1 (en) 1987-04-23
HU197110B (en) 1989-02-28
BG48891A1 (en) 1991-06-14

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Legal Events

Date Code Title Description
HU90 Patent valid on 900628
HMM4 Cancellation of final prot. due to non-payment of fee