FR2389956A1 - - Google Patents

Info

Publication number
FR2389956A1
FR2389956A1 FR7812920A FR7812920A FR2389956A1 FR 2389956 A1 FR2389956 A1 FR 2389956A1 FR 7812920 A FR7812920 A FR 7812920A FR 7812920 A FR7812920 A FR 7812920A FR 2389956 A1 FR2389956 A1 FR 2389956A1
Authority
FR
France
Prior art keywords
emitting diodes
light
displayed
processing
display
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.)
Withdrawn
Application number
FR7812920A
Other languages
English (en)
French (fr)
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.)
CHRONOLOG SYSTEMS Ltd
Original Assignee
CHRONOLOG SYSTEMS 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 CHRONOLOG SYSTEMS Ltd filed Critical CHRONOLOG SYSTEMS Ltd
Publication of FR2389956A1 publication Critical patent/FR2389956A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/40—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect
    • G01R13/404—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values
    • G01R13/405—Arrangements for displaying electric variables or waveforms using modulation of a light beam otherwise than by mechanical displacement, e.g. by Kerr effect for discontinuous display, i.e. display of discrete values using a plurality of active, i.e. light emitting, e.g. electro-luminescent elements, i.e. bar graphs

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Measurement Of Current Or Voltage (AREA)
  • Control Of El Displays (AREA)
FR7812920A 1977-05-03 1978-05-02 Withdrawn FR2389956A1 (OSRAM)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB1847877A GB1568576A (en) 1977-05-03 1977-05-03 Electrical circuit means for use in analogue display

Publications (1)

Publication Number Publication Date
FR2389956A1 true FR2389956A1 (OSRAM) 1978-12-01

Family

ID=10113123

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7812920A Withdrawn FR2389956A1 (OSRAM) 1977-05-03 1978-05-02

Country Status (4)

Country Link
DE (1) DE2819472A1 (OSRAM)
FR (1) FR2389956A1 (OSRAM)
GB (1) GB1568576A (OSRAM)
NL (1) NL7804801A (OSRAM)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2186135B (en) * 1986-02-03 1989-11-01 Plessey Co Plc Analogue to digital converter
CN107561330B (zh) * 2017-10-11 2023-12-08 绍兴职业技术学院 一种多输入源的20级电平指示电路

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2162309A1 (OSRAM) * 1971-12-10 1973-07-20 Schlumberger Compteurs
FR2171737A5 (OSRAM) * 1972-02-09 1973-09-21 Beckman Instruments Inc
DE2503855A1 (de) * 1974-02-05 1975-08-07 Siemens Ag Schaltung fuer eine als anzeigeeinheit dienende leuchtdiodenkette
DE2408062A1 (de) * 1974-02-20 1975-08-28 Deuta Werke Gmbh Verfahren und vorrichtung zur anzeige von messwerten mit hilfe von reihenfoermig angeordneten anzeigeelementen

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2162309A1 (OSRAM) * 1971-12-10 1973-07-20 Schlumberger Compteurs
FR2171737A5 (OSRAM) * 1972-02-09 1973-09-21 Beckman Instruments Inc
US3771015A (en) * 1972-02-09 1973-11-06 Beckman Instruments Inc Light-emitting diode display
DE2503855A1 (de) * 1974-02-05 1975-08-07 Siemens Ag Schaltung fuer eine als anzeigeeinheit dienende leuchtdiodenkette
DE2408062A1 (de) * 1974-02-20 1975-08-28 Deuta Werke Gmbh Verfahren und vorrichtung zur anzeige von messwerten mit hilfe von reihenfoermig angeordneten anzeigeelementen

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/76 *

Also Published As

Publication number Publication date
NL7804801A (nl) 1978-11-07
DE2819472A1 (de) 1978-12-14
GB1568576A (en) 1980-06-04

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Legal Events

Date Code Title Description
ST Notification of lapse