DE2313036A1 - Semianaloge darstellungsvorrichtung - Google Patents

Semianaloge darstellungsvorrichtung

Info

Publication number
DE2313036A1
DE2313036A1 DE2313036A DE2313036A DE2313036A1 DE 2313036 A1 DE2313036 A1 DE 2313036A1 DE 2313036 A DE2313036 A DE 2313036A DE 2313036 A DE2313036 A DE 2313036A DE 2313036 A1 DE2313036 A1 DE 2313036A1
Authority
DE
Germany
Prior art keywords
unit
counter
control
group
input
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.)
Pending
Application number
DE2313036A
Other languages
German (de)
English (en)
Inventor
Philippe Sainte-Beuve
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.)
Koninklijke Philips NV
Original Assignee
Philips Gloeilampenfabrieken NV
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 Philips Gloeilampenfabrieken NV filed Critical Philips Gloeilampenfabrieken NV
Publication of DE2313036A1 publication Critical patent/DE2313036A1/de
Pending legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R23/00—Arrangements for measuring frequencies; Arrangements for analysing frequency spectra
    • G01R23/02—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage
    • G01R23/10—Arrangements for measuring frequency, e.g. pulse repetition rate; Arrangements for measuring period of current or voltage by converting frequency into a train of pulses, which are then counted, i.e. converting the signal into a square wave
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R13/00—Arrangements for displaying electric variables or waveforms
    • G01R13/02—Arrangements for displaying electric variables or waveforms for displaying measured electric variables in digital form
    • 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
    • G01R13/407—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 passive display elements, e.g. liquid crystal or Kerr-effect display elements
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
    • G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
    • G01R19/25—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques
    • G01R19/255—Arrangements for measuring currents or voltages or for indicating presence or sign thereof using digital measurement techniques using analogue/digital converters of the type with counting of pulses during a period of time proportional to voltage or current, delivered by a pulse generator with fixed frequency
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G9/00—Visual time or date indication means
    • G04G9/02—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques
    • G04G9/06—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
    • G04G9/062—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals using multiplexing techniques
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K21/00—Details of pulse counters or frequency dividers
    • H03K21/08—Output circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M1/00—Analogue/digital conversion; Digital/analogue conversion
    • H03M1/12—Analogue/digital converters
    • H03M1/50—Analogue/digital converters with intermediate conversion to time interval

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
DE2313036A 1972-03-23 1973-03-16 Semianaloge darstellungsvorrichtung Pending DE2313036A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7210224A FR2176556B1 (enrdf_load_stackoverflow) 1972-03-23 1972-03-23

Publications (1)

Publication Number Publication Date
DE2313036A1 true DE2313036A1 (de) 1973-10-04

Family

ID=9095698

Family Applications (1)

Application Number Title Priority Date Filing Date
DE2313036A Pending DE2313036A1 (de) 1972-03-23 1973-03-16 Semianaloge darstellungsvorrichtung

Country Status (2)

Country Link
DE (1) DE2313036A1 (enrdf_load_stackoverflow)
FR (1) FR2176556B1 (enrdf_load_stackoverflow)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2515684A1 (de) * 1974-04-25 1975-11-13 Timex Corp Elektro-optische anzeigevorrichtung
DE2715154A1 (de) * 1976-04-06 1977-10-20 Smiths Industries Ltd Anzeigevorrichtung zur anzeige mehrerer sich veraendernder groessen
DE3539531A1 (de) * 1984-11-09 1986-05-22 Hitachi, Ltd., Tokio/Tokyo Fluessigkristallanzeige

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2365174A1 (fr) * 1976-09-17 1978-04-14 Commissariat Energie Atomique Procede de commande d'un dispositif d'affichage analogique a bande discontinue de cristal liquide et circuit pour la mise en oeuvre de ce procede
CH601826A5 (enrdf_load_stackoverflow) * 1976-12-24 1978-07-14 Bbc Brown Boveri & Cie
JPS6044621B2 (ja) * 1977-03-18 1985-10-04 ソニー株式会社 ピ−クホ−ルド回路
DE3034454A1 (de) * 1980-09-12 1982-04-15 Eurosil GmbH, 8000 München Quasi-analoge anzeigeeinrichtung

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2515684A1 (de) * 1974-04-25 1975-11-13 Timex Corp Elektro-optische anzeigevorrichtung
DE2715154A1 (de) * 1976-04-06 1977-10-20 Smiths Industries Ltd Anzeigevorrichtung zur anzeige mehrerer sich veraendernder groessen
DE3539531A1 (de) * 1984-11-09 1986-05-22 Hitachi, Ltd., Tokio/Tokyo Fluessigkristallanzeige

Also Published As

Publication number Publication date
FR2176556B1 (enrdf_load_stackoverflow) 1977-09-02
FR2176556A1 (enrdf_load_stackoverflow) 1973-11-02

Similar Documents

Publication Publication Date Title
DE2002429B2 (de) Schaltung zum messen der frequenz bzw. periodendauer eines pulses
DE1917001A1 (de) Digitalmessgeraet mit zusaetzlicher Analogsichtanzeige
DE2313036A1 (de) Semianaloge darstellungsvorrichtung
DE2041349B2 (de) Vorrichtung zur ziffernmäßigen Anzeige schnell veränderlicher physikalischer Meßgrößen
DE1260530B (de) Zaehlschaltung zur Zaehlung jedes von einer Vielzahl von angelegten Eingangsimpulsen
DE2248622C3 (de) Auswerteinrichtung für ein Lehrsystem
DE1007085C2 (de) Elektronisch arbeitender Zaehler
CH464292A (de) Digitale, elektrische Zählvorrichtung
DE2058682B2 (de) Mehrstufiger zaehler
DE1192414B (de) Anordnung zur Daueranzeige von auf ein Zeitintervall bezogenen Messgroessen
EP0243771B1 (de) Verfahren und Anordnung zur schnellen und präzisen Messung der Frequenz eines Signals
DE2543342A1 (de) Schaltungsanordnung und verfahren zur messung der genauigkeit eines zeitmessers
DE968265C (de) Elektronische Rechenmaschine mit biquinaerer Dekade
DE2422727C3 (de) Elektronische Uhr
DE2142053A1 (de) Zeitwählschaltung
DE2358296B2 (de) Schaltungsanordnung zum messen der verzerrung von datensignalen
DE1203015B (de) Verfahren und Vorrichtung zur mechanisch-elektrischen Bestimmung von Kraeften mit direktem Digitalresultat
DE1591984C3 (de) Digitaler Spannungsmesser
DE829234C (de) Elektronischer Zaehler
DE2126595A1 (de) Einrichtung zur Anzeige einer Meßbereichs-Überschreitung
DE2050671C3 (de) Verfahren und Schaltungsanordnung zum Verhindern des Flackerns einer digitalen oder quasi-analogen Anzeige
DE2552509B2 (de) Anzeigeeinrichtung für die Anzeige mindestens zweier analoger Signale
DE2152595C3 (de) Verfahren für den Vergleich einer Sollfrequenz mit einer nur wenig von ihr abliegenden MeBfrequenz und Schaltungsanordnung zur Durchführung des Verfahrens
DE2040142C (de) Schaltungsanordnung zum Messen und Anzeigen der mittleren Belegungsdauer oder der Belastung von zentralen Geräten in Fernmelde-, insbesondere Fernsprechvermittlungsanlagen
DE972482C (de) Einrichtung zur unmittelbaren dekadischen Anzeige einer Summe von elektrischen Impulsen