CH525514A - Opto-elektronisches Schieberegister für ein Zeitmessgerät mit einem Flüssigkristall als Anzeigemedium - Google Patents

Opto-elektronisches Schieberegister für ein Zeitmessgerät mit einem Flüssigkristall als Anzeigemedium

Info

Publication number
CH525514A
CH525514A CH1351570A CH1351570A CH525514A CH 525514 A CH525514 A CH 525514A CH 1351570 A CH1351570 A CH 1351570A CH 1351570 A CH1351570 A CH 1351570A CH 525514 A CH525514 A CH 525514A
Authority
CH
Switzerland
Prior art keywords
opto
liquid crystal
shift register
display medium
timing device
Prior art date
Application number
CH1351570A
Other languages
German (de)
English (en)
Inventor
U Schulthess Peter
Wild Peter
Original Assignee
Bbc Brown Boveri & Cie
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 Bbc Brown Boveri & Cie filed Critical Bbc Brown Boveri & Cie
Priority to CH1677271A priority Critical patent/CH531239A/de
Priority to CH1351570D priority patent/CH1351570A4/xx
Priority to CH1351570A priority patent/CH525514A/de
Priority to DE19702048830 priority patent/DE2048830C3/de
Priority to DE19712141298 priority patent/DE2141298C3/de
Publication of CH525514A publication Critical patent/CH525514A/de

Links

Classifications

    • 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
    • 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
    • H03K—PULSE TECHNIQUE
    • H03K23/00—Pulse counters comprising counting chains; Frequency dividers comprising counting chains
    • H03K23/001—Pulse counters comprising counting chains; Frequency dividers comprising counting chains using elements not covered by groups H03K23/002 and H03K23/74 - H03K23/84

Landscapes

  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Liquid Crystal (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Display Device Control (AREA)
CH1351570A 1970-09-10 1970-09-10 Opto-elektronisches Schieberegister für ein Zeitmessgerät mit einem Flüssigkristall als Anzeigemedium CH525514A (de)

Priority Applications (5)

Application Number Priority Date Filing Date Title
CH1677271A CH531239A (de) 1970-09-10 1970-09-10 Opto-elektronisches Schieberegister mit einem Flüssigkristall als Anzeigemedium
CH1351570D CH1351570A4 (enrdf_load_stackoverflow) 1970-09-10 1970-09-10
CH1351570A CH525514A (de) 1970-09-10 1970-09-10 Opto-elektronisches Schieberegister für ein Zeitmessgerät mit einem Flüssigkristall als Anzeigemedium
DE19702048830 DE2048830C3 (de) 1970-09-10 1970-10-05 Opto-elektronisches Schieberegister mit einem Flüssigkristall als Anzeigemedium und Verfahren zu seiner Herstellung
DE19712141298 DE2141298C3 (de) 1970-09-10 1971-08-18 Opto-elektronische Anzeigevorrichtung

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH1351570A CH525514A (de) 1970-09-10 1970-09-10 Opto-elektronisches Schieberegister für ein Zeitmessgerät mit einem Flüssigkristall als Anzeigemedium

Publications (1)

Publication Number Publication Date
CH525514A true CH525514A (de) 1972-02-29

Family

ID=4393075

Family Applications (3)

Application Number Title Priority Date Filing Date
CH1351570A CH525514A (de) 1970-09-10 1970-09-10 Opto-elektronisches Schieberegister für ein Zeitmessgerät mit einem Flüssigkristall als Anzeigemedium
CH1677271A CH531239A (de) 1970-09-10 1970-09-10 Opto-elektronisches Schieberegister mit einem Flüssigkristall als Anzeigemedium
CH1351570D CH1351570A4 (enrdf_load_stackoverflow) 1970-09-10 1970-09-10

Family Applications After (2)

Application Number Title Priority Date Filing Date
CH1677271A CH531239A (de) 1970-09-10 1970-09-10 Opto-elektronisches Schieberegister mit einem Flüssigkristall als Anzeigemedium
CH1351570D CH1351570A4 (enrdf_load_stackoverflow) 1970-09-10 1970-09-10

Country Status (2)

Country Link
CH (3) CH525514A (enrdf_load_stackoverflow)
DE (1) DE2048830C3 (enrdf_load_stackoverflow)

Also Published As

Publication number Publication date
DE2048830C3 (de) 1981-06-25
DE2048830B2 (de) 1980-09-04
CH1351570A4 (enrdf_load_stackoverflow) 1972-02-29
DE2048830A1 (de) 1972-03-16
CH531239A (de) 1972-11-30

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Legal Events

Date Code Title Description
PL Patent ceased