FR2090318A1 - - Google Patents

Info

Publication number
FR2090318A1
FR2090318A1 FR7118580A FR7118580A FR2090318A1 FR 2090318 A1 FR2090318 A1 FR 2090318A1 FR 7118580 A FR7118580 A FR 7118580A FR 7118580 A FR7118580 A FR 7118580A FR 2090318 A1 FR2090318 A1 FR 2090318A1
Authority
FR
France
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.)
Granted
Application number
FR7118580A
Other languages
French (fr)
Other versions
FR2090318B1 (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.)
BBC Brown Boveri AG Switzerland
BBC Brown Boveri France SA
Original Assignee
Brown Boveri und Cie AG Switzerland
BBC Brown Boveri France SA
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 Brown Boveri und Cie AG Switzerland, BBC Brown Boveri France SA filed Critical Brown Boveri und Cie AG Switzerland
Publication of FR2090318A1 publication Critical patent/FR2090318A1/fr
Application granted granted Critical
Publication of FR2090318B1 publication Critical patent/FR2090318B1/fr
Expired legal-status Critical Current

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
    • G02F1/1333—Constructional arrangements; Manufacturing methods
    • G02F1/133382—Heating or cooling of liquid crystal cells other than for activation, e.g. circuits or arrangements for temperature control, stabilisation or uniform distribution over the cell
    • 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

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Control Of Indicators Other Than Cathode Ray Tubes (AREA)
  • Liquid Crystal Display Device Control (AREA)
FR7118580A 1970-05-27 1971-05-24 Expired FR2090318B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH784070A CH520938A (en) 1970-05-27 1970-05-27 Arrangement for the visual representation of time-varying electrical voltages

Publications (2)

Publication Number Publication Date
FR2090318A1 true FR2090318A1 (en) 1972-01-14
FR2090318B1 FR2090318B1 (en) 1975-07-04

Family

ID=4331195

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7118580A Expired FR2090318B1 (en) 1970-05-27 1971-05-24

Country Status (6)

Country Link
CA (1) CA944040A (en)
CH (1) CH520938A (en)
DE (1) DE2042901C3 (en)
FR (1) FR2090318B1 (en)
GB (1) GB1337637A (en)
NL (1) NL7107099A (en)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2198167A1 (en) * 1972-08-29 1974-03-29 Commissariat Energie Atomique
DE2855942A1 (en) * 1978-11-24 1980-06-04 Bbc Brown Boveri & Cie DIGITAL VOLTAGE WITH ELECTROOPTICAL DISPLAY OF THE WAVEFORM

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1559074A (en) * 1975-11-05 1980-01-16 Nat Res Dev Electonic analogues waveform displays

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
NEANT *

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2198167A1 (en) * 1972-08-29 1974-03-29 Commissariat Energie Atomique
DE2855942A1 (en) * 1978-11-24 1980-06-04 Bbc Brown Boveri & Cie DIGITAL VOLTAGE WITH ELECTROOPTICAL DISPLAY OF THE WAVEFORM

Also Published As

Publication number Publication date
DE2042901C3 (en) 1978-10-12
DE2042901B2 (en) 1977-11-17
CA944040A (en) 1974-03-19
FR2090318B1 (en) 1975-07-04
NL7107099A (en) 1971-11-30
DE2042901A1 (en) 1971-12-09
CH520938A (en) 1972-03-31
GB1337637A (en) 1973-11-14

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Legal Events

Date Code Title Description
ST Notification of lapse