FR2444956A1 - Dispositif d'affichage a cristaux liquides - Google Patents

Dispositif d'affichage a cristaux liquides

Info

Publication number
FR2444956A1
FR2444956A1 FR7931498A FR7931498A FR2444956A1 FR 2444956 A1 FR2444956 A1 FR 2444956A1 FR 7931498 A FR7931498 A FR 7931498A FR 7931498 A FR7931498 A FR 7931498A FR 2444956 A1 FR2444956 A1 FR 2444956A1
Authority
FR
France
Prior art keywords
liquid crystal
display device
crystal display
display part
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.)
Granted
Application number
FR7931498A
Other languages
English (en)
French (fr)
Other versions
FR2444956B1 (enExample
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.)
Toshiba Corp
Original Assignee
Tokyo Shibaura Electric Co 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
Priority claimed from JP16070478A external-priority patent/JPS5587194A/ja
Priority claimed from JP8214879A external-priority patent/JPS567011A/ja
Application filed by Tokyo Shibaura Electric Co Ltd filed Critical Tokyo Shibaura Electric Co Ltd
Publication of FR2444956A1 publication Critical patent/FR2444956A1/fr
Application granted granted Critical
Publication of FR2444956B1 publication Critical patent/FR2444956B1/fr
Granted legal-status Critical Current

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
    • G09G3/04—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions
    • G09G3/16—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source
    • G09G3/18—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of a single character by selection from a plurality of characters, or by composing the character by combination of individual elements, e.g. segments using a combination of such display devices for composing words, rows or the like, in a frame with fixed character positions by control of light from an independent source using liquid crystals
    • 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
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/302—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements characterised by the form or geometrical disposition of the individual elements

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Computer Hardware Design (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Display Device Control (AREA)
FR7931498A 1978-12-23 1979-12-21 Dispositif d'affichage a cristaux liquides Granted FR2444956A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP16070478A JPS5587194A (en) 1978-12-23 1978-12-23 Battery consumption detection in liquid crystal display circuit
JP8214879A JPS567011A (en) 1979-06-29 1979-06-29 Liquid crystal indicator driving system

Publications (2)

Publication Number Publication Date
FR2444956A1 true FR2444956A1 (fr) 1980-07-18
FR2444956B1 FR2444956B1 (enExample) 1984-11-30

Family

ID=26423163

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7931498A Granted FR2444956A1 (fr) 1978-12-23 1979-12-21 Dispositif d'affichage a cristaux liquides

Country Status (3)

Country Link
DE (1) DE2951760C2 (enExample)
FR (1) FR2444956A1 (enExample)
GB (1) GB2043318B (enExample)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3432247C2 (de) * 1984-09-01 1986-12-18 Mannesmann Kienzle GmbH, 7730 Villingen-Schwenningen Anordnung zur Anzeige einer fehlerhaften Funktionsweise einer Flüssigkristallanzeige
DE3734979A1 (de) * 1986-10-16 1988-04-28 Olympus Optical Co Endoskop
IE59833B1 (en) * 1987-03-31 1994-04-06 Coralsun Enterprises Limited Pressure measuring and recording apparatus
US4965548A (en) * 1989-02-09 1990-10-23 Banner Engineering Corp. Level indicator with alarm
GB9009190D0 (en) * 1990-04-24 1990-06-20 Devilbiss The Company Limited Miniature electronic pressure gauge
KR19980035051A (ko) * 1996-11-11 1998-08-05 구자홍 영상표시기기의 실내온도 및 체온 표시장치와 방법

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2163684A1 (de) * 1971-12-03 1973-06-07 Bbc Brown Boveri & Cie Informationstraeger fuer projektionszwecke
GB1481530A (en) * 1974-02-26 1977-08-03 Citizen Watch Co Ltd Electronic timepiece
GB1512591A (en) * 1975-01-29 1978-06-01 Seiko Instr & Electronics Electronic timepiece
GB1514418A (en) * 1975-05-01 1978-06-14 Seiko Instr & Electronics Electronic timepiece
US4110967A (en) * 1975-09-02 1978-09-05 Hiro Fujita Method and system for driving liquid crystal display device
GB1536709A (en) * 1975-12-29 1978-12-20 Seiko Instr & Electronics Electronic timepieces

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1354392A (en) * 1970-10-27 1974-06-05 Suwa Seikosha Kk Electronic timepieces and display means therefor
CH616822B5 (enExample) * 1973-05-10 1980-04-30 Ebauches Sa

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2163684A1 (de) * 1971-12-03 1973-06-07 Bbc Brown Boveri & Cie Informationstraeger fuer projektionszwecke
GB1481530A (en) * 1974-02-26 1977-08-03 Citizen Watch Co Ltd Electronic timepiece
GB1512591A (en) * 1975-01-29 1978-06-01 Seiko Instr & Electronics Electronic timepiece
GB1514418A (en) * 1975-05-01 1978-06-14 Seiko Instr & Electronics Electronic timepiece
US4110967A (en) * 1975-09-02 1978-09-05 Hiro Fujita Method and system for driving liquid crystal display device
GB1536709A (en) * 1975-12-29 1978-12-20 Seiko Instr & Electronics Electronic timepieces

Also Published As

Publication number Publication date
DE2951760A1 (de) 1980-06-26
GB2043318B (en) 1982-10-20
DE2951760C2 (de) 1986-01-02
GB2043318A (en) 1980-10-01
FR2444956B1 (enExample) 1984-11-30

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Legal Events

Date Code Title Description
CD Change of name or company name
ST Notification of lapse