JPS50129241A - - Google Patents

Info

Publication number
JPS50129241A
JPS50129241A JP50006915A JP691575A JPS50129241A JP S50129241 A JPS50129241 A JP S50129241A JP 50006915 A JP50006915 A JP 50006915A JP 691575 A JP691575 A JP 691575A JP S50129241 A JPS50129241 A JP S50129241A
Authority
JP
Japan
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
JP50006915A
Other languages
Japanese (ja)
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 filed Critical
Publication of JPS50129241A publication Critical patent/JPS50129241A/ja
Pending legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
    • H02H3/00—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection
    • H02H3/50—Emergency protective circuit arrangements for automatic disconnection directly responsive to an undesired change from normal electric working condition with or without subsequent reconnection ; integrated protection responsive to the appearance of abnormal wave forms, e.g. AC in DC installations
    • 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
    • G04G9/0023—Visual time or date indication means by light valves in general
    • G04G9/0029—Details
    • G04G9/0047—Details electrical, e.g. selection or application of the operating voltage

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal Display Device Control (AREA)
  • Oscillators With Electromechanical Resonators (AREA)
  • Electric Clocks (AREA)
  • Liquid Crystal (AREA)
JP50006915A 1974-03-27 1975-01-13 Pending JPS50129241A (enrdf_load_stackoverflow)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US455372A US3873888A (en) 1974-03-27 1974-03-27 Liquid crystal protection circuit

Publications (1)

Publication Number Publication Date
JPS50129241A true JPS50129241A (enrdf_load_stackoverflow) 1975-10-13

Family

ID=23808523

Family Applications (1)

Application Number Title Priority Date Filing Date
JP50006915A Pending JPS50129241A (enrdf_load_stackoverflow) 1974-03-27 1975-01-13

Country Status (10)

Country Link
US (1) US3873888A (enrdf_load_stackoverflow)
JP (1) JPS50129241A (enrdf_load_stackoverflow)
CA (1) CA1033480A (enrdf_load_stackoverflow)
CH (2) CH610713B5 (enrdf_load_stackoverflow)
DE (1) DE2501114C3 (enrdf_load_stackoverflow)
FR (1) FR2266207B1 (enrdf_load_stackoverflow)
GB (1) GB1485061A (enrdf_load_stackoverflow)
HK (1) HK55180A (enrdf_load_stackoverflow)
MY (1) MY8100199A (enrdf_load_stackoverflow)
SU (1) SU563931A3 (enrdf_load_stackoverflow)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5877391U (ja) * 1981-11-20 1983-05-25 トキコ株式会社 液晶表示回路

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS51135499A (en) * 1975-05-20 1976-11-24 Seiko Epson Corp Liquid crystal display unit
DE2939553A1 (de) * 1979-09-28 1981-04-02 Eurosil GmbH, 8000 München Schaltungsanordnung zur steuerung einer mehrstelligen fluessigkristallanzeige
JPH0693166B2 (ja) * 1984-09-05 1994-11-16 株式会社日立製作所 液晶素子
DE3807020A1 (de) * 1988-03-04 1989-09-14 Eurosil Electronic Gmbh Fluessigkristallanzeige mit taktgesteuerter abschaltung

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB505490A (en) * 1937-10-11 1939-05-11 Eric Lawrence Casling White Improvements in or relating to cathode ray tube television and like apparatus
US3588608A (en) * 1969-02-24 1971-06-28 Sun Electric Corp Circuit protection apparatus for disabling high voltage to a cathode-ray tube
DE2150621A1 (de) * 1971-10-11 1973-04-19 Rca Corp Steuerschaltung, insbesondere fuer eine fluessigkristallzelle
GB1425828A (en) * 1972-04-24 1976-02-18 Rca Corp Electron beam tube protection circuit

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5877391U (ja) * 1981-11-20 1983-05-25 トキコ株式会社 液晶表示回路

Also Published As

Publication number Publication date
CH74475A4 (enrdf_load_stackoverflow) 1977-01-31
CA1033480A (en) 1978-06-20
CH610713B5 (enrdf_load_stackoverflow) 1979-05-15
DE2501114B2 (de) 1981-07-02
FR2266207B1 (enrdf_load_stackoverflow) 1978-04-21
MY8100199A (en) 1981-12-31
US3873888A (en) 1975-03-25
GB1485061A (en) 1977-09-08
DE2501114A1 (de) 1975-10-09
HK55180A (en) 1980-10-10
DE2501114C3 (de) 1982-02-25
FR2266207A1 (enrdf_load_stackoverflow) 1975-10-24
SU563931A3 (ru) 1977-06-30

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