FR2176396A5 - - Google Patents

Info

Publication number
FR2176396A5
FR2176396A5 FR7308781A FR7308781A FR2176396A5 FR 2176396 A5 FR2176396 A5 FR 2176396A5 FR 7308781 A FR7308781 A FR 7308781A FR 7308781 A FR7308781 A FR 7308781A FR 2176396 A5 FR2176396 A5 FR 2176396A5
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.)
Expired
Application number
FR7308781A
Other languages
French (fr)
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.)
INT LIQUID XTAL CO
Original Assignee
INT LIQUID XTAL CO
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 INT LIQUID XTAL CO filed Critical INT LIQUID XTAL CO
Application granted granted Critical
Publication of FR2176396A5 publication Critical patent/FR2176396A5/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
    • G02F1/137—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/139—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
    • G02F1/1396—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 characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
    • 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B9/00—Exposure-making shutters; Diaphragms
    • G03B9/08—Shutters

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Mathematical Physics (AREA)
  • Liquid Crystal (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
FR7308781A 1972-03-10 1973-03-12 Expired FR2176396A5 (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US23367872A 1972-03-10 1972-03-10

Publications (1)

Publication Number Publication Date
FR2176396A5 true FR2176396A5 (no) 1973-10-26

Family

ID=22878250

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7308781A Expired FR2176396A5 (no) 1972-03-10 1973-03-12

Country Status (5)

Country Link
JP (1) JPS5922210B2 (no)
CA (1) CA1002642A (no)
DE (1) DE2310219C2 (no)
FR (1) FR2176396A5 (no)
GB (1) GB1430391A (no)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2177307A5 (no) * 1972-03-17 1973-11-02 Suwa Seikosha Kk

Families Citing this family (32)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS49130757A (no) * 1973-04-18 1974-12-14
JPS49130758A (no) * 1973-04-19 1974-12-14
JPS5616917B2 (no) * 1973-08-03 1981-04-18
JPS5041485U (no) * 1973-08-13 1975-04-26
JPS5051698A (no) * 1973-09-07 1975-05-08
JPS5348608Y2 (no) * 1973-09-21 1978-11-21
JPS5422387Y2 (no) * 1974-02-08 1979-08-04
JPS5757710B2 (no) * 1974-04-10 1982-12-06 Canon Kk
JPS5110797A (ja) * 1974-07-09 1976-01-28 Canon Kk Ekishohyojisochi
JPS518897A (ja) * 1974-07-09 1976-01-24 Canon Kk Ekishohyojisochi
JPS5131198A (ja) * 1974-09-10 1976-03-17 Suwa Seikosha Kk Hyojisochi
JPS5137885U (no) * 1974-09-13 1976-03-22
JPS5194687U (no) * 1975-01-29 1976-07-29
JPS5817957B2 (ja) * 1975-01-30 1983-04-11 日本電産コパル株式会社 ヒカリカクサンソウチ
JPS6015196Y2 (ja) * 1975-03-08 1985-05-14 カシオ計算機株式会社 液晶時計表示部の構造
JPS567538Y2 (no) * 1975-04-30 1981-02-19
JPS52104389U (no) * 1976-02-06 1977-08-08
US4042294A (en) * 1976-03-17 1977-08-16 Micro Display Systems Inc Illuminated electro-optical display apparatus
JPS52145788U (no) * 1976-04-28 1977-11-04
JPS5744361Y2 (no) * 1976-08-18 1982-09-30
JPS5355493U (no) * 1976-10-13 1978-05-12
JPS52103994A (en) * 1976-11-01 1977-08-31 Seiko Epson Corp Display unit
JPS53152585U (no) * 1978-03-30 1978-12-01
JPS53166391U (no) * 1978-06-06 1978-12-26
JPS551276U (no) * 1979-04-26 1980-01-07
GB2056739B (en) * 1979-07-30 1984-03-21 Sharp Kk Segmented type liquid crystal display and driving method thereof
JPS5694386A (en) * 1979-12-27 1981-07-30 Suwa Seikosha Kk Liquiddcrystal display unit
JPS5843001Y2 (ja) * 1980-01-18 1983-09-29 カシオ計算機株式会社 電子腕時計の表示部の構造
JPS55105471U (no) * 1980-02-21 1980-07-23
JPS57197588A (en) * 1982-04-12 1982-12-03 Canon Kk Light diffusing reflection plate
JPS5981625A (ja) * 1983-09-05 1984-05-11 Canon Inc 光拡散反射体
DE3627134A1 (de) * 1986-08-09 1988-02-11 Philips Patentverwaltung Verfahren und schaltungsanordnung zur helligkeits- und temperaturabhaenigen steuerung einer lampe, insbesondere zur beleuchtung einer lcd-anzeige

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2028089A1 (de) * 1969-06-11 1971-01-28 Kabushiki Kaisha Suwa Seikosha, Tokio Elektronisches Bildschirmgerat
US3625591A (en) * 1969-11-10 1971-12-07 Ibm Liquid crystal display element
US3731986A (en) * 1971-04-22 1973-05-08 Int Liquid Xtal Co Display devices utilizing liquid crystal light modulation
JPH04330797A (ja) * 1991-04-25 1992-11-18 Fujitsu Ltd はんだコーティング方法及びその装置

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2177307A5 (no) * 1972-03-17 1973-11-02 Suwa Seikosha Kk

Also Published As

Publication number Publication date
CA1002642A (en) 1976-12-28
DE2310219C2 (de) 1984-01-26
JPS491253A (no) 1974-01-08
GB1430391A (en) 1976-03-31
DE2310219A1 (de) 1973-09-20
JPS5922210B2 (ja) 1984-05-25

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Legal Events

Date Code Title Description
ST Notification of lapse