CH697470A4 - - Google Patents

Info

Publication number
CH697470A4
CH697470A4 CH697470DD CH697470A4 CH 697470 A4 CH697470 A4 CH 697470A4 CH 697470D D CH697470D D CH 697470DD CH 697470 A4 CH697470 A4 CH 697470A4
Authority
CH
Switzerland
Application number
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 CH697470A4 publication Critical patent/CH697470A4/xx

Links

Classifications

    • 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
    • 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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133604—Direct backlight with lamps
    • 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
    • G02F1/1347—Arrangement of liquid crystal layers or cells in which the final condition of one light beam is achieved by the addition of the effects of two or more layers or cells
    • G—PHYSICS
    • G04—HOROLOGY
    • G04C—ELECTROMECHANICAL CLOCKS OR WATCHES
    • G04C17/00—Indicating the time optically by electric means
    • G04C17/0091—Combined electro-optical and electro-mechanical displays
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G17/00—Structural details; Housings
    • G04G17/02—Component assemblies
    • G—PHYSICS
    • G04—HOROLOGY
    • G04G—ELECTRONIC TIME-PIECES
    • G04G19/00—Electric power supply circuits specially adapted for use in electronic time-pieces
    • 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
    • G04G9/0035—Details constructional
    • 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
    • G04G9/0035—Details constructional
    • G04G9/0041—Illumination devices
    • 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)
  • General Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electric Clocks (AREA)
CH697470D 1970-05-11 1970-05-11 CH697470A4 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CH697470A CH532811A (fr) 1970-05-11 1970-05-11 Pièce d'horlogerie comprenant un dispositif d'affichage avec au moins une cellule à cristal liquide

Publications (1)

Publication Number Publication Date
CH697470A4 true CH697470A4 (de) 1972-08-31

Family

ID=4317951

Family Applications (2)

Application Number Title Priority Date Filing Date
CH697470A CH532811A (fr) 1970-05-11 1970-05-11 Pièce d'horlogerie comprenant un dispositif d'affichage avec au moins une cellule à cristal liquide
CH697470D CH697470A4 (de) 1970-05-11 1970-05-11

Family Applications Before (1)

Application Number Title Priority Date Filing Date
CH697470A CH532811A (fr) 1970-05-11 1970-05-11 Pièce d'horlogerie comprenant un dispositif d'affichage avec au moins une cellule à cristal liquide

Country Status (3)

Country Link
US (2) US3712047A (de)
CH (2) CH532811A (de)
DE (2) DE2122682A1 (de)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0389411A1 (de) * 1989-03-23 1990-09-26 Fabrique D'ebauches De Sonceboz S.A. Uhr mit einer aus einem oder mehreren LCD-Anzeigeelementen zusammengesetzten Anzeige
US11011080B2 (en) 2015-05-13 2021-05-18 Johannes Engl Arrangement for indicating an intended end of the period of use of a textile product

Families Citing this family (44)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3992081A (en) * 1969-06-11 1976-11-16 Kabushiki Kaisha Suwa Seikosha Liquid crystal display device with enhanged contrast
US3946550A (en) * 1971-02-18 1976-03-30 Kabushiki Kaisha Suwa Seikosha Quartz crystal timepiece
GB1339402A (en) * 1971-02-18 1973-12-05 Suwa Seikosha Kk Timepiece
US3999180A (en) * 1971-10-04 1976-12-21 Rockwell International Corporation Multiplex driver system for liquid crystal display
US4008564A (en) * 1972-06-09 1977-02-22 Luce Nunzio A Liquid crystal display device
JPS4919853A (de) * 1972-06-12 1974-02-21
AT314628B (de) * 1972-07-03 1974-04-10 Elektrovac Fabrikation Elektro Flüssigkristallzelle
US3814501A (en) * 1972-12-04 1974-06-04 Rca Corp Liquid-crystal display device and method of making
US3815354A (en) * 1973-01-02 1974-06-11 Cal Tex Semiconductor Electronic watch
US3861135A (en) * 1973-02-08 1975-01-21 Chomerics Inc Electrical interconnector and method of making
JPS49126068U (de) * 1973-02-23 1974-10-29
GB1422993A (en) * 1973-03-08 1976-01-28 Marconi Co Ltd Liquid crystal display arrangements
DE2410527C3 (de) * 1973-03-08 1983-11-03 Casio Computer Co., Ltd., Tokyo Elektronisches Zeitanzeigegerät
JPS55718B2 (de) * 1973-03-10 1980-01-09
DE2404628A1 (de) * 1973-03-13 1974-10-03 Biviator Sa Elektronische uhr
JPS49118464A (de) * 1973-03-13 1974-11-12
US3832034A (en) * 1973-04-06 1974-08-27 Ibm Liquid crystal display assembly
JPS605630B2 (ja) * 1973-07-06 1985-02-13 セイコーエプソン株式会社 表示装置
JPS534790Y2 (de) * 1973-10-01 1978-02-06
US3989353A (en) * 1973-11-01 1976-11-02 Intel Corporation Solid planar liquid crystal display with matching leads
US3981558A (en) * 1973-11-12 1976-09-21 Timex Corporation Liquid crystal electro-optical display
US3864905A (en) * 1973-11-14 1975-02-11 Hoffmann La Roche Horological instrument incorporating means for illuminating a liquid crystal display
JPS50123295A (de) * 1974-03-15 1975-09-27
US4104627A (en) * 1974-05-03 1978-08-01 Merz & Bentili Nuklear Ag Digitale, an indicating device containing liquid crystals
US3977176A (en) * 1974-08-22 1976-08-31 Citizen Watch Co., Ltd. Electronic watch structure
US4026103A (en) * 1974-12-02 1977-05-31 Citizen Watch Co., Ltd. Electronic timepiece with digital display means
US4010603A (en) * 1975-04-30 1977-03-08 Ensign Electronics, Inc. Time marking chronometer
CH609193B5 (fr) * 1976-02-25 1979-08-31 Ebauches Sa Cellule d'affichage électro-optique passif et procédé pour sa fabrication
US4088395A (en) * 1976-05-27 1978-05-09 American Cyanamid Company Paper counter-electrode for electrochromic devices
JPS5320969A (en) * 1976-08-11 1978-02-25 Seiko Epson Corp Liquid crystal watch
CH617281A5 (de) * 1977-07-29 1980-05-14 Bbc Brown Boveri & Cie
JPS5846454Y2 (ja) * 1977-11-10 1983-10-22 シャープ株式会社 液晶表示装置の電極構造
US4188094A (en) * 1978-02-15 1980-02-12 Fergason James L Liquid crystal display having light indicia on a dark background
US4235526A (en) * 1979-05-07 1980-11-25 Beckman Instruments, Inc. Liquid crystal display cell having a light field background
US4235525A (en) * 1979-05-07 1980-11-25 Beckman Instruments, Inc. Liquid crystal display cell having a light field background
JPS5660483A (en) * 1979-10-24 1981-05-25 Hitachi Ltd Liquid crystal display unit
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
US4997263A (en) * 1989-06-12 1991-03-05 Allied-Signal Inc. Ambient light illuminated liquid crystal display system
US5579035A (en) * 1991-07-05 1996-11-26 Technomarket, L.P. Liquid crystal display module
JP2568467Y2 (ja) * 1991-09-20 1998-04-15 旭光学工業株式会社 液晶表示装置
JP2000267093A (ja) * 1999-03-19 2000-09-29 Matsushita Electric Ind Co Ltd 照明装置およびこれを備えた携帯情報機器
US20060251365A1 (en) * 2005-05-04 2006-11-09 Brewer Donald R Watch fiber optic image guide
US20060250897A1 (en) * 2005-05-04 2006-11-09 Brewer Donald R Analog watch fiber optic image guide
JP5786555B2 (ja) * 2011-02-23 2015-09-30 セイコーエプソン株式会社 アンテナ装置、電子機器および電子時計

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3322485A (en) * 1962-11-09 1967-05-30 Rca Corp Electro-optical elements utilizing an organic nematic compound
US3505804A (en) * 1968-04-23 1970-04-14 Rca Corp Solid state clock
US3593517A (en) * 1968-09-10 1971-07-20 Lawrence S Knippler Illuminated disk clock face

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP0389411A1 (de) * 1989-03-23 1990-09-26 Fabrique D'ebauches De Sonceboz S.A. Uhr mit einer aus einem oder mehreren LCD-Anzeigeelementen zusammengesetzten Anzeige
US11011080B2 (en) 2015-05-13 2021-05-18 Johannes Engl Arrangement for indicating an intended end of the period of use of a textile product

Also Published As

Publication number Publication date
US3715881A (en) 1973-02-13
DE2122682A1 (de) 1971-11-25
US3712047A (en) 1973-01-23
DE2122683A1 (de) 1971-11-25
DE2122683B2 (de) 1978-09-21
CH532811A (fr) 1972-08-31

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