GB8412242D0 - Time display for lcd analog timepiece - Google Patents

Time display for lcd analog timepiece

Info

Publication number
GB8412242D0
GB8412242D0 GB848412242A GB8412242A GB8412242D0 GB 8412242 D0 GB8412242 D0 GB 8412242D0 GB 848412242 A GB848412242 A GB 848412242A GB 8412242 A GB8412242 A GB 8412242A GB 8412242 D0 GB8412242 D0 GB 8412242D0
Authority
GB
United Kingdom
Prior art keywords
time display
analog timepiece
lcd analog
lcd
timepiece
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.)
Withdrawn
Application number
GB848412242A
Other versions
GB2143987A (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.)
Timex Group USA Inc
Original Assignee
Timex Corp
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 Timex Corp filed Critical Timex Corp
Publication of GB8412242D0 publication Critical patent/GB8412242D0/en
Publication of GB2143987A publication Critical patent/GB2143987A/en
Withdrawn legal-status Critical Current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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/133553—Reflecting elements
    • 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
    • G04G9/02—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques
    • G04G9/06—Visual time or date indication means by selecting desired characters out of a number of characters or by selecting indicating elements the position of which represent the time, e.g. by using multiplexing techniques using light valves, e.g. liquid crystals
    • 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
    • G02F1/133374—Constructional arrangements; Manufacturing methods for displaying permanent signs or marks

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Optics & Photonics (AREA)
  • Electric Clocks (AREA)
GB08412242A 1983-07-20 1984-05-14 Time display for LCD analog timepiece Withdrawn GB2143987A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US51570783A 1983-07-20 1983-07-20

Publications (2)

Publication Number Publication Date
GB8412242D0 true GB8412242D0 (en) 1984-06-20
GB2143987A GB2143987A (en) 1985-02-20

Family

ID=24052410

Family Applications (1)

Application Number Title Priority Date Filing Date
GB08412242A Withdrawn GB2143987A (en) 1983-07-20 1984-05-14 Time display for LCD analog timepiece

Country Status (1)

Country Link
GB (1) GB2143987A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5130827A (en) * 1990-09-10 1992-07-14 Litton Systems, Inc. Display cell having active and passive areas
EP0625721A1 (en) * 1993-05-18 1994-11-23 Negretti Aviation Limited Liquid crystal display
US5870156A (en) * 1996-09-05 1999-02-09 Northern Telecom Limited Shadow mask for backlit LCD
DE69823425T2 (en) * 1997-06-09 2005-05-19 Seiko Epson Corp. Electronic clock
US5929952A (en) * 1997-06-24 1999-07-27 Ericsson Inc. Static three-dimensional graphical background for liquid crystal displays
FR2936619B1 (en) * 2008-09-30 2011-03-04 Nemoptic LIQUID CRYSTAL POLYCHROME DISPLAY DEVICE AND METHOD

Also Published As

Publication number Publication date
GB2143987A (en) 1985-02-20

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)