[go: up one dir, main page]

GB2209422B - Displays - Google Patents

Displays

Info

Publication number
GB2209422B
GB2209422B GB8720735A GB8720735A GB2209422B GB 2209422 B GB2209422 B GB 2209422B GB 8720735 A GB8720735 A GB 8720735A GB 8720735 A GB8720735 A GB 8720735A GB 2209422 B GB2209422 B GB 2209422B
Authority
GB
United Kingdom
Prior art keywords
displays
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.)
Expired - Lifetime
Application number
GB8720735A
Other versions
GB8720735D0 (en
GB2209422A (en
Inventor
Mark Dempster
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.)
EMI Group Ltd
Original Assignee
Thorn EMI PLC
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 Thorn EMI PLC filed Critical Thorn EMI PLC
Priority to GB8720735A priority Critical patent/GB2209422B/en
Publication of GB8720735D0 publication Critical patent/GB8720735D0/en
Publication of GB2209422A publication Critical patent/GB2209422A/en
Application granted granted Critical
Publication of GB2209422B publication Critical patent/GB2209422B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/04—Signs, boards or panels, illuminated from behind the insignia
    • G09F13/0409—Arrangements for homogeneous illumination of the display surface, e.g. using a layer having a non-uniform transparency
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/1006—Beam splitting or combining systems for splitting or combining different wavelengths
    • G02B27/102—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources
    • G02B27/1046—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators
    • G02B27/1053—Beam splitting or combining systems for splitting or combining different wavelengths for generating a colour image from monochromatic image signal sources for use with transmissive spatial light modulators having a single light modulator for all colour channels
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/144—Beam splitting or combining systems operating by reflection only using partially transparent surfaces without spectral selectivity
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
    • G02B27/10—Beam splitting or combining systems
    • G02B27/14—Beam splitting or combining systems operating by reflection only
    • G02B27/145—Beam splitting or combining systems operating by reflection only having sequential partially reflecting surfaces
    • 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
    • G02F1/133605—Direct backlight including specially adapted reflectors
    • 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
    • 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
    • G02F1/133611—Direct backlight including means for improving the brightness uniformity
    • 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
    • G02F2203/00—Function characteristic
    • G02F2203/09—Function characteristic transflective

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Nonlinear Science (AREA)
  • Spectroscopy & Molecular Physics (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
  • Liquid Crystal (AREA)
GB8720735A 1987-09-03 1987-09-03 Displays Expired - Lifetime GB2209422B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8720735A GB2209422B (en) 1987-09-03 1987-09-03 Displays

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB8720735A GB2209422B (en) 1987-09-03 1987-09-03 Displays

Publications (3)

Publication Number Publication Date
GB8720735D0 GB8720735D0 (en) 1987-10-07
GB2209422A GB2209422A (en) 1989-05-10
GB2209422B true GB2209422B (en) 1991-05-29

Family

ID=10623213

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8720735A Expired - Lifetime GB2209422B (en) 1987-09-03 1987-09-03 Displays

Country Status (1)

Country Link
GB (1) GB2209422B (en)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01287622A (en) * 1988-05-16 1989-11-20 Think Lab Kk Optical beam splitter
JPH06102813A (en) * 1992-09-18 1994-04-15 Fujitsu Ltd Spatial light modulator and stereoscopic display device
GB2324364A (en) * 1997-04-19 1998-10-21 Ford Motor Co Light input device for a light pipe illuminator
DE20214868U1 (en) * 2002-07-31 2003-03-13 Tecan Trading AG, Männedorf Device for measuring the lifetime of fluorescence from fluorophores in samples
NL1030161C2 (en) * 2005-10-11 2007-04-12 Matthijs Dirk Meulenbelt Presentation device.
JP6000500B1 (en) * 2013-09-17 2016-09-28 フィリップス ライティング ホールディング ビー ヴィ Lighting device
JP6943016B2 (en) * 2017-05-22 2021-09-29 船井電機株式会社 Liquid crystal display and light source
CN107422536A (en) * 2017-09-12 2017-12-01 青岛海信电器股份有限公司 A kind of down straight aphototropism mode set and display device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987006995A1 (en) * 1986-05-16 1987-11-19 Bernhard Bartel Lamp

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1987006995A1 (en) * 1986-05-16 1987-11-19 Bernhard Bartel Lamp

Also Published As

Publication number Publication date
GB8720735D0 (en) 1987-10-07
GB2209422A (en) 1989-05-10

Similar Documents

Publication Publication Date Title
GB8814088D0 (en) Display unit
EP0296863A3 (en) Sign
GB8620433D0 (en) Displays
GB8712568D0 (en) Display units
GB8812663D0 (en) Display structure
GB2209422B (en) Displays
GB8706644D0 (en) Display assembly
GB8712064D0 (en) Display character
GB8717524D0 (en) Signs
GB8710404D0 (en) Display
GB8705820D0 (en) Display means
GB8603478D0 (en) Display cases
GB8727200D0 (en) Display
GB2204788B (en) Signs
GB8605713D0 (en) Displays
GB8717525D0 (en) Signs
GB8711914D0 (en) Display
CS396187A1 (en) Laser-base display
GB8718748D0 (en) Display means
GB2203642B (en) Display unit
GB8705760D0 (en) Display arrangement
AU103232S (en) Display case
AU103233S (en) Display case
AU103231S (en) Display case
AU101242S (en) Display case

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19930903