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TW200643538A - Light emitting diode backlighting systems and methods that use more colors than display picture elements - Google Patents

Light emitting diode backlighting systems and methods that use more colors than display picture elements

Info

Publication number
TW200643538A
TW200643538A TW095100832A TW95100832A TW200643538A TW 200643538 A TW200643538 A TW 200643538A TW 095100832 A TW095100832 A TW 095100832A TW 95100832 A TW95100832 A TW 95100832A TW 200643538 A TW200643538 A TW 200643538A
Authority
TW
Taiwan
Prior art keywords
picture elements
colors
methods
light emitting
emitting diode
Prior art date
Application number
TW095100832A
Other languages
English (en)
Inventor
Gerald H Negley
De Ven Antony P Van
Original Assignee
Cree Inc
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 Cree Inc filed Critical Cree Inc
Publication of TW200643538A publication Critical patent/TW200643538A/zh

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
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133603—Direct backlight with LEDs
    • 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
    • G02F1/133621—Illuminating devices providing coloured light
    • 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
    • G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
    • G02F2201/52—RGB geometrical arrangements

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Led Device Packages (AREA)
TW095100832A 2005-04-04 2006-01-10 Light emitting diode backlighting systems and methods that use more colors than display picture elements TW200643538A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US11/098,126 US20060221272A1 (en) 2005-04-04 2005-04-04 Light emitting diode backlighting systems and methods that use more colors than display picture elements

Publications (1)

Publication Number Publication Date
TW200643538A true TW200643538A (en) 2006-12-16

Family

ID=36254275

Family Applications (1)

Application Number Title Priority Date Filing Date
TW095100832A TW200643538A (en) 2005-04-04 2006-01-10 Light emitting diode backlighting systems and methods that use more colors than display picture elements

Country Status (5)

Country Link
US (1) US20060221272A1 (zh)
JP (1) JP2008535034A (zh)
DE (1) DE112006000813T5 (zh)
TW (1) TW200643538A (zh)
WO (1) WO2006107369A1 (zh)

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Also Published As

Publication number Publication date
JP2008535034A (ja) 2008-08-28
US20060221272A1 (en) 2006-10-05
DE112006000813T5 (de) 2008-04-10
WO2006107369A1 (en) 2006-10-12

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