NL1031848A1 - Tegenlichteenheid en LCD- met een dergelijke tegenlichteenheid. - Google Patents

Tegenlichteenheid en LCD- met een dergelijke tegenlichteenheid.

Info

Publication number
NL1031848A1
NL1031848A1 NL1031848A NL1031848A NL1031848A1 NL 1031848 A1 NL1031848 A1 NL 1031848A1 NL 1031848 A NL1031848 A NL 1031848A NL 1031848 A NL1031848 A NL 1031848A NL 1031848 A1 NL1031848 A1 NL 1031848A1
Authority
NL
Netherlands
Prior art keywords
backlight unit
lcd
backlight
unit
Prior art date
Application number
NL1031848A
Other languages
English (en)
Other versions
NL1031848C2 (nl
Inventor
Ki-Bum Seong
Tae-Hee Cho
Jong-Min Wang
Jin-Kyoung Oh
Su-Gun Kim
Il-Yong Jung
Original Assignee
Samsung Electronics Co Ltd
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 Samsung Electronics Co Ltd filed Critical Samsung Electronics Co Ltd
Publication of NL1031848A1 publication Critical patent/NL1031848A1/nl
Application granted granted Critical
Publication of NL1031848C2 publication Critical patent/NL1031848C2/nl

Links

Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
    • G09G3/3406—Control of illumination source
    • G09G3/342—Control of illumination source using several illumination sources separately controlled corresponding to different display panel areas, e.g. along one dimension such as lines
    • 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
    • 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
    • G02F1/133628—Illuminating devices with cooling means
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G2310/00—Command of the display device
    • G09G2310/02—Addressing, scanning or driving the display screen or processing steps related thereto
    • G09G2310/024—Scrolling of light from the illumination source over the display in combination with the scanning of the display screen

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Optics & Photonics (AREA)
  • Computer Hardware Design (AREA)
  • Theoretical Computer Science (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
NL1031848A 2005-05-19 2006-05-19 Tegenlichteenheid en LCD- met een dergelijke tegenlichteenheid. NL1031848C2 (nl)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
KR1020050042184A KR20060120373A (ko) 2005-05-19 2005-05-19 백라이트 유닛 및 이를 채용한 액정표시장치
KR20050042184 2005-05-19

Publications (2)

Publication Number Publication Date
NL1031848A1 true NL1031848A1 (nl) 2006-11-21
NL1031848C2 NL1031848C2 (nl) 2009-10-13

Family

ID=37425166

Family Applications (1)

Application Number Title Priority Date Filing Date
NL1031848A NL1031848C2 (nl) 2005-05-19 2006-05-19 Tegenlichteenheid en LCD- met een dergelijke tegenlichteenheid.

Country Status (4)

Country Link
US (1) US20060262079A1 (nl)
KR (1) KR20060120373A (nl)
CN (1) CN100435005C (nl)
NL (1) NL1031848C2 (nl)

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ES2790406T3 (es) 2012-10-16 2020-10-27 Mri Inc Conjunto de enfriamiento de bandeja posterior para pantalla electrónica
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WO2014150036A1 (en) 2013-03-15 2014-09-25 Manufacturing Resources International, Inc. Cooling system for an electronic display
US9648790B2 (en) 2013-03-15 2017-05-09 Manufacturing Resources International, Inc. Heat exchanger assembly for an electronic display
US9690137B2 (en) 2013-07-03 2017-06-27 Manufacturing Resources International, Inc. Airguide backlight assembly
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US10191212B2 (en) 2013-12-02 2019-01-29 Manufacturing Resources International, Inc. Expandable light guide for backlight
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US10527276B2 (en) 2014-04-17 2020-01-07 Manufacturing Resources International, Inc. Rod as a lens element for light emitting diodes
CA2947524C (en) 2014-04-30 2018-04-03 Manufacturing Resources International, Inc. Back to back electronic display assembly
US10649273B2 (en) 2014-10-08 2020-05-12 Manufacturing Resources International, Inc. LED assembly for transparent liquid crystal display and static graphic
KR20160069042A (ko) * 2014-12-05 2016-06-16 삼성디스플레이 주식회사 백라이트 유닛
US9723765B2 (en) 2015-02-17 2017-08-01 Manufacturing Resources International, Inc. Perimeter ventilation system for electronic display
US10261362B2 (en) 2015-09-01 2019-04-16 Manufacturing Resources International, Inc. Optical sheet tensioner
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Also Published As

Publication number Publication date
CN100435005C (zh) 2008-11-19
NL1031848C2 (nl) 2009-10-13
KR20060120373A (ko) 2006-11-27
US20060262079A1 (en) 2006-11-23
CN1866108A (zh) 2006-11-22

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AD1A A request for search or an international type search has been filed
RD2N Patents in respect of which a decision has been taken or a report has been made (novelty report)

Effective date: 20090811

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V1 Lapsed because of non-payment of the annual fee

Effective date: 20131201