KR20040106047A - 백라이트 및 이를 갖는 액정 표시 장치 - Google Patents

백라이트 및 이를 갖는 액정 표시 장치 Download PDF

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Publication number
KR20040106047A
KR20040106047A KR1020030037228A KR20030037228A KR20040106047A KR 20040106047 A KR20040106047 A KR 20040106047A KR 1020030037228 A KR1020030037228 A KR 1020030037228A KR 20030037228 A KR20030037228 A KR 20030037228A KR 20040106047 A KR20040106047 A KR 20040106047A
Authority
KR
South Korea
Prior art keywords
lamp
groups
liquid crystal
connecting means
lamps
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Withdrawn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
KR1020030037228A
Other languages
English (en)
Korean (ko)
Inventor
문승환
Original Assignee
삼성전자주식회사
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 삼성전자주식회사 filed Critical 삼성전자주식회사
Priority to KR1020030037228A priority Critical patent/KR20040106047A/ko
Priority to TW093106383A priority patent/TW200428102A/zh
Priority to US10/798,548 priority patent/US20040252481A1/en
Priority to CNA2004100295273A priority patent/CN1573464A/zh
Priority to JP2004106123A priority patent/JP2005005253A/ja
Publication of KR20040106047A publication Critical patent/KR20040106047A/ko
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge lamps
    • H05B41/14—Circuit arrangements
    • H05B41/26—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC
    • H05B41/28—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters
    • H05B41/282—Circuit arrangements in which the lamp is fed by power derived from DC by means of a converter, e.g. by high-voltage DC using static converters with semiconductor devices
    • 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
    • G02F1/133604—Direct backlight with lamps
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
    • H05B41/00—Circuit arrangements or apparatus for igniting or operating discharge 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
    • G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336—Illuminating devices
    • G02F1/133602—Direct backlight
    • G02F1/133612—Electrical details
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps

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)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Liquid Crystal (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal Display Device Control (AREA)
KR1020030037228A 2003-06-10 2003-06-10 백라이트 및 이를 갖는 액정 표시 장치 Withdrawn KR20040106047A (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020030037228A KR20040106047A (ko) 2003-06-10 2003-06-10 백라이트 및 이를 갖는 액정 표시 장치
TW093106383A TW200428102A (en) 2003-06-10 2004-03-10 Backlight unit and liquid crystal display device having the same
US10/798,548 US20040252481A1 (en) 2003-06-10 2004-03-10 Backlight unit and liquid crystal display device having the same
CNA2004100295273A CN1573464A (zh) 2003-06-10 2004-03-18 背光源单元及具有该背光源单元的液晶显示器
JP2004106123A JP2005005253A (ja) 2003-06-10 2004-03-31 バックライト及びそれを備えた液晶表示装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
KR1020030037228A KR20040106047A (ko) 2003-06-10 2003-06-10 백라이트 및 이를 갖는 액정 표시 장치

Publications (1)

Publication Number Publication Date
KR20040106047A true KR20040106047A (ko) 2004-12-17

Family

ID=33509647

Family Applications (1)

Application Number Title Priority Date Filing Date
KR1020030037228A Withdrawn KR20040106047A (ko) 2003-06-10 2003-06-10 백라이트 및 이를 갖는 액정 표시 장치

Country Status (5)

Country Link
US (1) US20040252481A1 (https=)
JP (1) JP2005005253A (https=)
KR (1) KR20040106047A (https=)
CN (1) CN1573464A (https=)
TW (1) TW200428102A (https=)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101461115B1 (ko) * 2007-10-31 2014-11-13 삼성디스플레이 주식회사 백라이트 장치 및 이를 갖는 액정표시장치

Families Citing this family (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4593257B2 (ja) * 2004-12-09 2010-12-08 Ｎｅｃ液晶テクノロジー株式会社 照明装置、液晶表示装置，携帯端末装置およびその制御方法
KR101129437B1 (ko) * 2005-01-03 2012-03-26 삼성전자주식회사 램프구동장치와 이를 포함하는 액정표시장치 및 그 구동방법
TWI264602B (en) * 2005-03-08 2006-10-21 Au Optronics Corp Backlight modules and fluoresce lamp assembles thereof
JP4805264B2 (ja) * 2005-06-22 2011-11-02 富士通株式会社 表示ユニット、表示装置、および情報処理装置
PL1933194T3 (pl) * 2006-12-13 2014-06-30 Lg Display Co Ltd Jednostka podświetleniowa i zawierający ją moduł wyświetlacza ciekłokrystalicznego
TWI359316B (en) 2007-07-02 2012-03-01 Au Optronics Corp Back light module
RU2461769C2 (ru) * 2008-01-22 2012-09-20 Шарп Кабусики Кайся Устройство освещения, устройство отображения и телевизионный приемник
CN101227782B (zh) * 2008-02-14 2011-09-28 友达光电股份有限公司 背光模块
KR101973621B1 (ko) * 2012-06-22 2019-04-29 엘지전자 주식회사 냉동 사이클 장치

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100195501B1 (ko) * 1995-11-30 1999-06-15 김영남 레치형 전송기를 이용한 평판 표시기 데이타 구동 장치
KR100438968B1 (ko) * 2001-12-31 2004-07-03 엘지.필립스 엘시디 주식회사 액정 패널의 전원공급 장치
KR100493386B1 (ko) * 2002-12-18 2005-06-07 엘지.필립스 엘시디 주식회사 백 라이트 유닛

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101461115B1 (ko) * 2007-10-31 2014-11-13 삼성디스플레이 주식회사 백라이트 장치 및 이를 갖는 액정표시장치
US8896515B2 (en) 2007-10-31 2014-11-25 Samsung Display Co., Ltd. Backlight apparatus and liquid crystal display apparatus having the same

Also Published As

Publication number Publication date
TW200428102A (en) 2004-12-16
CN1573464A (zh) 2005-02-02
JP2005005253A (ja) 2005-01-06
US20040252481A1 (en) 2004-12-16

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Legal Events

Date Code Title Description
PA0109 Patent application

Patent event code: PA01091R01D

Comment text: Patent Application

Patent event date: 20030610

PG1501 Laying open of application
PC1203 Withdrawal of no request for examination
WITN Application deemed withdrawn, e.g. because no request for examination was filed or no examination fee was paid