KR100350014B1 - 외부전극 형광램프를 포함하는 백라이트 및 그 구동방법 - Google Patents

외부전극 형광램프를 포함하는 백라이트 및 그 구동방법 Download PDF

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Publication number
KR100350014B1
KR100350014B1 KR20000083512A KR20000083512A KR100350014B1 KR 100350014 B1 KR100350014 B1 KR 100350014B1 KR 20000083512 A KR20000083512 A KR 20000083512A KR 20000083512 A KR20000083512 A KR 20000083512A KR 100350014 B1 KR100350014 B1 KR 100350014B1
Authority
KR
South Korea
Prior art keywords
external electrode
fluorescent lamp
backlight
electrode fluorescent
electrode
Prior art date
Application number
KR20000083512A
Other languages
English (en)
Korean (ko)
Other versions
KR20010074027A (ko
Inventor
조광섭
최은하
Original Assignee
주식회사 광운디스플레이기술
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
Priority claimed from KR1020000019887A external-priority patent/KR20000037279A/ko
Priority claimed from KR1020000032565A external-priority patent/KR20000054608A/ko
Application filed by 주식회사 광운디스플레이기술 filed Critical 주식회사 광운디스플레이기술
Priority to KR20000083512A priority Critical patent/KR100350014B1/ko
Priority to AU2001242830A priority patent/AU2001242830A1/en
Priority to PCT/KR2001/000423 priority patent/WO2001079922A1/en
Priority to US09/823,336 priority patent/US6674250B2/en
Priority to JP2001115222A priority patent/JP3622032B2/ja
Publication of KR20010074027A publication Critical patent/KR20010074027A/ko
Application granted granted Critical
Publication of KR100350014B1 publication Critical patent/KR100350014B1/ko

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Classifications

    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J65/00—Lamps without any electrode inside the vessel; Lamps with at least one main electrode outside the vessel
    • H01J65/04—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels
    • H01J65/042—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field
    • H01J65/046—Lamps in which a gas filling is excited to luminesce by an external electromagnetic field or by external corpuscular radiation, e.g. for indicating plasma display panels by an external electromagnetic field the field being produced by using capacitive means around the vessel
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/02—Details
    • H01J61/30—Vessels; Containers
    • H01J61/305—Flat vessels or containers
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J61/00—Gas-discharge or vapour-discharge lamps
    • H01J61/70—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr
    • H01J61/72—Lamps with low-pressure unconstricted discharge having a cold pressure < 400 Torr having a main light-emitting filling of easily vaporisable metal vapour, e.g. mercury
    • 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
    • H05B41/24—Circuit arrangements in which the lamp is fed by high frequency AC, or with separate oscillator frequency
    • 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
    • H05B41/2806—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 and specially adapted for lamps without electrodes in the vessel, e.g. surface discharge lamps, electrodeless 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
    • G02F1/133605—Direct backlight including specially adapted 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
    • G02F1/133612—Electrical details
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
    • H01J2893/00—Discharge tubes and lamps
    • H01J2893/0001—Electrodes and electrode systems suitable for discharge tubes or lamps
    • 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)
  • Electromagnetism (AREA)
  • Engineering & Computer Science (AREA)
  • Plasma & Fusion (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Chemical & Material Sciences (AREA)
  • Mathematical Physics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)
  • Liquid Crystal (AREA)
  • Circuit Arrangements For Discharge Lamps (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
KR20000083512A 2000-04-15 2000-12-28 외부전극 형광램프를 포함하는 백라이트 및 그 구동방법 KR100350014B1 (ko)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR20000083512A KR100350014B1 (ko) 2000-04-15 2000-12-28 외부전극 형광램프를 포함하는 백라이트 및 그 구동방법
AU2001242830A AU2001242830A1 (en) 2000-04-15 2001-03-16 Backlight including external electrode fluorescent lamp and method for driving the same
PCT/KR2001/000423 WO2001079922A1 (en) 2000-04-15 2001-03-16 Backlight including external electrode fluorescent lamp and method for driving the same
US09/823,336 US6674250B2 (en) 2000-04-15 2001-03-30 Backlight including external electrode fluorescent lamp and method for driving the same
JP2001115222A JP3622032B2 (ja) 2000-04-15 2001-04-13 バックライト及びバックライト駆動方法

Applications Claiming Priority (7)

Application Number Priority Date Filing Date Title
KR1020000019887 2000-04-15
KR1020000019887A KR20000037279A (ko) 2000-04-15 2000-04-15 엘씨디 백라이터용 관외 전극형 형광램프
KR1020000032565 2000-06-13
KR1020000032565A KR20000054608A (ko) 2000-06-13 2000-06-13 형광관 격벽형 평판 형광 램프
KR1020000050025 2000-08-28
KR1020000050025 2000-08-28
KR20000083512A KR100350014B1 (ko) 2000-04-15 2000-12-28 외부전극 형광램프를 포함하는 백라이트 및 그 구동방법

Publications (2)

Publication Number Publication Date
KR20010074027A KR20010074027A (ko) 2001-08-04
KR100350014B1 true KR100350014B1 (ko) 2002-08-24

Family

ID=27483446

Family Applications (1)

Application Number Title Priority Date Filing Date
KR20000083512A KR100350014B1 (ko) 2000-04-15 2000-12-28 외부전극 형광램프를 포함하는 백라이트 및 그 구동방법

Country Status (4)

Country Link
JP (1) JP3622032B2 (ja)
KR (1) KR100350014B1 (ja)
AU (1) AU2001242830A1 (ja)
WO (1) WO2001079922A1 (ja)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20030041704A (ko) * 2001-11-21 2003-05-27 주식회사 우영 관외 전극 형광램프
WO2009075482A1 (en) * 2007-12-10 2009-06-18 Ei Lighting Co., Ltd. External electrode fluorescent lamp and external electrode fluorescent lamp assembly having auxiliary lamp, and lamp apparatus using the same

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* Cited by examiner, † Cited by third party
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KR100813029B1 (ko) * 2001-11-22 2008-03-14 삼성전자주식회사 램프, 램프 어셈블리, 이를 이용한 액정표시장치 및 이의조립 방법
KR100737893B1 (ko) * 2001-02-21 2007-07-10 삼성전자주식회사 광학 특성 셀프 보상형 램프, 이들이 적용된 광공급장치,이의 조명 방법 및 이들이 적용된 액정표시장치
KR100413490B1 (ko) * 2001-03-29 2003-12-31 엘지.필립스 엘시디 주식회사 백 라이트
KR100451628B1 (ko) * 2001-10-22 2004-10-08 주식회사 지엘디 엘시디용 무전극 면발광 형광램프 및 그것을 이용한백라이트장치
JP2003017005A (ja) * 2001-06-27 2003-01-17 Harison Toshiba Lighting Corp 低圧放電ランプ
WO2003009649A1 (fr) * 2001-07-16 2003-01-30 Harison Toshiba Lighting Corporation Dispositif de fonctionnement d'une lampe a decharge a barriere dielectrique
KR100413491B1 (ko) * 2001-07-27 2003-12-31 엘지.필립스 엘시디 주식회사 백 라이트
KR100469343B1 (ko) * 2001-08-16 2005-02-02 엘지.필립스 엘시디 주식회사 백 라이트
KR100413634B1 (ko) * 2001-10-19 2004-01-03 주식회사 실리온 엘시디 백라이트 램프전극 홀더구조
KR100731304B1 (ko) 2001-12-19 2007-06-21 삼성전자주식회사 냉음극선관 방식 램프, 이를 갖는 수납용기 및 이를 갖는액정표시장치
KR100509860B1 (ko) * 2001-12-21 2005-08-22 미래산업 주식회사 세관형 형광램프를 이용한 광고판
KR100825224B1 (ko) * 2001-12-29 2008-04-25 삼성전자주식회사 램프 및 이의 제조 방법
KR100840932B1 (ko) 2002-03-22 2008-06-24 삼성전자주식회사 램프, 이의 제조 방법 및 이를 이용한 액정표시장치
KR100480820B1 (ko) * 2002-03-23 2005-04-07 엘지.필립스 엘시디 주식회사 액정표시장치의 백 라이트
KR20030076877A (ko) * 2002-03-23 2003-09-29 엘지.필립스 엘시디 주식회사 백 라이트에 사용되는 형광 램프
KR100840674B1 (ko) * 2002-03-29 2008-06-24 엘지디스플레이 주식회사 백 라이트
KR100859857B1 (ko) * 2002-04-11 2008-09-23 주식회사 광운디스플레이기술 백라이트용 외부전극형 형광램프
KR100857848B1 (ko) * 2002-05-17 2008-09-10 삼성전자주식회사 백라이트 어셈블리와 이의 구동 방법과 이를 갖는 액정 표시 장치
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KR100873070B1 (ko) * 2002-06-05 2008-12-09 삼성전자주식회사 백라이트 어셈블리 및 이를 이용한 액정표시장치
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KR100437953B1 (ko) * 2002-07-12 2004-07-01 주식회사 엘에스텍 평판형 램프를 이용한 램프 조립체
KR20040046795A (ko) * 2002-11-28 2004-06-05 엘지.필립스 엘시디 주식회사 백 라이트 유닛
KR100493386B1 (ko) * 2002-12-18 2005-06-07 엘지.필립스 엘시디 주식회사 백 라이트 유닛
KR20040080233A (ko) 2003-03-11 2004-09-18 삼성전자주식회사 램프 및 이를 갖는 액정표시장치
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KR100623845B1 (ko) * 2004-05-31 2006-09-19 엘지.필립스 엘시디 주식회사 백라이트 어셈블리 및 이를 구비한 액정표시장치
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KR101034705B1 (ko) * 2004-06-30 2011-05-17 엘지디스플레이 주식회사 백라이트 어셈블리 및 그 구동방법
KR101068385B1 (ko) * 2004-09-07 2011-09-28 엘지디스플레이 주식회사 액정표시장치 백라이트 어셈블리 및 전극판 구조
WO2006054413A1 (ja) * 2004-11-17 2006-05-26 Sharp Kabushiki Kaisha 外部電極蛍光ランプ、照明装置及び表示装置
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