KR20020018969A - 액정표시장치 - Google Patents
액정표시장치 Download PDFInfo
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- KR20020018969A KR20020018969A KR1020010053891A KR20010053891A KR20020018969A KR 20020018969 A KR20020018969 A KR 20020018969A KR 1020010053891 A KR1020010053891 A KR 1020010053891A KR 20010053891 A KR20010053891 A KR 20010053891A KR 20020018969 A KR20020018969 A KR 20020018969A
- Authority
- KR
- South Korea
- Prior art keywords
- liquid crystal
- crystal display
- discharge tube
- electrode
- display panel
- Prior art date
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Classifications
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- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0086—Positioning aspects
- G02B6/009—Positioning aspects of the light source in the package
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0066—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form characterised by the light source being coupled to the light guide
- G02B6/007—Incandescent lamp or gas discharge lamp
- G02B6/0071—Incandescent lamp or gas discharge lamp with elongated shape, e.g. tube
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- 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
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- 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
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- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0081—Mechanical or electrical aspects of the light guide and light source in the lighting device peculiar to the adaptation to planar light guides, e.g. concerning packaging
- G02B6/0083—Details of electrical connections of light sources to drivers, circuit boards, or the like
-
- 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
- G02F1/133613—Direct backlight characterized by the sequence of light sources
Landscapes
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Plasma & Fusion (AREA)
- Electromagnetism (AREA)
- Engineering & Computer Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Planar Illumination Modules (AREA)
Abstract
Description
Claims (10)
- 주변을 제외하는 중앙부에 표시부를 가지는 액정표시 판넬과, 이 액정표시판넬의 배면에 배치되는 백라이트로 이루어지는 액정표시장치에 있어서,상기 백라이트는 적어도 양단에 전극을 가지는 방전관을 구비하고, 이 전극은 그 방전관의 관외로 배치되어 있고 그 방전관의 전극이 배치되는 양단부 가운데 적어도 한쪽은 상기 액정표시판넬의 주변에 중복되어 위치부착되고 또한 그 방전관의 중심축에 대해서 각도를 갖고 굴곡되어 있는 것을 특징으로 하는 액정표시장치.
- 주변을 제외하는 중앙부에 표시부를 가지는 액정표시 판넬과, 이 액정표시판의 배면에 배치되는 백라이트로 이루어지는 액정표시장치에 있어서,상기 백라이트는 적어도 양단에 전극을 가지는 방전관을 구비하고, 이 전극은 그 방전관의 관외로 배치되어 있고 그 방전관의 전극이 배치되는 양단부 가운데 적어도 한쪽은 상기 액정표시판넬의 주변에 중복되어 위치부착되고 또한 상기 액정표시판넬과 평행한 평면내로 그 방전관의 중심축에 대해서 각도를 갖고 굴곡되어 있는 것을 특징으로 하는 액정표시장치.
- 청구항 1 또는 청구항 2에 있어서,방전관의 중심축에 대한 상기 각도는 0°보다 크고 90°이하인 것을 특징으로 하는 액정표시장치.
- 청구항 3에 있어서,방전관의 중심축에 대한 상기 각도는 90°인 것을 특징으로 하는 액정표시장치.
- 주변을 제외하는 중앙부에 표시부를 가지는 액정표시 판넬과, 이 액정표시판의 배면에 배치되는 백라이트로 이루어지는 액정표시장치에 있어서,상기 백라이트는 적어도 양단에 전극을 가지는 방전관을 구비하고, 이 전극은 그 방전관의 관외로 배치되어 있고, 그 방전관의 전극이 배치되는 양단부 가운데 적어도 한쪽은 방전관의 중심축에 대해서 각도를 갖고 굴곡된 굴곡부로서 구성되고, 이 굴곡부 가운데 적어도 전극이 형성된 부분이 상기 액정표시판넬의 표시부의 영역내에 중복되어 있는 것을 특징으로 하는 액정표시장치.
- 청구항 5에 있어서,방전관의 전극이 배치되는 양단부 가운데 적어도 한쪽단부는 방전관의 중심축에 대해서 90°보다 크고 180°이하로 굴곡되어 있는 것을 특징으로 하는 액정표시장치.
- 청구항 5에 있어서,방전관의 전극이 배치되는 양단부 가운데 적어도 한쪽의 단부는 방전관의 중심축에대해서 액정표시판넬과 반대측에 180°로 굴곡되어 있는 것을 특징으로 하는 액정표시장치.
- 주변을 제외한 중앙부에 표시부를 가지는 액정표시판넬과 이 액정표시판넬의 배면에 배치되는 백라이트로 이루어지는 액정표시장치에 있어서,상기 백라이트는 무종단(無終端)의 고리형으로 이루어지는 방전관과 이 방전관의 일부에서 관외에 배치된 전극으로 이루어지는 광원을 구비하고,상기 전극은 상기 액정표시판넬 의 표시부의 외측의 영역에 중복되어 배치되어 있는 것을 특징으로 하는 액정표시장치.
- 주변을 제외한 중앙부에 표시부를 가지는 액정표시판넬과 이 액정표시판넬의 배면에 배치되는 백라이트로 이루어지는 액정표시장치에 있어서,상기 백라이트는 적어도 양단에 전극을 가지는 방전관을 구비하고 이 전극은 상기 방전관의 관외에 배치되어 있으며 상기 방전관의 전극이 배치되는 양단부가운데 적어도 한쪽은 상기 액정표시판넬의 주변에 중복되는 위치에 부착되고 또한 나선형으로 형성되어 있는 것을 특징으로 하는 액정표시장치.
- 주변을 제외한 중앙부에 표시부를 가지는 액정표시판넬과 이 액정표시판넬의 배면에 배치되는 백라이트로 이루어지는 액정표시장치에 있어서,상기 백라이트는 적어도 양단에 전극을 가지는 방전관을 구비하고 이 전극은상기 방전관의 관외에 배치되어 있으며 상기 방전관의 전극이 배치되는 양단부가운데 적어도 한쪽은 상기 액정표시판넬의 주변에 중복되는 위치에 부착되고 또한 그 내경이 다른 부분의 내경보다 크게 형성되어 있는 것을 특징으로 하는 액정표시장치.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JPJP-P-2000-00266619 | 2000-09-04 | ||
JP2000266619A JP2002072205A (ja) | 2000-09-04 | 2000-09-04 | 液晶表示装置 |
Publications (2)
Publication Number | Publication Date |
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KR20020018969A true KR20020018969A (ko) | 2002-03-09 |
KR100618095B1 KR100618095B1 (ko) | 2006-08-30 |
Family
ID=18753672
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
KR1020010053891A KR100618095B1 (ko) | 2000-09-04 | 2001-09-03 | 액정표시장치 |
Country Status (4)
Country | Link |
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US (1) | US7061465B2 (ko) |
JP (1) | JP2002072205A (ko) |
KR (1) | KR100618095B1 (ko) |
TW (1) | TWI247931B (ko) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
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KR100707778B1 (ko) * | 2004-07-09 | 2007-04-17 | 세이코 엡슨 가부시키가이샤 | 박막 트랜지스터의 제조 방법, 전기 광학 장치 및 전자기기 |
KR101147102B1 (ko) * | 2005-04-19 | 2012-05-17 | 엘지디스플레이 주식회사 | 백라이트 유닛 |
KR101146475B1 (ko) * | 2005-02-28 | 2012-05-21 | 엘지디스플레이 주식회사 | 백라이트 장치 |
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KR20030044481A (ko) * | 2001-11-30 | 2003-06-09 | 삼성전자주식회사 | 냉음극선관 방식 램프 및 이를 이용한 액정표시장치 |
TW594223B (en) * | 2002-01-29 | 2004-06-21 | Chi Mei Optoelectronics Corp | Backlight module and liquid crystal display device |
KR100840674B1 (ko) * | 2002-03-29 | 2008-06-24 | 엘지디스플레이 주식회사 | 백 라이트 |
JP3578750B2 (ja) * | 2002-06-19 | 2004-10-20 | シャープ株式会社 | 液晶表示装置 |
KR100913307B1 (ko) * | 2002-12-12 | 2009-08-26 | 삼성전자주식회사 | 백라이트 어셈블리와 이를 갖는 액정 표시 장치 |
US6872909B2 (en) * | 2003-04-16 | 2005-03-29 | Applied Science And Technology, Inc. | Toroidal low-field reactive gas and plasma source having a dielectric vacuum vessel |
WO2006003764A1 (ja) * | 2004-06-30 | 2006-01-12 | Matsushita Electric Industrial Co., Ltd. | 蛍光ランプ、バックライトユニットおよび蛍光ランプの製造方法 |
KR100605261B1 (ko) * | 2004-08-10 | 2006-07-28 | 삼성전자주식회사 | 면광원유닛 및 이를 가지는 액정표시장치 |
KR101174142B1 (ko) * | 2004-09-30 | 2012-08-14 | 엘지디스플레이 주식회사 | 백라이트 유니트 및 이를 구비하는 액정표시장치 구동방법 |
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KR101123454B1 (ko) * | 2004-12-24 | 2012-03-26 | 엘지디스플레이 주식회사 | 형광램프, 그 제조 방법 및 이를 구비한 백라이트 유닛 |
KR101074399B1 (ko) * | 2004-12-30 | 2011-10-17 | 엘지디스플레이 주식회사 | 평판 발광램프와 그의 제조방법 및 이를 이용한 액정표시장치 |
JP4673675B2 (ja) | 2005-06-08 | 2011-04-20 | 株式会社 日立ディスプレイズ | 外部電極放電管,バックライト装置及び画像表示装置 |
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US8568185B2 (en) * | 2009-05-15 | 2013-10-29 | Cheongyeol Cho | Dual external electrode fluorescent lamp and manufacturing method thereof |
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US20110242120A1 (en) * | 2010-03-31 | 2011-10-06 | Renesas Technology Corp. | Display apparatus and driviing device for displaying |
CN102767763B (zh) * | 2012-07-27 | 2014-06-25 | 深圳市华星光电技术有限公司 | 具有不均匀大小背光分区的侧入式背光模组及其设计方法 |
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JP3823450B2 (ja) * | 1997-06-18 | 2006-09-20 | 株式会社ニコン | カメラの内蔵ストロボ |
TW539143U (en) * | 1998-03-27 | 2003-06-21 | Koninkl Philips Electronics Nv | Backlight system and display device comprising such a system |
JP3666265B2 (ja) * | 1998-08-20 | 2005-06-29 | 松下電器産業株式会社 | 照明ユニットとそれを用いた液晶表示装置 |
JP3688915B2 (ja) * | 1998-11-27 | 2005-08-31 | 株式会社 日立ディスプレイズ | 液晶表示装置 |
JP3137240B2 (ja) * | 1998-12-08 | 2001-02-19 | 日本電気株式会社 | 液晶表示装置用バックライトユニット |
US6674250B2 (en) * | 2000-04-15 | 2004-01-06 | Guang-Sup Cho | Backlight including external electrode fluorescent lamp and method for driving the same |
KR20000037279A (ko) * | 2000-04-15 | 2000-07-05 | 조광섭 | 엘씨디 백라이터용 관외 전극형 형광램프 |
US7084583B2 (en) * | 2001-06-25 | 2006-08-01 | Mirae Corporation | External electrode fluorescent lamp, back light unit using the external electrode fluorescent lamp, LCD back light equipment using the back light unit and driving device thereof |
-
2000
- 2000-09-04 JP JP2000266619A patent/JP2002072205A/ja active Pending
-
2001
- 2001-08-31 US US09/942,618 patent/US7061465B2/en not_active Expired - Fee Related
- 2001-09-03 TW TW090121773A patent/TWI247931B/zh not_active IP Right Cessation
- 2001-09-03 KR KR1020010053891A patent/KR100618095B1/ko active IP Right Grant
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100707778B1 (ko) * | 2004-07-09 | 2007-04-17 | 세이코 엡슨 가부시키가이샤 | 박막 트랜지스터의 제조 방법, 전기 광학 장치 및 전자기기 |
KR101146475B1 (ko) * | 2005-02-28 | 2012-05-21 | 엘지디스플레이 주식회사 | 백라이트 장치 |
KR101147102B1 (ko) * | 2005-04-19 | 2012-05-17 | 엘지디스플레이 주식회사 | 백라이트 유닛 |
Also Published As
Publication number | Publication date |
---|---|
US20020041268A1 (en) | 2002-04-11 |
TWI247931B (en) | 2006-01-21 |
KR100618095B1 (ko) | 2006-08-30 |
JP2002072205A (ja) | 2002-03-12 |
US7061465B2 (en) | 2006-06-13 |
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