KR100815914B1 - 액정표시장치용 백라이트 - Google Patents
액정표시장치용 백라이트 Download PDFInfo
- Publication number
- KR100815914B1 KR100815914B1 KR1020020037559A KR20020037559A KR100815914B1 KR 100815914 B1 KR100815914 B1 KR 100815914B1 KR 1020020037559 A KR1020020037559 A KR 1020020037559A KR 20020037559 A KR20020037559 A KR 20020037559A KR 100815914 B1 KR100815914 B1 KR 100815914B1
- Authority
- KR
- South Korea
- Prior art keywords
- light emitting
- emitting lamp
- lamp
- liquid crystal
- backlight
- 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
- G02F1/1336—Illuminating devices
- G02F1/133602—Direct backlight
- G02F1/133604—Direct backlight with lamps
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/0075—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources
-
- 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
- G02F1/133606—Direct backlight including a specially adapted diffusing, scattering or light controlling members
-
- 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
- G02F1/133608—Direct backlight including particular frames or supporting means
-
- 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
-
- 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
- G02F2201/46—Fixing elements
Abstract
Description
Claims (5)
- U자 형상의 발광램프들;상기 발광램프에 전압을 전달하는 전원인입선;상기 발광램프의 한쪽 끝단에서 상기 전원인입선에 연결되며 직류 전압을 상기 발광램프에 적합한 교류 전압으로 변환하여 상기 발광램프에 제공하는 인버터;상기 발광램프를 지지하는 지지대; 및상기 발광램프간의 일정간격 유지, 상기 발광램프의 삽입 및 탈거를 용이하게 하는 가이드부를 포함하여 이루어지는 것을 특징으로 하는 액정표시장치용 백라이트.
- 제 1항에 있어서,상기 인버터는 고압측 및 저압측이 일체화된 인버터인 것을 특징으로 하는 액정표시장치용 백라이트.
- 제 1항에 있어서,상기 전원인입선과 상기 인버터는 커넥터에 의해 전기적으로 연결되는 것을 특징으로 하는 액정표시장치용 백라이트.
- 제 3항에 있어서,상기 발광램프의 양단을 삽입할 수 있는 램프고정부를 더 포함하고 상기 램프고정부내에는 상기 전원인입선이 연결되어 있으며 상기 전원인입선은 상기 커넥터와 연결되어 있는 것을 특징으로 하는 액정표시장치용 백라이트.
- 제 4항에 있어서,상기 램프고정부는 상기 발광램프가 삽입, 고정될 수 있도록 하는 램프홀더와 램프고정나사로 이루어지는 것을 특징으로 하는 액정표시장치용 백라이트.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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KR1020020037559A KR100815914B1 (ko) | 2002-06-29 | 2002-06-29 | 액정표시장치용 백라이트 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020020037559A KR100815914B1 (ko) | 2002-06-29 | 2002-06-29 | 액정표시장치용 백라이트 |
Publications (2)
Publication Number | Publication Date |
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KR20040002128A KR20040002128A (ko) | 2004-01-07 |
KR100815914B1 true KR100815914B1 (ko) | 2008-03-21 |
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KR1020020037559A KR100815914B1 (ko) | 2002-06-29 | 2002-06-29 | 액정표시장치용 백라이트 |
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KR (1) | KR100815914B1 (ko) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100666915B1 (ko) * | 2004-06-25 | 2007-01-11 | 엠알시 (주) | 면광원 램프장치 |
KR101301954B1 (ko) * | 2006-06-30 | 2013-08-30 | 엘지디스플레이 주식회사 | 백라이트 유닛 및 이를 포함하는 액정표시장치모듈 |
US8964338B2 (en) | 2012-01-11 | 2015-02-24 | Emerson Climate Technologies, Inc. | System and method for compressor motor protection |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0772476A (ja) * | 1993-09-02 | 1995-03-17 | Harrison Denki Kk | 照明装置 |
JPH07262816A (ja) * | 1994-03-23 | 1995-10-13 | Nec Home Electron Ltd | バックライトユニット |
JPH07272521A (ja) * | 1994-03-29 | 1995-10-20 | Nec Home Electron Ltd | バックライトユニット |
JPH0845327A (ja) * | 1994-07-29 | 1996-02-16 | Toshiba Lighting & Technol Corp | バックライトおよびこれを用いた液晶表示装置 |
-
2002
- 2002-06-29 KR KR1020020037559A patent/KR100815914B1/ko active IP Right Grant
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0772476A (ja) * | 1993-09-02 | 1995-03-17 | Harrison Denki Kk | 照明装置 |
JPH07262816A (ja) * | 1994-03-23 | 1995-10-13 | Nec Home Electron Ltd | バックライトユニット |
JPH07272521A (ja) * | 1994-03-29 | 1995-10-20 | Nec Home Electron Ltd | バックライトユニット |
JPH0845327A (ja) * | 1994-07-29 | 1996-02-16 | Toshiba Lighting & Technol Corp | バックライトおよびこれを用いた液晶表示装置 |
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KR20040002128A (ko) | 2004-01-07 |
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