JP4463845B2 - 光源装置及び表示装置 - Google Patents
光源装置及び表示装置 Download PDFInfo
- Publication number
- JP4463845B2 JP4463845B2 JP2007287894A JP2007287894A JP4463845B2 JP 4463845 B2 JP4463845 B2 JP 4463845B2 JP 2007287894 A JP2007287894 A JP 2007287894A JP 2007287894 A JP2007287894 A JP 2007287894A JP 4463845 B2 JP4463845 B2 JP 4463845B2
- Authority
- JP
- Japan
- Prior art keywords
- discharge tube
- light source
- source device
- reflector
- support member
- 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.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/15—Thermal insulation
-
- 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
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J61/00—Gas-discharge or vapour-discharge lamps
- H01J61/02—Details
- H01J61/52—Cooling arrangements; Heating arrangements; Means for circulating gas or vapour within the discharge space
- H01J61/523—Heating or cooling particular parts of the lamp
-
- 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
-
- 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
- F21V19/008—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps
- F21V19/009—Fastening of light sources or lamp holders of tubular light sources, e.g. ring-shaped fluorescent light sources of straight tubular light sources, e.g. straight fluorescent tubes, soffit lamps the support means engaging the vessel of the source
-
- 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
-
- 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
- G02F1/133628—Illuminating devices with cooling means
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Liquid Crystal (AREA)
- Planar Illumination Modules (AREA)
- Vessels And Coating Films For Discharge Lamps (AREA)
- Endoscopes (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
- Discharge Lamps And Accessories Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Stroboscope Apparatuses (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Projection Apparatus (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Description
24 放電管
24A,24B 電極
25 支持部材
26 リフレクタ
32 導熱部材
Claims (16)
- 放電管と、
該放電管から放射された光を反射させるリフレクタと、
該放電管を該リフレクタに支持するために、該リフレクタに関し所定の位置にて該放電管を支持するように、該放電管の端部から内側の位置に配置された支持部材と、
該放電管の長手方向に関して該放電管の中央部に接触する導熱部材と、を備え、
該導熱部材は、該放電管の長手方向に関して該放電管の中央部の位置が温度の最下点となるように、該放電管の該中央部に接触することを特徴とする光源装置。 - 該支持部材は、該放電管の電極からの金属粒子が付着する範囲を除く、該放電管の端部から内側の位置にて該放電管に接触することを特徴とする請求項1に記載の光源装置。
- 該導熱部材は、該放電管の電極の近傍の該放電管の部分が温度の最下点となるのを防止するように、該放電管の長手方向に関して該放電管の中央部に接触することを特徴とする請求項1に記載の光源装置。
- 該導熱部材は、該放電管の長手方向に関して該放電管の中央部の位置に配置され、且つ該放電管を固定するように少なくとも2つの位置にて接触することを特徴とする請求項1に記載の光源装置。
- 該導熱部材は、該リフレクタに接触することを特徴とする請求項1に記載の光源装置。
- 該支持部材は、熱伝導性の材料により作製されていることを特徴とする請求項1に記載の光源装置。
- 該光源装置は、該導熱部材を冷却する放熱器を更に備えていることを特徴とする請求項1に記載の光源装置。
- 該光源装置は、該導熱部材を冷却する放熱ファンを備えていることを特徴とする請求項7に記載の光源装置。
- 該光源装置は、該放電管に水銀が封入されていることを特徴とする請求項1に記載の光源装置。
- 該放電管の内部には金属の微粒子が分散されていることを特徴とする請求項1に記載の光源装置。
- 該放電管は、該リフレクタにより覆われていることを特徴とする請求項1に記載の光源装置。
- 該支持部材の内面は、該放電管に接触していることを特徴とする請求項1に記載の光源装置。
- 該支持部材の外面は、該リフレクタに接触していることを特徴とする請求項1に記載の光源装置。
- 請求項1乃至3のいずれか1項に記載の光源装置と、該光源装置により照明される表示パネルと、を有することを特徴とする表示装置。
- 請求項14に記載の表示装置を有することを特徴とする情報処理装置。
- 前記表示装置を含む表示部と、キーボードを含む本体部と、から構成した請求項15に記載の情報処理装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007287894A JP4463845B2 (ja) | 2001-03-19 | 2007-11-05 | 光源装置及び表示装置 |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2001078546 | 2001-03-19 | ||
JP2007287894A JP4463845B2 (ja) | 2001-03-19 | 2007-11-05 | 光源装置及び表示装置 |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002573578A Division JP4124657B2 (ja) | 2001-03-19 | 2002-03-19 | 光源装置及び表示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008112729A JP2008112729A (ja) | 2008-05-15 |
JP4463845B2 true JP4463845B2 (ja) | 2010-05-19 |
Family
ID=18935146
Family Applications (3)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002573578A Expired - Fee Related JP4124657B2 (ja) | 2001-03-19 | 2002-03-19 | 光源装置及び表示装置 |
JP2007287894A Expired - Fee Related JP4463845B2 (ja) | 2001-03-19 | 2007-11-05 | 光源装置及び表示装置 |
JP2007287897A Expired - Fee Related JP4425955B2 (ja) | 2001-03-19 | 2007-11-05 | 光源装置及び表示装置 |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2002573578A Expired - Fee Related JP4124657B2 (ja) | 2001-03-19 | 2002-03-19 | 光源装置及び表示装置 |
Family Applications After (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2007287897A Expired - Fee Related JP4425955B2 (ja) | 2001-03-19 | 2007-11-05 | 光源装置及び表示装置 |
Country Status (6)
Country | Link |
---|---|
US (13) | US7070291B2 (ja) |
EP (3) | EP1956636A3 (ja) |
JP (3) | JP4124657B2 (ja) |
KR (4) | KR100978153B1 (ja) |
CN (7) | CN1715741B (ja) |
WO (1) | WO2002075207A1 (ja) |
Families Citing this family (16)
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KR100978153B1 (ko) * | 2001-03-19 | 2010-08-25 | 후지쯔 가부시끼가이샤 | 표시 패널을 조명하는 광원 장치, 표시 장치 및 정보 처리 장치 |
DE10223154A1 (de) * | 2002-05-16 | 2003-11-27 | Newfrey Llc | Fügesystemkopf, Fügesystem und Verfahren zum Zuführen und Fügen von Elementen |
TWI234064B (en) * | 2003-09-19 | 2005-06-11 | Fujitsu Ltd | Electronic device |
JP3966284B2 (ja) * | 2004-01-14 | 2007-08-29 | 松下電器産業株式会社 | 放電灯装置 |
EP1831756B1 (en) * | 2005-08-31 | 2018-02-21 | LG Chem, Ltd. | Reflection plate for backlight unit and backlight unit of liquid crystal display having good thermal conductivity |
JP4550000B2 (ja) * | 2006-04-04 | 2010-09-22 | 三菱電機株式会社 | 照明ユニット |
TWI367372B (en) * | 2006-09-05 | 2012-07-01 | Au Optronics Corp | Backlight module |
JP5040293B2 (ja) | 2006-12-19 | 2012-10-03 | 富士通株式会社 | 表示装置および情報処理装置 |
JP2008293902A (ja) * | 2007-05-28 | 2008-12-04 | Funai Electric Co Ltd | バックライト装置及びそれを用いた表示装置 |
US7661865B2 (en) * | 2007-10-17 | 2010-02-16 | Nec Lcd Technologies, Ltd. | Liquid crystal display backlight and liquid crystal display device |
JP5318962B2 (ja) * | 2009-09-28 | 2013-10-16 | シャープ株式会社 | 照明装置、表示装置、及びテレビ受信装置 |
CN102042512A (zh) * | 2009-10-12 | 2011-05-04 | 富准精密工业(深圳)有限公司 | 灯具 |
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US9016920B2 (en) * | 2012-09-27 | 2015-04-28 | Shenzhen China Star Optoelectronics Technology Co., Ltd | Backlight module and LCD device |
US9724596B2 (en) | 2015-02-24 | 2017-08-08 | Stephen Vincent Masarik | Video game controller with handlebar clip |
JP2017181624A (ja) * | 2016-03-29 | 2017-10-05 | セイコーエプソン株式会社 | 電気光学装置、電気光学ユニットおよび電子機器 |
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-
2002
- 2002-03-19 KR KR1020107004287A patent/KR100978153B1/ko not_active IP Right Cessation
- 2002-03-19 CN CN2005100791530A patent/CN1715741B/zh not_active Expired - Fee Related
- 2002-03-19 EP EP08156659A patent/EP1956636A3/en not_active Withdrawn
- 2002-03-19 EP EP08156660A patent/EP1956637A3/en not_active Withdrawn
- 2002-03-19 EP EP02705359A patent/EP1371899B1/en not_active Expired - Lifetime
- 2002-03-19 CN CNB200510079155XA patent/CN100476292C/zh not_active Expired - Fee Related
- 2002-03-19 CN CNB2005100791545A patent/CN100470122C/zh not_active Expired - Fee Related
- 2002-03-19 CN CNB2005100791526A patent/CN100552285C/zh not_active Expired - Fee Related
- 2002-03-19 CN CNB2005100791511A patent/CN100504155C/zh not_active Expired - Fee Related
- 2002-03-19 KR KR1020037012137A patent/KR100871010B1/ko not_active IP Right Cessation
- 2002-03-19 CN CNB028069250A patent/CN1276212C/zh not_active Expired - Fee Related
- 2002-03-19 KR KR1020087012925A patent/KR100972672B1/ko not_active IP Right Cessation
- 2002-03-19 CN CNA2005100791507A patent/CN1696792A/zh active Pending
- 2002-03-19 JP JP2002573578A patent/JP4124657B2/ja not_active Expired - Fee Related
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