KR20030069010A - 백색 광원 및 이를 이용한 화상 표시 장치 - Google Patents
백색 광원 및 이를 이용한 화상 표시 장치 Download PDFInfo
- Publication number
- KR20030069010A KR20030069010A KR1020020010882A KR20020010882A KR20030069010A KR 20030069010 A KR20030069010 A KR 20030069010A KR 1020020010882 A KR1020020010882 A KR 1020020010882A KR 20020010882 A KR20020010882 A KR 20020010882A KR 20030069010 A KR20030069010 A KR 20030069010A
- Authority
- KR
- South Korea
- Prior art keywords
- light
- fluorescent
- light source
- light emitting
- red
- 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- Withdrawn
Links
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims abstract description 79
- 230000005284 excitation Effects 0.000 claims abstract description 58
- 229910052688 Gadolinium Inorganic materials 0.000 claims abstract description 4
- 229910052775 Thulium Inorganic materials 0.000 claims abstract description 4
- 229910052769 Ytterbium Inorganic materials 0.000 claims abstract description 4
- 229910052791 calcium Inorganic materials 0.000 claims abstract description 4
- 229910052712 strontium Inorganic materials 0.000 claims abstract description 4
- 229910052684 Cerium Inorganic materials 0.000 claims abstract description 3
- 229910052761 rare earth metal Inorganic materials 0.000 claims abstract description 3
- 239000000126 substance Substances 0.000 claims description 32
- 230000004907 flux Effects 0.000 claims description 16
- OTYBMLCTZGSZBG-UHFFFAOYSA-L potassium sulfate Chemical compound [K+].[K+].[O-]S([O-])(=O)=O OTYBMLCTZGSZBG-UHFFFAOYSA-L 0.000 claims description 9
- 229910052939 potassium sulfate Inorganic materials 0.000 claims description 9
- 235000011151 potassium sulphates Nutrition 0.000 claims description 9
- 230000001678 irradiating effect Effects 0.000 claims description 7
- 239000012535 impurity Substances 0.000 claims description 5
- 229910018072 Al 2 O 3 Inorganic materials 0.000 claims description 4
- 238000010304 firing Methods 0.000 claims description 4
- 238000002441 X-ray diffraction Methods 0.000 claims description 3
- 239000003086 colorant Substances 0.000 claims description 3
- 230000001965 increasing effect Effects 0.000 abstract description 3
- 239000000203 mixture Substances 0.000 description 22
- 239000004973 liquid crystal related substance Substances 0.000 description 18
- 238000000295 emission spectrum Methods 0.000 description 16
- 238000010586 diagram Methods 0.000 description 12
- 238000011156 evaluation Methods 0.000 description 8
- 230000000052 comparative effect Effects 0.000 description 6
- 238000000034 method Methods 0.000 description 6
- 239000011230 binding agent Substances 0.000 description 5
- 238000004020 luminiscence type Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 239000000843 powder Substances 0.000 description 5
- 239000002994 raw material Substances 0.000 description 5
- 230000015572 biosynthetic process Effects 0.000 description 4
- 230000006866 deterioration Effects 0.000 description 4
- 238000003786 synthesis reaction Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 239000002904 solvent Substances 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 239000000758 substrate Substances 0.000 description 3
- 229910016036 BaF 2 Inorganic materials 0.000 description 2
- 229910005191 Ga 2 O 3 Inorganic materials 0.000 description 2
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical compound [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- 239000000654 additive Substances 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 239000012298 atmosphere Substances 0.000 description 2
- OYLGJCQECKOTOL-UHFFFAOYSA-L barium fluoride Chemical compound [F-].[F-].[Ba+2] OYLGJCQECKOTOL-UHFFFAOYSA-L 0.000 description 2
- 229910001632 barium fluoride Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229910052733 gallium Inorganic materials 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910052760 oxygen Inorganic materials 0.000 description 2
- 229910052700 potassium Inorganic materials 0.000 description 2
- 239000011591 potassium Substances 0.000 description 2
- 230000003595 spectral effect Effects 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910005793 GeO 2 Inorganic materials 0.000 description 1
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 description 1
- 230000000996 additive effect Effects 0.000 description 1
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 1
- 229910052787 antimony Inorganic materials 0.000 description 1
- 229910052788 barium Inorganic materials 0.000 description 1
- 229910021538 borax Inorganic materials 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 238000009792 diffusion process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 229910000037 hydrogen sulfide Inorganic materials 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 239000010453 quartz Substances 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N silicon dioxide Inorganic materials O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000011780 sodium chloride Substances 0.000 description 1
- 235000010339 sodium tetraborate Nutrition 0.000 description 1
- 229910052717 sulfur Inorganic materials 0.000 description 1
- 239000011593 sulfur Substances 0.000 description 1
- BSVBQGMMJUBVOD-UHFFFAOYSA-N trisodium borate Chemical compound [Na+].[Na+].[Na+].[O-]B([O-])[O-] BSVBQGMMJUBVOD-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- 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
-
- H—ELECTRICITY
- H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
- H10H—INORGANIC LIGHT-EMITTING SEMICONDUCTOR DEVICES HAVING POTENTIAL BARRIERS
- H10H20/00—Individual inorganic light-emitting semiconductor devices having potential barriers, e.g. light-emitting diodes [LED]
- H10H20/80—Constructional details
- H10H20/85—Packages
- H10H20/851—Wavelength conversion means
- H10H20/8511—Wavelength conversion means characterised by their material, e.g. binder
- H10H20/8512—Wavelength conversion materials
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09K—MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
- C09K11/00—Luminescent, e.g. electroluminescent, chemiluminescent materials
- C09K11/08—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials
- C09K11/77—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals
- C09K11/7728—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing rare earth metals containing europium
- C09K11/7729—Chalcogenides
- C09K11/7731—Chalcogenides with alkaline earth metals
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01J—ELECTRIC DISCHARGE TUBES OR DISCHARGE LAMPS
- H01J1/00—Details of electrodes, of magnetic control means, of screens, or of the mounting or spacing thereof, common to two or more basic types of discharge tubes or lamps
- H01J1/54—Screens on or from which an image or pattern is formed, picked-up, converted, or stored; Luminescent coatings on vessels
- H01J1/62—Luminescent screens; Selection of materials for luminescent coatings on vessels
- H01J1/63—Luminescent screens; Selection of materials for luminescent coatings on vessels characterised by the luminescent material
-
- 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
- Chemical & Material Sciences (AREA)
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Inorganic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Organic Chemistry (AREA)
- Mathematical Physics (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Luminescent Compositions (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
- Led Device Packages (AREA)
- Liquid Crystal (AREA)
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JPJP-P-2002-00039097 | 2002-02-15 | ||
| JP2002039097A JP4191937B2 (ja) | 2002-02-15 | 2002-02-15 | 白色光源及びそれを用いた画像表示装置 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| KR20030069010A true KR20030069010A (ko) | 2003-08-25 |
Family
ID=27678221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| KR1020020010882A Withdrawn KR20030069010A (ko) | 2002-02-15 | 2002-02-28 | 백색 광원 및 이를 이용한 화상 표시 장치 |
Country Status (5)
| Country | Link |
|---|---|
| US (1) | US6762551B2 (enExample) |
| JP (1) | JP4191937B2 (enExample) |
| KR (1) | KR20030069010A (enExample) |
| CN (1) | CN1313872C (enExample) |
| TW (1) | TW536658B (enExample) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7911127B2 (en) | 2005-03-30 | 2011-03-22 | Samsung Led Co., Ltd. | Phosphor blend for wavelength conversion and white light emitting device using the same |
Families Citing this family (40)
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|---|---|---|---|---|
| US6997584B1 (en) * | 2002-12-12 | 2006-02-14 | Russell Rothan | Bicycle lamp |
| US7268370B2 (en) | 2003-06-05 | 2007-09-11 | Matsushita Electric Industrial Co., Ltd. | Phosphor, semiconductor light emitting device, and fabrication method thereof |
| US20050006659A1 (en) * | 2003-07-09 | 2005-01-13 | Ng Kee Yean | Light emitting diode utilizing a discrete wavelength-converting layer for color conversion |
| US7488432B2 (en) * | 2003-10-28 | 2009-02-10 | Nichia Corporation | Fluorescent material and light-emitting device |
| KR100540848B1 (ko) * | 2004-01-02 | 2006-01-11 | 주식회사 메디아나전자 | 이중 몰드로 구성된 백색 발광다이오드 소자 및 그 제조방법 |
| JP2005268770A (ja) * | 2004-02-19 | 2005-09-29 | Matsushita Electric Ind Co Ltd | 白色発光素子及び白色光源 |
| US7573072B2 (en) * | 2004-03-10 | 2009-08-11 | Lumination Llc | Phosphor and blends thereof for use in LEDs |
| JP2005298805A (ja) * | 2004-03-16 | 2005-10-27 | Mitsubishi Chemicals Corp | 発光装置及び照明装置 |
| JP5226929B2 (ja) | 2004-06-30 | 2013-07-03 | 三菱化学株式会社 | 発光素子並びにそれを用いた照明装置、画像表示装置 |
| JP4534717B2 (ja) * | 2004-10-29 | 2010-09-01 | 豊田合成株式会社 | 発光装置 |
| US8269410B2 (en) | 2005-03-18 | 2012-09-18 | Mitsubishi Chemical Corporation | Light-emitting device, white light-emitting device, illuminator, and image display |
| KR101142519B1 (ko) * | 2005-03-31 | 2012-05-08 | 서울반도체 주식회사 | 적색 형광체 및 녹색 형광체를 갖는 백색 발광다이오드를채택한 백라이트 패널 |
| US20080191608A1 (en) * | 2005-04-20 | 2008-08-14 | Koninklijke Philips Electronics N.V. | Illumination System Comprising a Ceramic Luminescence Converter |
| JP2006307083A (ja) * | 2005-04-28 | 2006-11-09 | Mitsui Mining & Smelting Co Ltd | 青色励起黄色蛍光体及びそれを用いた白色発光素子 |
| WO2006126817A1 (en) * | 2005-05-24 | 2006-11-30 | Seoul Semiconductor Co., Ltd. | Green phosphor of thiogallate, red phosphor of alkaline earth sulfide and white light emitting device thereof |
| KR100533922B1 (ko) * | 2005-08-05 | 2005-12-06 | 알티전자 주식회사 | 황색 형광체 및 이를 이용한 백색 발광 장치 |
| KR100724591B1 (ko) | 2005-09-30 | 2007-06-04 | 서울반도체 주식회사 | 발광 소자 및 이를 포함한 ｌｅｄ 백라이트 |
| EP1999232B1 (en) * | 2006-03-16 | 2017-06-14 | Seoul Semiconductor Co., Ltd | Fluorescent material and light emitting diode using the same |
| CN100552750C (zh) * | 2006-04-19 | 2009-10-21 | 亿光电子工业股份有限公司 | 白光显示器结构 |
| DE102007001903A1 (de) * | 2006-11-17 | 2008-05-21 | Merck Patent Gmbh | Leuchtstoffkörper enthaltend Rubin für weiße oder Color-on-demand LEDs |
| JP2008283155A (ja) * | 2007-05-14 | 2008-11-20 | Sharp Corp | 発光装置、照明機器および液晶表示装置 |
| KR100937963B1 (ko) * | 2008-02-05 | 2010-01-21 | 삼성에스디아이 주식회사 | 디스플레이 장치용 형광체 조성물 |
| CN101939402A (zh) * | 2008-02-11 | 2011-01-05 | 皇家飞利浦电子股份有限公司 | 提高色彩饱和度的基于led的光源 |
| JP4978846B2 (ja) * | 2008-04-04 | 2012-07-18 | 昭栄化学工業株式会社 | 発光装置 |
| WO2009143283A1 (en) * | 2008-05-20 | 2009-11-26 | Lightscape Materials, Inc. | Silicate-based phosphors and led lighting devices using the same |
| JP5617288B2 (ja) * | 2010-03-18 | 2014-11-05 | セイコーエプソン株式会社 | 照明装置及びプロジェクター |
| EP2743328B1 (en) * | 2011-08-11 | 2019-01-09 | Mitsui Mining and Smelting Co., Ltd. | Red phosphor and light-emitting element |
| JP5527445B2 (ja) * | 2013-02-08 | 2014-06-18 | 三菱化学株式会社 | 発光素子並びにそれを用いた照明装置、画像表示装置 |
| RU2549406C1 (ru) * | 2013-09-26 | 2015-04-27 | Открытое акционерное общество "Институт пластмасс имени Г.С. Петрова" | Полимерная люминесцентная композиция для получения белого света, возбуждаемая синим светодиодом |
| KR102101205B1 (ko) | 2013-11-29 | 2020-04-16 | 엘지디스플레이 주식회사 | 차량의 계기판용 액정표시소자 |
| JP6156440B2 (ja) * | 2014-05-30 | 2017-07-05 | 日亜化学工業株式会社 | 赤色発光蛍光体及びこれを用いた発光装置 |
| WO2017129351A1 (en) * | 2016-01-26 | 2017-08-03 | Merck Patent Gmbh | A composition, color converting sheet and light emitting diode device |
| JP2017157724A (ja) * | 2016-03-02 | 2017-09-07 | デクセリアルズ株式会社 | 表示装置及びその製造方法、並びに発光装置及びその製造方法 |
| EP3444231A4 (en) * | 2016-04-15 | 2019-11-13 | Koito Manufacturing Co., Ltd. | NANO COMPOSITE AND NANOCOMPOSITE PRODUCTION METHOD |
| JP2018003006A (ja) | 2016-06-24 | 2018-01-11 | パナソニック株式会社 | 蛍光体およびその製造方法、ならびに発光装置 |
| CN108957928A (zh) * | 2018-08-01 | 2018-12-07 | 张家港康得新光电材料有限公司 | 投影膜与包括其的投影系统 |
| CN108957938A (zh) * | 2018-08-01 | 2018-12-07 | 张家港康得新光电材料有限公司 | 投影膜与包括其的投影系统 |
| CN108957939A (zh) * | 2018-08-01 | 2018-12-07 | 张家港康得新光电材料有限公司 | 投影膜与包括其的投影系统 |
| US11444225B2 (en) | 2020-09-08 | 2022-09-13 | Dominant Opto Technologies Sdn Bhd | Light emitting diode package having a protective coating |
| US11329206B2 (en) | 2020-09-28 | 2022-05-10 | Dominant Opto Technologies Sdn Bhd | Lead frame and housing sub-assembly for use in a light emitting diode package and method for manufacturing the same |
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| JP2001111109A (ja) * | 1999-10-07 | 2001-04-20 | Sharp Corp | 窒化ガリウム系化合物半導体発光素子 |
| JP3511993B2 (ja) * | 1999-10-25 | 2004-03-29 | 日亜化学工業株式会社 | 発光装置 |
| JP4429444B2 (ja) * | 1999-12-24 | 2010-03-10 | 株式会社日立メディコ | シンチレータ、それを用いた放射線検出器及びｘ線ｃｔ装置 |
| JP3748355B2 (ja) * | 2000-01-27 | 2006-02-22 | シャープ株式会社 | 発光ダイオード |
| JP3809760B2 (ja) * | 2000-02-18 | 2006-08-16 | 日亜化学工業株式会社 | 発光ダイオード |
| JP4406490B2 (ja) * | 2000-03-14 | 2010-01-27 | 株式会社朝日ラバー | 発光ダイオード |
| KR100363257B1 (ko) * | 2000-04-26 | 2002-12-05 | 삼성에스디아이 주식회사 | 표면 코팅을 이용한 이트륨 실리케이트계 형광체 및 그제조방법 |
| CN1203557C (zh) * | 2000-05-29 | 2005-05-25 | 电灯专利信托有限公司 | 基于发光二极管的发射白光的照明设备 |
| JP2001352101A (ja) * | 2000-06-06 | 2001-12-21 | Nichia Chem Ind Ltd | 発光装置 |
| US6850002B2 (en) * | 2000-07-28 | 2005-02-01 | Osram Opto Semiconductors Gmbh | Light emitting device for generating specific colored light, including white light |
| DE10051242A1 (de) * | 2000-10-17 | 2002-04-25 | Philips Corp Intellectual Pty | Lichtemittierende Vorrichtung mit beschichtetem Leuchtstoff |
-
2002
- 2002-02-15 JP JP2002039097A patent/JP4191937B2/ja not_active Expired - Lifetime
- 2002-02-27 TW TW091103641A patent/TW536658B/zh not_active IP Right Cessation
- 2002-02-28 KR KR1020020010882A patent/KR20030069010A/ko not_active Withdrawn
- 2002-02-28 CN CNB021198268A patent/CN1313872C/zh not_active Expired - Fee Related
- 2002-03-14 US US10/096,574 patent/US6762551B2/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7911127B2 (en) | 2005-03-30 | 2011-03-22 | Samsung Led Co., Ltd. | Phosphor blend for wavelength conversion and white light emitting device using the same |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1438525A (zh) | 2003-08-27 |
| US20030155856A1 (en) | 2003-08-21 |
| JP2003243715A (ja) | 2003-08-29 |
| TW536658B (en) | 2003-06-11 |
| US6762551B2 (en) | 2004-07-13 |
| CN1313872C (zh) | 2007-05-02 |
| JP4191937B2 (ja) | 2008-12-03 |
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