JP2012140627A - チオガレート系緑色蛍光体、アルカリ土類金属硫化物系赤色蛍光体、及びこれらを採用した白色発光素子 - Google Patents
チオガレート系緑色蛍光体、アルカリ土類金属硫化物系赤色蛍光体、及びこれらを採用した白色発光素子 Download PDFInfo
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- 229910052784 alkaline earth metal Inorganic materials 0.000 title claims abstract description 46
- -1 alkaline earth metal sulfide Chemical class 0.000 title claims abstract description 44
- 239000000126 substance Substances 0.000 title abstract description 7
- 108010043121 Green Fluorescent Proteins Proteins 0.000 title abstract description 4
- 229910052712 strontium Inorganic materials 0.000 claims abstract description 21
- 229910052788 barium Inorganic materials 0.000 claims abstract description 9
- 229910052733 gallium Inorganic materials 0.000 claims abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 7
- 229910052738 indium Inorganic materials 0.000 claims abstract description 7
- 229910052727 yttrium Inorganic materials 0.000 claims abstract description 6
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 5
- 229910052700 potassium Inorganic materials 0.000 claims abstract description 5
- 229910052706 scandium Inorganic materials 0.000 claims abstract description 5
- 229910052708 sodium Inorganic materials 0.000 claims abstract description 5
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 claims description 97
- 229910052791 calcium Inorganic materials 0.000 claims description 19
- 239000000463 material Substances 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- UCKMPCXJQFINFW-UHFFFAOYSA-N Sulphide Chemical compound [S-2] UCKMPCXJQFINFW-UHFFFAOYSA-N 0.000 claims description 4
- 150000001342 alkaline earth metals Chemical class 0.000 claims description 4
- 229910052745 lead Inorganic materials 0.000 claims description 3
- 229910052748 manganese Inorganic materials 0.000 claims description 3
- 229910052789 astatine Inorganic materials 0.000 claims 1
- 238000001914 filtration Methods 0.000 abstract description 5
- 229910052746 lanthanum Inorganic materials 0.000 abstract description 4
- MYLBTCQBKAKUTJ-UHFFFAOYSA-N 7-methyl-6,8-bis(methylsulfanyl)pyrrolo[1,2-a]pyrazine Chemical compound C1=CN=CC2=C(SC)C(C)=C(SC)N21 MYLBTCQBKAKUTJ-UHFFFAOYSA-N 0.000 abstract 1
- 239000012778 molding material Substances 0.000 description 12
- 238000000295 emission spectrum Methods 0.000 description 10
- 238000012986 modification Methods 0.000 description 8
- 230000004048 modification Effects 0.000 description 8
- 238000002156 mixing Methods 0.000 description 7
- 229910002601 GaN Inorganic materials 0.000 description 6
- 238000000862 absorption spectrum Methods 0.000 description 6
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 6
- 238000004519 manufacturing process Methods 0.000 description 6
- 229910004283 SiO 4 Inorganic materials 0.000 description 5
- 238000001228 spectrum Methods 0.000 description 5
- 239000000758 substrate Substances 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 229910052977 alkali metal sulfide Inorganic materials 0.000 description 4
- 239000003086 colorant Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000005284 excitation Effects 0.000 description 3
- 238000001746 injection moulding Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000000465 moulding Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 3
- 229910052796 boron Inorganic materials 0.000 description 2
- 238000005424 photoluminescence Methods 0.000 description 2
- 239000000843 powder Substances 0.000 description 2
- 229910002704 AlGaN Inorganic materials 0.000 description 1
- 239000004593 Epoxy Substances 0.000 description 1
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 1
- 229910052688 Gadolinium Inorganic materials 0.000 description 1
- 229910001218 Gallium arsenide Inorganic materials 0.000 description 1
- JMASRVWKEDWRBT-UHFFFAOYSA-N Gallium nitride Chemical compound [Ga]#N JMASRVWKEDWRBT-UHFFFAOYSA-N 0.000 description 1
- 229910052765 Lutetium Inorganic materials 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 239000012190 activator Substances 0.000 description 1
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive 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
- 239000012298 atmosphere Substances 0.000 description 1
- 238000000498 ball milling Methods 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000000470 constituent Substances 0.000 description 1
- 239000011363 dried mixture Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052976 metal sulfide Inorganic materials 0.000 description 1
- 239000004570 mortar (masonry) Substances 0.000 description 1
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 1
- 229920001690 polydopamine Polymers 0.000 description 1
- 229920001296 polysiloxane Polymers 0.000 description 1
- 239000002994 raw material Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002904 solvent Substances 0.000 description 1
- 230000003595 spectral effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
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- 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
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- C09K11/88—Luminescent, e.g. electroluminescent, chemiluminescent materials containing inorganic luminescent materials containing selenium, tellurium or unspecified chalcogen elements
- C09K11/881—Chalcogenides
- C09K11/886—Chalcogenides with rare earth metals
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- H01L2224/44—Structure, shape, material or disposition of the wire connectors prior to the connecting process
- H01L2224/45—Structure, shape, material or disposition of the wire connectors prior to the connecting process of an individual wire connector
- H01L2224/45001—Core members of the connector
- H01L2224/45099—Material
- H01L2224/451—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof
- H01L2224/45138—Material with a principal constituent of the material being a metal or a metalloid, e.g. boron (B), silicon (Si), germanium (Ge), arsenic (As), antimony (Sb), tellurium (Te) and polonium (Po), and alloys thereof the principal constituent melting at a temperature of greater than or equal to 950°C and less than 1550°C
- H01L2224/45144—Gold (Au) as principal constituent
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- Led Device Packages (AREA)
Abstract
【解決手段】(A1−x−yEux(MI0.5MIII0.5)y)B2S4(ここでx+y<1)であり、ここで、Aは、Ba、Sr、Caよりなる群から選択された少なくとも1つの元素であり、Bは、Ga及びAl、Ga及びIn、並びにGa、Al及びInよりなる群から選択され、xは、0.01から0.1の範囲内に設定され、MIは、Li、Na、Kよりなる群から選択された少なくとも1つの元素であり、MIIIは、Sc、Y、Lu、Gd、Laよりなる群から選択された少なくとも1つの元素であり、yは、0<y<1の範囲内に設定されることを特徴とするチオガレート系緑色蛍光体。
【選択図】なし
Description
それ故、本発明は、紫外線発光ダイオード用の緑色、赤色、及び白色発光素子と、青色発光ダイオード用のブルーラグーン(bluelagoon)、ピンク、及び白色半導体発光装置と、長波長の紫外線及び青色領域帯をエネルギー源とする応用分野と、に適用することができる。
それと共に、発光ダイオード自体の製造工程における困難及び製造コストに関する問題を画期的に解決することができる。
2 ヒートシンク
3 発光ダイオード
4 透光性モールド材
5 チオガレート系緑色蛍光体
6 アルカリ土類金属硫化物系赤色蛍光体
7 カソードリード
7a 細金線
8 アノードリード
8a 細金線
Claims (9)
- 一般式が(A1−x−yEux(MI 0.5MIII 0.5)y)B2S4(ここでx+y<1)であり、ここで、Aは、Ba、Sr、Caよりなる群から選択された少なくとも1つの元素であり、Bは、Ga及びAl、Ga及びIn、並びにGa、Al及びInよりなる群から選択され、xは、0.01から0.1の範囲内に設定され、MIは、Li、Na、Kよりなる群から選択された少なくとも1つの元素であり、MIIIは、Sc、Y、Lu、Gd、Laよりなる群から選択された少なくとも1つの元素であり、yは、0<y<1の範囲内に設定されることを特徴とするチオガレート(thiogallate)系緑色蛍光体。
- 請求項1に記載のチオガレート(thiogallate)系緑色蛍光体と、
一般式がAx−aEuaGeSzであり、ここで、Aは、Ca、Srよりなる群から選択された少なくとも1つの元素であり、z=x+2であり、xは、2から5の範囲内に設定され、a/xは、0.0005から0.02の範囲内に設定されるアルカリ土類金属硫化物系赤色蛍光体と
を含むことを特徴とする発光素子。 - 青色光を放出する発光ダイオードと、
前記発光ダイオードの上部に設置され、前記発光ダイオードから放出された光により励起されて緑色光を放出する請求項1に記載のチオガレート系緑色蛍光体と、
前記発光ダイオードの上部に設置され、前記発光ダイオードから放出された光により励起されて赤色光を放出するアルカリ土類金属硫化物系赤色蛍光体と、を含み、前記緑色光及び前記赤色光が前記発光ダイオードから放出された前記青色光の一部と混色されて白色光を放出することを特徴とする白色発光素子。 - 紫外線を放出する紫外発光ダイオードをさらに含み、
前記緑色蛍光体及び前記赤色蛍光体のうち少なくとも1つは、前記紫外発光ダイオードから放出された光により励起されて光を放出することを特徴とする請求項3に記載の白色発光素子。 - 透光性モールド材をさらに含み、
前記チオガレート系緑色蛍光体及び前記アルカリ土類金属硫化物系赤色蛍光体は、前記透光性モールド材内に分散されることを特徴とする請求項3に記載の白色発光素子。 - 前記アルカリ土類金属硫化物系赤色蛍光体は、一般式がAx−aEuaGeSzであり、ここで、Aは、Ca、Srよりなる群から選択された少なくとも1つの元素であり、z=x+2であり、xは、2から5の範囲内に設定され、a/xは、0.0005から0.02の範囲内に設定されることを特徴とする請求項3に記載の白色発光素子。
- 前記アルカリ土類金属硫化物系赤色蛍光体は、一般式が(Ca、Sr)1−x−yEuxCy(S1−zSez)であり、ここで、Cは、Mn及びPbよりなる群から選択された少なくとも1つの元素であり、xは、0.0005から0.1の範囲内に設定され、yは、0から0.5の範囲内に設定され、zは、0から1の範囲内に設定されることを特徴とする請求項3に記載の白色発光素子。
- 前記アルカリ土類金属硫化物系蛍光体は、一般式が(Ca、Sr)1−x−yEuxPbySであり、ここで、xは、0.0005から0.01の範囲内に設定され、yは、0から0.5の範囲内に設定されることを特徴とする請求項3に記載の白色発光素子。
- 前記アルカリ土類金属硫化物系蛍光体は、組成によって600nmから660nmの範囲の波長の光を放出することを特徴とする請求項7に記載の白色発光素子。
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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KR10-2005-0043785 | 2005-05-24 | ||
KR1020050043785A KR100657137B1 (ko) | 2005-05-24 | 2005-05-24 | 티오갈레이트계 녹색 형광체 및 알칼리 토금속 황화물계 적색 형광체를 채용한 백색 발광 소자 |
KR1020050057892A KR100666189B1 (ko) | 2005-06-30 | 2005-06-30 | 발광 소자 |
KR10-2005-0057892 | 2005-06-30 |
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JP2008513362A Division JP5052507B2 (ja) | 2005-05-24 | 2006-05-23 | チオガレート系緑色蛍光体、アルカリ土類金属硫化物系赤色蛍光体、及びこれらを採用した白色発光素子 |
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JP2008513363A Expired - Fee Related JP4896129B2 (ja) | 2005-05-24 | 2006-05-23 | 発光素子及びそれのためのアルカリ土類金属硫化物系蛍光体 |
JP2008513362A Expired - Fee Related JP5052507B2 (ja) | 2005-05-24 | 2006-05-23 | チオガレート系緑色蛍光体、アルカリ土類金属硫化物系赤色蛍光体、及びこれらを採用した白色発光素子 |
JP2012030958A Pending JP2012140627A (ja) | 2005-05-24 | 2012-02-15 | チオガレート系緑色蛍光体、アルカリ土類金属硫化物系赤色蛍光体、及びこれらを採用した白色発光素子 |
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JP2008513363A Expired - Fee Related JP4896129B2 (ja) | 2005-05-24 | 2006-05-23 | 発光素子及びそれのためのアルカリ土類金属硫化物系蛍光体 |
JP2008513362A Expired - Fee Related JP5052507B2 (ja) | 2005-05-24 | 2006-05-23 | チオガレート系緑色蛍光体、アルカリ土類金属硫化物系赤色蛍光体、及びこれらを採用した白色発光素子 |
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US (2) | US8088302B2 (ja) |
EP (3) | EP1888710B1 (ja) |
JP (3) | JP4896129B2 (ja) |
AT (1) | ATE534720T1 (ja) |
TW (2) | TWI323947B (ja) |
WO (2) | WO2006126817A1 (ja) |
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JP2022032021A (ja) * | 2020-08-10 | 2022-02-24 | インダストリー アカデミー コーオペレーション ファウンデーション オブ セジョン ユニバーシティー | 硫化物系蛍光体とその蛍光体を含む発光装置 |
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---|---|---|---|---|
KR101142519B1 (ko) | 2005-03-31 | 2012-05-08 | 서울반도체 주식회사 | 적색 형광체 및 녹색 형광체를 갖는 백색 발광다이오드를채택한 백라이트 패널 |
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 |
KR100601200B1 (ko) | 2005-06-17 | 2006-07-13 | 서울반도체 주식회사 | 적색 형광체와 이를 이용한 발광 다이오드 |
KR100642786B1 (ko) * | 2005-08-10 | 2006-11-03 | 서울반도체 주식회사 | 적색 형광체, 이의 제조 방법 및 이를 이용한 발광 소자 |
KR100724591B1 (ko) | 2005-09-30 | 2007-06-04 | 서울반도체 주식회사 | 발광 소자 및 이를 포함한 led 백라이트 |
US8323529B2 (en) | 2006-03-16 | 2012-12-04 | Seoul Semiconductor Co., Ltd. | Fluorescent material and light emitting diode using the same |
TWI426119B (zh) * | 2006-03-21 | 2014-02-11 | Seoul Semiconductor Co Ltd | 螢光材料及使用其之發光二極體 |
KR101258227B1 (ko) * | 2006-08-29 | 2013-04-25 | 서울반도체 주식회사 | 발광 소자 |
KR100930171B1 (ko) | 2006-12-05 | 2009-12-07 | 삼성전기주식회사 | 백색 발광장치 및 이를 이용한 백색 광원 모듈 |
US8158026B2 (en) | 2008-08-12 | 2012-04-17 | Samsung Led Co., Ltd. | Method for preparing B-Sialon phosphor |
GB2474413B8 (en) * | 2008-08-12 | 2013-02-13 | Samsung Led Co Ltd | Method for producing a ß-SiA1ON phosphor |
TWI386970B (zh) * | 2008-11-18 | 2013-02-21 | Ind Tech Res Inst | 應用氣態硫化物之發光裝置 |
US9082349B2 (en) * | 2011-08-30 | 2015-07-14 | Sharp Laboratories Of America, Inc. | Multi-primary display with active backlight |
JP6058948B2 (ja) * | 2012-08-28 | 2017-01-11 | 日東光学株式会社 | 光学フィルタ、光源装置、照明装置 |
WO2014133374A1 (en) | 2013-02-28 | 2014-09-04 | Vilnius University | Solid-state sources of light for preferential colour rendition |
JP6266923B2 (ja) * | 2013-08-26 | 2018-01-24 | シチズン電子株式会社 | Led発光装置 |
JP6256460B2 (ja) | 2015-12-28 | 2018-01-10 | 日亜化学工業株式会社 | チオガレート系蛍光体の製造方法 |
JP6561976B2 (ja) | 2016-12-02 | 2019-08-21 | 日亜化学工業株式会社 | チオガレート系蛍光体の製造方法、発光装置の製造方法、チオガレート系蛍光体及び発光装置 |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002060747A (ja) * | 1999-09-27 | 2002-02-26 | Lumileds Lighting Us Llc | 3色型白色光ledランプ |
JP2002531955A (ja) * | 1998-11-30 | 2002-09-24 | ゼネラル・エレクトリック・カンパニイ | 視感度の高い蛍光体による発光デバイス |
WO2003081957A1 (en) * | 2002-03-27 | 2003-10-02 | Ifire Technology Inc. | Yttrium substituted barium thioaluminate phosphor materials |
JP2004505172A (ja) * | 2000-07-28 | 2004-02-19 | オスラム オプト セミコンダクターズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 波長変換のためのルミネセンス変換ベースの発光ダイオード及び蛍光体 |
JP2004119375A (ja) * | 2002-09-26 | 2004-04-15 | Agilent Technol Inc | ルミネセンス材料を利用したバックライト構造、その提供方法及びシステム |
JP2004153261A (ja) * | 2002-10-11 | 2004-05-27 | Agilent Technol Inc | 発光基層のスクリーン印刷方法 |
JP2004168996A (ja) * | 2002-09-24 | 2004-06-17 | General Electric Co <Ge> | 蛍光体ブレンド及び液晶ディスプレイ用バックライト光源 |
Family Cites Families (71)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US2110162A (en) * | 1938-03-08 | Luminescent material | ||
US2402760A (en) | 1942-06-27 | 1946-06-25 | Rca Corp | Luminescent material |
US3639254A (en) * | 1969-07-01 | 1972-02-01 | Gte Laboratories Inc | Alkaline earth thiogallate phosphors |
DE10028266A1 (de) * | 2000-06-09 | 2001-12-13 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Hocheffizienter Leuchtstoff |
US4065688A (en) | 1977-03-28 | 1977-12-27 | Westinghouse Electric Corporation | High-pressure mercury-vapor discharge lamp having a light output with incandescent characteristics |
US4303913A (en) * | 1978-08-25 | 1981-12-01 | Matsushita Electric Industrial Co., Ltd. | Fluorescent display device and display apparatus using the same |
US4563297A (en) * | 1980-02-06 | 1986-01-07 | Futaba Denshi Kogyo K.K. | Fluorescent composition |
JPS57128772A (en) | 1981-02-02 | 1982-08-10 | Hitachi Ltd | Fluorescent substance |
US5208462A (en) | 1991-12-19 | 1993-05-04 | Allied-Signal Inc. | Wide bandwidth solid state optical source |
US5598059A (en) * | 1994-04-28 | 1997-01-28 | Planar Systems, Inc. | AC TFEL device having a white light emitting multilayer phosphor |
US5834053A (en) * | 1994-11-30 | 1998-11-10 | The Regents Of The University Of California | Blue light emitting thiogallate phosphor |
US5656888A (en) * | 1995-11-13 | 1997-08-12 | Sun; Sey-Shing | Oxygen-doped thiogallate phosphor |
JP2927279B2 (ja) | 1996-07-29 | 1999-07-28 | 日亜化学工業株式会社 | 発光ダイオード |
TW383508B (en) | 1996-07-29 | 2000-03-01 | Nichia Kagaku Kogyo Kk | Light emitting device and display |
US6252254B1 (en) * | 1998-02-06 | 2001-06-26 | General Electric Company | Light emitting device with phosphor composition |
JP2000171796A (ja) | 1998-12-02 | 2000-06-23 | Howa Bussan Kk | 面状光源 |
US6680569B2 (en) | 1999-02-18 | 2004-01-20 | Lumileds Lighting U.S. Llc | Red-deficiency compensating phosphor light emitting device |
AU7617800A (en) * | 1999-09-27 | 2001-04-30 | Lumileds Lighting U.S., Llc | A light emitting diode device that produces white light by performing complete phosphor conversion |
EP1104799A1 (en) | 1999-11-30 | 2001-06-06 | Patent-Treuhand-Gesellschaft für elektrische Glühlampen mbH | Red emitting luminescent material |
JP4406490B2 (ja) | 2000-03-14 | 2010-01-27 | 株式会社朝日ラバー | 発光ダイオード |
KR20010097147A (ko) | 2000-04-20 | 2001-11-08 | 박득일 | 백색 발광 다이오드를 이용한 백라이트 유닛과 고순도백색광의 발광방법 |
JP2002156531A (ja) | 2000-11-22 | 2002-05-31 | Yuka Denshi Co Ltd | 導光体及びこれを用いた面光源装置と液晶ディスプレイ装置 |
AT410266B (de) | 2000-12-28 | 2003-03-25 | Tridonic Optoelectronics Gmbh | Lichtquelle mit einem lichtemittierenden element |
KR100407512B1 (ko) | 2001-02-19 | 2003-12-01 | 주식회사 이스트웰 | 녹색발광 스트론튬ㆍ유로피움ㆍ티오갈륨 형광체의제조방법 |
US6417019B1 (en) * | 2001-04-04 | 2002-07-09 | Lumileds Lighting, U.S., Llc | Phosphor converted light emitting diode |
US6617782B2 (en) * | 2001-05-30 | 2003-09-09 | Ifire Technology Inc. | Thioaluminate phosphor material with a gadolinium co-activator |
KR100923804B1 (ko) * | 2001-09-03 | 2009-10-27 | 파나소닉 주식회사 | 반도체발광소자, 발광장치 및 반도체발광소자의 제조방법 |
DE10146719A1 (de) | 2001-09-20 | 2003-04-17 | Patent Treuhand Ges Fuer Elektrische Gluehlampen Mbh | Beleuchtungseinheit mit mindestens einer LED als Lichtquelle |
JP3931070B2 (ja) | 2001-10-22 | 2007-06-13 | 株式会社アドバンスト・ディスプレイ | 面状光源装置及びこれを備えた液晶表示装置 |
EP1451264A4 (en) | 2001-11-14 | 2007-07-18 | Sarnoff Corp | RED PHOTOLUMINESCENT PHOSPHORES |
JP2003301171A (ja) * | 2002-02-06 | 2003-10-21 | Tdk Corp | 蛍光体薄膜、その製造方法およびelパネル |
JP4191937B2 (ja) * | 2002-02-15 | 2008-12-03 | 株式会社日立製作所 | 白色光源及びそれを用いた画像表示装置 |
AU2003215785A1 (en) * | 2002-03-25 | 2003-10-08 | Philips Intellectual Property And Standards Gmbh | Tri-color white light led lamp |
JP4001766B2 (ja) | 2002-04-26 | 2007-10-31 | 富士フイルム株式会社 | 液晶表示装置およびこれを用いる医用画像表示装置 |
TW563261B (en) * | 2002-06-07 | 2003-11-21 | Solidlite Corp | A method and of manufacture for tri-color white LED |
CA2489237A1 (en) | 2002-06-13 | 2003-12-24 | Cree, Inc. | Semiconductor emitter comprising a saturated phosphor |
KR100479073B1 (ko) | 2002-06-19 | 2005-03-25 | 엘지전자 주식회사 | 백 라이트 유닛 검사 장치 |
AU2003248074A1 (en) | 2002-07-16 | 2004-02-02 | Futaba Corporation | Composite nanoparticle and process for producing the same |
JP2004094031A (ja) | 2002-09-02 | 2004-03-25 | Sumitomo Rubber Ind Ltd | フィルム観察装置 |
JP4201167B2 (ja) | 2002-09-26 | 2008-12-24 | シチズン電子株式会社 | 白色発光装置の製造方法 |
JP4529349B2 (ja) | 2002-11-08 | 2010-08-25 | 日亜化学工業株式会社 | 窒化物系蛍光体および発光装置 |
JP2004296830A (ja) | 2003-03-27 | 2004-10-21 | Solidlite Corp | 白色ledの製造方法 |
JP4274843B2 (ja) | 2003-04-21 | 2009-06-10 | シャープ株式会社 | Ledデバイスおよびそれを用いた携帯電話機器、デジタルカメラおよびlcd表示装置 |
US7125501B2 (en) | 2003-04-21 | 2006-10-24 | Sarnoff Corporation | High efficiency alkaline earth metal thiogallate-based phosphors |
US7075225B2 (en) | 2003-06-27 | 2006-07-11 | Tajul Arosh Baroky | White light emitting device |
KR100518408B1 (ko) | 2003-08-22 | 2005-09-29 | 엘지.필립스 엘시디 주식회사 | 듀얼 프론트 라이트를 이용한 듀얼 액정표시장치 |
JP2005072479A (ja) | 2003-08-27 | 2005-03-17 | Sumitomo Electric Ind Ltd | 白色発光素子、蛍光体およびその製造方法 |
JP2005079500A (ja) | 2003-09-03 | 2005-03-24 | Lite-On Technology Corp | 白色光発光装置 |
CN100472823C (zh) * | 2003-10-15 | 2009-03-25 | 日亚化学工业株式会社 | 发光装置 |
US7123796B2 (en) | 2003-12-08 | 2006-10-17 | University Of Cincinnati | Light emissive display based on lightwave coupling |
US7102152B2 (en) * | 2004-10-14 | 2006-09-05 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Device and method for emitting output light using quantum dots and non-quantum fluorescent material |
JP3909603B2 (ja) | 2003-12-19 | 2007-04-25 | シャープ株式会社 | 光学材料、光学部材、照明装置および表示装置 |
US7608200B2 (en) * | 2004-01-16 | 2009-10-27 | Mitsubishi Chemical Corporation | Phosphor and including the same, light emitting apparatus, illuminating apparatus and image display |
US7488990B2 (en) * | 2004-04-02 | 2009-02-10 | Avago Technologies Ecbu Ip (Singapore) Pte. Ltd. | Using multiple types of phosphor in combination with a light emitting device |
US20050236958A1 (en) | 2004-04-23 | 2005-10-27 | Harvatek Corporation | White light-emitting device |
KR101041311B1 (ko) * | 2004-04-27 | 2011-06-14 | 파나소닉 주식회사 | 형광체 조성물과 그 제조 방법, 및 그 형광체 조성물을 이용한 발광장치 |
KR20050107033A (ko) * | 2004-05-07 | 2005-11-11 | 삼성전자주식회사 | 발광 다이오드 모듈 및 이를 구비한 액정표시장치 |
KR100665299B1 (ko) | 2004-06-10 | 2007-01-04 | 서울반도체 주식회사 | 발광물질 |
KR101189265B1 (ko) * | 2004-06-14 | 2012-10-09 | 삼성디스플레이 주식회사 | 방열 구조를 개선한 액정표시장치 |
KR20040088418A (ko) | 2004-09-15 | 2004-10-16 | 박재익 | 삼파장 백색 발광다이오드 |
KR100634304B1 (ko) * | 2004-09-30 | 2006-10-16 | 서울반도체 주식회사 | 형광체 및 이를 이용한 발광 다이오드 |
US20060082296A1 (en) * | 2004-10-14 | 2006-04-20 | Chua Janet Bee Y | Mixture of alkaline earth metal thiogallate green phosphor and sulfide red phosphor for phosphor-converted LED |
JP4836429B2 (ja) | 2004-10-18 | 2011-12-14 | 株式会社東芝 | 蛍光体およびこれを用いた発光装置 |
KR100611102B1 (ko) | 2004-12-06 | 2006-08-09 | 한국전자통신연구원 | 성능 데이터 자동 수집을 위한 서비스 수준 보장 시스템 및그 방법 |
CN101072844A (zh) | 2004-12-07 | 2007-11-14 | 皇家飞利浦电子股份有限公司 | 包括辐射源和发光材料的照明系统 |
KR100666189B1 (ko) | 2005-06-30 | 2007-01-09 | 서울반도체 주식회사 | 발광 소자 |
EP1887067B1 (en) | 2005-05-24 | 2014-04-16 | Mitsubishi Chemical Corporation | Phosphor and use thereof |
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 |
KR100601200B1 (ko) | 2005-06-17 | 2006-07-13 | 서울반도체 주식회사 | 적색 형광체와 이를 이용한 발광 다이오드 |
TW200717866A (en) | 2005-07-29 | 2007-05-01 | Toshiba Kk | Semiconductor light emitting device |
US7859182B2 (en) * | 2005-08-31 | 2010-12-28 | Lumination Llc | Warm white LED-based lamp incoporating divalent EU-activated silicate yellow emitting phosphor |
-
2006
- 2006-05-23 WO PCT/KR2006/001921 patent/WO2006126817A1/en active Application Filing
- 2006-05-23 AT AT06768575T patent/ATE534720T1/de active
- 2006-05-23 TW TW095118297A patent/TWI323947B/zh not_active IP Right Cessation
- 2006-05-23 JP JP2008513363A patent/JP4896129B2/ja not_active Expired - Fee Related
- 2006-05-23 US US11/912,383 patent/US8088302B2/en not_active Expired - Fee Related
- 2006-05-23 WO PCT/KR2006/001923 patent/WO2006126819A1/en active Application Filing
- 2006-05-23 JP JP2008513362A patent/JP5052507B2/ja not_active Expired - Fee Related
- 2006-05-23 US US11/912,384 patent/US8017961B2/en active Active
- 2006-05-23 TW TW095118298A patent/TWI325441B/zh not_active IP Right Cessation
- 2006-05-23 EP EP06768575A patent/EP1888710B1/en not_active Not-in-force
- 2006-05-23 EP EP06768577A patent/EP1888711B1/en not_active Not-in-force
- 2006-05-23 EP EP11151900A patent/EP2305776B1/en not_active Not-in-force
-
2012
- 2012-02-15 JP JP2012030958A patent/JP2012140627A/ja active Pending
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2002531955A (ja) * | 1998-11-30 | 2002-09-24 | ゼネラル・エレクトリック・カンパニイ | 視感度の高い蛍光体による発光デバイス |
JP2002060747A (ja) * | 1999-09-27 | 2002-02-26 | Lumileds Lighting Us Llc | 3色型白色光ledランプ |
JP2004505172A (ja) * | 2000-07-28 | 2004-02-19 | オスラム オプト セミコンダクターズ ゲゼルシャフト ミット ベシュレンクテル ハフツング | 波長変換のためのルミネセンス変換ベースの発光ダイオード及び蛍光体 |
WO2003081957A1 (en) * | 2002-03-27 | 2003-10-02 | Ifire Technology Inc. | Yttrium substituted barium thioaluminate phosphor materials |
JP2004168996A (ja) * | 2002-09-24 | 2004-06-17 | General Electric Co <Ge> | 蛍光体ブレンド及び液晶ディスプレイ用バックライト光源 |
JP2004119375A (ja) * | 2002-09-26 | 2004-04-15 | Agilent Technol Inc | ルミネセンス材料を利用したバックライト構造、その提供方法及びシステム |
JP2004153261A (ja) * | 2002-10-11 | 2004-05-27 | Agilent Technol Inc | 発光基層のスクリーン印刷方法 |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2022032021A (ja) * | 2020-08-10 | 2022-02-24 | インダストリー アカデミー コーオペレーション ファウンデーション オブ セジョン ユニバーシティー | 硫化物系蛍光体とその蛍光体を含む発光装置 |
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EP1888710B1 (en) | 2011-11-23 |
JP4896129B2 (ja) | 2012-03-14 |
US8017961B2 (en) | 2011-09-13 |
EP2305776A2 (en) | 2011-04-06 |
WO2006126819A1 (en) | 2006-11-30 |
TW200700537A (en) | 2007-01-01 |
WO2006126817A1 (en) | 2006-11-30 |
US20080191229A1 (en) | 2008-08-14 |
TW200746451A (en) | 2007-12-16 |
EP1888710A1 (en) | 2008-02-20 |
US20080191228A1 (en) | 2008-08-14 |
US8088302B2 (en) | 2012-01-03 |
JP2009507936A (ja) | 2009-02-26 |
ATE534720T1 (de) | 2011-12-15 |
EP1888711A4 (en) | 2011-02-23 |
TWI325441B (en) | 2010-06-01 |
EP2305776B1 (en) | 2013-03-06 |
JP2009507935A (ja) | 2009-02-26 |
EP2305776A3 (en) | 2011-05-25 |
JP5052507B2 (ja) | 2012-10-17 |
TWI323947B (en) | 2010-04-21 |
EP1888710A4 (en) | 2010-09-01 |
EP1888711B1 (en) | 2012-11-14 |
EP1888711A1 (en) | 2008-02-20 |
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