JP6306264B2 - 向上された演白性及び変換効率を備えるpc−ledモジュール - Google Patents
向上された演白性及び変換効率を備えるpc−ledモジュール Download PDFInfo
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Description
− 380〜420nmの範囲から選択された波長を持つUV放射(“第1光源放射”又は“UV光”)を供給するように構成された第1固体光源(ここでは、“第1光源”としても示される)と、
− 440〜470nmの範囲から選択された波長を持つ青色光(ここでは、“第2光源光”としても示される)を供給するように構成された第2固体光源(ここでは、“第2光源”としても示される)と、
− 波長変換器エレメントと、
を有する照明装置であって、前記波長変換器エレメントは、添付請求項において更に規定されるように、
− 前記第2固体光源の前記青色光により励起されると緑色及び黄色波長範囲から選択された波長を持つ第1発光材料光を供給するように構成され、UV放射に対する可励起性が青色光に対するものよりも低い第1発光材料と、
− 前記第2固体光源の前記青色光により励起されると橙色及び赤色波長範囲から選択された波長を持つ第2発光材料光を供給するように構成され、UV放射に対する可励起性が(この場合も)青色光に対するものよりも低い第2発光材料と、
を有する。
該一般的説明において、特定の元素の表示は実質的に統一されている。
特定の発光材料の一層詳細な説明において、当該化学式の定式化は上記定式化とは相違し得る。これは、これら特定の発光材料を一層詳細に定義するために実施された。
前記波長変換器エレメントは、粉体層、吸収性母材中/上に施された粉体、膜体、高分子プレート、セラミックプレート等とすることができる。該波長変換器エレメントは、一実施態様では、自己支持型とすることができる。
Claims (13)
- 380〜420nmの範囲から選択された波長を持つUV放射を供給する第1固体光源と、
440〜470nmの範囲から選択された波長を持つ青色光を供給する第2固体光源と、
波長変換器エレメントと、
を有する照明装置であって、前記波長変換器エレメントは、
前記第2固体光源の青色光により励起されると緑色及び黄色波長範囲から選択された波長を持つ第1発光材料光を供給し、UV放射に対する可励起性が青色光に対するものよりも低い第1発光材料と、
前記第2固体光源の青色光により励起されると橙色及び赤色波長範囲から選択された波長を持つ第2発光材料光を供給し、UV放射に対する可励起性が青色光に対するものよりも低い第2発光材料と、
を有し、
前記UV放射、前記青色光、前記第1発光材料光及び前記第2発光材料光を有する照明装置光を供給する、照明装置。 - 前記第1発光材料はA3B5O12:Ce3+ 類、MA2O4:Ce3+類、MS:Ce3+類及び A3Z6N11:Ce3+類からなる群から選択され、ここで、Aはランタニド、スカンジウム、イットリウム及びランタンの群から選択され、Bはアルミニウム及びガリウムの群から選択され、Mは土類アルカリ元素の群から選択され、Zはシリコン及びゲルマニウムの群から選択される、請求項1に記載の照明装置。
- 前記第2発光材料はMD:Eu類、MGB3N4:Eu類、M'B2M”2N4:Eu類、MM”3ZN4:Eu類及びG2ZF6:Mn類の群から選択され、ここで、Mは土類アルカリ元素の群から選択され、M’はSr、Ba及びCaの群から選択され、M”はBe、Mg、Mn、Zn及びCdの群から選択され、DはS及びSeの群から選択され、BはB、Al、Ga及びScの群から選択され、ZはSi、Ge、Ti、Zr、Hf及びSnの群から選択され、Gはアルカリ元素の群から選択される、請求項1又は請求項2に記載の照明装置。
- 前記第1発光材料はA3B5O12:Ce3+を有し、ここで、AはSc、Y、Tb、Gd及びLuからなる群から選択され、BはAl及びGaからなる群から選択される、請求項1ないし3の何れか一項に記載の照明装置。
- 前記第2発光材料は、
M1-x-y-zZzAaBbCcDdEeN4-nOn:ESx,REy (I)
を有し、ここで、
MはCa、Sr及びBaからなる群から選択され、
Zは1価のNa、K及びRbからなる群から選択され、
Aは2価のMg、Mn、Zn及びCdからなる群から選択され、
Bは3価のB、Al及びGaからなる群から選択され、
Cは4価のSi、Ge、Ti及びHfからなる群から選択され、
Dは1価のLi及びCuからなる群から選択され、
EはP、V、Nb及びTaからなる群から選択され、
ESは2価のEu、Sm及びYbからなる群から選択され、
REは3価のCe、Pr、Nd、Sm、Eu、Gd、Tb、Dy、Ho、Er及びTmからなる群から選択され、
0=<x=<0.2; 0=<y=<0.2; 0<x+y=<0.4;
0=<z<1;
0=<n=<0.5;
0=<a=<4; 0=<b=<4; 0=<c=<4; 0=<d=<4; 0=<e=<4;
a+b+c+d+e=4;及び
2a+3b+4c+d+5e=10-y-n+z
である、請求項1ないし4の何れか一項に記載の照明装置。 - 前記第1発光材料は(Y,Gd,Lu)3(Al,Ga)5O12:Ce3+、CaSc2O4:Ce3+、CaS:Ce3+及びLa3Si6N11:Ce3+からなる群から選択され、前記第2発光材料は(Sr,Ba,Ca)(Se,S):Eu、SrLiAl3N4:Eu、CaBe3SiN4:Eu、SrAl2Mg2N4:Eu及びK2SiF6:Mnの群から選択される、請求項1ないし5の何れか一項に記載の照明装置。
- 前記波長変換器エレメントが前記第1固体光源及び前記第2固体光源からゼロでない距離に配設される、請求項1ないし6の何れか一項に記載の照明装置。
- 前記波長変換器エレメントは混合室のウインドウとして構成され、前記第1固体光源及び前記第2固体光源は自身の固体光源光を前記混合室に供給し、前記固体光源及び前記波長変換器エレメントは照明装置光を前記波長変換器エレメントの下流に供給し、前記照明装置光が白色光を有するか又は当該照明装置が白色光である照明装置光を供給するように制御可能である、請求項1ないし7の何れか一項に記載の照明装置。
- 前記波長変換器エレメントは前記第1発光材料及び前記第2発光材料が埋め込まれた母材を有する、請求項1ないし8の何れか一項に記載の照明装置。
- 前記波長変換器エレメントは1以上のコーティングを有する支持体を有し、これらコーティングの1以上が前記第1発光材料及び前記第2発光材料のうちの1以上を有する、請求項1ないし9の何れか一項に記載の照明装置。
- 当該照明装置が前記波長変換器エレメントの下流に配置される拡散器エレメントを有さない、請求項1ないし10の何れか一項に記載の照明装置。
- 前記第2固体光源のパワー(ワットでの)は前記第1固体光源及び前記第2固体光源の全パワー(ワットでの)の80%以上であり、
前記第2固体光源の数が前記第1固体光源の数の4倍より大きい、
請求項1ないし11の何れか一項に記載の照明装置。 - 前記第1発光材料に関して吸収度比ABS460/ABS410は少なくとも1.5であり、前記第2発光材料に関して吸収度比ABS460/ABS410は少なくとも1.1である、請求項1ないし12の何れか一項に記載の照明装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP14184423.3 | 2014-09-11 | ||
| EP14184423 | 2014-09-11 | ||
| PCT/EP2015/068077 WO2016037773A2 (en) | 2014-09-11 | 2015-08-05 | Pc-led module with enhanced white rendering and conversion efficiency. |
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| Publication Number | Publication Date |
|---|---|
| JP2017530399A JP2017530399A (ja) | 2017-10-12 |
| JP6306264B2 true JP6306264B2 (ja) | 2018-04-04 |
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| JP2017513422A Active JP6306264B2 (ja) | 2014-09-11 | 2015-08-05 | 向上された演白性及び変換効率を備えるpc−ledモジュール |
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|---|---|
| US (1) | US10062673B2 (ja) |
| EP (1) | EP3149108B1 (ja) |
| JP (1) | JP6306264B2 (ja) |
| CN (1) | CN106574175B (ja) |
| ES (1) | ES2659344T3 (ja) |
| RU (1) | RU2648080C1 (ja) |
| WO (1) | WO2016037773A2 (ja) |
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- 2015-08-05 RU RU2017105355A patent/RU2648080C1/ru active
- 2015-08-05 WO PCT/EP2015/068077 patent/WO2016037773A2/en not_active Ceased
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- 2015-08-05 ES ES15748226.6T patent/ES2659344T3/es active Active
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Also Published As
| Publication number | Publication date |
|---|---|
| EP3149108A2 (en) | 2017-04-05 |
| WO2016037773A2 (en) | 2016-03-17 |
| US10062673B2 (en) | 2018-08-28 |
| CN106574175B (zh) | 2018-08-07 |
| ES2659344T3 (es) | 2018-03-14 |
| JP2017530399A (ja) | 2017-10-12 |
| RU2648080C1 (ru) | 2018-03-22 |
| EP3149108B1 (en) | 2017-12-20 |
| WO2016037773A3 (en) | 2016-05-26 |
| US20170263592A1 (en) | 2017-09-14 |
| CN106574175A (zh) | 2017-04-19 |
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