JP5650655B2 - 3つの部分から成る色合わせ部を有する発光ダイオードモジュール - Google Patents
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Description
本出願は、2008年11月21日付けで出願された米国特許仮出願第61/117、060号及び米国特許出願第12/617,668号の優先権を主張するものである。両特許出願はその全文を引用することを以って本明細書の一部となす。
Claims (17)
- 発光ダイオードモジュールを製造する方法であって、
発光ダイオードモジュール内に光混合チャンバを画定するように形成され、第1の波長変換材料を含み、かつ互いに異なる既知の第1の波長変換特性を各々有する複数の第1の構成要素から1つの第1の構成要素を選択するステップと、
発光ダイオードモジュール内に光混合チャンバをさらに画定するように形成され、第2の波長変換材料を含み、かつ互いに異なる既知の第2の波長変換特性を各々有する複数の第2の構成要素から1つの第2の構成要素を選択するステップと、
前記選択された第1及び第2の構成要素を少なくとも1つの発光ダイオードに対して組み合わせるステップとを含み、
前記第1及び第2の構成要素を前記少なくとも1つの発光ダイオードに対して組み合わせたときに、前記第1及び第2の構成要素によって前記少なくとも1つの発光ダイオードのスペクトラルパワー分布が変更され、所定の色点に対して所定の許容範囲内の色点の光が前記光混合チャンバで生成されるように、前記第1及び第2の構成要素の選択を前記少なくとも1つの発光ダイオードのスペクトラルパワー分布に基づいて行うようにし、
前記光混合チャンバが、前記少なくとも1つの発光ダイオードを取り囲む反射性底面と、前記反射性底面及び前記少なくとも1つの発光ダイオードを取り囲む少なくとも1つの反射性側壁と、出力ポートを形成すべく前記少なくとも1つの反射性側壁に対して結合されるウインドウとを含み、
前記第1の選択可能な構成要素及び前記第2の選択可能な構成要素の各々が、前記反射性底面、前記少なくとも1つの反射性側壁及び前記ウインドウのうちの互いに異なる1つを含むことを特徴とする方法。 - 請求項1に記載の方法であって、
前記第1及び第2の構成要素を選択する前に、前記少なくとも1つの発光ダイオードのスペクトラルパワー分布を測定するステップをさらに含み、
測定されたスペクトラルパワー分布に基づいて、前記第1の波長変換特性を有する前記複数の第1の構成要素からの1つの前記第1の構成要素の選択及び前記第2の波長変換特性を有する前記複数の第2の構成要素からの1つの前記第2の構成要素の選択を行うようにしたことを特徴とする方法。 - 請求項1に記載の方法であって、
前記選択された第1及び第2の構成要素を、前記光混合チャンバ内の前記少なくとも1つの発光ダイオードに対して組み合わせるステップと、
前記選択された第1及び第2の構成要素を前記少なくとも1つの発光ダイオードに対して組み合わせた後に、前記光混合チャンバによって生成された光の色点を測定するステップと、
所定の色点に対して所定の許容範囲内の色点の光を光混合チャンバで生成すべく、前記選択された第1及び第2の構成要素を前記少なくとも1つの発光ダイオードに対して組み合わせる前に、測定された色点に基づいて前記複数の第1の構成要素から別の第1の構成要素を選択するステップと
をさらに含むことを特徴とする方法。 - 請求項1に記載の方法であって、
前記第1の選択可能な構成要素の前記第1の種類の波長変換材料によって、CIE 1976 u'v'色度図において第1の方向に沿った色点シフトを生じさせ、
前記第2の選択可能な構成要素の前記第2の種類の波長変換材料によって、CIE 1976 u'v'色度図において前記第1の方向とは互いに平行でない第2の方向に沿った色点シフトを生じさせるようにしたことを特徴とする方法。 - 請求項1に記載の方法であって、
前記所定の許容範囲は、CIE 1976 u'v'色度図における所定の色点と前記光混合チャンバで生成された光の色点との間の距離が0.0035未満であることに特徴付けられることを特徴とする方法。 - 請求項1に記載の方法であって、
前記所定の色点が、イルミナントDシリーズ及び2700K、3000K、3500K、4000K、4200K、5000Kまたは6500Kの色温度を有する黒体放射体のうちのいずれか1つの色点であることを特徴とする方法。 - 請求項1に記載の方法であって、
前記少なくとも1つの反射性側壁が、前記少なくとも1つの反射性側壁を形成すべく前記光混合チャンバ内に配置される側壁挿入体であることを特徴とする方法。 - 照明モジュールであって、
所定のスペクトラルパワー分布を有する所定の量の光を生成することができる少なくとも1つの発光ダイオードと、
前記少なくとも1つの発光ダイオードから放射された前記所定の量の光の一部を所定の量の変換光に変換するように構成された光混合チャンバとを含み、
前記光混合チャンバが、
前記所定の量の変換光の一部を含む光を出力することができる出力ポートと、
第1の波長変換特性を有する第1の種類の波長変換材料を含む第1の選択可能な構成要素と、
前記第1の波長変換特性とは互いに異なる第2の波長変換特性を有する第2の種類の波長変換材料を含む第2の選択可能な構成要素とを含み、
前記出力ポートから出力される前記光がCIE 1976 u'v'色度図においてターゲット色点に対する差異の程度Δu'v'が0.009以内の色点を有するように、前記照明モジュールを最終的に組み立てる前に前記第1及び第2の選択可能な構成要素を選択するようにし、
前記光混合チャンバが、前記少なくとも1つの発光ダイオードを取り囲む反射性底面と、前記反射性底面及び前記少なくとも1つの発光ダイオードを取り囲む少なくとも1つの反射性側壁と、前記出力ポートを形成すべく前記少なくとも1つの反射性側壁に対して結合されるウインドウとを含み、
前記第1の選択可能な構成要素及び前記第2の選択可能な構成要素の各々が、前記反射性底面、前記少なくとも1つの反射性側壁及び前記ウインドウのうちの互いに異なる1つを含むことを特徴とする照明モジュール。 - 請求項8に記載の照明モジュールであって、
前記少なくとも1つの発光ダイオードで生成された前記所定の量の光に応じて、前記第1の選択可能な構成要素の前記第1の種類の波長変換材料によって、CIE 1976 u'v'色度図において第1の方向に沿った色点シフトを生じさせ、
前記少なくとも1つの発光ダイオードによって生成された前記所定の量の光に応じて、前記第2の選択可能な構成要素の前記第2の種類の波長変換材料によって、CIE 1976 u'v'色度図において前記第1の方向とは互いに平行でない第2の方向に沿った色点シフトを生じさせるようにしたことを特徴とする照明モジュール。 - 請求項8に記載の照明モジュールであって、
前記ターゲット色点が、イルミナントDシリーズ及び2700K、3000K、3500K、4000K、4200K、5000Kまたは6500Kの色温度を有する黒体放射体のうちのいずれか1つの色点であることを特徴とする照明モジュール。 - 請求項8に記載の照明モジュールであって、
前記少なくとも1つの反射性側壁が、前記少なくとも1つの反射性側壁を形成すべく前記光混合チャンバ内に配置される側壁挿入体であることを特徴とする照明モジュール。 - 請求項8に記載の照明モジュールであって、
前記第1及び第2の選択可能な構成要素が、前記少なくとも1つの発光ダイオードについて測定したスペクトラルパワー分布に基づいて選択されることを特徴とする照明モジュール。 - 複数の発光ダイオードモジュールからなるセットであって、
前記セットの各発光ダイオードモジュールは、
少なくとも1つの発光ダイオードと、
前記少なくとも1つの発光ダイオードを取り囲み、出力ポートを有し、かつ、第1の種類の波長変換材料を有する第1の選択可能な構成要素及び第2の種類の波長変換材料を有する第2の選択可能な構成要素によって少なくとも部分的に形成された光混合チャンバとを含み、
各発光ダイオードモジュールの前記少なくとも1つの発光ダイオードのスペクトラルパワー分布の重心波長は互いに1nm以上異なり、
各発光ダイオードモジュールの前記第1の選択可能な構成要素の前記第1の種類の波長変換材料は互いに異なる波長変換特性を有し、
各発光ダイオードモジュールの前記第2の選択可能な構成要素の前記第2の種類の波長変換材料は互いに異なる波長変換特性を有し、
各発光ダイオードモジュールにおいて前記第1の選択可能な構成要素の前記第1の種類の波長変換材料及び前記第2の選択可能な構成要素の前記第2の種類の波長変換材料によって前記少なくとも1つの発光ダイオードで生成された光のスペクトラルパワー分布が変更され、前記セットの各発光ダイオードモジュールがCIE 1976 u'v'色度図におけるターゲット色点に対する差異の程度Δu'v'が0.007以内の同じ色点を有するようにし、
前記光混合チャンバが、前記少なくとも1つの発光ダイオードを取り囲む反射性底面と、前記反射性底面及び前記少なくとも1つの発光ダイオードを取り囲む少なくとも1つの反射性側壁と、前記出力ポートを形成すべく前記少なくとも1つの反射性側壁に対して結合されるウインドウとを含み、
前記第1の選択可能な構成要素及び前記第2の選択可能な構成要素の各々が、前記反射性底面、前記少なくとも1つの反射性側壁及び前記ウインドウのうちの互いに異なる1つを含むことを特徴とする発光ダイオードモジュールのセット。 - 請求項13に記載の発光ダイオードモジュールのセットであって、
前記第1の選択可能な構成要素の前記第1の種類の波長変換材料によって、CIE 1976 u'v'色度図において第1の方向に沿った色点シフトを生じさせ、
前記第2の選択可能な構成要素の前記第2の種類の波長変換材料によって、CIE 1976 u'v'色度図において前記第1の方向とは互いに平行でない第2の方向に沿った色点シフトを生じさせるようにしたことを特徴とする発光ダイオードモジュールのセット。 - 請求項13に記載の発光ダイオードモジュールのセットであって、
前記各発光ダイオードモジュールの前記ターゲット色点が、イルミナントDシリーズ及び2700K、3000K、3500K、4000K、4200K、5000Kまたは6500Kの色温度を有する黒体放射体のうちのいずれか1つの色点であることを特徴とする発光ダイオードモジュールのセット。 - 請求項13に記載の発光ダイオードモジュールのセットであって、
前記少なくとも1つの反射性側壁が、前記少なくとも1つの反射性側壁を形成すべく前記光混合チャンバ内に配置される側壁挿入体であることを特徴とする発光ダイオードモジュールのセット。 - 請求項13に記載の発光ダイオードモジュールのセットであって、
前記第1の選択可能な構成要素及び前記第2の選択可能な構成要素が第1のウインドウ及び第2のウインドウを含み、
前記第2のウインドウの前記第2の波長変換材料によって変換された変換光の一部が、前記第1のウインドウを通って前記光混合チャンバ内に伝達されるようにしたことを特徴とする発光ダイオードモジュールのセット。
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EP2347454A1 (en) | 2011-07-27 |
JP5931161B2 (ja) | 2016-06-08 |
JP2015062190A (ja) | 2015-04-02 |
BRPI0916145A2 (pt) | 2015-11-03 |
TW201027005A (en) | 2010-07-16 |
KR101645153B1 (ko) | 2016-08-02 |
US20160146409A1 (en) | 2016-05-26 |
US8500297B2 (en) | 2013-08-06 |
JP2012509567A (ja) | 2012-04-19 |
TWI490435B (zh) | 2015-07-01 |
CA2743149A1 (en) | 2010-05-27 |
US20100127282A1 (en) | 2010-05-27 |
CN102217107A (zh) | 2011-10-12 |
KR20140148486A (ko) | 2014-12-31 |
MX2011005343A (es) | 2011-06-20 |
US20120267653A1 (en) | 2012-10-25 |
US8382335B2 (en) | 2013-02-26 |
KR20110089153A (ko) | 2011-08-04 |
US9557017B2 (en) | 2017-01-31 |
CA2743149C (en) | 2018-12-18 |
EP2347454B1 (en) | 2017-08-16 |
US20130314911A1 (en) | 2013-11-28 |
WO2010059533A1 (en) | 2010-05-27 |
US8888329B2 (en) | 2014-11-18 |
US8220971B2 (en) | 2012-07-17 |
US9261245B2 (en) | 2016-02-16 |
US20150070888A1 (en) | 2015-03-12 |
US20130130412A1 (en) | 2013-05-23 |
KR20150138402A (ko) | 2015-12-09 |
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