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    • 8. 发明申请
    • COLOR-TUNABLE ILLUMINATION SYSTEM
    • 彩色照明系统
    • WO2008142638A1
    • 2008-11-27
    • PCT/IB2008/051972
    • 2008-05-20
    • KONINKLIJKE PHILIPS ELECTRONICS N.V.WEGH, Rene, T.HOELEN, Christoph, G., A.SWEEGERS, ChantalHENDRIKS, René, J.LANKHORST, Martijn, H., R.
    • WEGH, Rene, T.HOELEN, Christoph, G., A.SWEEGERS, ChantalHENDRIKS, René, J.LANKHORST, Martijn, H., R.
    • F21K7/00
    • F21S10/02F21K9/62F21K9/64F21V7/0008F21Y2113/13F21Y2115/10
    • The invention relates to a color-tunable illumination system (10; 12; 14) and a luminaire. The color-tunable illumination system comprises a first light source comprising a first set of light emitting diodes (21, 24), and a second light source comprising a second set of light emitting diodes (31, 37, 34). Both the first and second light source emit light of substantially a first predefined color into a light mixing chamber (60). The light mixing chamber further comprises a first luminescent material (50) converting light of the first predefined color into light of a second predefined color. The first light source is positioned with respect to the first luminescent material for illuminating the first luminescent material with a first flux of light being part of the light emitted by the first light source into the light mixing chamber. The second light source is positioned with respect to the first luminescent material for illuminating the first luminescent material with a second flux of light being part of the light emitted by the second light source into the light mixing chamber. The first flux is different from the second flux. The effect of the measures according to the invention is that a change in the intensity of the light emitted by the first light source relative to the intensity of the light emitted by the second light source results in a change of the color emitted by the color- tunable illumination system.
    • 本发明涉及一种可调色照明系统(10; 12; 14)和照明装置。 颜色可调照明系统包括包括第一组发光二极管(21,24)的第一光源和包括第二组发光二极管(31,37,34)的第二光源。 第一和第二光源都将基本上第一预定颜色的光发射到光混合室(60)中。 光混合室还包括将第一预定颜色的光转换成第二预定颜色的光的第一发光材料(50)。 第一光源相对于第一发光材料定位,用于照射第一发光材料,第一光束是由第一光源发射到光混合室中的光的一部分。 第二光源相对于第一发光材料定位,用于用作为由第二光源发射到光混合室中的光的一部分的第二光束照射第一发光材料。 第一通量与第二通量不同。 根据本发明的措施的效果是,由第一光源发射的光的强度相对于由第二光源发射的光的强度的变化导致颜色发射的颜色的变化, 可调照明系统。