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    • 1. 发明申请
    • LED LIGHTING CIRCUIT
    • LED照明电路
    • WO2014177409A1
    • 2014-11-06
    • PCT/EP2014/058035
    • 2014-04-21
    • KONINKLIJKE PHILIPS N.V.
    • PEETERS, Henricus Marie
    • H05B33/08
    • H05B33/086A01G9/20H05B33/0812H05B33/0827
    • The invention describes a lighting circuit (1) comprising a primary set (11, 13) of light-emitting diodes (110, 130) of a first color and a secondary set (12) of light-emitting diodes (120) of a further color; wherein a temperature-dependent reduction in light output of the primary set (11, 13) of light-emitting diodes (110, 130) is greater than a temperature- dependent reduction in light output of the secondary set (12) of light-emitting diodes (120); and a flux ratio fixing arrangement realized to maintain an essentially constant ratio between the light output of the primary set (11, 13) and the light output of the secondary set (12) during a temperature-dependent overall reduction in light output of the light-emitting diodes (110, 120, 130) of the lighting circuit (1). The invention also describes a lighting arrangement (4, 4') for illuminating objects (40, 41) with light of a predefined color point, which lighting arrangement (4, 4') comprises at least one such lighting circuit (1), wherein the light-emitting diode sets(11, 12, 13) of a lighting circuit (1) are chosen to emit, in combination, light of the predefined color point at an initial temperature, and wherein the flux ratio fixing arrangement of the lighting circuit (1) is realized to maintain that color point at a temperature higher that the initial temperature.
    • 本发明描述了一种照明电路(1),其包括第一颜色的发光二极管(110,130)的主要组件(11,13)和另外的发光二极管(120)的辅助组件(12) 颜色; 其中所述发光二极管(110,130)的所述初级组(11,13)的光输出的温度依赖性降低大于所述次发光二极管(12)的光输出的温度依赖性降低 二极管(120); 以及磁通比固定装置,其被实现为在光的光输出的温度依赖性总体减小期间保持主组件(11,13)的光输出与次组件(12)的光输出之间的基本恒定的比率 - 照明电路(1)的发光二极管(110,120,130)。 本发明还描述了一种用于利用预定义色点的光来照亮物体(40,41)的照明装置(4,4'),该照明装置(4,4')包括至少一个这样的照明电路(1),其中 选择照明电路(1)的发光二极管组(11,12,13)以组合地发射初始温度下的预定色点的光,并且其中照明电路的通量比固定装置 (1)被实现为将该色点保持在高于初始温度的温度。
    • 3. 发明申请
    • LED CURRENT SETTING VIA DC SUPPLY PARAMETER
    • 通过直流电源参数进行LED电流设置
    • WO2015052018A1
    • 2015-04-16
    • PCT/EP2014/070718
    • 2014-09-29
    • KONINKLIJKE PHILIPS N.V.
    • VAN DIJK, JeroenPEETERS, Henricus Marie
    • H05B33/08F21K99/00
    • H05B33/0809H05B33/0845Y02B20/383
    • A lighting arrangement comprising at least one LED module (10), terminals (2, 3) for supplying a DC voltage to the LED module, an identification module (4) connected to at least one of the terminals, said identification module comprising a polarity detection device (4a) to detect the polarity of said DC supply voltage, a current level controller (5) electrically connected to said LED module for controlling an operating current of said LED module, wherein said current level controller (5) is adapted to provide, in dependence at least on said polarity detected by said identification module (4), selectively at least either a first current level to said LED module or a second current level for changing the light settings The lighting arrangement and a method of current setting for an LED allow to operate with at least two different lighting levels depending on the polarity of the DC supply voltage.
    • 一种照明装置,包括至少一个LED模块(10),用于向LED模块提供DC电压的端子(2,3),连接到至少一个端子的识别模块(4),所述识别模块包括极性 检测装置(4a),用于检测所述直流电源电压的极性,电连接到所述LED模块的电流电平控制器(5),用于控制所述LED模块的工作电流,其中所述电流电平控制器(5)适于提供 至少根据由所述识别模块(4)检测到的所述极性,至少选择性地至少到所述LED模块的第一电流电平或用于改变所述光设置的第二电流电平。所述照明装置和电流设定方法 LED允许根据直流电源电压的极性至少有两个不同的照明级别运行。
    • 8. 发明公开
    • LED LIGHTING CIRCUIT
    • LED-BELEUCHTUNGSSCHALTUNG
    • EP2992733A1
    • 2016-03-09
    • EP14719284.3
    • 2014-04-21
    • Koninklijke Philips N.V.
    • PEETERS, Henricus Marie
    • H05B33/08
    • H05B33/086A01G9/20H05B33/0812H05B33/0827
    • The invention describes a lighting circuit (1) comprising a primary set (11, 13) of light-emitting diodes (110, 130) of a first color and a secondary set (12) of light-emitting diodes (120) of a further color; wherein a temperature-dependent reduction in light output of the primary set (11, 13) of light-emitting diodes (110, 130) is greater than a temperature-dependent reduction in light output of the secondary set (12) of light-emitting diodes (120); and a flux ratio fixing arrangement realized to maintain an essentially constant ratio between the light output of the primary set (11, 13) and the light output of the secondary set (12) during a temperature-dependent overall reduction in light output of the light-emitting diodes (110, 120, 130) of the lighting circuit (1). The invention also describes a lighting arrangement (4, 4′) for illuminating objects (40, 41) with light of a predefined color point, which lighting arrangement (4, 4′) comprises at least one such lighting circuit (1), wherein the light-emitting diode sets (11, 12, 13) of a lighting circuit (1) are chosen to emit, in combination, light of the predefined color point at an initial temperature, and wherein the flux ratio fixing arrangement of the lighting circuit (1) is realized to maintain that color point at a temperature higher that the initial temperature.
    • 本发明描述了一种照明电路(1),其包括第一颜色的发光二极管(110,130)的主要组件(11,13)和另外的发光二极管(120)的辅助组件(12) 颜色; 其中所述发光二极管(110,130)的所述初级组(11,13)的光输出的温度依赖性降低大于所述次发光二极管(12)的发光的光输出的温度依赖性降低 二极管(120); 以及磁通比固定装置,其被实现为在光的光输出的温度依赖性总体减小期间保持主组件(11,13)的光输出与次组件(12)的光输出之间的基本恒定的比率 - 发光电路(1)的发光二极管(110,120,130)。 本发明还描述了一种用于利用预定色点的光来照亮物体(40,41)的照明装置(4,4'),该照明装置(4,4')包括至少一个这样的照明电路(1),其中 选择照明电路(1)的发光二极管组(11,12,13)以组合地发射初始温度下的预定色点的光,并且其中照明电路的通量比固定装置 (1)被实现为将该色点保持在高于初始温度的温度。