CN102651933A - Lighting device and method for automatically controlling color temperature of lights emitted by same - Google Patents

Lighting device and method for automatically controlling color temperature of lights emitted by same Download PDF

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Publication number
CN102651933A
CN102651933A CN2011100479830A CN201110047983A CN102651933A CN 102651933 A CN102651933 A CN 102651933A CN 2011100479830 A CN2011100479830 A CN 2011100479830A CN 201110047983 A CN201110047983 A CN 201110047983A CN 102651933 A CN102651933 A CN 102651933A
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China
Prior art keywords
color temperature
led
lighting device
light
lighting assembly
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CN2011100479830A
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Chinese (zh)
Inventor
冯耀军
古念松
戴成龙
杨灿邦
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欧司朗股份有限公司
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Priority to CN2011100479830A priority Critical patent/CN102651933A/en
Publication of CN102651933A publication Critical patent/CN102651933A/en

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    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05BELECTRIC HEATING; ELECTRIC LIGHTING NOT OTHERWISE PROVIDED FOR
    • H05B33/00Electroluminescent light sources
    • H05B33/02Details
    • H05B33/08Circuit arrangements not adapted to a particular application
    • H05B33/0803Circuit arrangements not adapted to a particular application for light emitting diodes [LEDs] comprising only inorganic semiconductor materials
    • H05B33/0842Circuit arrangements not adapted to a particular application for light emitting diodes [LEDs] comprising only inorganic semiconductor materials with control
    • H05B33/0857Circuit arrangements not adapted to a particular application for light emitting diodes [LEDs] comprising only inorganic semiconductor materials with control of the color point of the light
    • H05B33/0872Circuit arrangements not adapted to a particular application for light emitting diodes [LEDs] comprising only inorganic semiconductor materials with control of the color point of the light involving load external environment sensing means

Abstract

The invention relates to a lighting device which comprises at least one first LED (Light-Emitting Diode) luminous assembly (2) and at least one second LED luminous assembly (3), wherein the light output of the first LED luminous assembly (2) and the second LED luminous assembly (3) is relevant to the color temperature of mixed lights of the first LED luminous assembly (2) and the second LED luminous assembly (3); the lighting device further comprise a control unit (4) and an ambient temperature sensor (5); and the control unit (4) is used for receiving the ambient temperature detected by the ambient temperature sensor (5) and outputting a control signal according to the ambient temperature to control the light output ratio of the first and the second LED luminous assembly (2 and 3) so as to automatically adjust the color temperature of the mixed lights. According to the lighting device provided by the invention, the color temperature of the emitted lights can be automatically adjusted according to the changes of the ambient temperature; and simultaneously, the lights emitted by the lighting device have the advantages of excellent color rendering and high light efficiency. In addition, the invention further relates to a method for automatically adjusting the color temperature of the lights emitted by the lighting device.

Description

照明装置及自动控制该照明装置发射的光线的色温的方法 Automatic control of the color temperature of the lighting device and the lighting device emitting light to a method

技术领域 FIELD

[0001] 本发明涉及一种照明装置。 [0001] The present invention relates to a lighting device. 此外本发明还涉及一种自动控制该照明装置发射的光线的色温的方法。 The invention further relates to a process for the color temperature of the lighting device of the automatic light emission control.

背景技术 Background technique

[0002] 随着科技的进步,人们对应用在不同场所中的照明装置的要求越来越高。 [0002] As technology advances, people are increasingly demanding lighting devices used in different properties. 对场地和空间进行照明已经不是照明装置的唯一功能。 And space for the site is not the only function of the illumination lighting apparatus. 在提供照明的同时,照明装置发射出的光线所营造的气氛以及给使用者带来的感受等因素越来越受到人们的重视。 While providing illumination, the light emitted from the lighting device to create an atmosphere and feel to the user and other factors that bring more and more people's attention. 众所周知的是,不同色温的光线给人以不同的感受,冷白光让人感觉寒冷,而暖白光让人感觉温暖。 It is well known, different color temperature of light gives a different feel, feel cold cool white, warm white and feels warm. 在夏季时,人们希望照明装置发射冷白光,从而有凉爽的感受,而在冬季时,人们则希望照明装置发射暖白光,从而有温暖的感受。 In the summer, people want the lighting device emits a cold white light, making it a cool feeling, and in the winter, people want the lighting device emits a warm white light, making it a warm feeling.

[0003] 为此,在现有技术中公开一种可改变色温的照明装置,这种照明装置包括多个照明单元,每个照明单元都由红、绿、蓝三色LED发光组件构成。 [0003] For this reason, in the prior art discloses a color temperature can be varied lighting apparatus, a lighting apparatus includes a plurality of such lighting units, each lighting unit consists of red, green and blue LED lighting assembly configuration. 此外,通过无线的遥控器对照明装置进行控制,照明装置的每个颜色LED发光组件都对应于遥控器上的一个按钮,从而通过无线遥控器独立地控制每个LED发光组件,以获得不同的光输出比,从而获得预期的色温。 Further, by the wireless remote control for controlling the lighting apparatus, each color LED emitting module lighting device corresponds to a button on the remote control, thereby independently controlling each LED lighting assembly through a wireless remote control, to obtain different light output ratio to obtain the desired color temperature. 然而,由红、绿、蓝三色LED发光组件构成的照明装置发射的光线的光效相对较差,并且这种照明装置不能根据环境温度的变化自动地调整色温,使用者必须根据自身的经验来调整各个LED发光组件的光输出比,这样获得的色温也许并不能良好地与环境温度相匹配。 However, the illumination device composed of red, green and blue LED light emitting element emitting light of relatively poor efficiency, and such an illumination apparatus can not automatically adjust the color temperature according to changes in ambient temperature, the user must own experience adjusting the ratio of the light output of each LED light-emitting components, color temperature, and thus obtained may not be well matched to the ambient temperature. 同时,由于电磁环境日益复杂,无线遥控器发射的信号也许会受到其他辐射源的干扰,从而不能正常工作,并且无线遥控器发射的电磁辐射对于人类健康也是有危害的。 At the same time, due to the increasingly complex electromagnetic environment, wireless remote control transmitter signal may be subject to interference from other sources, so that does not work, and the electromagnetic radiation emitted by wireless remote control for human health is also harmful.

发明内容 SUMMARY

[0004] 因此,本发明的目的在于提出一种照明装置,该照明装置能够根据环境温度的变化自动地调整其发射的光线的色温。 [0004] Accordingly, an object of the present invention is to provide an illumination device, the illumination device can automatically adjust the color temperature of the emitted light which changes in ambient temperature. 此外,本发明的另一目的在于提出一种用于自动地调节上述类型的照明装置发射的光线的色温的方法。 Further, another object of the present invention is to propose a method for automatically adjusting the color temperature of the lighting apparatus of the above type of light emitted.

[0005] 本发明的第一个目的由此实现,即照明装置包括:至少一个第一LED发光组件和至少一个第二LED发光组件,该第一和第二LED发光组件的光输出比与二者的混合光线的色温相关,其中,照明装置还包括:环境温度传感器以及控制单元,其中控制单元接收环境温度传感器检测到的环境温度,并根据该环境温度向第一、第二LED发光组件输出控制信号以控制第一和第二LED发光组件的光输出比,以自动调整光线的色温。 [0005] A first object of the present invention is achieved, i.e., the lighting device comprising: at least one first LED and the at least one second light emitting component LED lighting assembly, the light output of the first and second LED lighting assembly with two ratio mixing of the light's color temperature correlation, wherein the illumination device further comprising: an ambient temperature sensor and a control unit, wherein the control unit receives the ambient temperature sensor detects the ambient temperature, and first and second outputs LED lighting assembly according to the ambient temperature control signal to control the first and second output ratio of the LED light emitting assembly to automatically adjust the color temperature of light. 通过应用根据本发明的照明装置,能够根据环境温度的变化自动地调整照明装置所发射的光线的色温。 By application of the lighting apparatus according to the present invention, it is possible to automatically adjust the color temperature of the light emitted by the lighting apparatus according to a change in environmental temperature.

[0006] 根据本发明的一个优选的设计方案,第一LED发光组件发射薄荷绿色的光线并且第二LED发光组件发射红色或琥珀色光线。 [0006] According to a preferred embodiment of the present invention is designed, the first LED emitting a green light component emitted mint and the second LED lighting assembly emit red or amber light. 由这两种颜色的LED发光组件发射的光线构成的混合光线具有相对高的显色性以及相对较好的光效。 Mixing of the light rays emitted by the LED constituting the light emitting assembly of two colors having a relatively high color rendering, and relatively good luminous efficiency.

[0007] 根据本发明的一个优选的设计方案,照明装置进一步包括用于检测由第一和第二LED发光组件发射的光线构成的混合光线的色温的色温传感器。 [0007] According to a preferred embodiment of the present invention is designed, the color temperature of the illumination device further comprises a sensor for detecting the mixing of the light rays emitted by the first and second LED lighting assembly composed of color temperature. 通过这种方式能够精确地获得照明装置发射的光线的当前色温,从而判断出与目标色温的偏差。 Possible to accurately obtain the light emitted from the lighting device in this way the current color temperature, so as to determine the deviation from the target color temperature.

[0008] 优选的是,照明装置进一步具有数据存储单元,用于存储与各个环境温度相对应的预设的各个目标色温。 [0008] Preferably, the lighting device further has a data storage unit for storing respective preset temperature corresponding to the respective target color temperature. 控制单元分别与环境温度传感器、数据存储单元和色温传感器连接并被设计成用于将色温传感器检测到的色温与当前环境温度所对应的目标色温相比较,如二者不一致,则控制第一和第二LED发光组件的光输出比,使照明装置发射的光线达到目标色温。 Control means, respectively, the data storage unit and the color temperature sensor is connected and intended for a target color temperature to the color temperature sensor detects the color temperature corresponding to the current ambient temperature and the ambient temperature sensor is compared, such as the two do not coincide, and a first control LED light output than the second light emission component, so that the light emitted from the lighting device reaches the target color temperature. 单独地检测环境温度的变化,并据此调节照明装置发射的光线的色温并不能将该色温精确地与环境温度相匹配,而通过色温传感器实时地监控照明装置发射的光线的色温,就能够实时地通过控制单元控制发光组件的光输出比,从而将色温校正到与环境温度精确匹配的目标色温上 Separately detecting a change in ambient temperature, and adjusts the color temperature of the light emitted from the lighting device can not be exactly matched to the color temperature and the ambient temperature, the color temperature of the lighting device and monitoring light emitted by the color temperature sensor in real time, real time can be the control unit by the light emitting component ratio of light output, so that the color temperature correction to ambient temperature and the target color exact match

[0009] 优选的是,照明装置还包括壳体,环境温度传感器设置在壳体的外部。 [0009] Preferably, the lighting device further comprises a housing, an ambient temperature sensor disposed outside the housing. 这样环境温度传感器就可以精确地检测外界环境的温度。 Such ambient temperature sensor can accurately detect the temperature of the external environment.

[0010] 有利的是,环境温度传感器设计成热电偶。 [0010] Advantageously, the ambient temperature sensor is designed as a thermocouple.

[0011] 根据本发明的一个优选的设计方案,照明装置还包括对应于第一和第二LED发光组件的第一和第二LED驱动器,对第一和第二LED发光组件的光输出比的控制通过第一和第二LED驱动器实现。 [0011] According to a preferred embodiment of the present invention is designed, the lighting device further comprises a first and corresponding to the first and second LED driver second LED lighting assembly, the light output of the first and second LED lighting assembly ratio It is achieved by controlling the first and second LED driver.

[0012] 优选的是,为了对LED发光组件的光输出比进行控制,分别通过第一和第二LED驱动器控制第一和第二LED发光组件的驱动电流。 [0012] Preferably, the ratio of light output to LED lighting assembly is controlled, the driving current respectively, first and second LED driver controls the first and second LED lighting assembly through.

[0013] 可选的是,为了对LED发光组件的光输出比进行控制,分别通过第一和第二LED驱动器控制第一和第二LED发光组件的驱动脉冲宽度。 [0013] Optionally, in order for the ratio of the light output of the LED lighting assembly is controlled respectively by the driving pulse width of the first and second LED driver controls the first and second LED lighting assembly.

[0014] 本发明的另一目的通过一种自动调节上述类型的照明装置发射的光线的色温的方法,该方法包括以下步骤:a)启动照明装置,b)通过环境温度传感器检测环境温度;c)控制单元将检测到的环境温度与存储的环境温度进行比较,并发出控制信号;d)根据该控制信号控制第一LED组件和第二LED组件的光输出比,以自动调整光线的色温。 [0014] Another object of the present invention by a method of the type described above the color temperature of light emitted illumination device automatic adjustment, the method comprising the steps of: a) starting the lighting apparatus, b) by the ambient temperature sensor detecting ambient temperature; C ) to the control unit detects the ambient temperature with a stored temperature is compared, and issues a control signal; D) according to the control signal controls the LED light output ratio of the first component and the second LED assembly to automatically adjust the color temperature of light. 由此利用该方法根据环境温度的变化自动地调整照明装置所发射的光线的色温。 Whereby the method using the color temperature of the light emitted by changes in ambient temperature is automatically adjusted according to the lighting apparatus.

[0015] 优选的是,根据本发明的方法进一步包括步骤e),其中,通过色温传感器检测由第一和第二LED发光组件发射的光线构成的混合光线的色温。 [0015] Preferably, the method further comprising the step e according to the present invention), wherein the mixing of the light color temperature detecting light emitted by the first and second LED lighting assembly constituted by the color temperature sensor. 通过这种方式能够精确地获得照明装置发射的光线的当前色温,从而判断出与目标色温的偏差。 Possible to accurately obtain the light emitted from the lighting device in this way the current color temperature, so as to determine the deviation from the target color temperature.

[0016] 有利的是,根据本发明的方法还包括步骤f),其中,控制单元进一步将色温传感器检测到的色温与当前环境温度所对应的目标色温相比较,如二者不一致,则控制第一和第二LED发光组件的光输出比,使混合光线达到目标色温,从而实时地通过控制单元控制发光组件的光输出比,将色温校正到与环境温度精确匹配的目标色温上。 [0016] Advantageously, the method according to the present invention further includes the step F), wherein the control unit is further the color temperature sensor detects the color temperature is compared with the current target color temperature corresponding to the ambient temperature, such as the two do not coincide, the control section and a second light output ratio of the LED lighting assembly, so that mixing of the light reach the target color temperature, so as to control the light output in real time than the light-emitting element by the control unit, the color temperature correction on the ambient temperature and the exact match target color temperature.

附图说明 BRIEF DESCRIPTION

[0017] 附图构成本说明书的一部分,用于帮助进一步理解本发明。 [0017] The drawings constitute a part of this specification, for further understanding of the present invention. 这些附图图解了本发明的实施例,并与说明书一起用来说明本发明的原理。 The drawings illustrate the embodiments of the present invention and with the description serve to explain the principles of the present invention. 在附图中相同的部件用相同的标号表示。 In the drawings, the same parts are designated by the same reference numerals. 图中示出: It is shown:

[0018] 图I是根据本发明的照明装置的第一实施例的立体透视图; [0018] Figure I is a perspective view of a first embodiment of a perspective view of the lighting device according to the invention;

[0019] 图2是根据本发明的照明装置的第二实施例的立体透视图; [0019] FIG. 2 is an exploded perspective view of a second embodiment of the lighting device according to the invention;

[0020] 图3是根据本发明的方法的第一实施例的流程图;[0021] 图4是根据本发明的方法的第二实施例的流程图。 [0020] FIG. 3 is a flowchart of a first embodiment of the method according to the invention; [0021] FIG. 4 is a flowchart of a second embodiment of the method of the present invention.

具体实施方式 Detailed ways

[0022] 图I示出了根据本发明的照明装置的第一实施例的立体透视图。 [0022] FIG. I shows a perspective view of a perspective view of an illumination apparatus of a first embodiment of the present invention. 从图中可见,该照明装置具有壳体1,在壳体I中设置有用于容纳至少一个第一LED发光组件2和至少一个第二LED发光组件3的容纳部,并且在壳体I的容纳部的开口部分设置有用于保护LED发光组件的保护罩,其中,第一LED发光组件2设计成发射薄荷绿色的光线,而第二LED发光组件3设计成发射红色或者琥珀色光线。 Be seen, the illumination device having the housing from FIG. 1, is provided with a receiving portion for receiving at least a first LED lighting assembly 2 and at least one second LED lighting assembly in the housing 3 I, and I is accommodated in the housing portion opening portion is provided with a protective cover for protecting the LED light emitting assembly, wherein the first LED lighting assembly 2 designed to emit light mint green, and the second LED lighting assembly 3 is designed to emit red or amber light. 此外,在该壳体I中还设置有控制单元4,并且在壳体I的外部设置有与外界环境接触的、设计成热电偶的温度传感器5。 Further, in this case I also provided with a control unit 4, and the contact with the external environment outside the housing I is provided, designed as a thermocouple temperature sensor 5. 该控制单元4根据温度传感器5检测的环境温度产生控制信号,并通过该控制信号驱动未示出的LED驱动器,以对第一和第二LED发光组件2和3的驱动电流或者驱动脉冲宽度进行控制,以调整第一和第二LED发光组件2和3的光输出比,从而获得与环境温度相匹配的色温。 The control unit 4 generates a control signal based on the ambient temperature detected by the temperature sensor 5, and, for the driving current or the driving pulse width of the first and second LED lighting assemblies 2 and 3 by the LED driver driving control signal (not shown) a control to adjust the first and second LED lighting assembly 2 and the light output ratio of 3, thereby obtaining a color temperature of ambient temperature to match. [0023] 图2示出了根据本发明的照明装置的第二实施例的立体透视图,该实施例与图I中示出的实施例的区别在于,在壳体I的容纳部中设置有用于实时地检测照明装置发射的光线的色温的色温传感器6以及用于存储与各个环境温度相对应的预设的各个目标色温的数据存储单元。 [0023] FIG. 2 shows a perspective view of a second embodiment of a perspective view of the illumination device according to the invention, this embodiment is shown in Figure I embodiment in that a distinction is provided in the housing portion accommodating I useful in to the detected color temperature of the light emitted by the lighting device in real time the color temperature sensor 6 and a data storage unit for storing respective preset temperature corresponding to the respective target color temperature. 控制单元4根据色温传感器6检测到的色温与当前环境温度所对应的目标色温相比较,如二者不一致,则控制第一LED发光组件2和第二LED发光组件3的光输出t匕,使混合光线达到目标色温。 4 the control unit 6 according to the color temperature sensor detects the color temperature is compared with the current target color temperature corresponding to the ambient temperature, such as the two do not coincide, the control of the first LED lighting assembly 2 and the second light output of LED lighting assembly dagger t 3, so that The mixed light beam reaches the target color temperature.

[0024] 图3示出了根据本发明的方法的第一实施例的流程图,在该实施例中,首先a)启动照明装置,然后b)利用温度传感器5检测环境温度,c)由控制单元4将检测到的环境温度与存储的环境温度进行比较,获得对应的目标色温,并产生控制信号,最后d)根据该控制信号驱动第一和第二LED驱动器,以调整第一和第二LED发光组件2和3的光输出比,从而自动地调整照明装置所发射的光线的色温。 [0024] FIG. 3 shows a flowchart of a first embodiment of a method of the present invention, in this embodiment, first, a) starting a lighting apparatus, and b) the temperature sensor 5 detects the ambient temperature, c) the control the unit 4 detects the ambient temperature with a stored temperature is compared to obtain a corresponding target color temperature, and generates a control signal, and finally d) according to the control signal drives the first and the second LED driver to adjust the first and second light output ratio of the LED lighting assembly 2 and 3, thereby automatically adjusting the color temperature of the illumination light emitted by the device.

[0025] 图4示出了根据本发明的方法的第二实施例的流程图,在该实施例中,首先a)启动照明装置,然后b)利用温度传感器5检测环境温度,c)由控制单元4将检测到的环境温度与存储的环境温度进行比较,获得对应的目标色温,并产生控制信号,d)根据该控制信号驱动第一和第二LED驱动器,以调整第一和第二LED发光组件2和3的光输出比,从而自动地调整照明装置所发射的光线的色温,e)利用色温传感器6实时地检测光线当前的色温,f)利用控制单元4将检测到的色温与当前环境温度所对应的目标色温相比较,如二者不一致,则控制第一和第二LED发光组件2和3的光输出比,使混合光线达到目标色温。 [0025] FIG. 4 shows a flowchart of a second embodiment of the method of the present invention, in this embodiment, first, a) starting a lighting apparatus, and b) the temperature sensor 5 detects the ambient temperature, c) the control the unit 4 detects the ambient temperature with a stored temperature is compared to obtain a corresponding target color temperature, and generates control signals, d) driving control signal based on the first and second LED driver to adjust the first and second LED light output ratio of the light emitting components 2 and 3, thereby automatically adjust the lighting apparatus emitting light color temperature, e) using the color temperature sensor 6 detected in real time the light of the current color temperature, f) using the control unit 4 to the detected color temperature of the current the temperature corresponding to the target color temperature is compared, the two are inconsistent, and the first light output control than the second LED lighting assembly 2, and 3, so that mixing of the light reach the target color temperature.

[0026] 以上仅为本发明的优选实施例而已,并不用于限制本发明,对于本领域的技术人员来说,本发明可以有各种更改和变化。 [0026] The above description is only preferred embodiments of the present invention, but not intended to limit the invention to those skilled in the art, the present invention may have various changes and variations. 凡在本发明的精神和原则之内所作的任何修改、等同替换、改进等,均应包含在本发明的保护范围之内。 Any modifications within the spirit and principle of the present invention, equivalent substitutions, improvements, etc., should be included within the scope of the present invention.

[0027] 参考标号 [0027] Reference numeral

[0028] I 壳体 [0028] I housing

[0029] 2 第一LED发光组件 [0029] The first LED lighting assembly 2

[0030] 3 第二LED发光组件 [0030] The second LED lighting assembly 3

[0031] 4 控制单元 [0031] The control unit 4

[0032] 5 环境温度传感器[0033] 6 色温传感器 [0032] The ambient temperature sensor 5 [0033] The color temperature sensor 6

Claims (13)

1. ー种照明装置,包括:至少ー个第一LED发光组件(2)和至少ー个第二LED发光组件(3),所述第一LED发光组件(2)和第二LED发光组件(3)的光输出比与二者的混合光线的色温相关,其特征在于,所述照明装置还包括:控制单元(4)以及环境温度传感器(5),其中所述控制単元(4)接收所述环境温度传感器(5)检测到的环境温度,并根据所述环境温度输出控制信号以控制所述第一LED发光组件(2)和所述第二LED发光组件(3)的光输出比,以自动调整所述混合光线的色温。 1. ー illumination device comprising: at least one first ー LED lighting assembly (2) and at least one second LED lighting assembly ー (3), the first LED lighting assembly (2) and the second LED lighting assembly ( 3) light output ratio of mixing of the light color temperature and the two associated, characterized in that said illuminating means further comprising: a control unit (4) and the ambient temperature sensor (5), wherein the radiolabeling control unit (4) receiving said ambient temperature sensor (5) detected ambient temperature, and the ambient temperature in accordance with a control signal output to control the first LED lighting assembly (2) and the second LED lighting assembly (3) light output ratio, to automatically adjust the color temperature of the mixed light.
2.根据权利要求I所述的照明装置,其特征在于,所述第一 LED发光组件(2)发射薄荷緑色的光线并且所述第二LED发光组件(3)发射红色或琥珀色光线。 2. The lighting device according to claim I, wherein the first LED lighting assembly (2) mint green light emission and the second LED lighting assembly (3) emitting red or amber light.
3.根据权利要求I所述的照明装置,其特征在于,所述照明装置进ー步具有数据存储単元,用于存储与各个环境温度相对应的预设的各个目标色温。 The lighting device according to claim I, wherein said lighting device further has a data storage into ー radiolabeling element, for storing respective preset temperature corresponding to the respective target color temperature.
4.根据权利要求3所述的照明装置,其特征在于,所述照明装置进ー步包括用于检测所述混合光线的色温的色温传感器(6)。 4. The lighting device according to claim 3, wherein said illuminating means comprises a feed ー step for detecting the color temperature of the mixed light color temperature sensor (6).
5.根据权利要求4所述的照明装置,其特征在于,所述控制単元⑷分别与所述环境温度传感器(5)、所述数据存储单元和所述色温传感器(6)连接并被设计成用于将检测到的色温与当前环境温度所对应的目标色温相比较,如二者不一致,则控制所述第一LED发光组件(2)和所述第二LED发光组件(3)的光输出比,使所述混合光线达到目标色温。 The lighting device according to claim 4, characterized in that the control element ⑷ radiolabeling, respectively, the data storage unit and the color temperature sensor (6) and designed to connect with the ambient temperature sensor (5) for detected color temperature compared to the current corresponding to the target color temperature, as both are inconsistent, the first LED lighting assembly (2) control and the second LED lighting assembly (3) light output ratio, the mixed light reach the target color temperature.
6.根据权利要求I至5中任一项所述的照明装置,其特征在于,所述照明装置还包括壳体(I),所述环境温度传感器(5)设置在所述壳体(I)的外部。 I according to claim lighting device according to claim 5, characterized in that the lighting device further comprises a housing (I), the ambient temperature sensor (5) disposed in the housing (I ) outside.
7.根据权利要求I至5中任一项所述的照明装置,其特征在于,所述环境温度传感器(5)设计成热电偶。 7. The lighting device as claimed in claim I to 5, any one, wherein said ambient temperature sensor (5) is designed as a thermocouple.
8.根据权利要求I至5中任一项所述的照明装置,其特征在于,所述照明装置还包括对应于所述第一LED发光组件(2)和所述第二LED发光组件(3)的第一LED驱动器和第二LED驱动器,对所述第一LED发光组件(2)和所述第二LED发光组件(3)的光输出比的控制通过所述第一LED驱动器和所述第二LED驱动器实现。 I according to claim lighting device according to claim 5, characterized in that said illuminating means further comprises a corresponding to the first LED lighting assembly (2) and the second LED lighting assembly (3 ) a first LED and a second LED driver drives, the control of the first LED lighting assembly (2) and the second LED lighting assembly (3) than the light output by the first driver and the LED The second LED drive implementations.
9.根据权利要求8所述的照明装置,其特征在于,所述第一 LED驱动器和所述第二LED驱动器分别控制所述第一LED发光组件(2)和所述第二LED发光组件(3)的驱动电流。 The lighting device according to claim 8, wherein the first LED and the second LED driver respectively drive the first LED light emission control assembly (2) and the second LED lighting assembly ( 3) drive current.
10.根据权利要求8所述的照明装置,其特征在干,所述第一 LED驱动器和所述第二LED驱动器分别控制所述第一LED发光组件(2)和所述第二LED发光组件(3)的驱动脉冲览度。 The lighting device according to claim 8, characterized in that the dry, the first LED driver and the second LED driver control respectively the first LED lighting assembly (2) and the second LED lighting assembly (3) view of driving pulses.
11. 一种自动调节根据权利要求I至10中任一项所述的照明装置发射的混合光线的色温的方法,其特征在于以下步骤: a)启动所述照明装置; b)通过环境温度传感器(5)检测环境温度; c)控制单元(4)将检测到的所述环境温度与存储的环境温度比较,获得对应的目标色温,并发出控制信号; d)根据所述控制信号控制第一 LED组件⑵和第二LED组件(3)的光输出比,以自动调整混合光线的色温。 11. A method of automatically adjusting the color temperature of the light mixing lighting device according to any emitted I as claimed in claim 10, characterized by the following steps: a) starting the lighting device; b) by the ambient temperature sensor (5) detecting an ambient temperature; c) a control unit (4) comparing the detected temperature with a stored temperature, to obtain a corresponding target color temperature, and control signals; D) according to said first control signal ⑵ LED assembly and a second LED assembly (3) light output ratio, to automatically adjust the color temperature of the light mixing.
12.根据权利要求11所述的方法,其特征在于,所述方法进ー步包括步骤d),其中通过色温传感器(6)检测由所述第一LED发光组件(2)和所述第二LED发光组件(3)发射的光线构成的混合光线的色温。 12. The method according to claim 11, wherein said method further comprises the step ー d), by which the color temperature sensor (6) detected by the first LED lighting assembly (2) and the second LED lighting assembly (3) mixing of the light color temperature of the light emitted configuration.
13.根据权利要求12所述的方法,其特征在于,所述方法进ー步包括步骤e)其中,所述控制单元(4)进ー步将所述色温传感器(6)检测到的色温与当前环境温度所对应的目标色温相比较,如二者不一致,则控制所述第一LED发光组件(2)和所述第二LED发光组件(3)的光输出比,使所述混合光线达到目标色温。 13. The method according to claim 12, wherein said method further comprises the step of ー e) wherein said control unit (4) further into the color temperature ー color temperature sensor (6) detected by the corresponding to the current ambient temperature as compared to the target color temperature, the two are inconsistent, then controlling the first LED lighting assembly (2) and the second LED lighting assembly (3) light output ratio of the mixed light to achieve target color temperature.
CN2011100479830A 2011-02-28 2011-02-28 Lighting device and method for automatically controlling color temperature of lights emitted by same CN102651933A (en)

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