CN106371272A - Light synthesis control system and projector - Google Patents

Light synthesis control system and projector Download PDF

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Publication number
CN106371272A
CN106371272A CN 201510427180 CN201510427180A CN106371272A CN 106371272 A CN106371272 A CN 106371272A CN 201510427180 CN201510427180 CN 201510427180 CN 201510427180 A CN201510427180 A CN 201510427180A CN 106371272 A CN106371272 A CN 106371272A
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light
color
compensation
primary
segment
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CN 201510427180
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Chinese (zh)
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胡飞
郭祖强
李屹
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深圳市光峰光电技术有限公司
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    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings

Abstract

The application discloses a light synthesis control system and a projector. The control system comprises a light source module for emitting a to-be-compensated primary light and primary compensation light for synthesizing first primary light with the to-be-compensated primary light, a controller for receiving at least a first path signal including an image signal of a first primary light signal and a second part signal including an image signal of a first primary light signal, and a spatial light modulator, connected with the controller electrically, being used for modulating the to-be-compensated primary light based on the first primary light signal in the first path signal received by the controller and modulating the primary compensation light according to the first primary light signal in the second path signal received by the controller. According to the application, the to-be-compensated primary light and the primary compensation light are modulated respectively according to the first primary light signals in the two-path signals, thereby realizing first primary light with the proper synthesized brightness and color.

Description

合光的控制系统及投影机 The control system combined light projector and

技术领域 FIELD

[0001] 本申请涉及光学技术领域,特别是涉及一种投影显示领域。 [0001] The present application relates to the field of optical technology, particularly to a projection display field.

背景技术 Background technique

[0002]目前,空间光调制器在投影显示领域获得广泛应用,其中数字微镜元件(DMD,Digital Micromirror Device)因其响应速度快,且可以用时序切换的基色光来实现彩色投影显示的特点,使得各大厂商对单片式DMD投影系统进行了大量的研究。 [0002] Currently, the spatial light modulator display widely used in the field of the projection, wherein the digital micromirror device (DMD, Digital Micromirror Device) because of its fast response, and the switching timing may be primary colors to achieve the characteristics of a color projection display so the major manufacturers of single-chip DMD projection systems have done a lot of research. 单片式DMD投影系统研究的一个重要课题是投影仪的光源,美国专利US7547114B2提供了一种半导体激光器激发色轮上不同荧光粉色段以形成不同基色光的方法,该方法具有光效高,光学扩展量小的优势,因此发展迅速,成为投影仪光源的理想选择。 An important research monolithic DMD projection system is a projector light source, U.S. Patent No. US7547114B2 is provided a semiconductor laser excited phosphor on the different color segments of the color wheel to form primary colors of different methods, the method has high luminous efficiency, the optical a small amount of expansion of advantages, so the rapid development, an ideal choice for a projector light source. 在现有的激光激发荧光粉光源中,由于产生红光的红光荧光粉或者橙光荧光粉激发效率较低,同时为了更好的显示效果还需配合相应的滤光片以滤除红光中的短波长光使得红光更纯,这导致最终得到的红光效率很低。 In the conventional laser excitation fluorescent light source, since a red or orange red phosphor excitation efficiency of phosphors is low, and in order to show better results with the corresponding filters needed to filter out the red the short-wavelength light such that a more pure red, which leads to low efficiency resulting red. 换句话说,对于系统而言,红光亮度在总体亮度中所占比例较低,即Red content较低,进而造成色坐标与色域标准比如REC.709或者DCI存在差距。 In other words, for the system, the overall brightness of the red luminance is low in proportion, i.e. less Red content, and cause the color coordinates of the color gamut or a standard such as REC.709 DCI gap. 因此,红光亮度在总体亮度中所占比例较低是一个急需解决的问题。 Therefore, the red light brightness low proportion of the overall brightness is a problem to be solved.

发明内容 SUMMARY

[0003] 针对上述问题,本申请提供一种合光的控制系统及投影机。 [0003] For the above-described problems, the present application provides a combined light control system and a projector.

[0004] 根据本申请的第一方面,本申请提供一种合光的控制系统,包括: [0004] According to a first aspect of the present disclosure, the present application provides a control system for a combined light, comprising:

[0005] 光源模块,用于出射待补偿基色光和基色补偿光,所述基色补偿光用于与所述待补偿基色光合成第一基色光; [0005] The light source means for emitting the light and the compensation light to be compensated primary color, the color of the compensation light to be used for the synthesis of a first primary color compensating color light;

[0006] 控制器,用于接收至少第一路信号和第二路信号,所述第一路信号为包括第一基色光信号的图像信号,所述第二路信号为包括所述第一基色光信号的图像信号; [0006] controller, for receiving at least a first signal path and a second signal path, said signal path including a first image signal of a first primary color light signal, the second signal path comprises said first primary color the image signal of the optical signal;

[0007] 空间光调制器,与所述控制器电连接,用于根据所述控制器接收的第一路信号中的所述第一基色光信号对所述待补偿基色光进行调制,并根据所述控制器接收的第二路信号中的所述第一基色光信号对所述基色补偿光进行调制 [0007] The spatial light modulator electrically connected to the controller, according to the first path signal received by the controller in a first color light signal to be compensated, the primary light is modulated, and in accordance with the second controller receives the signals in the first color light signal is modulated to the primary compensation light

[0008] 根据本申请的第二方面,本申请提供一种投影机,包括上述的合光的控制系统中的任一种。 [0008] According to a second aspect of the present disclosure, the present application provides a projector comprising any of the above-described laminated light control system in.

[0009] 本申请的有益效果是: [0009] The beneficial effects of the present application:

[0010] 依上述实施的合光的控制系统及投影机,其控制器接收两路信号,光调制器根据这两路信号中的第一基色光信号分别对待补偿基色光和基色补偿光进行调制,实现了合成亮度和颜色合适的第一基色光。 [0010] EHC light control system and the projector of the above-described embodiment, the controller which receives two signals, an optical modulator treated separately according to a first primary color signal two signals of compensating color light modulated light color compensation , to achieve a composite luminance and color suitable first color light.

附图说明 BRIEF DESCRIPTION

[0011] 图1为本申请实施例一中控制系统的一种结构示意图; [0011] Figure 1 is a schematic structural diagram of one kind of application in the control system embodiment;

[0012] 图2为本申请实施一中波长转换器的一种结构示意图; [0012] FIG. 2 is a schematic structural diagram of one kind of application in the embodiment of the wavelength converter;

[0013] 图3为本申请实施一中控制器的一种工作原理图; [0013] FIG. 3 showing an embodiment of one of the working principle of the controller of the present application;

[0014]图4为本申请实施例一中控制系统的一种时序配合图; [0014] FIG. 4 is a timing diagram of an application with an embodiment of a control system embodiment;

[0015]图5为本申请实施二中波长转换器的一种结构示意图; [0015] Figure 5 a schematic view of one kind of wavelength converter in two embodiments of the present application;

[0016] 图6为本申请实施二中控制器的一种工作原理图; [0016] FIG. 6 embodiment one of the working principle of the controller in Figure II of the present application;

[0017]图7为本申请实施二中控制系统的一种时序配合图; [0017] FIG. 7 implementing a sequence control system complex II in FIG present application;

[0018] 图8为本申请实施例三中控制系统的一种结构示意图; [0018] FIG. 8 is a schematic view of one kind of structure of the application control system according to a third embodiment;

[0019] 图9为本申请实施例三中波长转换器的一种结构示意图; [0019] FIG. 9 is a schematic structural diagram of one kind of application of the three embodiments of the wavelength converter;

[0020] 图10为本申请实施三中控制器的一种工作原理图; [0020] FIG. 10 embodiment one of the working principle of the present application controller in Figure III;

[0021]图11为本申请实施三中控制系统的一种时序配合图。 [0021] FIG. 11 implement a timing control system III of the present application with FIG.

具体实施方式 detailed description

[0022] 下面通过具体实施方式结合附图对本申请作进一步详细说明。 [0022] The following figures of the present application will be further described in detail by specific embodiments in combination.

[0023] 实施例一 [0023] Example a

[0024] 请参照图1,本实施公开了一种合光的控制系统(以下简称控制系统),其包括光源模块、空间光调制器410和控制器411。 [0024] Referring to FIG 1, the present embodiment discloses a control system (hereinafter referred to as control system) A light combiner, comprising a light source module, a spatial light modulator 410 and controller 411. 下面分别说明。 The following were explained.

[0025] 光源模块用于出射待补偿基色光和基色补偿光,基色补偿光用于与待补偿基色光合成第一基色光。 [0025] a light source module for emitting light and the compensation light to be compensated primary color, and color compensation light to be compensated for synthesizing the first color light primary light. 在某些实施例中,光源模块可以包括发光组件和波长转换器405。 In certain embodiments, the light source module may include a light assembly 405 and a wavelength converter. 发光组件可以包括用于发射激发光的激发光源401和用于发射补偿光的补偿光源402。 For exciting the light emitting assembly may include a light source for emitting excitation light and the compensation light source 401 for emitting light of 402 to compensate. 激发光源401可以采用蓝光发光二极管、紫外发光二极管或其阵列,也可以采用蓝光激光二极管、紫外激光二极管或其阵列,本实施例中激发光源401采用445nm蓝光激光二极管。 Excitation light source 401 may employ a blue light emitting diode, or a ultraviolet light emitting diode array, can be employed blue laser diode, or a UV laser diode array, in this embodiment the excitation light source 401 using 445nm blue laser diode. 补偿光源402可以是发光二极管也可以是激光二极管,在本实施例,为了解决波长转换器405出射的时序光中红光比例过低的问题,补偿光源402可以采用638nm红光激光二极管。 Compensation light source 402 may be a light emitting diode may be a laser diode, in the present embodiment, in order to solve the wavelength converter 405 emitted red light low proportion of timing problems, compensation light source 402 may be employed 638nm red laser diode. 波长转换器405包括基色光分段和至少一补偿光分段。 The wavelength converter 405 comprises a segmented primary color segments and at least one compensation light. 基色光分段在被激发光照射时发出待补偿基色光,补偿光分段在被补偿光照射时发出补偿基色光,补偿基色光用于与待补偿基色光合成第一基色光。 Segment to be compensated primary light emitted primary light when irradiated with excitation light, emits compensation light segment offset base compensated color light when irradiated with light, compensating for the first color light and color light to be synthesized primary light compensation. 波长转换器402位于激发光和补偿光的光路上,并相对于照射到波长转换器402上的光做周期性运动,使基色光分段和补偿光分段按照设定的时序依次被移动并被光所照射。 The wavelength converter 402 is located in the optical path of the excitation light and the compensation light with respect to the light irradiated to a periodical movement in the wavelength converter 402, the base segment and the compensation light shade segments are sequentially moved in the timing setting and It was irradiated with light. 在一个具体的实施例中,请参照图2,波长转换器405可以为一四段式色轮,色轮可以为透射式也可以为反射式。 In a specific embodiment, referring to FIG 2, the wavelength converter 405 may be a four color wheel, the color wheel may also be transmissive reflective. 此色轮可以包括荧光粉轮和对应的滤光片轮。 This may include the color wheel and the corresponding wheel phosphor filter wheel. 荧光粉轮包括绿色荧光粉段405G、蓝色散色体段405B、橙色荧光粉段4050和散色体段405S,其中绿色荧光粉段405G、蓝色散色体段405B、橙色荧光粉段4050构成基色光分段,绿色荧光粉段405G被蓝激光照射时产生绿荧光,蓝色散色体段405B被蓝激光照射时产生蓝光,橙色荧光粉段4050被蓝激光照射时产生橙荧光,绿荧光、蓝光、橙荧光分别为上述的第二基色光、第三基色光、待补偿基色光;散色体段405S为补偿光分段,其被红激光照射时产生红光,为补偿基色光。 A green phosphor comprising phosphor wheel section 405G, the blue color bodies dispersion section 405B, an orange color phosphor segments 4050 and bulk magnet segments 405S, wherein 405G, the blue color bodies dispersion section 405B, an orange phosphor composed of primary color segment a green phosphor section 4050 light segment, generated by green fluorescence when irradiated with blue laser light green phosphor section 405G, the blue light is generated when it is irradiated with blue laser light scattered blue color body section 405B, an orange phosphor section 4050 is generated fluorescent orange, fluorescent green, blue when irradiated with a blue laser , fluorescent orange, respectively said second color light and third primary color light, color light to be compensated; Scattering of magnet segments 405S compensation light segments, which are generated when the red light of red laser irradiation to compensate for primary color light.

[0026] 控制器411分别与激发光源401、补偿光源402电连接,在上述的基色光分段被光照射时,控制激发光源401开启和补偿光源402关闭,在上述补偿光分段被光照射时,控制激发光源401关闭和补偿光源402开启,从而波长转换器405产生时序的红光、橙光、绿光和蓝光,为了便于叙述,下面以R、0、G、B分别指代红光、橙光、绿光和蓝光。 When the [0026] controller 411, respectively 401, 402 is electrically connected to the excitation light source compensation light source, the light segment illuminated in the above-described primary light, controlling the excitation light source 401 turned off and the compensation light source 402, light is irradiated with light in the above segment compensation when controlling the excitation light source 401 and the compensation light source 402 turned off, so that the wavelength converter 405 generates timing red, orange, green, and blue, for ease of description, in the following R, 0, G, B respectively refer to red , orange, green and blue.

[0027] 控制器411除了与激发光源401、补偿光源402电连接,以控制激发光源401和补偿光源402的开启与关闭,控制器411还与空间光调制器410电连接,用来控制空间光调制器410对于波长转换器405出射的由第二基色光、第三基色光、待补偿基色光、补偿基色光组成的时序光的成像调制。 [0027] In addition to the controller 411 and the excitation light source 401, a compensation light source 402 is electrically connected to control the excitation light source 401 and the compensation light source 402 is turned on and off, controller 411 is also electrically connected to the spatial light modulator 410, to control the spatial light imaging modulation timing of the light modulator 410 to the wavelength converter 405 emitted by the second color light and third primary color light, color light to be compensated, the compensation group consisting shade. 具体地,控制器411接收两路信号,第一路信号为由第一基色光信号、第二基色光信号和第三基色光信号组成的图像信号,第二路信号为包括上述第一基色光信号的图像信号;控制器411控制空间光调制器410根据第二基色光信号对波长转换器405出射的第二基色光进行调制以成像出相应的第二基色光图像,根据第三基色光信号对波长转换器405出射的第三基色光进行调制以成像出相应的第三基色光图像,根据第一基色光信号对波长转换器405出射的待补偿基色光进行调制以成像出相应的待补偿基色光图像,以及根据第一基色光信号对波长转换器405出射的补偿基色光进行调制以成像出相应的补偿基色光图像。 Specifically, the controller 411 receives two signals, a first signal path by the first color light signal, the second signal and the third primary color image signal composed of primary color signals, the second signal path comprises said first primary color light an image signal; and a controller 411 controls the spatial light modulator 410 of the second primary color signal converter 405 of the wavelength emitted second color light modulated according to image the respective color light image of the second group, third primary color signal the wavelength converter 405 of a third primary color light emitted is modulated with the image of the third primary color light corresponding to the image, the first color light signal to the wavelength converter 405 to be compensated emitted primary light is modulated according to the corresponding image to be compensated primary light image, and a first primary color signal to the wavelength converter 405 to compensate emitted color light modulated according to image the primary light corresponding compensation image. 在一个具体的实施例中,第二基色光、第三基色光、第一基色光、待补偿基色光、补偿基色光可以分别为绿光、蓝光、红光、橙光、红光。 In a specific embodiment, the second primary light and the third primary color, the first color light, color light to be compensated, the compensation may each primary color is green, blue, red, orange, red. 因此,控制器401接收两路独立的信号,第一路为RGB图像信号,第二路为与第一路中相同的R信号,控制器401相应地输出时序的RRGB给空间光调制器410,以控制空间光调制器410分别对波长转换器405出射的时序的ROGB进行调制以成像,其中空间光调制器410对波长转换器405出射的ROGB中的RO的调制均是根据控制器410输入及输出的R信号。 Accordingly, the controller 401 receives the two independent signals, a first path for the RGB image signal, a second channel signal R to the same first channel, the controller 401 correspondingly to the output timing RRGB spatial light modulator 410, to control the spatial light modulator 410 respectively ROGB timing wavelength converter 405 emitted modulated with image, wherein the spatial light modulator 410 to the wavelength converter 405 emitted ROGB the modulation RO are based on the input controller 410 and R signal output. 空间光调制器410可以为数字微镜元件(DMD,Digital Micromirror Device)。 The spatial light modulator 410 may be a digital micromirror device (DMD, Digital Micromirror Device).

[0028] 下面再以一个实际的例子来进一步说明。 [0028] In the following a further practical example to be described further.

[0029] 请返回参考图1,控制系统包括激发光源401、补偿光源402、波长转换器405、空间光调制器410和控制器411,为了更好地配合工作,控制系统还可以包括二向色镜403、第一收集透镜404、第二收集透镜406、方棒407、光中继系统408、TIR棱镜409、投影镜头412。 [0029] back to Figure 1, the control system comprises an excitation light source 401, a compensation light source 402, the wavelength converter 405, a spatial light modulator 410 and controller 411, to better align with work, the control system may further comprise a dichroic mirror 403, a first collection lens 404, a second collection lens 406, the rods 407, a relay optical system 408, TIR prism 409, a projection lens 412.

[0030] 激发光源401为445nm蓝光激光二极管,补偿光源402为638nm红光激光二极管,激发光源401发出的蓝激光与补偿光源402发出的红激光在二向色镜403处合光,透射蓝光,反射红光;合光后的光束经第一收集透镜404聚焦到波长转换器405上,波长转换器405可以为一四段式色轮,如上所述,请参照图2,其包括绿色荧光粉段405G、蓝色散色体段405B、橙色荧光粉段4050和散色体段405S,绿色荧光粉段405G、蓝色散色体段405B、橙色荧光粉段4050被光照射时,控制器411控制激发光源401开启和补偿光源402关闭,从而橙色荧光粉段4050、绿色荧光粉段405G、蓝色散色体段405B被蓝激光照射分别产生橙荧光,绿荧光、蓝光,在散色体段405S被光照射时,控制器411控制激发光源401关闭和补偿光源402开启,从而散色体段405S被红激光照射产生红光。 [0030] The excitation source 401 is a blue laser diode 445nm, 638nm compensation light source 402 is a red laser diode, a blue laser and a red laser excitation compensation light source 401 emitted light 402 emitted from the dichroic mirror 403 combined light, blue light transmission, reflect red light; a light beam through the engagement of the first collection lens 404 focuses the wavelength converter 405, wavelength converter 405 may be a four color wheel, as described above, please refer to FIG. 2, which includes a green phosphor section 405G, the blue color body section 405B dispersion, orange color dispersion phosphor section 4050 and body section 405S, a green phosphor section 405G, the blue color bodies dispersion section 405B, an orange light when the phosphor is irradiated section 4050, the controller 411 controls the excitation light source 401 and the compensation light source 402 turned off, so that the orange phosphor section 4050, a green phosphor section 405G, the blue color bodies section 405B are scattered blue laser light irradiation generate fluorescent orange, fluorescent green, blue, light is scattered 405S color body section when illuminated, the controller 411 controls the excitation light source 401 closed and 402 open to compensate, so that loose segments 405S color bodies to produce a red laser is irradiated with red light. 波长转换器405出射的时序光ROGB经第二收集透镜406后进入方棒407,经过方棒407的匀光后经光中继系统408,经光中继系统408的对光束进行整形后到达TIR棱镜409处,反射后到达DMD410,在控制器411的控制下,DMD410对入射的时序光ROGB进行调制,出射后透射TIR棱镜409,最终经投影镜头412成像出R图像、O图像、G图像和B图像。 The wavelength converter 405 ROGB light emitted through the second timing after the collection lens 406 to enter the rods 407, the rods through the uniform illumination optical relay system 407 after 408 via the relay optical system 408 reaches a beam shaping TIR after prism 409, the reflection arrival DMD410, under control of controller 411, DMD410 timing light ROGB incident modulated, emitted after being transmitted TIR prism 409, and finally via a projection lens 412 forming an R image, O image, G image, and B image.

[0031] 控制器411控制DMD410的具体过程,请参照图3,控制器411具有两个输入端,可以输入两个独立的图像信号。 [0031] The controller 411 controls the DMD410 particular process, please refer to FIG. 3, the controller 411 having two input terminals, the input may be two independent image signals. 具体地,控制器411的第一路与DVI I相接,输入RGB图像信号,第二路与DVI 2相接,输入与DVI I中相同的R图像信号,控制器411接收这两路输入后,输出时序RRGB信号给DMD410,DMD410接收的RRGB信号与波长转换器405出射的时序光ROGB相对应,R信号、R信号、G信号、B信号分别用于对波长转换器405出射的光R、 Specifically, the controller 411 of the first passage in contact with the DVI I, the input RGB image signal, a second passage in contact with the DVI 2, the same input image signal R and the DVI I, the controller 411 receives the two input , output timing RRGB signal to DMD410, DMD410 received RRGB signal with the wavelength converter 405 emitted timing light ROGB corresponding, R signal, R signal, G signal, B signals are used light R of the wavelength converter 405 emitted,

0、G、B进行调制以成像出R图像、O图像、G图像、B图像。 0, G, B modulated with the imaged image R, O image, G image, B image. 可以看到,波长转换器405出射的光R、O均由R信号控制。 Can be seen that the wavelength converter 405 emitted light R, R O by the control signal. 控制器411对激发光源401和补偿光源402开闭的控制,以及对于DMD410对波长转换器405出射的时序光ROGB的调制的控制,见图4。 Controller 411 controls opening and closing of the excitation light source 401 and the compensation light source 402, and for controlling the modulation timing DMD410 ROGB wavelength light exiting converter 405, shown in Figure 4.

[0032] 本实施例通过双路输入信号的输入和配合,使得DMD410接收控制器411输出的RRGB控制信号,进而DMD410根据RRGB控制信号对波长转换器405出射的ROGB光进行调制,对应输出R图像、O图像、G图像、B图像,R图像和O图像的配合使得红光的光效提到提升,最终形成的彩色图像效果更好。 [0032] In this embodiment, the input signal and with dual input, so that the control signal outputted DMD410 RRGB reception controller 411, and thus the wavelength converter 405 DMD410 emitted light modulated according RRGB ROGB control signal, a corresponding output image R , with the O image, G image, B image, R and O images so that the red light effects mentioned lift, the effect of the final color image formation better. 与传统的投影机相比,本申请控制器411输入的信号由前端的DVI I和DVI 2产生,因此主要工作集中在前端的图像信号处理上,而DMD410部分无需进行更改,因此本申请的合光的控制系统及投影机具有很大的灵活性和兼容性。 Compared with the conventional projector, the signal input controller 411 of the present application is produced by the front end and the DVI I DVI 2, so the main focus of work on the image signal processing front-end, and the portion without change DMD410, therefore the present disclosure bonded the light control system and a projector having a great flexibility and compatibility. 本实施的补偿光源402发出的为红激光,其与波长转换器405出射的橙荧光合光,提高了红光的光效;当然,也补偿光源402也可以选用绿激光,这时其与波长转换器405出射的绿荧光合光,以提尚绿光的光效。 The present embodiment of the compensation light source 402 emits a red laser beam, the wavelength converter 405 with the orange fluorescence emitted light combination, to improve the efficiency of red light; of course, compensation light source 402 can also use a green laser, with a wavelength of time converter 405 combined light emitted green fluorescence, Shang Lvguang to provide light effects.

[0033] 实施例二: [0033] Example II:

[0034] 请参考图5,本实施例提出了一种合光的控制系统,其与实施例一不同之处在于,实施例一的波长转换器405为四段式,而本实施例的波长转换器405为六段式,包括绿色荧光粉段405G、蓝色散色体段405B、橙色荧光粉段4050、以及三段散色体段405S,其中绿色荧光粉段405G、蓝色散色体段405B和橙色荧光粉段4050构成基色光分段,三段散色体段405S构成补偿光分段,在一个较优的实施例中,绿色荧光粉段405G、蓝色散色体段405B和橙色荧光粉段4050这三段的两两之间都设置有一段散色体段405S,因此,这三段散色体段405S可以理解为一个三段式波长转换器405,此三段式波长转换器405的包括绿色荧光粉段405G、蓝色散色体段405B橙色荧光粉段4050,其辐条段(spoke段)为散色体段405S,控制时序上,在辐条段被光照射时,控制器411控制激发光源401关闭和补偿光源402开启,这样 [0034] Referring to FIG 5, the present embodiment provides a control system for combined light, which is a difference in that Example, the embodiment of the wavelength converter 405 is a four-section, according to the present embodiment and the wavelength Six-converter 405, including a green phosphor section 405G, the blue color bodies dispersion section 405B, an orange phosphor section 4050, color bodies, and three sections of section 405S dispersion, wherein the green phosphor section 405G, the blue color body segment 405B dispersion and orange shade fluorescent segments constituting the base segment 4050, three sections constituting the bulk chromosomal segment 405S compensation light segment, in a preferable embodiment, the green phosphor section 405G, the blue color bodies loose sections 405B and orange phosphors this section 4050 is provided with three segments Scattering period between any two magnet segments 405S, therefore, the three sections Scattering magnet segments 405S may be understood as a three-wavelength converter 405, wavelength converter 405 of this three- when the segment including the green phosphor 405G, blue color body segment 405B loose orange phosphor section 4050, which spoke segments (segment spoke) Scattering of magnet segments 405S, timing control, the spoke segment is irradiated with light, the controller 411 controls excitation light source 401 and the compensation light source 402 turned off, so that 无需进行色彩亮度的调节(BC,BriIliant Color)就能提高色彩亮度,并且大大有利于灰阶的平滑。 Without adjusting the color intensity (BC, BriIliant Color) can improve the color intensity, and greatly facilitate smooth gray scale.

[0035] 具体工作时,请参照图6。 When the [0035] specific work, please refer to FIG. 6. 控制器411仍具有两个输入端,第一路输入RGB图像信号,第二路输入3个与第一路相同的R信号,控制器411接收这两路输入后,输出时序RRRGRB信号给DMD410,DMD410接收的RRRGRB信号与波长转换器405出射的时序光RORGRB相对应,R信号、R信号、R信号、G信号、R信号、B信号分别用于对波长转换器405出射的光1?、0、1?、6、1?、8进行调制以成像出R图像、O图像、R图像、G图像、R图像、B图像,这里的三个R图像都与O图像都利用人眼的积分效应进行视觉上的叠加,即DMD405出射时序的RORGRB中,三段R都用于和O进行时序合光;控制激发光源401、补偿光源402、波长转换器405和DMD410出射的时序光见图7。 Controller 411 still has two inputs, the first input RGB image signal, a second input 3 identical to the first R channel signal, the controller 411 receives two inputs, the output timing signal to RRRGRB DMD410, series light RORGRB RRRGRB signal with the wavelength converter 405 emitted DMD410 corresponding to the received, R signal, R signal, R signal, G signal, R signal, B signal, respectively, for the wavelength converter 405 emitted light 1?, 0 , 1?, 6,1?, 8 R modulated with the image forming, image O, R image, G image, the R image, B image, an image where the three R are the image O utilize integration effect of human eyes superimposed on the visual, i.e. DMD405 an RORGRB exit sequence, the three sections R are used and O timing combined light; controlling the excitation light source 401, a compensation light source 402, the wavelength converter 405 and DMD410 outgoing timing light shown in Figure 7.

[0036] 以上实施例通过增加补偿光源402,使补偿光源402发出的激光与波长转换器405基色光分段出射的荧光进行合光,使得荧光的效率、亮度以及色坐标均得到改善,同时上述激光的散斑也在可以接受的范围内。 [0036] The above embodiment by increasing the compensation light source 402, the laser wavelength converter 405 primary light compensation light source 402 emitted segment fluorescence emitted were combined light, such that efficiency of the fluorescence, brightness, and color coordinates were improved, while the above-described laser speckle is also within the acceptable range. 为了实施上述激光与荧光的时序合光,本申请的控制器411接收两路图像信号,第一路图像信号为三基色图像信号,第二路图像信号为与补偿光对应的图像信号,控制器411根据这两路图像信号控制DMD410,无需对图像信号再进行转换即可使DMD410对波长转换器405出射的时序光进行调制,实施了时序合光的控制。 In order to implement the timing of the laser light together with the fluorescence, the controller 411 receives the present application is an image signal of two channels, a first channel video signal is a video signal of three primary colors, the second image signal is a channel compensation light corresponding to the image signal, the controller light 411 modulated according to the image signal control timing of the two channels DMD410, without re-converting the image signal to make the wavelength converter 405 DMD410 emitted, controls the timing of the embodiment of the combined light.

[0037] 实施例三 [0037] Example three

[0038] 在另一些实施例中,待补偿基色光和基色补偿光可以不是时序出射而实现合光,而是同时出射而实现合光,以下具体说明。 [0038] In other embodiments, the light color to be compensated color compensation light emission timing can not be achieved together light, but at the same exit light engagement is achieved, the following detailed description.

[0039] 本实施例中,如图8所示,控制系统包括光源模块、空间光调制器和控制器511,下面具体说明。 [0039] In this embodiment, as shown, the control system 8 comprises a light source module, a spatial light modulator, and a controller 511, described in detail below.

[0040] 光源模块可以包括发光组件和波长转换器505 ο在一具体实施例中,发光组件可以包括用于发射激发光的激发光源501和用于发射补偿光的补偿光源502,激发光源501可以采用蓝光发光二极管,补偿光源502可以采用红光激光二极管。 [0040] The light source module may include a light emitting assembly and a wavelength converter 505 ο In a particular embodiment, the light emitting assembly 501 may include an excitation light source emitting excitation light and the compensation light source 502 for emitting compensation light, the excitation light source 501 may using a blue LED, a red compensation light source 502 may employ a laser diode. 波长转换器505位于激发光和补偿光的光路上,并相对于照射到波长转换器505上的光做周期性运动,且在激发光源501和补偿光源502的照射下同时出射待补偿基色光和基色补偿光。 The wavelength converter 505 is located in the optical path of the excitation light and the compensation light with respect to the light irradiated to the wavelength converter 505 to make periodical motion, while the emission color to be compensated in the excitation light source 501 and illumination compensation light source 502 in the light color compensation light. 在一较优的实施例中,波长转换器505包括基色光分段,基色光分段包括第一基色光分段,第一基色光分段在激发光和补偿光的同时照射下同时出射待补偿基色光和基色补偿光。 In a preferable embodiment, the wavelength converter 505 comprises a primary light segment, segment group comprises a first primary light shade segment, the first segment group in the shade while irradiating excitation light and the compensation light to be emitted simultaneously primary-color light and the compensation light compensation. 在一具体实施例中,如图9所示,波长转换器505为二段式色轮,此色轮可以包括荧光粉轮和对应的滤光片轮。 In a particular embodiment, shown in Figure 9, two-stage wavelength converter 505 to a color wheel, the color wheel may include a wheel and a corresponding phosphor filter wheel. 荧光粉轮包括黄色荧光粉段505Y、散色体段505S,在一较优的实施例中,散色体段505S的面积为黄色荧光粉段505Y的两倍。 Yellow phosphor comprising phosphor wheel section 505Y, 505S Scattering magnet segments, in a preferable embodiment, the color area of ​​the bulk magnet segments 505S is twice 505Y of yellow phosphor segments.

[0041] 控制器511用于接收至少第一路信号和第二路信号,其中第一路信号为包括第一基色光信号的图像信号,第二路信号为包括所述第一基色光信号的图像信号。 [0041] The controller 511 is configured to receive at least a first signal and a second signal path, wherein the first signals of an image signal comprising a first primary color light signal, the second signal path comprises said first primary color light signal The image signal. 在一具体实施例中,控制器511分别与上述激发光源501和补偿光源502电连接,且在波长转换器505的第一基色光分段位于发光组件发出的光的传输路径中时,控制激发光源501和补偿光源502均开启。 In a particular embodiment, the controller 511 are connected to the excitation light source 501 and the compensation light source 502 electrically and segment assembly located on the light emission in the wavelength converter emits a first color light 505 in the transmission path, the excitation control compensation light source 502 and light source 501 are turned on.

[0042] 空间光调制器与控制器511电连接,用于根据控制器511接收的第一路信号中的第一基色光信号对所述待补偿基色光进行调制,并根据所述控制器接收的所述第二路信号中的第一基色光信号对基色补偿光进行调制。 [0042] The spatial light modulator and the controller 511 is electrically connected to the first signal for a first primary color signals in the controller 511 received the primary light is modulated to be compensated, according to the controller and receiving according to the first primary light signal of the second channel signal to compensate for primary color light is modulated. 在一具体实施例中,空间光调制器可以包括第一空间光调制器510a和第二空间光调制器510b,第一空间光调制器510a和第二空间光调制器510b可以为DMD。 In a particular embodiment, the spatial light modulator may comprise a first spatial light modulator 510a and the second spatial light modulator 510b, a first spatial light modulator 510a and the second spatial light modulator 510b may be a DMD.

[0043] 下面具体说明本实施例的工作原理。 [0043] The following detailed description of the working principle of this embodiment.

[0044] 在波长转换器505的黄色荧光粉段505Y位于激发光和补偿光的光路上时,激发光源501打开,补偿光源502关闭,黄色荧光粉段505Y受激出射黄荧光,黄荧光经分光导光器509分光,分成红荧光与绿荧光,其中绿荧光出射到第一空间光调制器501a中,红荧光出射到第二空间光调制器501b中;在波长转换器505的散色体段505S位于激发光和补偿光的光路上时,激发光源501和补偿光源502同时打开,两者出射的光在二向色镜503处合光,透射蓝光和反射红光;蓝光和红光照射在散色体段505S上,散色体段505S出射蓝光和红光,再经过分光导光器509,蓝光入射到第一空间光调制器501a中,红光出射到第二空间光调制器501b中。 When [0044] In the wavelength converter 505Y yellow phosphor segment 505 located excitation light and the compensation light of the optical path, the excitation light source 501 to open, close the compensation light source 502, a yellow phosphor excited section 505Y yellow fluorescent emission, fluorescent yellow-divided spectrophotometric light guide 509, into red fluorescence and green fluorescence, green fluorescence which is emitted to the first spatial light modulator 501a, the red fluorescence emitted to the second spatial light modulator 501b; the color dispersion in the wavelength converter 505 of the body section when the optical path of the excitation light situated 505S compensation light of the excitation light source 501 and the compensation light source 502 turned on simultaneously, the light emitted both light combining dichroic mirror 503 in the second, reflects red and transmits blue; blue and red light irradiated Scattering upper body section 505S, 505S Scattering magnet segments exit blue and red, then the light guide 509 through the beam splitter, the blue light is incident on the first spatial light modulator 501a, the second red light is emitted in the spatial light modulator 501b .

[0045] 因此第一空间光调制器50 Ia接收时序的绿荧光、蓝光,第二空间光调制器50 Ib接收时序的红荧光、红光,在控制器511的控制下,第一空间光调制器501a和二空间光调制器501b分别对入射的时序光进行调制,以分别在投影镜头512中成像出相应光的图像。 [0045] Therefore, the first spatial light modulator 50 Ia green phosphor, blue light, a second spatial light modulator 50 Ib reception timing of the reception timing red phosphor, red light, under control of controller 511, a first spatial light modulator two devices 501a and 501b, respectively, the spatial light modulator for modulating light incident timing, respectively, forming an image corresponding to the light in the projection lens 512.

[0046] 控制器511控制第一空间光调制器501a和二空间光调制器501b的具体过程,请参照图10,控制器511输出B信号、G信号给第一空间光调制器501a,输出R信号给二空间光调制器501b。 [0046] The controller 511 controls the first spatial light modulator specific process 501a and two spatial light modulator 501b, refer to FIG. 10, the controller 511 outputs a B signal, G signal to the first spatial light modulator 501a, the output R signal to the two spatial light modulator 501b. 控制器511对激发光源501和补偿光源502开闭的控制,以及第一空间光调制器501a和二空间光调制器501b对波长转换器405出射的时序光的调制的控制,见图Ilo The controller 511 controls to open and close, and the first spatial light modulator 501a and two spatial light modulator 501b controls the excitation light source and the compensation light source 501 of the wavelength converter 502 pairs of modulator 405 of the light emitting timing of Figure Ilo

[0047] 需要说明的是,本实施例中补偿光源502是设置于波长转换器505之前,激发光源501和补偿光源502分别出射的激发光和补偿光是在波长转换器505之前进行合光,在另外的一些实施例中,补偿光源502可以设置在波长转换器505之后,激发光源501照射到散色体段505S后出射的光可以和补偿光源502出射的光在波长转换器505之后进行合光。 [0047] Incidentally, this embodiment compensation light source 502 in the embodiment is disposed before the wavelength converter 505, the excitation light and the compensation light source 501 and the excitation compensation light source 502 for each of the light projected light prior to bonding the wavelength converter 505, in some further embodiments, the compensation light source 502 may be disposed after the wavelength converter 505, after the excitation light source 501 is irradiated to the dispersion chromosomal segment 505S emitted light can be compensation light source 502 emitted light engaged after the wavelength converter 505 Light.

[0048] 以上内容是结合具体的实施方式对本申请所作的进一步详细说明,不能认定本申请的具体实施只局限于这些说明。 [0048] The above is described in further detail with reference to specific embodiments of the present application made by the present application should not be considered limited to the particular embodiments described. 对于本申请所属技术领域的普通技术人员来说,在不脱离本申请发明构思的前提下,还可以做出若干简单推演或替换。 Those of ordinary skill in the art of the present application pertains art, without departing from the spirit of the present invention, the premise of application, can make various simple deduction or replacement.

Claims (10)

  1. 1.一种合光的控制系统,其特征在于,包括: 光源模块,用于出射待补偿基色光和基色补偿光,所述基色补偿光用于与所述待补偿基色光合成第一基色光; 控制器,用于接收至少第一路信号和第二路信号,所述第一路信号为包括第一基色光信号的图像信号,所述第二路信号为包括所述第一基色光信号的图像信号; 空间光调制器,与所述控制器电连接,用于根据所述控制器接收的所述第一路信号中的第一基色光信号对所述待补偿基色光进行调制,并根据所述控制器接收的所述第二路信号中的第一基色光信号对所述基色补偿光进行调制。 A combined light control system, characterized by comprising: light source means for emitting the light and the compensation light to be compensated primary color, the color of the compensation light to be used for the synthesis of a first primary color compensating color light; a controller for receiving at least a first signal path and a second signal path, said signal path including a first image signal of a first primary color light signal, the second signal path including the first base color light signal an image signal; spatial light modulator electrically connected to the controller, according to a first primary color signal of the first channel signal received by the controller to be compensated in the primary light is modulated, and in accordance with the controller receives the first color light signal of the second modulated signals in the primary color compensation light.
  2. 2.根据权利要求1所述的控制系统,其特征在于,所述光源模块包括发光组件,包括用于发射激发光的激发光源和用于发射补偿光的补偿光源; 波长转换器,位于所述激发光和补偿光的光路上,并相对于照射到波长转换器上的光做周期性运动,且在所述激发光源和所述补偿光源的照射下时序的或者同时出射待补偿基色光和基色补偿光。 2. The control system according to claim 1, characterized in that the light source module comprises a light emitting assembly including a light source for emitting excitation light for exciting the compensation light source and a light emitting compensation; wavelength converter, located the optical path of the excitation light and the compensation light, and light is irradiated to the wavelength converter with respect to a periodical movement, and at the same time, or timing to be compensated color light emission color under irradiation with the excitation light source and the compensation light source compensation light.
  3. 3.根据权利要求2所述的控制系统,其特征在于,所述波长转换器包括基色光分段和至少一补偿光分段,所述基色光分段在所述激发光的照射下出射待补偿基色光,所述补偿光分段在所述补偿光的照射下出射基色补偿光,且在所述波长转换器相对于照射到波长转换器上的光做周期性运动过程中,所述基色光分段和补偿光分段时序的依次被移动并被光照射,使所述波长转换器时序的出射所述待补偿基色光和基色补偿光。 3. The control system of claim 2, wherein said wavelength converter comprises a primary color segments and at least one compensation light segment, the segment base shade to be emitted under irradiation of the excitation light primary light compensation, said compensation light irradiation segment of said compensation light outgoing compensating color light, and the wavelength converter with respect to the light irradiated to the wavelength converter do periodic movement, the primary light compensation light segment and segment timing is shifted sequentially irradiated with light and the timing of the wavelength converter emits the primary light and the color to be compensated, the compensation light.
  4. 4.根据权利要求3所述的控制系统,其特征在于,所述控制器分别与所述激发光源和所述补偿光源电连接,且在所述波长转换器的基色光分段位于所述发光组件发出的光的传输路径中时,控制所述激发光源开启且所述补偿光源关闭,在所述波长转换器的补偿光分段位于所述发光组件发出的光的传输路径中时,控制所述激发光源关闭且所述补偿光源开启O 4. The control system of claim 3, wherein the controller is connected with the excitation light source and the compensation light source power, and the segment positioned primary light emission in the wavelength converter when the transmission path of the light transmission path of the emitted component, controlling the excitation light source and the compensation light source turned off, the light emitting assembly positioned in the compensation emitted light segment of the wavelength converter, the control of the said excitation light source and the compensation light source turned off O
  5. 5.根据权利要求3或4所述的控制系统,其特征在于,所述补偿光源为红光激光器,相应地,补偿光为红激光;所述补偿光分段为散色体段,用于对入射的红激光进行消相干。 The control system of claim 3 or claim 4, wherein the compensation light source is a red laser, respectively, to compensate for a red laser light; segment of the dispersion compensation light color body segment for red laser light incident thereon decoherence.
  6. 6.根据权利要求3或4所述的控制系统,其特征在于,所述激发光源为蓝光激光器,相应地,激发光为蓝光;所述基色光分段包括绿色荧光粉段、蓝色散色体段和橙色荧光粉段,被激发光照射时发出绿光、蓝光和橙光。 6. A control system according to claim 3 or claim 4, wherein said excitation light source is a blue laser, and accordingly, the excitation light is a blue light; the primary light comprises a green phosphor section segment, the blue color bodies dispersion section segment and orange phosphors emitting green light, blue light and orange light when illuminated by excitation light.
  7. 7.根据权利要求3或4所述的控制系统,其特征在于: 所述基色光分段包括绿色荧光粉段、蓝色散色体段和橙色荧光粉段,所述补偿光分段包括一段散色体段; 或者, 所述基色光分段包括绿色荧光粉段、蓝色散色体段和橙色荧光粉段,所述补偿光分段包括三段散色体段,其中绿色荧光粉段、蓝色散色体段和橙色荧光粉段这三段的两两之间都设置有一段所述散色体段,所述控制器接收的第二路信号包括3个所述第一基色光信号的图像信号,所述空间光调制器根据所述控制器接收的所述第二路信号中的3个第一基色光信号分别对三段散色体段出射的补偿光进行调制。 The control system according to claim 3 or claim 4, wherein: said phosphor comprises a green color light segment section, body section, and the blue color dispersion orange phosphor segment, the segment comprises a length of dispersion compensating optical chromosome segment; or, the primary color segments including a green phosphor section, body section, and the blue color dispersion fluorescent orange segments, the segments include three segments compensation light Scattering magnet segments, wherein the segments green phosphor, blue dispersion of color bodies and orange phosphors segments which segments are three segments disposed between any two color dispersion with said body segment period, a second channel signal received by the controller 3 includes an image of the first color light signal signal, the spatial light modulator 3 is modulated according to a first primary color signal of the second controller receives the signals respectively on the three segments Scattering magnet segments exiting compensation.
  8. 8.根据权利要求2所述的控制系统,其特征在于,所述波长转换器包括基色光分段,所述基色光分段包括第一基色光分段,所述第一基色光分段在所述激发光和所述补偿光的同时照射下同时出射所述待补偿基色光和基色补偿光。 8. The control system of claim 2, wherein said wavelength converter comprises a primary light segment, the segment comprises a first primary color light primary light segment, the segment in the first primary light while said excitation light and the compensation light is irradiated while the outgoing light color primaries to be compensated, the compensation light.
  9. 9.根据权利要求8所述的控制系统,其特征在于,所述控制器分别与所述激发光源和所述补偿光源电连接,且在所述波长转换器的第一基色光分段位于所述发光组件发出的光的传输路径中时,控制所述激发光源和所述补偿光源均开启。 9. The control system of claim 8, wherein said controller respectively the excitation light source and the compensation light source are electrically connected, and the segment is located in a first color light of the wavelength converter said transmission path of the light emitting component emits in controlling the excitation light source and the compensation light source are turned on.
  10. 10.一种投影机,包括如权利要求1至9中任一项所述的合光的控制系统。 10. A projector, comprising a control system according to claim 9 combined light as claimed in claim.
CN 201510427180 2015-07-20 2015-07-20 Light synthesis control system and projector CN106371272A (en)

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TW105121337A TWI584049B (en) 2015-07-20 2016-07-06 Light combining control system
PCT/CN2016/090574 WO2017012537A1 (en) 2015-07-20 2016-07-20 Light combination control system and projector

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