CN102004388A - Three-dimensional miniature projector module - Google Patents

Three-dimensional miniature projector module Download PDF

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CN102004388A
CN102004388A CN 201010509796 CN201010509796A CN102004388A CN 102004388 A CN102004388 A CN 102004388A CN 201010509796 CN201010509796 CN 201010509796 CN 201010509796 A CN201010509796 A CN 201010509796A CN 102004388 A CN102004388 A CN 102004388A
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dimensional
system
micro
light source
projector module
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CN 201010509796
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Chinese (zh)
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张宝龙
李丹
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天津峰景光电科技有限公司
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Abstract

The invention relates to a three-dimensional miniature projector module, which comprises a lighting system, a polarization light splitting system and a projecting lens, wherein the polarization light splitting system is arranged on an output light path of the lighting system; and the projecting lens is arranged on an output light path of the polarization light splitting system. The three-dimensional miniature projector module is characterized in that: a micro-display chip is arranged on one side, adjacent to the lighting system, of the polarization light splitting system, and the other micro-display chip is arranged on one side, opposite to the lighting system, of the polarization light splitting system; and the two micro-display chips are arranged vertically. In the three-dimensional miniature projector module, three-dimensional image information of left and right eyes are distributed to two beams of polarization light respectively by utilizing the two micro-display chips to realize the three-dimensional projection function. In addition, in the three-dimensional miniature projector module, the two beams of polarization light which are split by the polarization light splitting system and have different polarization states are utilized to improve the utilization rate and projection light intensity of the light greatly, and simultaneously, all composition components are miniaturized devices, and can be embedded into movable equipment such as mobile phones, notebook computers, recreational machines, media players and the like, so that the three-dimensional miniature projector module becomes three-dimensional movable projection equipment to meet the requirement of people on three-dimensional experience.

Description

三维微型投影机模块 Three-dimensional micro-projector module

技术领域 FIELD

[0001] 本发明属于投影显示技术领域,涉及一种能够实现三维投影功能并且可安装在移动设备上的微型投影机模块。 [0001] The present invention belongs to the field of projection display technology, it relates to a three-dimensional projection functions and modules can be miniature projector mounted on the mobile device.

背景技术 Background technique

[0002] 随着生活质素的提高,人们不再满足于单纯的二维显示,而是不断追求身临其境的三维立体感受。 [0002] With the improvement of quality of life, people are no longer satisfied with a simple two-dimensional display, but the constant pursuit of three-dimensional immersive experience. 但是由于三维显示对技术要求高,一般只能在大型的电影院等地点观看, 不能满足人们的感官需求。 However, due to the three-dimensional display of high technical requirements, generally only in large places such as cinemas to watch, can not meet people's sensory needs. 现有的微型投影机模块虽然能够安装在移动设备上以实现投影功能,但是投影出来的都是二维图像,同样不能满足人们对三维立体感受的需求。 Although the conventional micro-projector module can be installed on the mobile device to implement projection function, but are out of the projected two-dimensional images, the same can not meet the demand for three-dimensional feeling.

[0003] 同时,现有的一些微型投影机采用一片微显示芯片,只能利用一种偏振态光成像, 光的利用率较低。 [0003] Meanwhile, some of the existing micro-projector using a micro display chip, using only one polarization state of light imaging, the light use efficiency is low.

[0004] 通过检索,发现三篇同领域的相关专利文献,1、一种基于高速投影机的全景视场三维显示装置(CN101630066),该装置包括高速投影机、透射式定向散射屏、反射镜系统、转动装置、传感器、转动同步检测模块和上位机。 [0004] By retrieving, found associated with the three fields of Patent Document 1, the field of view based on a high-speed three-dimensional panoramic display projector means (CN101630066), the apparatus comprising a high speed projector, a transmissive diffusing screen orientation, the mirror system, rotating device, the sensor, the rotation synchronization detection module and the host computer. 高速投影机将三维物体水平360°全景视场的组合图像投影到高速旋转的反射镜系统上,图像经反射镜系统实现光路转折后,投影到固定的柱面的透射式定向散射屏上。 After the combination of high-speed image projection projector 360 ° panoramic field of view of the three-dimensional object to the level of the mirror system rotates at high speed, the image realized through the light path turning mirror system, the transmission type projection screen oriented to scatter the fixed cylinder. 透射式定向散射屏可控制出射光的发散角度,使得观察者的左右眼看到不同视角的图像,实现三维物体在全景视场上的三维显示。 Transmission directional diffusing screen may control the divergence angle of the emitted light, such that the left and right eyes of the observer see different views of the image, three-dimensional object in the three-dimensional display of the panoramic field of view. 转动同步检测模块检测转动信号,并与上位机通信,确保组合图像位置与旋转反射镜系统的位置同步。 Rotation synchronous signal detection module detects the rotation, and communicates with the host computer, to ensure the combined image position and a position of the rotating mirror system synchronization. 本发明可实现观察者在不同位置双眼看到具有双目视差的图像,实现三维显示。 The present invention may be implemented eyes of the observer to see images having binocular parallax in different positions, three-dimensional display. 2、一种基于多投影机旋转屏的体三维显示系统(CN101038421),包括:一旋转屏,由电机带动旋转; 图像处理装置,在柱坐标系中将三维物体模型分解成一系列多角度的二维图像并传送给各个投影机的数据处理单元;至少两台投影机,沿旋转屏周围摆放,将对应角度的一个二维图像同步投影在一个旋转屏幕上,从而重构出与真实物体相似的三维图像。 2, a multi-screen projector body rotating three-dimensional display system (CN101038421) based, comprising: a rotating screen, rotated by the motor; image processing means, into a series of angles in a three-dimensional object model in the coordinate system of the two columns dimensional image processing unit and transmits the data to the respective projectors; at least two projectors, placed along the circumference of the rotary screen angle corresponding to a two-dimensional image projected on a synchronous rotary screen, thereby reconstructing a real object with similar the three-dimensional image. 采用本发明,可以提高刷新率、分辨率及灰阶,在现有的软硬件技术水平上,能够制造出成本更低,显示效果更好的体三维显示装置。 According to the present invention, the refresh rate can be improved, and gray scale resolution, in the prior art hardware and software level, can be manufactured at a lower cost, display a better three-dimensional volume display device. 3、一种用于采用形貌测量的测量方法对物体进行三维光学测量的装置用的投影机(CN1865847),在该形貌测量的测量方法中摄取并分析处理被投影到物体上的投影图案的图像,其中,投影机具有一个照射单元及一个用于投影结构光的、设置有投影图案的载体。 3. A method for measuring topography measurements using objects of the projector apparatus with a three-dimensional optical measurement (CN1865847), and analyzed the uptake process is projected onto the object projection pattern in the measurement method of the measured topography images, wherein the projector and having means for irradiating a structured light projection, a carrier is provided with a projected pattern. 此发明的任务这样解决:在该载体上设置一些呈重复的几何单个结构的形式的投影图案,并且该带有这些投影图案的载体可这样运动地设置,使得在运动和照射期间投影图案的所选出的区域移动到照射单元与物体之间的光路中并且通过运动模糊在物体上呈现条纹形的图案。 This invention solved the task: setting some form of repeating geometrical individual structures form a projection pattern on the carrier, and the carrier with the movement of the projection pattern may be arranged so that the pattern of motion during irradiation and the projection the selected area to the optical path between the irradiation unit and the object and by rendering motion blur stripe-shaped pattern on the object.

[0005] 上述三篇文献虽然属于同一领域,但解决的问题及技术方案完全不同。 [0005] Although the above-mentioned three documents belonging to the same field, but the problem is solved and the technical solution is completely different. 发明内容 SUMMARY

[0006] 本发明的目的在于克服现有技术的不足之处,提供一种能够实现三维投影功能的三维微型投影机模块。 [0006] The object of the present invention is to overcome the shortcomings of the prior art, to provide a three-dimensional projection functions dimensional micro-projector module.

3[0007] 本发明的目的是这样实现的: 3 [0007] The object of the present invention is implemented as follows:

[0008] 一种三维微型投影机模块,包括照明系统、偏振分光系统以及投影透镜,在照明系统的输出光路上设置偏振分光系统,在偏振分光系统输出光路上设置投影透镜,其特征在于:在与照明系统相邻的偏振分光系统一侧安装有一微显示芯片,在与照明系统相对的偏振分光系统一侧安装有另一片微显示芯片,该两个微显示芯片相互垂直设置。 [0008] A three-dimensional micro projector module comprising an illumination system, a polarizing beam splitter and a projection lens system, a polarization beam splitter system at the output of the optical path of the illumination system, a projection lens disposed on an optical path of the polarization beam splitter system output, characterized in that: illumination system adjacent a side of polarization beam system with a micro display chip is mounted, opposite to the polarization splitting system and the illumination system side is attached to another piece of the micro display chip, the two micro display chips are arranged vertically.

[0009] 而且,所述照明系统包括光源及聚光器件,其中光源为白光LED光源、红绿蓝三基色LED光源、HID光源或Halogen光源的其中一种;聚光器件为复合抛物面聚光器或由两片透镜组成的聚光透镜组。 [0009] Further, the illumination system comprises a light source and a condenser device, wherein the light source is a white LED light source, one of the three primary colors red, green and blue LED light, HID or Halogen light source; condensing device is a compound parabolic concentrator or a condenser lens array composed of two lenses.

[0010] 而且,所述偏振分光系统为立体偏振射束分裂器或薄膜极性转换系统。 [0010] Further, the system is a polarization beam splitter or polarization beam perspective film polarity conversion system.

[0011] 而且,所述微显示芯片为彩色微显示器或者单色微显示器;微显示芯片为彩色微显示器时采用的光源为白光LED光源、HID光源或Halogen光源,微显示芯片为单色微显示器时采用的光源为红绿蓝三基色LED光源、HID光源加色轮或Halogen光源加色轮。 [0011] Further, the micro display chip is a color or monochrome microdisplay microdisplay; micro-display light source chip is used as a color microdisplay white LED light source, HID or Halogen light source, the micro display chip monochromatic microdisplays when using a light source of RGB three-color LED light source, HID light source Halogen additive color additive color wheel or wheel.

[0012] 而且,所述每一微显示芯片前放置一片透镜。 [0012] Further, the display of each micro lens is placed before a die.

[0013] 本发明的优点和积极效果是: [0013] The advantages and positive effects of the invention are:

[0014] 1、本发明首先利用偏振分光系统将光分成两束具有不同偏振态的偏振光,再利用两片微显示芯片分别赋予这两束偏振光以左右眼三维图像信息,载有左右眼三维图像信息的两束偏振光投射到屏幕上,实现了三维投影的功能;而且,该三维微型投影机模块将偏振分光系统分出的两束具有不同偏振态的偏振光都加以利用,大大提高了光的利用率和投影亮度。 [0014] 1, the present invention firstly polarization splitting system splits the light into two polarized lights having different polarization states, and then using two micro display chip respectively assigned to the two polarized lights in the three-dimensional left and right eye image information, carrying left and right eyes two polarized light beams of three-dimensional image projected on a screen, to achieve a three-dimensional projection functions; moreover, the three-dimensional micro-projector system polarization splitting module separated two polarized lights having different polarization states are to be utilized, greatly improving utilization and projection brightness light.

[0015] 2、本发明的所有组成部件均为微型化器件,可以嵌入手机、笔记本电脑、游戏机、 媒体播放器等移动设备中,使其成为三维移动投影设备,满足人们对三维立体感受的需求。 [0015] 2, the present invention all components are miniaturized devices, may be embedded in cell phones, laptops, game consoles, media players and other mobile devices, making it a three-dimensional moving projection apparatus, three-dimensional feeling to meet people's demand.

附图说明 BRIEF DESCRIPTION

[0016] 图1为本发明三维微型投影机模块系统结构示意图; [0016] Fig 1 a schematic view of a three-dimensional micro-projector module system architecture of the present invention;

[0017] 图2为本发明实施例2的系统结构示意图; [0017] FIG. 2 is a schematic system configuration of the second embodiment of the present invention;

[0018] 图3为本发明实施例3的系统结构示意图; [0018] FIG. 3 is a schematic system configuration of Example 3 of the embodiment of the present invention;

[0019] 图4为本发明实施例4的系统结构示意图; [0019] FIG. 4 is a schematic system configuration of Embodiment 4 of the present invention;

[0020] 图5为本发明实施例5的系统结构示意图。 [0020] FIG. 5 is a schematic system configuration of Example 5 of the embodiment of the present invention.

具体实施方式 detailed description

[0021] 下面结合实施例,对本发明进一步说明;下述实施例是说明性的,不是限定性的, 不能以下述实施例来限定本发明的保护范围。 [0021] Example embodiments in conjunction with the following, further explanation of the invention; The following examples are illustrative and not limiting, the following embodiments should not limit the scope of the present invention.

[0022] 实施例1 : [0022] Example 1:

[0023] 一种三维微型投影机模块,参见图1,包括照明系统lw、偏振分光系统2、两片相邻垂直设置的微显示芯片3和4,以及投影透镜5。 [0023] A three-dimensional micro projector module, see FIG. 1, includes an illumination system lw, polarizing beam system 2, the two sheets 3 and 4, and a projection lens 5 micro display chip adjacent vertically disposed. 照明系统包括光源和聚光器件,在本实施方式中,光源可以采用白光LED光源、HID光源或Halogen光源,聚光器件采用复合抛物面聚光器。 The illumination system includes a light source and a condensing device, in the present embodiment, the light source may employ white LED light source, HID or Halogen light source, a condensing device using a compound parabolic concentrator. 偏振分光系统采用立体偏振射束分裂器,该立体偏振射束分裂器可以将从照明系统Iw射出的光分成s偏振光和ρ偏振光,并将s偏振光反射,ρ偏振光透射。 Polarization beam system uses three-dimensional polarization beam splitter, the polarization beam splitter can perspective from the illumination system the light emitted Iw into [rho] s-polarized light and polarized light and reflecting s-polarized light, polarized light transmittance [rho]. 两片相邻垂直设置的微显示芯片3、4均可采用彩色微显示器,如彩色滤光型LCoS或DLP,其中微显示芯片3设置于所述偏振分光系统2与照明系统Iw相邻的一侧,用于接收经偏振分光系统2分出并反射的s偏振光;微显示芯片4设置于所述偏振分光系统2与照明系统Iw相对的一侧,用于接收经偏振分光系统2分出并透射的ρ偏振光。 Two vertically disposed adjacent micro display chip color microdisplays using 3,4 Available as DLP or LCoS type color filter, wherein the micro display chip 3 disposed adjacent to said polarization beam splitter system 2 and the illumination system of a Iw side, the polarization beam splitter for receiving the separated system 2 and reflects s-polarized light; microdisplay chip 4 is disposed opposite to a side of the polarization beam splitter system 2 and the illumination system and Iw, the polarization beam splitter for receiving the separated system 2 and ρ transmission of polarized light. 微显示芯片3对s偏振光进行调制并反射,同时电子信号赋予这束光三维图像中的左眼图像信息,出射光为载有左眼图像信息的P 偏振光;微显示芯片4对ρ偏振光进行调制并反射,同时电子信号赋予这束光三维图像中的右眼图像信息,出射光为载有右眼图像信息的s偏振光。 Micro display chip 3 pairs of s-polarized light is modulated and reflected, while left-eye image electronic information signal to impart the beam of light in a three-dimensional image, the emitted light is polarized carrying left-eye image information P; micro display chip 4 pairs of polarization ρ light is modulated and reflected, while right-eye image information given to electronic signals that beam three-dimensional image, the emitted light is s-eye image containing polarization information. 载有左眼图像信息的ρ偏振光经偏振分光系统2透射后进入投影透镜5 ;载有右眼图像信息的s偏振光经偏振分光系统2反射后进入投影透镜5。 Left-eye image information contained ρ polarized light polarized beam splitter 5 after the system enters the projection lens 2 transmission; s eye image containing the polarization information reflected by polarization beam splitter 2 into the projection lens system 5. 投影透镜5接收载有左右眼图像信息的ρ偏振光和s偏振光并把它们投射到外部屏幕上形成三维图像,人眼通过偏光眼镜每只眼睛只能看到相应的偏振光图像,从而在视觉神经系统中产生立体感觉。 The projection lens 5 receives information containing the left and right eye image polarized light and s-polarized light, and ρ them to form a three dimensional image projected on the external screen, the human eye through the polarizing glasses each eye will see only polarized image, thereby visual system generated three-dimensional feel.

[0024] 实施例2 : [0024] Example 2:

[0025] 一种三维微型投影机模块,参见图2,包括照明系统、偏振分光系统2、两片相邻垂直设置的微显示芯片3和4,以及投影透镜5。 [0025] A three-dimensional micro projector module, see FIG. 2, comprises an illumination system, polarizing beam system 2, two adjacent micro display chip 3 and 4 disposed vertically, and a projection lens 5. 在本实施例中,照明系统包括红光照明系统Ir、绿光照明系统lg、蓝光照明系统Ib以及交叉形合色棱镜lx。 In the present embodiment, the illumination system comprising an illumination system red Ir, the green light illumination system lg, lighting systems Ib and blue cross color prism lx. 该三色照明系统设置在交叉形合色棱镜Ix的三侧。 The three-color illumination system disposed cross color prism Ix three sides. 红光照明系统Ir、绿光照明系统lg、蓝光照明系统Ib均由LED 光源和聚光器件组成。 Red illumination system Ir, the green light illumination system lg, blue Ib by an illumination system and a condensing device composed of an LED light source. 红光光束、绿光光束、蓝光光束经交叉形合色棱镜Ix后被合成为一束光并进入偏振分光系统2中。 Red light beam, green light, blue light beam by the cross color synthesis prism Ix after entering the polarization beam splitter is a beam of light and the system 2. 两片相邻垂直设置的微显示芯片3、4均可采用单色微显示器,如色序型LCoS或DLP。 Two vertically disposed adjacent micro display chip monochromatic microdisplays may be 3,4, or LCoS type color sequential DLP. 本实施例采用红、绿、蓝三色光源,色彩表现力及光利用效率都可以得到大幅提升。 The present embodiment employs red, green, and blue color light source, color performance and light utilization efficiency can be greatly improved.

[0026] 其他同于实施例1 [0026] The same as in Example 1 other

[0027] 实施例3 : [0027] Example 3:

[0028] 一种三维微型投影机模块,参见图3,包括照明系统、偏振分光系统2、两片相邻垂直设置的微显示芯片3和4,以及投影透镜5。 [0028] A three-dimensional micro projector module, see Figure 3, includes an illumination system, polarizing beam system 2, two adjacent micro display chip 3 and 4 disposed vertically, and a projection lens 5. 照明系统包括光源组件1和色轮Is。 The illumination system includes a color wheel and light source assembly 1 Is. 光源组件包括光源和聚光器件。 The light source assembly includes a light source and a condensing device. 本实施例与实施例1的不同点在于:色轮Is设置于光源组件1 的输出光路上,并将从光源组件1射出的白光分成红、绿、蓝三色光。 This embodiment differs from that of Example 1: Is a color wheel assembly disposed in the output optical path of the light source 1, and is divided into red, green, and blue light from the white light emitted from the light source assembly. 红、绿、蓝三色光束再顺序进入偏振分光系统2中,两片相邻垂直设置的微显示芯片3、4均可采用单色微显示器, 如色序型LCoS或DLP。 Red, green, and blue light beam enters the polarization beam splitter and then sequentially system 2, two adjacent vertical micro display chip disposed monochromatic microdisplays may be 3,4, or LCoS type color sequential DLP. 本实施例将白光用色轮分成红、绿、蓝三色光,可以用较低的驱动功率得到具有较高色彩表现力的图像。 This embodiment will be white light with a color wheel is divided into red, green, and blue light, images can be obtained with high color performance with a lower driving power.

[0029] 其他同于实施例1 [0029] The same as in Example 1 other

[0030] 实施例4 : [0030] Example 4:

[0031] 一种三维微型投影机模块,参见图4,本实施例类似于实施例1,包括照明系统lw、 偏振分光系统2、两片相邻垂直设置的微显示芯片3和4,以及投影透镜5。 [0031] A three-dimensional micro projector module, see FIG. 4, the present embodiment is similar to Example 1, includes an illumination system lw, polarizing beam system 2, two vertically disposed adjacent micro display chip 3 and 4, and a projection lens 5. 区别在于,本实施例中聚光器件采用由两片透镜组成的聚光透镜组,聚光效率更高且易制备;偏振分光系统2采用薄膜极性转换系统,可节省成本。 The difference is that, in the present embodiment, the condensing device is a condenser lens array composed of two lenses, a higher light collection efficiency and easy preparation; 2 thin film polarizing beam system polarity conversion system, cost savings. 该薄膜极性转换系统将从照明系统Iw射出的光分成s偏振光和ρ偏振光,并将s偏振光反射,ρ偏振光透射。 The film polarity conversion system from the illumination system the light emitted Iw into [rho] s-polarized light and polarized light and reflecting s-polarized light, polarized light transmittance [rho]. 微显示芯片3接收经偏振分光系统2分出并反射的s偏振光;微显示芯片4接收经偏振分光系统2分出并透射的ρ偏振光。 Micro display chip system 3 receives the polarized beam splitter 2 and reflects s-polarized light separated; micro display chip system 4 receives the polarized beam splitter 2 ρ separated and transmitted polarized light.

[0032] 其他同于实施例1 [0032] The same as in Example 1 other

[0033] 实施例5 :[0034] 一种三维微型投影机模块,参见图5,本实施例类似于实施例4,包括照明系统lw、 偏振分光系统2、两个相邻垂直设置的微显示芯片组件3和4,以及投影透镜5。 [0033] Example 5: [0034] A three-dimensional micro projector module, see FIG. 5, the present embodiment is similar to Example 4, it includes an illumination system lw, polarizing beam system 2, two vertically disposed adjacent microdisplay 4 and chip components 3, 5 and a projection lens. 区别在于, 本实施例中微显示芯片组件包括一片微显示芯片及一片透镜,透镜置于微显示芯片前,用于增大芯片入射光束的入光量,提高光的利用效率。 The difference is that, in the present embodiment, the micro display chip assembly includes a micro display chip and a lens, the lens is placed before the micro display chip, chip increases the amount of light entering the incident beam, to improve the utilization efficiency of light. 此两个微显示芯片组件3和4相邻垂直放置:其中微显示芯片组件3设置于所述偏振分光系统2与照明系统Iw相邻的一侧,用于接收经偏振分光系统2分出并反射的s偏振光;微显示芯片组件4设置于所述偏振分光系统2与照明系统Iw相对的一侧,用于接收经偏振分光系统2分出并透射的ρ偏振光。 This two micro display chip components 3 and 4 are disposed adjacent vertical: 3 wherein the micro display chip assembly disposed adjacent to a side of the illumination system Iw system 2 to the polarizing beam splitter, a polarization beam splitter for receiving the separated and system 2 reflected s-polarized light; microdisplay opposite side of the die assembly 4 is disposed on the polarizing beam splitter system 2 and the illumination system Iw, a polarization beam splitter for receiving the separated system 2 and transmitted polarization ρ. 微显示芯片组件3中的透镜增大s偏振光对于芯片的入射角,从而增大芯片入射光束的入光量, 微显示芯片对s偏振光进行调制并反射,同时电子信号赋予这束光三维图像中的左眼图像信息,出射光为载有左眼图像信息的P偏振光;微显示芯片组件4中的透镜增大ρ偏振光对于芯片的入射角,从而增大芯片入射光束的入光量,微显示芯片对P偏振光进行调制并反射,同时电子信号赋予这束光三维图像中的右眼图像信息,出射光为载有右眼图像信息的s 偏振光。 Microdisplay chip module 3 of the lens increases the angle of incidence for s-polarized light chip, thereby increasing the amount of the incident beam of light chip, the micro display chip on the s-polarized light is modulated and reflected, while the electronic beam signal which impart three-dimensional image the left-eye image information, the emitted light is P-polarized light contained in the left-eye image information; micro display chip lens assembly 4 for the angle of incidence of polarization ρ chip increases, thereby increasing the amount of the incident beam of light chip, P-polarized light on the micro display chip is modulated and reflected, while right-eye image information given to electronic signals that beam three-dimensional image, the emitted light is s-eye image containing polarization information.

[0035] 其他同于实施例4 [0035] Other embodiments within the same 4

[0036] 上面已详细说明了本发明的几项较好的实施方式。 [0036] The above has described in detail several preferred embodiments of the present invention. 本发明中采用的照明系统、偏振分光系统、微显示芯片和投影透镜均为微型化器件,可以实现三维微型投影机模块微型化的需求。 The illumination system employed in the present invention, the polarization splitting system, the micro display chip and the projection lens devices are miniaturized, demand for miniaturization can be achieved three-dimensional micro-projector module. 本发明上述的各个部件已为现有技术,因此没有给出各个部件的具体结构。 The various components of the present invention described above has the prior art, and therefore did not give a specific configuration of the various components. 本发明采用了两片相邻垂直设置的微显示芯片:一片微显示芯片赋予一种偏振态的光三维图像中的左眼图像信息,另一片微显示芯片赋予另一种偏振态的光三维图像中的右眼图像信息;两束偏振光经投影透镜在外部屏幕上形成三维图像,人眼通过偏光眼镜就可以在视觉神经系统中产生立体感觉,从而实现了三维微型投影机模块三维投影的功能,同时,本发明充分利用了经偏振分光系统分出的P偏振光和S偏振光这两种不同偏振态的光,大大提高了光的利用率和投影亮度。 The present invention uses two adjacent vertical micro display chip set: one chip micro-eye image information of one polarization state of light to impart a three-dimensional image, another piece of the micro display chip imparting three-dimensional image of another light polarization the right-eye image information; two polarized lights, the human eye can be generated by the stereoscopic polarized glasses in the visual sensory nervous system three-dimensional image is formed via a projection lens on an external screen, thereby achieving a three-dimensional microscopic three-dimensional projection of the projector module function Meanwhile, the present invention makes full use of the two polarized light of different polarization states of polarized separated P-polarized light splitting system and S, greatly improves the utilization of light and projection brightness.

[0037] 以上具体实施方式中,实施例1结构最为简单,实施例2色彩表现力及光利用效率都可以得到大幅提升,实施例3可以用较低的驱动功率得到具有较高色彩表现力的图像, 实施例4聚光效率更高,更易制备,且成本低,实施例5除具有实施例4的优点外,进一步提高了光的利用效率。 [0037] the above embodiment, the most simple embodiment the structure of Example 1, Example 2 and the color performance of the light utilization efficiency can be greatly improved, Example 3 can be obtained with a lower driving power having a high color expressive image, embodiment Example 4 higher light collection efficiency, more preparation, and low cost, has an advantage Example 5 except Example 4, but further to improve the utilization efficiency of light. 可见本发明中所有实施方式中的微型投影机模块设计都可以实现具有高色彩表现力、高光效的三维投影功能。 The present invention can be seen in miniature projector module design of all embodiments can be achieved with high color performance, high efficiency of three-dimensional projection functions.

[0038] 本发明的三维微型投影机模块非常适合嵌入手机,笔记本电脑,游戏机,媒体播放器等移动设备中,使其成为三维移动投影设备,满足人们对三维立体感受的需求。 [0038] The three-dimensional micro-projector module according to the present invention is very suitable for embedded mobile phones, laptops, game consoles, media players and other mobile devices, making it a three-dimensional movement of the projection device, meet the demand for three-dimensional feeling.

[0039] 本发明的工作原理是: [0039] The working principle of the present invention are:

[0040] 本发明将微型投影显示技术与三维成像技术相结合,采用了两片相邻垂直设置的微显示芯片:一片微显示芯片接收经偏振分光系统分出的s偏振光并对它进行调制,同时电子信号赋予这束光三维图像中的左眼图像信息,出射光为载有左眼图像信息的P偏振光;另一片微显示芯片接收经偏振分光系统分出的P偏振光并对它进行调制,同时电子信号赋予这束光三维图像中的右眼图像信息,出射光为载有右眼图像信息的s偏振光;载有左右眼图像信息的P偏振光和s偏振光经投影透镜投射到外部屏幕上形成三维图像,人眼通过偏光眼镜每只眼睛只能看到相应的偏振光图像,从而在视觉神经系统中产生立体感觉。 [0040] The present invention will be micro-projection display technology and three-dimensional imaging technology, it uses two adjacent vertical micro display chip disposed: a micro display chip receives the polarization splitting system and s-polarized light separated it modulates , while the left-eye image electronic information signals which impart three-dimensional image of the light beam, polarized light into outgoing light carrying image information P eye; the other-chip micro display chip receives the polarization splitting system and its P-polarized light separated modulates the signal while imparting electron beam which right-eye image information of the three-dimensional image, the emitted light is contained s-polarized right-eye image information; containing the left and right eye image information is P-polarized light and s-polarized light via a projection lens to form a three dimensional image projected on the external screen, the human eye through the polarizing glasses each eye will see only polarized image, thereby generating the stereoscopic visual sensory nervous system. 该投影机模块不仅能够实现三维投影功能,而且充分利用了经偏振分光系统分出的P偏振光和s偏振光这两种不同偏振态的光,大大提高了光的利用率和投影亮度。 The projector module functions not only to achieve a three-dimensional projection, but also makes full use of the two polarized light of different polarization states of polarized P-polarized light splitting system and separated s, greatly improving efficiency and brightness of the projected light. [0041] 本发明的范围并不限于以上所述之实施方式,还包括将照明系统、偏振分光系统、 微显示芯片和投影透镜等按照不同方式组合所形成的微型投影机模块。 [0041] scope of the present invention is not limited to the embodiments described above, further comprising a micro-projector module illumination system, the polarization splitting system, the micro display chip and the projection lens and the like in accordance with a combination of different ways formed. 凡依照本发明之形状、结构所做的变化均包含在本发明的保护范围内。 Where in the shape of the present invention, changes made to the structure are included within the scope of the present invention.

Claims (5)

  1. 1. 一种三维微型投影机模块,包括照明系统、偏振分光系统以及投影透镜,在照明系统的输出光路上设置偏振分光系统,在偏振分光系统输出光路上设置投影透镜,其特征在于: 在与照明系统相邻的偏振分光系统一侧安装有一微显示芯片,在与照明系统相对的偏振分光系统一侧安装有另一片微显示芯片,该两个微显示芯片相互垂直设置。 1. A three-dimensional micro projector module comprising an illumination system, a polarizing beam splitter and a projection lens system disposed on the output light path of the illumination system, the polarization beam system, a projection lens disposed on an optical path of the polarization beam splitter system output, wherein: at the illumination system adjacent a side of the polarization beam splitter system is attached to a micro display chip, opposite the polarization splitting system and the illumination system side is attached to another piece of the micro display chip, the two micro display chips are arranged vertically.
  2. 2.根据权利要求1所述的三维微型投影机模块,其特征在于:所述照明系统包括光源及聚光器件,其中光源为白光LED光源、红绿蓝三基色LED光源、HID光源或Halogen光源的其中一种;聚光器件为复合抛物面聚光器,或由两片透镜组成的聚光透镜组。 2. The three-dimensional micro-projector module according to claim 1, wherein: said illumination system comprises a light source and a condenser device, wherein the light source is a white LED light source, red, green and blue three-color LED light source, HID or Halogen light source the one; condensing device is a compound parabolic concentrator, or a condenser lens array composed of two lenses.
  3. 3.根据权利要求1所述的三维微型投影机模块,其特征在于:所述偏振分光系统为立体偏振射束分裂器或薄膜极性转换系统。 3. The three-dimensional micro-projector module according to claim 1, wherein: said polarization beam splitter or a beam splitter system films polarity polarization conversion system perspective.
  4. 4.根据权利要求1所述的三维微型投影机模块,其特征在于:所述微显示芯片为彩色微显示器或者单色微显示器;微显示芯片为彩色微显示器时采用的光源为白光LED光源、 HID光源或Halogen光源,微显示芯片为单色微显示器时采用的光源为红绿蓝三基色LED光源、HID光源加色轮或Halogen光源加色轮。 4. The three-dimensional micro-projector module according to claim 1, wherein: the micro display chip is a color or monochrome microdisplay microdisplay; micro display chip color as a light source used when the microdisplay is a white LED light source, Halogen or HID light sources, the micro display chip used as a light source of monochromatic microdisplays RGB three-color LED light source, a color wheel, or HID plus light source Halogen additive color wheel.
  5. 5.根据权利要求1或4所述的三维微型投影机模块,其特征在于:所述每一微显示芯片前放置一片透镜。 5. The three-dimensional micro-projector module of claim 1 or claim 4, wherein: each of said one lens is placed before the micro display chip.
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