光源

The structure of the illuminator was introduced,which is composed of the LED arrays with three colors and different radiation angles.

介绍了AOI光源的结构设计方法，光源由红、绿、蓝3种不同颜色，不同照射角度的LED阵列组成。

Curve traced on an imaginary sphere with the source at its center and joining all the points corresponding to those directions in which the luminous intensity is the same, or a plane projection of this curve.

在一个以光源为圆心的虚拟的球面上，将光源射向球体上光强相同的各方向的点用线连接起来，就成为等光强曲线。

Extraordinary energy-conservation of LED light source, use LED light source to light, compare with traditional incandescence lamp ,it's more than 80% of light source energy-conservation.

LED光源是普通照明领域的第三代新型光源，是国家支持的高效、环保、节能的关键技术类项目，已经被列为国家"十一五"重大科技攻关领域之一。

Research. Extraordinary energy-conservation of LED light source, use LED light source to light, compare with traditional incandescence lamp ,it's more than 80% of light source energy-conservation.

LED光源是普通照明领域的第三代新型光源，是国家支持的高效、环保、节能的关键技术类项目，已经被列为国家"十一五"重大科技攻关领域之一。

As a result of the reading of the bar code scanner system provide for the light source is the wavelength of 6.3 MW to 700nm of red light source, so we must take into account the ink color red-light effect.

颜色搭配。由于条形码的识读系统规定一般扫描器光源是波长为630～700nm的红光光源，所以要考虑墨色的红光效应。

The intensity of light from any source varies inversely as the square of the distance from the source.

从各光源发出的光的强度与该光源的距离的平方成反比。

It is a new type of light source in the 21st century with advantages of high efficiency, long-life span and invulnerability which can not be compared with the traditional light sources.

它是21世纪的新型光源，具有效率高、寿命长、不易破损等传统光源无法与之比较的优点。

The simulation result shows the collection efficiency of TIR lens model is 67% when the angle of light is confined within 15°. And the uniformity on observation screen is improved in some degree. The optimal design of TIR lens further provides the development space of LED micro-projection display system.4 On the base of the theory research and the model simulation, four projection display systems which have LCOS as micro-display panel and which combine different optical devise for UHP and LED light source respectively are proposed in this dissertation. And the quality of projection display system is evaluated by thesimulation outcome.

模拟结果表明，优化后的TIR透镜可实现将LED大角度扩展光束中67％的光能压缩到15°范围以内，并使目标屏的照明均匀性得到一定的改善，这为LED光源微投影显示系统设计提供了新的发展空间。4在以上理论研究和模拟分析的基础上，将优化和改造得到的照明光学元件应用到微投影显示的照明系统设计中，分别采用UHP和LED光源，设计了四套单片式LCOS微投影显示系统模型，通过光线追迹模拟结果，对系统性能进行了评价分析和对比。

Based studies were done on radiation spectrum, voltage to current character and modulation property of white LEDs when they are used as optical transmitters. Then the configuration and systematic design techniques are concentrated concerning white LED lighting source communication with numerical analyses and computer simulations done as well as high speed modulation techniques, visible light receiver design and means to alleviate inter symbol interference along with background noise problem.

在对白光LED用作通信光源时的光谱特性、伏安特性、调制特性等物理特性做深入分析的基础上，重点研究了白光LED照明光源通信系统的组成结构和系统设计，进行了数学计算分析模拟，并设计出了白光LED高速调制电路和可见光接收电路，并就如何削弱码间串扰和背景光噪声对通信系统的影响进行了讨论分析。

In addition,3-d subspace in quotient image method doesn't suffice to represent all images of an object under varying illuminations.Therefore,an improved method based on image on 9-d linear subspace constructed using 9 images of object under the configuration is presented to overcome these deficiencies.And 9 images of another object under the configuration are generated.

此外，商图像方法中简单的三维点光源模型无法很好地近似任意光照情况，因此，提出一种基于九维线性子空间的改进的商图像方法，并利用改进后的商图像方法合成对象在统一配置光源方向下的9幅图像，克服了Lee所提方法的不足。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。