A system that can monitor the track state by means of ccd ( charge coupled device ) array and infrared led ( light - emitting diode ) is designed in the thesis , which named track state dynamic inspection device 本论文设计的是利用线阵ccd (电荷耦合器件)和红外线光源对轨道不平顺参数进行检测的“轨道状态动态检测装置” 。
Ccd ( charge coupled devices ) , as a solid - state tv camera tube , is widely used in many fields for its high nicety , high sensitivity etc . however , just because of its high sensitivity to light , it is easily disturbed or damaged by laser Ccd ( charge - coupled - device ) ,作为一种固体成像器件,以其高分辨力?高准确度,尤其是高灵敏性的特点,广泛应用于民用和军事领域。
The moving progress of bubbles is continuously traced by ccd ( charge coupled device ) camera , the digital photographs are captured when the experiment is dealt with using image processing technology , then the shape and scale of bubbles along the height can be obtained 摘要使用ccd相机连续跟踪气泡的运动过程，将拍摄的数位图像进行处理，从而得到气泡沿床层高度方向形状、尺寸的变化。
Using square error function and the barycenter algorithm of light intensity as the merit function of focusing and alignment respectively , the system analyzed the images captured by charge coupled device ( ccd ) in the projection screen to produce feedback signals 该系统运用数字图像处理技术，以方差函数和光强重心算法分别作为清晰度调节和三色和色调节的评价函数，分析电荷藕合器件( ccd )采集的局部图像，产生反馈信号。
The thesis discusses the construction and design of the equipment . the design refer a lot of related advanced technology of multimedia and measurement . it also studies the related principle and function of pickup , disc character , charge coupled device ( ccd ) , image single capture , conversion process 在设计过程中，充分借鉴国内外多媒体技术和检测技术领域的先进技术，对涉及到的光头的工作原理、功能及光盘特性、 ccd光电处理、计算机图像信号的采集与转换原理等内容进行了研究。
In this system , we employed a newly developed multi - channel photodetector - ccd ( charge coupled devices ) , as well as a concave holographic diffractive grating , to form multi - channel splitting system of spectrum - polychromator . these all solidified the foundation of the fast measurement subsequently 在本系统研究中，采用新型的多通道光电探测器件? ?电荷耦合器件( ccd ) ，并引入平场凹面光栅构成了多通道光谱分光系统? ?多色仪，从而为多通道快速光谱测量准备了物质条件。
Charge coupled devices ( ccd ) is a photoelectric device with high performance , which is widely applied in many areas , including astronomical imaging , entertainment and manufacturing , etc . the geometrical measure with ccd has an advantage on achieving high accuracy , dynamic detection and non - contact measurement 电荷耦合器件( ccd )是一种高性能的半导体光电器件,近年来在天文摄像、消费电子、工业检测等领域里得到了广泛的应用。将ccd技术应用于几何量测量可以实现高精度、在线动态检测和非接触测量等要求。
The welding position can be detected accurately through processing the image of arc area collected by the vision sensor ccd ( charge coupled device ) , by the system of image collection and computer - ware , we can recognize the position of the welding line exactly , count out the warp between moving track of robot and the welding line . so we can control the robot ' s act real - timely , the seam tracking accuracy is enhanced efficiently 重点论述焊缝图像分割和边缘提取的理论方法，焊缝图像由面阵ccd摄像系统摄取，通过图像采集系统和计算机软件，对检测到的弧焊区图像进行处理来准确地识别焊缝位置，计算机器人的运动轨迹和实际焊缝之间的偏差，据此控制机器人运动进行实时跟踪，从而有效地提高焊缝跟踪精度。
Digital holography is a new imaging technique that uses a charge coupled device ( ccd ) camera for hologram recording and a numerical method for hologram reconstruction . this paper presents the concept and underlying theory for digital holography and its applications in 3 - d object reconstruction and optical metrology 数字全息术以ccd等光电探测器件记录全息图，用数值方法再现全息图，它是综合光学全息原理和计算机技术、电子技术以及数字图像处理技术发展起来的一种新型全息成像技术。
So the flow field visualization in intake duct was realized . according to the experimental requirements , tow different transparent intake duct model were designed . a real - time holographic interferometry measuring system was developed , in which he - ne laser was used as light source , and a ccd ( charge coupled device ) video camera was used to grab the interferogram . a intake simulation system was build - up 本文根据研究要求，用甲基丙烯酸甲酯制作了两种不同类型的进气道透明模型；设计并建立了利用he - ne激光器做光源的实时全息干涉测量光学系统；设计了一套能够模拟进气道在某一气门升程时的进气系统，用mtv - 1802cbccd摄像机对干涉条纹进行了实时采集。
