Design for the Controller of Large Screen Light-emitting Diode Dot Matrix Display 大屏幕发光二极管点阵控制器的设计
Current steering diode matrix 电流导引二极管矩阵
Analysis on the external cavity laser diode with the theory of ray transfer matrix; 利用传输矩阵方法,从理论上研究这些一维光子晶体的带隙特征。
This method is to obtain multi-fungi from water and waster water by methylene chloride fluid-fluid extract nitrogen, and then take the concentration purification to the highly effective liquid phase color spectrometer where it can be detected by the diode matrix detector. 用二氯甲烷液-液萃取氮吹浓缩法萃取水和废水中的多菌灵,取浓缩纯化后的有机相直接进样到高效液相色谱仪,用二极管矩阵检测器检测,根据保留时间外标法定量。
White Light Emitting Diode Matrix and Its Main Parameters 白光LED面阵及其主要参数指标
The step control of the linear positioner cylinder is accomplished by diode matrix circuit and switches. 采用直键开关,通过晶体二级管矩阵电路,对数字油缸进行点位控制,实现数控摇尺。
The matrix-addressable diode CNT-FED with 14 cm diagonal were fabricated by this technique, and the resolution is of 160 × 120 pixel matrix. 采用新技术制造了对角线为14cm的可矩阵寻址的二极结构CNT-FED,分辨率为160×120像素点阵。
The LED ( light-emitting diode) dot matrix screen is constitute of computer, data transfer unit and display unit. 大型LED(发光二极管)显示屏由计算机、数据转换单元与显示单元组成。
A polymer light emitting diode ( OLED) matrix display driver circuit is implemented to analyze the characteristic of OLED matrix. 设计了一种方便测试OLED显示屏特性的驱动电路。
The development, structure and princple of the polymer light_emitting diode ( poly_LED or PLED) and Various approaches to reducing the power dissipation in poly_ LED matrix display is described. 介绍聚合物发光二极管(polyLED)矩阵显示器的发展历史、结构、原理及降低功耗的方法。
The reliability of large LED ( light-emitting diode) dot matrix screen relies mainly no the reliability of display unit. Furthermore, the monitor system of the screen body environment parameters is the key guarantee for its reliability and maintainability. 大型LED(发光二极管)显示屏可靠性主要依赖于显示单元的可靠性,而屏体环境参数的监控是解决其可靠性和可维护性的重要保证。
Using PC unit insted of original diode matrix unit, the structure will be simple, the operation and the program change will be easy, and the reliability will be high. The control function and accuracy are better than the traditional system. 用PC代替原系统中的二极管矩阵单元,具有结构简单、操作容易、修改程序方便及可靠性高等特点,并且控制功能和精度均优于原系统。
Threshold conditions of a diode laser array ( DLA) phase-locked in an external cavity have been obtained by using the eigenvalue of the coupled-mode matrix. 利用耦合矩阵本征值求得了外腔锁相二极管激光列阵的各阶超模所应满足的阈值条件,研究了激光器前端面剩余反射和外腔长度对各阶超模阈值增益的影响。
According to the steps of manually compiling step sequence controller, user can conveniently gain a program control diode matrix drafting by interactively selecting menu. 依照手工编制步进顺序控制器程序的步骤,通过交互菜单方式,用户可以很方便地得到一张程序控制二极管矩阵图。