1) LED CMS
LED 可变情报板
1.
As to displaying information on LED CMS (Changing Message Sign),there are many factors should be considered such as color configuration,resolution,pixel pitch,viewing angle, gradation of basic colors,scan frequency,brightness adjustment and so on.
对 LED 可变情报板的信息显示来说,需考虑的问题有:配色、清晰度、点距、视角、基色灰度、扫描频率、亮度调节等,本文将从讨论人眼的视觉特性着手、根据高速公路和城市交通 LED 可变情报板安装在室外,其服务对象是驾车行驶的司机的情况,研究 LED 可变情报板的配色、清晰度、点距、视角、基色灰度、扫描频率、亮度调节等技术参数的设计。
2.
Based on the requirements of ITS Information Display Subsystem,this paper analyzes the differences between LED CMS(Changing Message Sign) and general indoor/outdoor LED Display Board,and states the characteristics and the functional requirements of LED CMS.
从智能交通系统(ITS)信息显示服务子系统的需求出发,通过分析 LED 可变情报板与一般 LED 室内、室外显示屏的区别,阐述了 LED 可变情报板的特点,提出了 LED 可变情报板控制器的功能要求,并利用 ARM7TDMI-S系列的 LPC2210-PACK 微处理器设计了一款 LED 可变情报板嵌入式控制器。
2) LED CMS
LED可变情报板
1.
Embedded LED CMS Controller Based on ARM Processor;
基于ARM处理器的LED可变情报板嵌入式控制器
2.
Because the changing range of environmental brightness is wide, brightness of LED CMS(Changing Message Sign) should be adjusted according to the changes of environmental brightness in order to guarantee that the displayed information could be clear under different lumina.
由于室外环境光的变化范围非常大,要使发光二极管(LED)可变情报板显示的信息在各种环境背景光下都清晰可见,就要求LED可变情报板的发光亮度能随环境背景光的变化作对应的调节。
3) sheet shape
LED背板
4) LED message board
LED信息板
1.
Nowadays there is a growing concern of the LED message board, the usage of it comes down to lots of filed .
人们对LED信息板的应用越来越多元化,交通、通讯、证券、商务当中往往都能够找到它的身影。
5) LED lattice board
LED点阵板
1.
The paper introduced an extended LED lattice board experiment on the experiment case of the single chip computer and the principle of frame scanning,line scanning and character moving on LED lattice board.
介绍在单片机实验箱上扩展LED点阵板实验及在LED点阵板上进行帧扫描和行扫描的工作原理以及字符移动显示的原理。
6) LED light souce plate
LED光源板
补充资料：情报检索(见情报处理自动化)
情报检索(见情报处理自动化)
intelligence retrieval
qingbQo iiansuo情报检索(intelligenee retrieval)见情报处理自动化。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条