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led display screen
    The paper introduced development situation of LED video display technology at present and development trend in the country, and present mainly LED video display systemic structure and primary technology principle, such as principle of systemic display, realization of dot-matrix devices circuit, LED display screen display structure, and display feature.
    介绍了LED视频显示技术目前国内的发展状况以及发展趋势,着重介绍了视频LED显示系统的结构和主要的技术原理,如系统显示原理,点阵驱动电路的实现,LED显示屏的基本显示结构,显示特点。
    The product of company is Led display screen, in the experiment, GPRS module is embedded in the Led display system of Zhida, so Led display system can communicate in the wireless mode.
    为了实现LED显示屏信息的无线传送,本次设计把GPRS模块嵌入到公司的LED显示系统,通过GPRS作为空中接口来实现LED显示系统的无线传送数据。
    LED display screen system mainly consists of display screen, display screen controller and computer that finish characters input and show mode control.
    本课题主要完成以下内容:(1)深入了解大屏幕LED显示系统的结构,工作原理,分析传统L印显示控制器的主要不足。
    Based on the theory of primary color transformation,truecolor display technique for LED display screen with RGB three primary colors is put forward in this paper.
    该文研究了在全彩色LED显示系统中应用基色转换技术实现图像的真彩色显示。
    The system uses two frame display buffers: A and B. When 89C52 is writing the display data into buffer A, one automatic address producer produces buffer B's address signal and reads B's data to be sending to the display screen. The "read" and "write" processes of A and B work at the same time and in turn. LED display screen with larger size is realized by common MCU.
    系统使用了两个帧显示缓冲区 A和 B,单片机在向 A区写入显示数据的同时 ,用一个地址自动生成器产生 B区的地址信号并自动读出 B区的数据送给显示屏 ,A和 B区的读写过程同时且交替进行 ,用普通单片机实现了较大面积的 LED显示 .
    It is expounded in detail that LED display technique and its application, function, characteristic and etc in information display of scheduled flight in airport, and introduce the information flow in airport It is useful to understand the function of the LED display screen
    详细阐述了 LED显示技术及其在机场航班信息显示中的应用、功能、特点等 ,并介绍了机场信息流程 ,以利于大家对 LED显示屏作用的认识
    LED display technology usually receive data wity wires,but in some occasion such as the place where information alter frequently LED display screen has been limited.
    LED显示技术,由于一般采用有线传送信息,在信息更改频繁的一些场合受到了限制。
    This paper is about the hardware of circuit design for radiocommunication LED display screen,and mainly introduced ist principle and the design about the circuit.
    设计了无线通信LED显示板的硬件部分,介绍了LED点阵显示器的驱动电路和无线收发模块电路。
    According to the characteristics of the LED module structure, combining the technology of CPLD,the dynamic scanning display of the LED display screen was realized. A kind of large LED-screen display control system was designed.
    根据LED显示模块结构特点,结合CPLD技术实现LED屏的动态扫描显示,设计了一种大屏幕LED显示控制系统。
    To solve the problem appeared in LED display screen control system designed by singlechip,this article introduces a large screen LED display control system based on programmable logic device,which replaces the single serial transmit mode with the combination of serial and parallel mode(between) the controller and display screen.
    针对利用单片机设计LED显示屏控制系统中所存在的问题,提出了基于可编程逻辑器件设计和实现的大屏幕LED显示系统,并用串并结合的方案取代以往控制器和显示屏之间串行的数据传输方式。
    In this article some novel technologies of LED display are reviewed,to which many LED display screen manufacturers pay a deal of attention recently.
    LED显示屏和LED灯饰的应用越来越广泛,显示技术也不断提高,总的目标是进一步提高显示图像的质量,降低成本和开辟新的应用领域。 文章讨论了近期LED显示业界关注的新技术。
 

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