CN104123915B - LED intelligent glass display system unit and system - Google Patents
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Abstract
本发明公开了一种LED智能玻璃显示系统单元及系统，所述系统包括多级控制器、多个电源供应箱和多个智能玻璃。第一级控制器与上位机通过DVI线缆连接，相邻两级控制器通过DVI线级联，每个控制器与其对应的一个电源供应箱通过电源线连接，控制器模块的输出信号使用RS422标准协议传输到多块串行LED驱动板，而LED驱动板集成在智能玻璃显示屏的玻璃框底。本发明的系统适用于大型LED智能玻璃显示屏，有效解决了远距离视频信息无损传输和远距离视频同步显示问题，实现了可视距离远、显示效果好的智能玻璃显示系统。同时，LED智能玻璃显示屏兼具玻璃和LED显示屏的作用，有很好的市场前景。
The present invention discloses an LED intelligent glass display system unit and system, the system includes a multi-level controller, a plurality of power supply boxes and a plurality of intelligent glasses. The first-level controller is connected to the host computer via a DVI cable, the adjacent two-level controllers are cascaded via a DVI line, each controller is connected to a corresponding power supply box via a power line, the output signal of the controller module is transmitted to a plurality of serial LED driver boards using the RS422 standard protocol, and the LED driver boards are integrated at the bottom of the glass frame of the intelligent glass display screen. The system of the present invention is suitable for large-scale LED intelligent glass display screens, effectively solving the problems of lossless transmission of long-distance video information and synchronous display of long-distance video, and realizing an intelligent glass display system with a long visible distance and good display effect. At the same time, the LED intelligent glass display screen has the functions of both glass and LED display screen, and has a good market prospect.
Description
技术领域technical field
本发明涉及一种电通信技术领域，具体地说是一种LED智能玻璃显示系统单元及系统。The invention relates to the technical field of electrical communication, in particular to an LED smart glass display system unit and system.
背景技术Background technique
目前，智能玻璃显示屏通过控制玻璃内部嵌入的LED点阵实现图像和视频的播放，实质上是超大LED显示屏。LED显示屏是利用发光二极管构成的点阵模块或像素单元组成的平面式显示屏幕。它集多种技术于一体，包括计算机技术、通信技术、图形学技术、光电子技术、大规模集成电路技术，凭借使用寿命长、发光效率高、色彩丰富、适应环境能力强、动态响应速度快、可视距离远等优点，在各个领域得到了广泛的应用。LED大屏幕系统主要由PC机、控制器、驱动器、视频播放管理软件、传输系统组成。At present, the smart glass display realizes the playback of images and videos by controlling the LED dot matrix embedded in the glass, which is essentially a super large LED display. The LED display screen is a flat display screen composed of dot matrix modules or pixel units composed of light-emitting diodes. It integrates a variety of technologies, including computer technology, communication technology, graphics technology, optoelectronic technology, and large-scale integrated circuit technology. With the advantages of long viewing distance, it has been widely used in various fields. The LED large screen system is mainly composed of PC, controller, driver, video playback management software, and transmission system.
现有LED显示技术已经日趋成熟，但对大型智能玻璃显示屏还处于研究阶段，智能玻璃显示屏具有分散性。传统的LED显示屏面积较小，超大屏的面积也就是几百平米，发光二极管集成度高，相邻两个发光二极管距离不到10mm，而智能玻璃显示屏面积可达到上千平米，相邻两个发光二极管距离约6cm，与LED显示屏相比有很大的发散性。因此，现有的LED显示技术无法移植到智能玻璃显示屏上。The existing LED display technology has become increasingly mature, but it is still in the research stage for large-scale smart glass displays, which are decentralized. The area of the traditional LED display is small, and the area of the super-large screen is several hundred square meters. The light-emitting diodes are highly integrated, and the distance between two adjacent light-emitting diodes is less than 10mm. The distance between the two light-emitting diodes is about 6cm, which has great divergence compared with the LED display. Therefore, the existing LED display technology cannot be transplanted to the smart glass display.
发明内容Contents of the invention
根据上述提出的技术问题，本发明提供一种LED智能玻璃显示系统单元及系统。本发明主要利用控制器接收上位机发送的视频信号，并通过DVI解码单元将视频信号转换为分量信号，线路驱动单元将分量信号转换为差分信号，接收单元把差分信号还原成原始信号，用于驱动单元驱动LED智能玻璃，从而实现了智能玻璃显示屏的显示。本发明采用的技术手段如下：According to the above-mentioned technical problems, the present invention provides a LED smart glass display system unit and system. The present invention mainly uses the controller to receive the video signal sent by the upper computer, and converts the video signal into a component signal through the DVI decoding unit, the line drive unit converts the component signal into a differential signal, and the receiving unit restores the differential signal to the original signal for use in The drive unit drives the LED smart glass, thereby realizing the display of the smart glass display. The technical means adopted in the present invention are as follows:
一个电源供应箱，一个控制器，一个接收单元，一个LED智能玻璃驱动单元，一个LED智能玻璃以及上位机；所述控制器包括，DVI输入单元、DVI输出单元、DVI解码单元、处理单元、数据存储单元、控制单元和线路驱动单元；所述控制器与上位机通过DVI线缆连接；A power supply box, a controller, a receiving unit, an LED smart glass drive unit, an LED smart glass and a host computer; the controller includes a DVI input unit, a DVI output unit, a DVI decoding unit, a processing unit, a data A storage unit, a control unit and a line drive unit; the controller is connected to the host computer through a DVI cable;
所述控制器通过DVI输入单元接收所述上位机发送的视频信号，并将所述第一视频信号发送至所述DVI解码单元；The controller receives the video signal sent by the host computer through the DVI input unit, and sends the first video signal to the DVI decoding unit;
所述DVI解码单元将所述第一视频信号转换为R、G、B分量信号，并将所述分量信号以及控制信号发送至处理单元；The DVI decoding unit converts the first video signal into R, G, and B component signals, and sends the component signals and control signals to a processing unit;
所述处理单元接收所述分量信号以及控制信号，将所述分量信号对应的当前帧以及下一帧信号存储至本地缓存，向所述控制单元发送工作指令；The processing unit receives the component signal and the control signal, stores the current frame and the next frame signal corresponding to the component signal in a local cache, and sends a work instruction to the control unit;
所述控制单元接收所述处理单元发送的指令后向所述处理单元发送控制指令；The control unit sends a control instruction to the processing unit after receiving the instruction sent by the processing unit;
所述处理单元接收所述控制单元的控制指令，提取本地存储的所述当前帧的信号并发送至所述线路驱动单元；The processing unit receives the control instruction of the control unit, extracts the locally stored signal of the current frame and sends it to the line driving unit;
所述线路驱动单元将所述当前帧的信号转换成差分信号发送至所述接收单元；The line driving unit converts the signal of the current frame into a differential signal and sends it to the receiving unit;
所述接收单元接收所述差分信号，并将所述差分信号还原成原始信号传送至LED智能玻璃驱动单元，用于驱动单元驱动LED智能玻璃。The receiving unit receives the differential signal, and restores the differential signal to an original signal and transmits it to the LED smart glass driving unit for the driving unit to drive the LED smart glass.
进一步地，USB单元，用于所述控制器接收所述上位机发送的视频信号之前，接收所述上位机输入的所述LED智能玻璃的扫描方式。Further, the USB unit is used for the controller to receive the scanning mode of the LED smart glass input by the host computer before the controller receives the video signal sent by the host computer.
进一步地，所述LED智能玻璃驱动单元，包括单色驱动模式或者彩色驱动模式。Further, the LED smart glass driving unit includes a monochrome driving mode or a color driving mode.
进一步地，所述LED智能玻璃显示系统，包括：Further, the LED smart glass display system includes:
电源模块，所述电源模块包括至少一个电源供应箱，控制器模块，所述控制器模块包括至少一个控制器，接收模块，所述接收模块包括至少一个接收单元LED智能玻璃驱动模块，所述LED智能玻璃驱动模块包括至少一个LED智能玻璃驱动单元，至少一个LED智能玻璃以及一个上位机；A power module, the power module includes at least one power supply box, a controller module, the controller module includes at least one controller, a receiving module, the receiving module includes at least one receiving unit LED smart glass driver module, the LED The smart glass drive module includes at least one LED smart glass drive unit, at least one LED smart glass and a host computer;
所述控制器模块与所述电源模块通过电源线相连接、与所述接收模块通过网线连接，所述接收模块通过排线与所述LED智能玻璃驱动模块连接，所述LED智能玻璃驱动模块通过排线与所述智能玻璃相连接；其中，多个控制器之间通过DVI线级联；The controller module is connected with the power supply module through a power cord, and connected with the receiving module through a network cable, and the receiving module is connected with the LED smart glass driving module through a cable, and the LED smart glass driving module is connected through The cable is connected to the smart glass; wherein, multiple controllers are cascaded through DVI lines;
所述第一控制器接收所述上位机发送的视频信号，通过扇出开关将所述视频信号转换为第一视频信号以及第二视频信号，并向第二控制器发送第二视频信号，所述第一视频信号用于第一控制器输入信号、所述第二视频信号用于所述第二控制器输入信号；The first controller receives the video signal sent by the host computer, converts the video signal into a first video signal and a second video signal through a fan-out switch, and sends the second video signal to the second controller, so said first video signal is used for a first controller input signal, said second video signal is used for said second controller input signal;
所述第二控制器接收所述第一控制器发送的所述第二视频信号，通过扇出开关将所述第二视频信号转换为第三视频信号以及第四视频信号，所述第三视频信号用于第二控制器输入信号、所述第四视频信号用于第三控制器输入信号；The second controller receives the second video signal sent by the first controller, and converts the second video signal into a third video signal and a fourth video signal through a fan-out switch, and the third video signal signal for a second controller input signal, said fourth video signal for a third controller input signal;
第N控制器接收所述第N-1控制器发送的2(N-1)视频信号，用于第N控制器输入信号。The Nth controller receives the 2(N-1) video signal sent by the N-1th controller, and is used as an input signal of the Nth controller.
进一步地，还包括：Further, it also includes:
DVI光纤附加功能单元，所述DVI光纤附加功能单元通过电光以及光电转换实现第一控制器与第二控制器之间的远距离信号传输。The DVI fiber optic additional function unit realizes long-distance signal transmission between the first controller and the second controller through electro-optic and photoelectric conversion.
本发明的提出的系统单元通过控制器接收上位机发送的视频信号，并通过DVI解码单元将视频信号转换为分量信号，线路驱动单元将分量信号转换为差分信号用于长距离无损耗传输，接收单元接收差分信号然后还原成原始信号，LED智能玻璃驱动单元接收原始信号处理成驱动信号，从而实现了智能玻璃显示屏的显示。The system unit proposed by the present invention receives the video signal sent by the host computer through the controller, and converts the video signal into a component signal through the DVI decoding unit, and the line driver unit converts the component signal into a differential signal for long-distance lossless transmission, receiving The unit receives the differential signal and restores it to the original signal, and the LED smart glass drive unit receives the original signal and processes it into a driving signal, thereby realizing the display of the smart glass display.
附图说明Description of drawings
为了更清楚地说明本发明实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图做一简单的介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其他的附图。In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will give a brief introduction to the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description These are only some embodiments of the present invention, and those skilled in the art can also obtain other drawings according to these drawings without any creative effort.
图1为本发明LED智能玻璃显示系统单元结构示意图；Fig. 1 is a schematic diagram of the unit structure of the LED smart glass display system of the present invention;
图2为本发明LED智能玻璃显示屏显示区域示意图；Fig. 2 is a schematic diagram of the display area of the LED smart glass display screen of the present invention;
图3为本发明LED智能玻璃显示系统单元另一个结构示意图；Fig. 3 is another structural schematic diagram of the LED smart glass display system unit of the present invention;
图4为本发明DVI光纤附加单元结构示意图；Fig. 4 is the structural representation of DVI optical fiber additional unit of the present invention;
图5为本发明LED智能玻璃显示系统结构示意图。Fig. 5 is a schematic structural diagram of the LED smart glass display system of the present invention.
具体实施方式detailed description
为使本发明的实施例的目的、技术方案和优点更加清楚，下面结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚完整的描述：In order to make the purpose, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions in the embodiments of the present invention are clearly and completely described below in conjunction with the drawings in the embodiments of the present invention:
图1为本发明LED智能玻璃显示系统单元结构示意图，如图1所示，本系统可以包括：Fig. 1 is a schematic diagram of the unit structure of the LED smart glass display system of the present invention. As shown in Fig. 1, the system may include:
一个电源供应箱101，一个控制器102，一个接收单元103，一个LED智能玻璃驱动单元104，一个LED智能玻璃105以及上位机106；所述控制器包括，DVI输入单元107、扇出开关108、DVI解码单元110、DVI输出单元109、处理单元111、数据存储单元113、控制单元112和线路驱动单元114；所述控制器与上位机通过DVI线缆连接；A power supply box 101, a controller 102, a receiving unit 103, an LED smart glass drive unit 104, an LED smart glass 105 and a host computer 106; the controller includes a DVI input unit 107, a fan-out switch 108, DVI decoding unit 110, DVI output unit 109, processing unit 111, data storage unit 113, control unit 112 and line driver unit 114; the controller is connected to the host computer through a DVI cable;
所述控制器通过DVI输入单元接收所述上位机发送的视频信号，并将所述第一视频信号发送至所述DVI解码单元；The controller receives the video signal sent by the host computer through the DVI input unit, and sends the first video signal to the DVI decoding unit;
所述DVI解码单元将所述第一视频信号转换为R、G、B分量信号，并将所述分量信号以及控制信号发送至处理单元；The DVI decoding unit converts the first video signal into R, G, and B component signals, and sends the component signals and control signals to a processing unit;
所述处理单元接收所述分量信号以及控制信号，将所述分量信号对应的当前帧以及下一帧信号存储至本地缓存，向所述控制单元发送工作指令；The processing unit receives the component signal and the control signal, stores the current frame and the next frame signal corresponding to the component signal in a local cache, and sends a work instruction to the control unit;
所述控制单元接收所述处理单元发送的指令后向所述处理单元发送控制指令；The control unit sends a control instruction to the processing unit after receiving the instruction sent by the processing unit;
所述处理单元接收所述控制单元的控制指令，提取本地存储的所述当前帧的信号并发送至所述线路驱动单元；The processing unit receives the control instruction of the control unit, extracts the locally stored signal of the current frame and sends it to the line driving unit;
所述线路驱动单元将所述当前帧的信号转换成差分信号发送至所述接收单元；The line driving unit converts the signal of the current frame into a differential signal and sends it to the receiving unit;
所述接收单元接收所述差分信号并还原成原始信号，并将所述原始信号发送至LED智能玻璃驱动单元，用于驱动单元驱动LED智能玻璃。The receiving unit receives the differential signal and restores it to an original signal, and sends the original signal to the LED smart glass driving unit for the driving unit to drive the LED smart glass.
具体来说，所述控制器与所述电源供应箱通过电源线相连接、与所述接收单元通过网线连接，所述接收单元通过排线与所述LED智能玻璃驱动单元连接，所述LED智能玻璃驱动单元通过排线与所述LED智能玻璃相连接，控制器模块所包括的每个控制器可以输出至少16路信号，每路信号至少可以控制1024个信号点，每个信号点对应一个智能玻璃上的LED灯。第一控制器通过DVI传输线从上位机接收高清视频信号，该高清视频信号通过扇出开关分为第一视频信号和第二视频信号。第一视频信号用于第一控制器的输入信号。在LED智能玻璃显示该视频信号之后，处理单元可以向控制模块反馈视频信号的显示情况，以使控制单元根据反馈信息作出进一步分析与处理，例如采用指示灯对错误信息进行显示等方式。控制单元与处理单元之间的通信是双向通信。处理单元存储该视频信号的分量信号时可采用乒乓存储模式，可以减小帧与帧之间的时延，从而加快了信号的处理进程，提高了信号的传输速度。如图2所示，LED智能玻璃显示屏可分成M个显示区域，每个显示区域由若干块LED智能玻璃构成，M个显示区域可以同时显示同一帧视频信号的不同子区域。每个显示区域由对应的控制器所控制。Specifically, the controller is connected to the power supply box through a power cable, and connected to the receiving unit through a network cable, and the receiving unit is connected to the LED smart glass drive unit through a cable, and the LED smart glass The glass drive unit is connected to the LED smart glass through a cable. Each controller included in the controller module can output at least 16 signals, and each signal can control at least 1024 signal points, and each signal point corresponds to a smart glass. LED lights on glass. The first controller receives a high-definition video signal from the host computer through a DVI transmission line, and the high-definition video signal is divided into a first video signal and a second video signal through a fan-out switch. The first video signal is used as an input signal of the first controller. After the LED smart glass displays the video signal, the processing unit can feed back the display of the video signal to the control module, so that the control unit can make further analysis and processing according to the feedback information, such as displaying error information by means of indicator lights. Communication between the control unit and the processing unit is bi-directional. The processing unit can adopt the ping-pong storage mode when storing the component signal of the video signal, which can reduce the time delay between frames, thereby speeding up the signal processing process and improving the signal transmission speed. As shown in Figure 2, the LED smart glass display can be divided into M display areas, each display area is composed of several pieces of LED smart glass, and the M display areas can simultaneously display different sub-areas of the same frame of video signal. Each display area is controlled by a corresponding controller.
本实施例是控制器接收上位机发送的视频信号，通过DVI解码单元将第一视频信号转换为R、G、B分量信号，处理单元将该分量信号对应的当前帧以及下一帧信号存储在本地缓存，当处理单元收到控制单元的控制指令时，提取本地存储的当前帧信号发送至线路驱动单元，由线路驱动单元将该信号转换成差分信号发送至接收单元，减小了传输过程中的噪声干扰，实现了LED智能玻璃显示屏的显示。In this embodiment, the controller receives the video signal sent by the upper computer, converts the first video signal into R, G, and B component signals through the DVI decoding unit, and the processing unit stores the current frame and the next frame signal corresponding to the component signal in the Local cache, when the processing unit receives the control instruction from the control unit, it extracts the current frame signal stored locally and sends it to the line driver unit, which converts the signal into a differential signal and sends it to the receiving unit, reducing the transmission time. Noise interference, realize the display of LED smart glass display.
图3为本发明LED智能玻璃显示系统单元另一个结构示意图，如图3所示，本LED智能玻璃显示系统是在图1的基础之上，还包括：Fig. 3 is another structural schematic diagram of the LED smart glass display system unit of the present invention. As shown in Fig. 3, the LED smart glass display system is based on Fig. 1 and also includes:
USB单元115、DVI光纤附件单元116。USB单元，用于所述第一控制器接收所述上位机发送的视频信号之前，接收所述上位机输入的所述LED智能玻璃的扫描方式；DVI光纤附加功能单元，所述DVI光纤附加功能单元通过电光以及光电转换实现第N控制器与第N+1控制器之间的远距离信号传输。USB unit 115 , DVI optical fiber accessory unit 116 . USB unit, used for the first controller to receive the scanning mode of the LED smart glass input by the host computer before the first controller receives the video signal sent by the host computer; DVI optical fiber additional function unit, the DVI optical fiber additional function The unit realizes long-distance signal transmission between the Nth controller and the N+1th controller through electro-optical and photoelectric conversion.
具体来说，通过USB单元接收上位机输入的LED智能玻璃扫描方式，用于向处理单元发送该扫描方式，该扫描方式即把一帧图像分成如图2所示的M个区域对应的映射关系，级联的每个控制器显示自己对应的区域的图像，M个控制器一同显示出的视频即是一个完整的视频画面。如需改变其扫描方式，则通过上位机重新设定即可。如图4所示的DVI光纤附加单元是通过电光转换将电信号转换为光信号，通过光纤传输至下一个控制器，下一个控制器接收到该光信号后对该光信号进行光电转换，从而完成多个控制器之间的远距离信号传输，并且保证了信号传输过程中的传输质量。Specifically, the LED smart glass scanning method input by the host computer is received through the USB unit, and is used to send the scanning method to the processing unit. This scanning method divides a frame of image into the corresponding mapping relationship of M regions as shown in Figure 2 , each cascaded controller displays the image of its corresponding area, and the video displayed by M controllers together is a complete video picture. If you need to change the scanning method, you can reset it through the host computer. The DVI optical fiber additional unit shown in Figure 4 converts electrical signals into optical signals through electro-optical conversion, and transmits them to the next controller through optical fiber. After receiving the optical signal, the next controller performs photoelectric conversion on the optical signal, thereby Complete the long-distance signal transmission between multiple controllers, and ensure the transmission quality during the signal transmission process.
本实施例的LED智能玻璃显示系统，通过USB单元可以完成对智能玻璃的扫描方式的设定，通过DVI光纤附加单元可以实现多个控制器之间的远距离信号传输。In the LED smart glass display system of this embodiment, the setting of the scanning mode of the smart glass can be completed through the USB unit, and the long-distance signal transmission between multiple controllers can be realized through the DVI optical fiber additional unit.
图5为本发明LED智能玻璃显示系统结构示意图，如图5所示，本系统可以包括：Fig. 5 is a schematic structural diagram of the LED smart glass display system of the present invention. As shown in Fig. 5, the system may include:
电源模块101，所述电源模块包括至少一个电源供应箱，控制器模块102，所述控制器模块包括至少一个控制器，接收模块103，所述接收模块包括至少一个接收单元，LED智能玻璃驱动模块104，所述LED智能玻璃驱动模块包括至少一个LED智能玻璃驱动单元，至少一个LED智能玻璃105以及一个上位机106；Power module 101, described power module comprises at least one power supply box, controller module 102, described controller module comprises at least one controller, receiving module 103, described receiving module comprises at least one receiving unit, LED smart glass drive module 104. The LED smart glass driving module includes at least one LED smart glass driving unit, at least one LED smart glass 105 and a host computer 106;
所述控制器模块与所述电源模块通过电源线相连接、与所述接收模块通过网线连接，所述接收模块通过排线与所述LED智能玻璃驱动模块连接，所述LED智能玻璃驱动模块通过排线与所述智能玻璃相连接；其中，多个控制器之间通过DVI线级联；The controller module is connected with the power supply module through a power cord, and connected with the receiving module through a network cable, and the receiving module is connected with the LED smart glass driving module through a cable, and the LED smart glass driving module is connected through The cable is connected to the smart glass; wherein, multiple controllers are cascaded through DVI lines;
所述第一控制器接收所述上位机发送的视频信号，通过扇出开关将所述视频信号转换为第一视频信号以及第二视频信号，并向第二控制器发送第二视频信号，所述第一视频信号用于第一控制器输入信号、所述第二视频信号用于所述第二控制器输入信号；The first controller receives the video signal sent by the host computer, converts the video signal into a first video signal and a second video signal through a fan-out switch, and sends the second video signal to the second controller, so said first video signal is used for a first controller input signal, said second video signal is used for said second controller input signal;
所述第二控制器接收所述第一控制器发送的所述第二视频信号，通过扇出开关将所述第二视频信号转换为第三视频信号以及第四视频信号，所述第三视频信号用于第二控制器输入信号、所述第四视频信号用于第三控制器输入信号；The second controller receives the second video signal sent by the first controller, and converts the second video signal into a third video signal and a fourth video signal through a fan-out switch, and the third video signal signal for a second controller input signal, said fourth video signal for a third controller input signal;
第N控制器接收所述第N-1控制器发送的2(N-1)视频信号，用于第N控制器输入信号。The Nth controller receives the 2(N-1) video signal sent by the N-1th controller, and is used as an input signal of the Nth controller.
具体来说，本实施例中控制器模块包括至少一个控制器，并且每个控制器对应的与电源模块中的电源供应箱通过电源线相连接，且与接收模块中的一个接收单元通过网线相连接，当控制器模块中的控制器模块接收到上位机发送的视频信号时，通过扇出开关将该视频信号转换为两个视频信号，第一视频信号作为第一控制器的输入信号，第二视频信号作为第二控制器的输入信号。第一视频信号经过第一控制器转换为差分信号，并发送至第一接收单元。第一接收单元接收该差分信号后将其还原成第一数字信号，并将该第一数字信号发送至第一LED智能玻璃驱动单元，第一LED智能玻璃驱动单元接收到该第一数字信号后向第一LED智能玻璃发送驱动信号，第一LED智能玻璃接收到该驱动信号后，完成对应的功能显示。同理，第二控制器接收到第二视频信号后，对于该视频信号的处理流程与第一控制器相同，此处不再赘述。Specifically, the controller module in this embodiment includes at least one controller, and each controller is connected to the power supply box in the power supply module through a power cable, and connected to a receiving unit in the receiving module through a network cable. Connection, when the controller module in the controller module receives the video signal sent by the host computer, the video signal is converted into two video signals through the fan-out switch, the first video signal is used as the input signal of the first controller, and the second video signal is used as the input signal of the first controller. The second video signal is used as the input signal of the second controller. The first video signal is converted into a differential signal by the first controller and sent to the first receiving unit. After receiving the differential signal, the first receiving unit restores it to the first digital signal, and sends the first digital signal to the first LED smart glass drive unit, and the first LED smart glass drive unit receives the first digital signal A driving signal is sent to the first LED smart glass, and the first LED smart glass completes corresponding function display after receiving the driving signal. Similarly, after the second controller receives the second video signal, the processing flow of the video signal is the same as that of the first controller, which will not be repeated here.
本实施例的LED智能玻璃显示系统，控制模块接收到上位机发送的视频信号后，通过扇出开关将所述视频信号转换为第一视频信号和第二视频信号，第一视频信号用于第一控制器的输入信号，第二视频信号用于第二控制器的输入信号，完成多个控制器之间的级联，从而实现了LED智能玻璃的显示面积可达到几千平米，解决了单个控制器所控制的显示系统尺寸受限的问题。In the LED smart glass display system of this embodiment, after the control module receives the video signal sent by the host computer, it converts the video signal into a first video signal and a second video signal through a fan-out switch, and the first video signal is used for the second video signal. The input signal of one controller, the second video signal is used for the input signal of the second controller, and the cascade connection between multiple controllers is completed, so that the display area of LED smart glass can reach several thousand square meters, which solves the problem of single The problem that the size of the display system controlled by the controller is limited.
以上所述，仅为本发明较佳的具体实施方式，但本发明的保护范围并不局限于此，任何熟悉本技术领域的技术人员在本发明揭露的技术范围内，根据本发明的技术方案及其发明构思加以等同替换或改变，都应涵盖在本发明的保护范围之内。The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.
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