Interface module for transmitting digital video signal

一种用于传送数字视频信号的接口模块包括：发送接口单元，设计它以连接到输出视频信号的主机，该发送接口单元具有缆线连接部分，该缆线连接部分包括4芯光缆和设置在其一端的4芯插入式连接器；接收接口单元，具有缆线连接部分，设计该缆线连接部分以连接到视频输出显示单元，而且该缆线连接部分包括4芯光缆和设置在其一端的4芯插入式连接器；以及光缆单元，用于传送包括RGB信号和时钟信号的TMDS信号。利用光缆单元将发送接口单元和接收接口单元连接在一起。发送接口单元包括用于输出与视频输出显示单元有关的识别信息(DDC信号)的第二集成电路。 An interface module for transmitting a digital video signal includes: a transmitting interface unit which is designed to be connected to a host device for outputting a video signal, and which has a cable connection consisting of a 4-core optical fiber cable and a 4-core male connector provided at one end thereof; a receiving interface unit having a cable connection designed to be connected to a video output display unit and consisting of a 4-core optical fiber cable and a 4-core male connector provided at one end thereof; and an optical cable unit for transmitting TMDS signals consisting of RGB signals and clock signals. The transmitting and receiving interface units are interconnected by the optical cable unit. The transmitting interface unit includes a second integrated circuit outputting identification information (DDC signal) associated with the video output display unit.