采用Hi3520D和IP Over E1技术实现视频数据在E1信道传输

Hi3520D and IP Over E1 technology to achieve video data transmission in E1 channel

针对E1传输信道的特点,将视频编解码芯片Hi3520D与IP over E1技术结合,设计了一种基于E1信道的视频数据传输系统。该系统以Hi3520D嵌入式Linux系统为平台,采用型号为5CEBA7F23C7的FPGA,配合IP over E1技术,实现IP视频数据在E1信道传输。详细介绍了各部分功能,给出了整体功能框图,硬件原理框图和软件流程图。实际工程应用表明:该设计简单可靠,可满足单路不高于720P视频数据在E1信道的传输要求,具备较高推广价值。

According to the characteristics of E1 transmission channel, the Hi3520D is combined with IP over E1 technology, and a video data transmission system based on E1 is designed. The system is based on Hi3520D embedded Linux system as a platform, with FPGA 5CEBA7F23C7, with IP over E1 technology, IP video data transmission in E1 channel. The function of each part is introduced in detail, and the function of the whole function block diagram, hardware diagram and software flow chart are given. The practical engineering application shows that the design is simple and reliable, and it can meet the requirement of 720P video data transmission in E 1 channel;