煤矿井下ISDN中信息传输及包交换的DSP实现
Realization of Information Transmission and Packet Switching Based on DSP in ISDN of Coal Mine Underground
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摘要: 针对井下信息传输的特点提出了一种井下ISDN网络模型 ,并介绍了该网络信息传输的过程及包交换协议 ,给出了实现信息传输和交换、基于DSP的网络节点硬件设计和软件编程方案Abstract: The paper introduced a new kind of ISDN network mode based on transmission characteristics of underground information. Then it explained the process of information transmission and the protocol of packet switching in this network. It also gave schemes on hardware and software design of network node based on DSP.