The vehicle information has a new and unified encapsulation by adopting the middleware. And a higher communication protocol is adopted between the middleware and the customer terminal.

由中间件完成调度中心与车载终端的通信，通过中间件对车辆信息进行了新的、统一的封装，在中间件和客户端之间采用更高层的通信协议。

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The wireless data communication program frame, the communication protocol and the design method of software between the credit card center and the wireless POS terminal are especially introduced.

重点研究了信用卡授权中心与无线POS终端之间的实时数据通信流程、通信协议及其软件设计与实现方法。

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The power load management terminal of this design has real-time data sampling and processing, infrared copy meter, load control, LCD displaying, supporting standard communication protocol and so on.

终极研制的电力负荷治理终端具有实时数据采集与处理、红外抄表、点阵式液晶模块显示、支持标准通讯规约等功能。'）；

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