There is difference for the effect of signal structure in the different mobile communication environment.

不同的无线移动通信环境，对信号结构的影响也就不一样。

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In this paper we analyzed the characteristic and the advance of M-commerce, the next we looked for the scheme of secure payment in the mobile communication environment.

本文分析了移动电子商务的特点与优势，针对移动环境特点，寻求基于移动安全技术的解决方案。

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Using the SDL design language, the scheme is simulated and the result can meet the requirement of the high reliability for the data transfer in a mobile communication environment.

作者利用SDL设计语言的仿真程序对该简化方案进行了仿真，仿真结果基本满足移动环境下的对数据传输的高质量要求。

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