Using smart antenna can expand capacity, enlarge coverage area and reduce error rate in the case of not increasing system complexity indistinctively.

使用智能天线可以在不显著增加系统复杂程度的情况下扩充容量、加大覆盖范围、降低误码率。

As an universal eximious language, XML can describe information compatible and indistinctively in different platform, which provides scheme of sharing information for M-commerce.

XML作为一种通用的标记语言,能够跨平台并且无差别的描述数据信息,这就就为移动商务提供了共享数据的解决方案。