从今年的汉诺威“信息技术博览会”可以看出，手机已经摆脱了单一通话功能。 具有上网功能的手机已经成为了一种趋势，这类手机采用ＷＡＰ技术，具有处理庞大数据流的能力，使手机上网获得了实用价值。同时，这类手机也并没有因为功能增强而改变其方便、轻巧的特点。德国西门子 From this year’s Hanover “Information Technology Expo” can be seen, the phone has got rid of a single call. Internet-enabled handsets have become a trend. Such handsets use WAP technology and have the ability to handle large data streams, making the mobile Internet accessible to practical applications. At the same time, these types of handsets also do not change their convenience and light weight because of their enhanced features. Germany’s Siemens