大学生应用移动电子商务的现状、问题及对策-毕业论文参考网 关键词： 3G通信技术；移动电子商务；手机购物 [gap=1602]Key words：3G communication technology; mobile e-commerce; phone shopping
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3G digital communication technology 第三代数字通信技术
The thesis introduces the 3G mobile communication system in the first, expounds the TD-SCDMA technology and smart antennas system.
文章首先介绍了3G移动通信系统，对TD-SCDMA技术及智能天线系统进行了详细的阐述。
So, the 3G wireless communication network and efficient image compression technology are the keys to future studies of wireless video transmission technology.
因此3G无线通讯网络和高效率图像压缩技术是无线图像传输技术需要进一步研究的重点。
Nowadays both NGN network and 3g mobile communication network (will be in the construction) of Guizhou net communication Co. need to use IP VPN technology.
当前贵州网通的NGN网络及即将建设的3g移动通信网络都需要使用到IP VPN技术。
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