In Britain, there is still no 4G network - offering far faster data transmission than the current 3G network - but there may be networks in place by the time Apple's handset launches next summer.
英国尚无4G网络，4G网比3G网数据传输速度更快，等到明年夏天苹果新机发布时网络或许可以就位。
The system consists of remote video surveillance monitoring center and background control center which conducts data transmission between remote port and background platform through 3g network.
该系统由远端视频监控和后台监控中心两大部分组成，通过3 G网络进行远端与后台间的数据传输。
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。
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