蜂窝网络和最终的无线宽带无需昂贵的物理联接就可确保通讯、信息、教育和金融实现互联。
Cellular networks and eventually wireless broadband promise communications, information, education and finance connectivity that bypass costly physical connections.
而准视频点播技术（N -VOD）无需改造网络即可实现视频点播，在有线电视等宽带网中应用广泛。
On the other hand, the N-VOD technology can order program without the network reconstructor, and this makes that the N-VOD technology is applied widely in the CATV network and other wide band network.
该技术尤其适合于UWB应用，可直接合成的超宽带波形，而无需搅拌机或高精密过滤器。
The technology is particularly well-suited for UWB applications, allowing direct synthesis of UWB waveforms without the need for mixers or high-precision filters.
手提电脑，无线宽带和黑莓手机的到来意味着高科技工人们无需再围着他们的办公桌工作；未来办公室将被设计成工人可以漫步的地方。
The advent of laptops, wi-fi and BlackBerries means that high-tech workers are no longer tethered to their desks, and the office of the future will be designed to let workers roam.
手提电脑，无线宽带和黑莓手机的到来意味着高科技工人们无需再围着他们的办公桌工作；未来办公室将被设计成工人可以漫步的地方。
The advent of laptops, wi-fi and BlackBerries means that high-tech workers are no longer tethered to their desks, and the office of the future will be designed to let workers roam.
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