宽带无线接入技术作为下一代通信网中最具发展潜力的接入技术之一，正受到业界越来越多的关注。
As one of the most promising technology in the next generation communication network, BWA (Broadband Wireless Access) has drawn much attention and became a hot spot of researching.
软交换技术是一个能够提供下一代分组通信——包括语音、宽带和无线网络的平台。
Softswitch is a technique that can supply next-generation packet communications including speech, wideband and wireless networks.
下一代移动无线通信系统的目标是实现无所不在的、高质量的、高速率的宽带多媒体通信。
The next generation wireless mobile communication system is expected to provide ubiquitous, high-quality, and high-rate mobile multimedia transmission.
下一代无线通信所要面对的一个主要问题就是：对于宽带服务和应用迅速增长的需求。
One of the main problems faced by future mobile communication systems is the rapid increase in the demand for wideband services and applications.
在这样的背景下，超宽带(uwb)技术引起了人们的重视，已逐渐成为无线通信领域研究、开发的一个热点，并被视为下一代无线通信的关键技术之一。
UWB is an important technology for indoor high rate wireless communications and now it is looked as one of the key technologies for the next generation wireless communication systems.
超宽带（UWB）是一种具有广泛应用前景的短距离无线通信技术，被采纳为无线个域网（WPAN）以及下一代蓝牙通信的物理层。
The ultra wide band (UWB) wireless communication technology is supposed to be used in physical layer of the wireless personal area network (WPAN) and next generation Blue Tooth.
超宽带（UWB）是一种具有广泛应用前景的短距离无线通信技术，被采纳为无线个域网（WPAN）以及下一代蓝牙通信的物理层。
The ultra wide band (UWB) wireless communication technology is supposed to be used in physical layer of the wireless personal area network (WPAN) and next generation Blue Tooth.
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