接口：站与网络间的接口，在电话系统中称为本地环路。
Interfaces: the interfaces between the stations and the network, referred to in the phone system as the local loops.
较长的本地环路需求某种形式的放大机制以维持信号强度。
Longer loop lengths require some form of ampli? Cation in order to maintain signal strength.
通过这些本地环路，多个用户按需竞争有限的核心网络资源。
Through those local loops multiple users compete for limited core network resources on demand and as available, with each switch serving as a point of contention.
国内华为、中兴、大唐公司和国外许多公司都开发了自己的无线本地环路系统。
Domestic companies like Huawei, Zhongxing and Datang as well as many overseas companies have developed their own WLL systems.
无线本地环路系统是近年来兴起的接入系统之一，它具有许多有线系统所没有的优点。
The wireless local loop system is one of tbe access systems that have emerged these years, and has many advantages lacking in other cable systems.
无线本地环路系统具有规划简单、安装方便、开通迅速、使用安全可靠等特点，有利于向个人化和宽带化发展。
The wireless local loop system features simple planning, easy installation, rapid provisioning and high reliability and facilitates the evolution towards personal and broadband services.
在无线本地环路的各种技术手段中，扩频技术以其高数据速率和在一定条件下无需频率许可证等优点，在数据传输中得到越来越广泛的应用。
Among the use of various technologies in WLL, the use of spread spectrum is increasing due to its high data rate, no license in certain condition, etc.
休斯网络系统公司(HNS)的GMH2000固定无线系统是一个基于E - TDMA的系统，它为公用电话业务提供了最有效的无线本地环路的解决方案。
The E-TDMA-based GMH2000 fixed radio system developed by Hughes Network Systems (HNS) provides an effective local radio loop solution for the public telephone service.
休斯网络系统公司(HNS)的GMH2000固定无线系统是一个基于E - TDMA的系统，它为公用电话业务提供了最有效的无线本地环路的解决方案。
The E-TDMA-based GMH2000 fixed radio system developed by Hughes Network Systems (HNS) provides an effective local radio loop solution for the public telephone service.
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