4g系统提供移动宽带互联网接入，例如与usb无线调制解调器，笔记本电脑，智能手机和其他移动设备。
A 4g system provides mobile ultra-broadband Internet access, for example to laptops with USB wireless modems, to smartphones, and to other mobile devices.
对于第三代无线移动通信系统，直接序列码分多址将是一种主要的接入技术。
There is every indication that Direct-Sequence Code Division Multiple Access (DS-CDMA) will be one of the multiple access schemes for the third generation wireless mobile systems.
本课题来源于与公司的合作项目——铁路安全监控数据高速移动接入系统，属于其中的软件无线电信号处理部分。
This subject is the signal processing part of SDR system which belongs to a cooperative project — High-speed data transfer access system on monitoring railway security — with a company.
本文主要讨论了第三代移动通信WCDMA系统无线接入网(RAN)建模中的几个关键模型的建立，包括典型业务模型和多小区模型。
The key models of the radio access network (RAN) modeling in WCDMA system are discussed, including the typical traffic models and multi-cell model.
本课题研究主要涉及通信领域的分组数据通信、无线接入、系统组网、移动定位等技术。
The research of the subject involves telecommunication technologies such as packet data communication, network designation, mobile location, and wireless networks technology.
文中给出了一个基于移动公网短信增值服务的无线接入VPN应用系统的解决方案。
This paper intoduces a solution to wireless VPN based on the short message service in mobile net, and describes the fram of this solution and principle of the technique to realize.
公开了一种系统和方法，用于在宽带无线接入通信系统中，在移动用户站中发生掉线时，选择新的服务基站。
Disclosed are a system and a method for selecting a new serving base station when a drop occurs in a mobile subscriber station in a broadband wireless access communication system.
公开了一种系统和方法，用于在宽带无线接入通信系统中，在移动用户站中发生掉线时，选择新的服务基站。
Disclosed are a system and a method for selecting a new serving base station when a drop occurs in a mobile subscriber station in a broadband wireless access communication system.
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