宽带移动通信技术近年来是通信技术市场的热点。
Broadband mobile communication technique has become a hot topic in recent years in the communication technique market.
OFDM无线宽带移动通信系统中信道估计与均衡技术研究，Ph。
D thesis, OFDM wireless broadband mobile communication systems channel estimation and equalization study, Ph.
本文阐述了该专用宽带移动通信系统移动台MAC层的设计与实现。
The main topic of this thesis is about the design and implement of MAC layer for mobile station.
正交频分复用(OFDM)是为宽带移动通信而提出的新型调制技术。
Orthogonal frequency division multiplexing (OFDM) is a new modulation method for broadband mobile communications.
第一章概述了专用宽带移动通信系统功能和结构，以及本人的主要工作。
Chapter One introduces the function and structure of broadband mobile communication system, and the author's work.
在未来宽带移动通信中，存在两个最严峻的挑战：多径衰落信道和带宽效率。
In the future broadband wireless communications, there will be two severe challenges to be faced, which are frequency selective fading channels and bandwidth efficiency.
Montpetit想联结不同的通信系统（尤其是移动和宽带服务）创造一个优质的用户体验。
Montpetit wants to unite different communication systems--especially cellular and broadband services--to create an elegant user experience.
OFDM技术将成为未来无线通信中的核心技术，在认知无线电、4G移动通信和无线宽带接入等领域得到广泛的应用。
OFDM technology will become the core technology for wireless communication in the future, OFDM will be widely used in cognition radio, in the 4G mobile communication and the wireless broadband access.
它将广泛应用于高清晰度和标准清晰度的数字电视广播、激光视盘机、移动多媒体通信、视频会议与视频监控、宽带网络流媒体、数字电影等产业。
It will be widely applied to HDAB and SDAB, Laser Disk machine, moving multimedia communication, video conference and video monitor, wide band net stream media, digital film, etc.
呼之欲出的第三代(3G)移动通信不仅能提供现有的各种移动电话业务，还能提供高速率的宽带视频业务，支持高质量的话音、分组数据业务以及实时的视频传输。
The incoming 3g could not only support the existing mobile operations, but also broad band video operations high quality voice packet data transmission and real time video communication.
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.
自适应调制技术是移动宽带通信系统的核心技术之一。
Adaptive modulation technology is one of the crucial techniques for the mobile broadband systems.
中国联通是中国三大电信运营商之一，提供集宽带、固话及移动通信业务为一体的全业务通信服务。
China Unicom is one of the leading telecommunication operators in China, providing integrated telecommunication service in terms of broadband, fixed-line and mobile communication.
卢旺达已经启动了一个宽带无线网，以便同卢旺达的第一个移动通信经营者――南非MTN公司的一家分公司竞争。
Rwandatel has launched a broadband wireless network to compete with Rwanda's first mobile operator, a subsidiary of MTN South Africa.
未来移动通信系统中，高速率的数据传输决定了宽带传输的必要性。
In future mobile communication system, the high transmission rate determines the choice of wideband transmission.
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.
基于星上路由交换技术的宽带卫星通信系统一直是未来移动通信系统的重要组成部分。
Wideband satellite communication system that based on the satellite - based Routing and Switching system is an important pattern of future mobile communication system.
下一代移动通信系统需要实现宽带传输，并能支持多种业务。
The next-generation mobile communication systems are expected to provide wideband transmission for mobiles and support multiple services.
在市场和技术的双重推动下，移动通信走向宽带化、智能化、多业务化已经是一个必然的趋势。
Under the push of the market and the techniques, it's an inevitable trend that the mobile telecommunication will be broad-band and intelligence and carry various services.
未来无线通信网络的两个最重要的研究问题就是宽带和无缝漫游，而移动性管理是实现网络间无缝漫游的关键难题之一。
The terms broadband and seamless are the main keywords for future wireless communication systems and the mobility management is the most important problem in seamless roaming across systems.
POC业务是伴随着3G网络建设的日益临近而随之产生的一种基于无线蜂窝移动通信网的宽带业务。
With the approaching of 3g networking, a kind of business of broadband based on mobile communication network POC (Push to Talk over Cellular) has appeared.
先进的数字移动通信技术、sdh光通信系统技术、密集波分复用技术得到广泛采用，宽带综合业务数字网、at m宽带交换系统等高新技术正在网上试验。
Advanced technologies like digital mobile communications, SDH, dense WDM, etc. have found wide application and high and new technologies like B-ISDN and ATM are on trial over the network.
对宽带码分多址(WCDMA)蜂窝移动通信系统中下行链路的正交可变扩频因子(OVSF)码字分配问题进行了建模分析。
The modeling and analysis of orthogonal variable spreading factor (OVSF) codes assignment in wideband code division multiple access (WCDMA) cellular communication systems are presented.
下一代移动通信的目标是以最低的代价（带宽、功率、复杂度）为日益扩大的用户群提供更加可靠、高速的宽带数据业务。
The next generation mobile communication systems aim at providing higher quality and data rate transmission at the minimum lost (power, bandwidth or complexity ) in finite wireless resource.
全球通信产业呈现出移动化、宽带化、IP化的趋势。
Nowadays the global communication industry displays the traits of Mobility, Broadband and IP-based Architecture.
它在超宽带无线移动通信、相控雷达、微波毫米波传感、微波毫米波信号处理等多个领域具有潜在的应用前景。
It has many potentional ampliations in ultra-bandwidth wireless mobile communication, array phase radar, sensors of microwave and millimeter-wave, microwave and millimeter-wave signal processing.
随着人们对通信数字化、宽带化、个人化、移动化的要求，OFDM正在成为移动通信中的研究热点。
With urged demand on the digital, wideband, personal and mobile communication, OFDM has become one of the hottest topics in this field.
移动台在移动过程中产生的跨区切换是无线宽带通信系统中的一个难点。
Handover is one of the most important and complex processes in wireless broadband communications.
本发明公开一种超宽带全向吸顶天线，包括：用于完成移动通信系统信 号的室内覆盖，包括：金属底板；
The invention discloses an ultra-wideband omnidirectional ceiling antenna which is used for finishing the indoor signal coverage of a mobile communication system.
本发明公开一种超宽带全向吸顶天线，包括：用于完成移动通信系统信 号的室内覆盖，包括：金属底板；
The invention discloses an ultra-wideband omnidirectional ceiling antenna which is used for finishing the indoor signal coverage of a mobile communication system.
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