这些无线电将与休斯公司的商业产品和宽带卫星通信能力进行集成。
These radios will be integrated with Hughes' commercial, off-the-shelf products and broadband satellite communications capabilities.
美国联邦通信委员会已经利用了其中没有自己，并建议无线宽带反而会提供更多的竞争。
The FCC has availed itself of none of them, and suggests that wireless broadband could instead provide more competition.
这些无线电将与休斯公司的商业产品和宽带卫星通信能力进行集成。
These radios will be integrated with Hughes’ commercial, off-the-shelf products and broadband satellite communications capabilities. Hughes HX system utilizes Ku-, Ka- or X-band antennas and routes.
另外在未来宽带MIMO无线通信系统中，通常面临频率选择性衰落信道，传统高性能均衡器就会变得异常复杂。
In addition, there will be frequency selective fading in the future broadband MIMO wireless communication systems, and the traditional high-performance equalizer will become extremely complicated.
超宽带技术是目前无线通信中非常有发展前途的技术。
Ultra Wide Band technology is a very attractive technology of wireless communication.
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.
自由空间光通信已经成为一种可行的、宽带宽的无线通信方式。
Free Space Optics (FSO) has become a viable, high bandwidth wireless alternative to fiber optic cabling.
无线at M网络作为宽带多媒体通信的一种解决方案，近年来得到了广泛的研究。
Wireless ATM (WATM) networks as one of techniques to provide broadband multimedia communication have been studied extensively in recent years.
文章主要介绍了MIMO技术在无线宽带通信中的作用以及MIMO技术的研究概况和方向。
The paper introduces the implementation of MIMO technology for broad-band wireless communications, and the researching and the orientation of MIMO technology.
时间脉冲位置调制(PPM)技术在超宽带无线数字通信领域得到了广泛应用。
The pulse position modulation (PPM) technique is widely used in the field of ultra-wideband wireless digital communication.
正交频分复用(OFDM)技术是未来宽带无线通信中最流行的技术之一。
Orthogonal frequency division multiplex (OFDM) is currently one of the most popular techniques for future broadband wireless communications.
全文的内容安排如下：首先在第一章针对研究背景作了详细的介绍，简单介绍了宽带无线通信系统和跨层优化的概念。
The thesis is arranged as follow:First chapter introduces the research background and the concept of Broadband Wireless Communication System and Cross-layer Optimization.
近年来，随着市场需求和技术驱动，宽带无线通信成为当前的研究热点。
In recent years, driven by the market demands and emerging technologies, wideband wireless communication techniques are becoming hot research subjects.
本文主要论述350兆宽带扩频无线通信网络的构成、技术特点、达到的主要技术指标。
This thesis discusses the structure, technical characteristic and main technical index to achieve the 350MHz broadband expanded frequency for wireless communication net.
目前，国内外使用的超宽带无线通信的信息处理与传输协议主要集中在CCSDS协议簇中。
At present, the beyond wideband wireless communicating information process and transmission protocol used in or abroad are focused on the CCSDS protocol family.
在宽带无线数字通信系统中，影响信息高速传输的最主要的一类干扰是由信道的多径效应所引起的频率选择性衰落。
The bandwidth efficiency and ability to combat the effects of frequency selective channels are critical issues in the design of wideband wireless digital communications system.
超宽带是高速无线通信的新技术，然而其较大的带宽会落入GPS频带范围内，造成对GPS信号的干扰。
Ultrawideband is a new technology in high speed wireless communication, but the band′s width will fall into the frequence range of GPS, cause interference to GPS signal.
无论军用和民用，宽带射频技术在无线通信中都占据着日益重要的位置。
Both military and civilian, broadband RF technology in wireless communications in both occupy an increasingly important position.
红外无线数字通信技术与其它无线通信方式相比有宽带、高速、安全性高等特点。
Compared with other wireless communication technologies, it features wide bandwidth, high speed and security.
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.
针对宽带无线通信要求，提出了一种基于半带滤波器和CIC滤波器级联的上采样滤波器组实现方案。
A solution to implementation of digital interpolation filter for wireless communication system was presented based on half-band and CIC filters.
在宽带通信中，软件无线电技术应用中的一个主要问题是后端处理的信号数据率太高，一般的DSP信号处理速率达不到这样的要求。
In broad band communication, there is a key problem of soft radio, the rate of data need for processing is too high, and currently DSP can't do with so high rate data immediately.
提供了一种在宽带无线通信系统中压缩首标的发送装置和方法。
A transmission apparatus and method for compressing headers in a broadband wireless communication system are provided.
正交频分复用(OFDM)技术具有抗多径衰落，频谱利用率高等优点，适合于在宽带卫星通信这种无线环境下进行高速传输。
Orthogonal frequency division multiplex (OFDM) is suitable for Broadband-satellite mobile communication system with the advantage of robustness to muti-path and high bandwidth efficiency.
无线异步传输模式(atm)网络通信系统将在宽带和多媒体个人通信得到广泛应用。
Wireless Asynchronous Transfer Mode (ATM) network communication system will be applied widely in broad band and multimedia personal communication.
超宽带(uwb)无线通信通过直接发送脉冲无线电信号传送数据。
Ultra Wide-band (UWB) wireless communication technology transmits data through sending pulse radio signals directly.
随着宽带无线接入技术的广泛应用，通信系统之间以及通信基站内部的电磁干扰（EMI）现象越来越严重。
With wide application of broadband wireless access technology, the EMI phenomenon is more and more serious among communication systems and inner communication base station.
基于频率不变思想，提出一种适用于宽带无线通信系统下的，新的宽带自适应天线阵列。
Based on the idea of frequency invariant, a wideband adaptive antenna array is proposed for wideband wireless communication system.
频谱共存及兼容是超宽带(uwb)无线通信系统必须考虑的重要问题。
Coexistence and compatibility was an important issue needed to be considered in ultra-wideband (UWB) impulse radio communications.
频谱共存及兼容是超宽带(uwb)无线通信系统必须考虑的重要问题。
Coexistence and compatibility was an important issue needed to be considered in ultra-wideband (UWB) impulse radio communications.
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