移动电话通信通过一个称为基站的固定天线网络发射无线电波。
Mobile phones communicate by transmitting radio waves through a network of fixed antennas called base stations.
MILES采用舰载相控阵天线,自动获取和跟踪移动的地面以及无人航空器目标。
Using a shipboard-configured phased-array antenna, the MILES autonomously acquired and tracked moving ground and unmanned aerial vehicle targets.
即便现代社会生活通过卫星天线和移动电话慢慢渗入到这个古老的乡村,辛旁迪一家说,他们希望这个古老的传统能在他们孩子的身上得以延续。
Even as modern society arrives in this ancient village through satellite dishes and mobile phones, the Pundirs say they want their age-old tradition to continue with their children.
这艘船的特点是有比较低的轮廓,天线和移动甲板舱,这些特点使得它在穿过桥梁的时候更加容易(原文直译过来时:这些特点使得它不再需要吊桥)。
Technical features of the craft are low silhouette, lowering aerials and moving deck cabin which makes the icebraker have no need of draw bridges.
工作原理:一个两米长的天线和移动发电器制造95束千兆赫(3毫米)的辐射对准目标。
How it works: a 2-metre antenna and mobile generator produce and aim a beam of 95-gigahertz (3-millimetre) radiation.
本文介绍了智能天线在未来移动通信系统中的重要作用。
In this paper, the role of smart antenna in future mobile communication system is introduced.
然而由于移动台的尺寸和载频的限制,使多天线技术很难实现。
However, due to the size of a mobile and carrier frequency constraints, multiple antennas can not be possibly implemented.
波束形成算法作为智能天线的核心,近年来成为移动通信领域中的一个研究热点。
As core of the smart antenna, beam-forming algorithms have become a hot topic in the study of mobile communication.
本文研究了在第三代移动通信WCDMA系统中的智能天线应用。
In this paper, the applications of smart antennas in WCDMA system are discussed.
在移动通信系统中,采用智能天线可以通过降低系统信噪比(SIR)来提高容量。
In mobile communication system, adopting smart antenna can decrease system SIR (Signal-Interference Ratio) and enhance system capacity.
用于移动通信站的天线系统,该通信站,和用于无线通信的一种方法。
Antenna system for mobile communication station, such station, and method of radio communication.
某些移动卫星通信天线自动跟踪系统采用激光陀螺进行跟踪,但激光陀螺跟踪有其不足之处。
A new method, gadient algorithm, is put forward to replace the laser gyroscope for the antenna autotracking system of the mobile satellite communication earth station.
文章首先介绍了3G移动通信系统,对TD-SCDMA技术及智能天线系统进行了详细的阐述。
The thesis introduces the 3G mobile communication system in the first, expounds the TD-SCDMA technology and smart antennas system.
智能天线技术可以在提高移动通信服务容量和质量的同时而不占用更多的频谱资源。
Smart antenna technology gave a solution for the increasing capacity and quality demands for mobile communication services without a corresponding increase in RF spectrum allocation.
数值结果表明,采用该技术可以快速有效地分析舰船、飞机等真实移动平台上线天线的辐射特性。
Numerical results show that the technique is suitable for the fast and efficient analysis of radiation behavior of wire antennas mounted on the real mobile platforms of ships, planes, etc.
这套移动终端电磁兼容测试系统最关键的组件就是超宽带检测天线。
The most critical component of the EMC testing system for mobile handsets is the UWB detecting antenna.
智能天线技术为解决频率资源不足、提高移动通信系统容量和系统服务质量提供了一个有效的解决途径。
The smart antenna technology is an effective solution to take good use of the frequency sources and to promote the capacity and the service quality of the communication system.
移动通信的迅猛发展,对应用于无线通信系统的天线提出了小型化、宽频带、多频段工作等要求。
With the great development of wireless communication, there comes great demand of multi-frequency and broadband antennas of compact size.
论述了智能天线技术在第三代移动通信中的重要作用,并重点介绍了自适应阵天线及智能天线的两种实现方案。
This paper tells the importance of smart antennas for the third generation mobile communication system and focuses on the adaptive array antennas.
多波束天线技术是卫星移动通信系统中的关键技术之一。
Multi-beam antenna is a key technology in the satellite mobile communication system.
因而,采用这种方法可以比较好的去除天线之间的相关性,可以使M IM O技术有效的应用在军用移动通信中。
Therefore, antennas decorrelation method is quite effective to remove the correlation of working antennas, which can makes the MIMO well applied to the military mobile communication system.
开展与移动通信,RFID,UWB和GPS等相关的天线理论与应用系统等方面的研究工作。
Research topics related with antennas and propagation theory, and applications in wireless communication, RFID, UWB and GPS.
为了改善移动卫星天线的控制性能和稳定性,本文进行移动卫星天线的自适应鲁棒控制系统的研究。
The use of the adaptive robust controller for improving control performance and stability of mobile satellite antenna systems is investigated in this paper.
用有限的空时码进行扩谱,并利用较少的发射天线和接收天线进行信号的发射与接收,从而在TD _ SCDMA移动接收端获得最大的扩谱增益。
Base_station USES finite number of space_time codes to spread, and small number of antennas to transmit and receive signal, thus TD_SCDMA mobile terminals can obtain maximal spreading gain.
介绍了多信道漏泄通信系统、分布天线通信系统和小区制移动通信系统等一些新型矿井移动通信系统。
Introduced some new type underground mobile communication system, such as leakage communication system, distributed antenna communication and region mobile communication, etc.
阐述了天线相位中心的基本概念,定量研究了天线相位中心移动对GPS观测量的影响。
This paper presents a concept of antenna phase center. Effects of antenna center movement on GPS observables are studied.
实验结果验证了分形天线的多频段特型,此天线在无线、个人移动通信中有应用前途。
The result of experiment testifies multiband characteristic of fractal antenna and it is an attractive candidate for wireless and mobile communication application.
实验结果验证了分形天线的多频段特型,此天线在无线、个人移动通信中有应用前途。
The result of experiment testifies multiband characteristic of fractal antenna and it is an attractive candidate for wireless and mobile communication application.
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