Pilot symbol aided detection is an efficient detection scheme used in land mobile radio environment.
引导码元辅助检测是陆地移动无线环境下的一种有效检测方案。
AGT will provide the integrated land mobile radio solution as well as video teleconferencing systems for the program.
AGT公司将为该计划提供集成陆地移动无线解决方案和视频会议系统。
On a digital mobile radio channel model, using computer simulation, we compare the SWFTF DFE algorithm with o...
在数字移动通信信道模型上，利用计算机模拟，在均方误差和误码率特性方面与其它均衡器算法进行了比较。
In this paper, we present the link level performance of the JDtransceiver for the third generation mobile radio system.
本文给出了第三代移动通信系统中采用联合检测接收机的链路级性能。
I was riding in the so-called White House press "pool" car, a telephone company vehicle equipped with a mobile radio-telephone.
我坐在所谓白宫记者专车里。这是电话公司的汽车，装有机动无线电话。
Product categories include: Cellular, PCS, paging, specialized mobile radio, satellite, wireless data transmission and fixed wireless services.
产品包括：蜂窝，传呼，专业移动广播设备，无线数据传输及固定无线服务等。
The FCC (Federal Communications Commission) sets spectral masks or adjacent-channel-power-ratio requirements on some services, such as land mobile radio.
FCC(美国联邦通信委员会)规定一些设备上，如地面移动无线电，频谱遮罩或邻近信道功率比的需求。
The frequency time selective fading resulted from multipath dispersion and Doppler frequency shift is an important characteristic of urban mobile radio channel.
由多径色散及多普勒频移造成的频率—时间选择性衰落是城市移动无线信道的一个重要特性。
Building the radio propagation model on special frequencies is an important factor decided the mobile radio communication network whether or not to be put up successful.
在特定频段上建立无线传播仿真模型是决定移动通信系统无线网络搭建是否成功的重要因素之一。
It is an important action to improve the propagation quality of communication suffered from rising the BER on multipath propagation in digital mobile radio communication.
这对于在移动数字通信中，改善由多径效应引起的误码率增高而严重影响通信的传输质量，具有非常重要的指导作用。
WCDMA technique which is considered to be the most promising candidate for the next generation mobile radio system has received increasing attention in communication field.
WCDMA技术正成为通信领域的热点，被人们认为是下一代移动通信体制的主流技术。
In the further CDMA cellular mobile radio system, an efficient resource allocate scheme for the downlink is necessary, since most of the traffic flow is from base station to mobiles.
在未来的CDMA蜂窝系统中，绝大部分业务是从基站流向移动台。因此，一个有效的资源分配方案对于前向链路是非常必要的。
From this point, M-ary Quadrature Amplitude modulation (MQAM), MultiCarrier modulation (MCM) and adaptive modulation techniques are good candidates in next generation mobile radio system.
从这一点出发，多元正交幅度调制(MQAM)、多载波调制(MCM)及自适应调制技术成为下一代移动无线系统中最有竞争力的几种候选技术。
A new technique is described, transparent tone in band (TTIB), which can combat the effects of multipath propagation on single sideband (SSB) mobile radio system is describe in this paper.
先进的抗干扰技术——ttib(透明带内导音)，它可以抗短波单边带移动电台系统上的多径干扰。
A new kind of mobile radio communication network, called Full-Duplex network Without Any Central Controller, which is of multiple Shared channels and can serve multi-traffics, is proposed.
本文提出一种具有多信道共用、能服务于多种业务的新型移动通信网——全双工全分布式控制网。
Greg Brown, Motorola co-chief executive, is to lead the company that will consist of the group's units that make network infrastructure and mobile radio equipment for the emergency services.
集团旗下建设网络基础设施和制造应急服务移动电台设备的两个部门，将组成一家新公司，由摩托罗拉联席首席执行官格雷格·布朗(Greg Brown)执掌。
This paper gives a simple algorithm of quasi-optimal frequency distribution for mobile radio systems, in which the third-order inter-modulation does not appear. The computation results are given.
本文提出了移动电台无三阶互调的准最优频率分配的简化算法，并给出了计算结果。
A person trained in this field may need to know how to set up and maintain telephone equipment, voicemail systems, fiber optic and microwave communication links, as well as mobile radio equipment.
在这个方面受过训练的人可能要知道如何和维护电话设备、语音信箱系统、光纤和微波通信线路，以及移动通信设备。
On a digital mobile radio channel model, using computer simulation, we compare the SWFTF DFE algorithm with other equalizer algorithms in the characteristics of mean squared error and bit error rate.
在数字移动通信信道模型上，利用计算机模拟，在均方误差和误码率特性方面与其它均衡器算法进行了比较。
The telegraph, the telephone, and radio were the obvious predecessors of the Internet, iPods, and mobile phones.
电报、电话和无线电显然是互联网、iPods 和移动电话的前身。
Each fully-charged Solar Milk battery can charge a mobile phone three or four times, or a radio once or twice.
每块充满电的太阳能牛奶电池可以给手机充电三到四次，或者给收音机充电一到两次。
Mobile phones communicate by transmitting radio waves through a network of fixed antennas called base stations.
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。
Space on the radio spectrum is the most valuable raw material in mobile telecoms, India's most dynamic industry.
在印度最有活力的实业——移动电信中无线电频谱的空间是最有价值的原材料。
Half of smartphone users said they browse the mobile Web while watching TV, listening to the radio, and while traveling.
半数智能手机用户声称他们在看电视，听广播和旅游时，会同时浏览移动网页。
Recalling the revolution TV brought to a business world hooked on radio as a case study, mobile has the potential to reshape the entire travel marketplace.
报告回顾了电视在依赖于广播的商业世界中所掀起的变革，作为案例分析。同样，移动设备也有潜力重塑整个旅游业。
The Ministry of Health and IFRC are conducting intensive social mobilization activities, including the use of radio broadcasts and mobile film vans to reach at-risk communities.
卫生部以及红十字会和红新月会国际联合会正在开展强化社会动员活动，包括利用无线电广播和流动放映车与危险社区建立联系。
The software then uses Bluetooth, the short-range radio technology built into many mobile phones, to check whether any friends or other members with similar interests are within 20 metres.
这个软件可以通过蓝牙技术以及短程无线电技术作用到手机上，去检测在我们周围的20米内有没有和我们兴趣相投的朋友。
Mobile phones use radio waves to send and receive calls and these produce small electromagnetic fields that can be absorbed by the head and brain.
手机利用无线电波接打电话，而且这些无线电波会产生能被人脑吸收的电磁场。
In a mobile base-station the radio circuitry usually sits in a cabinet and is connected by a cable to an antenna on the tower overhead.
手机基站的无线电路通常在一个机柜里，由电缆连接到高架塔上的天线。
But a study by Japan’s four mobile telephone operators found no evidence that radio waves from the phones harmed cells or DNA.
而日本四大手机运营商所做的一项研究报告却发现，没有证据表明来自手机的无线电波会对人体细胞或者脱氧核糖核酸(DNA)造成损害。
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