Based on the microwave communication, this paper presents the principles and the design of a K-band low noise receiver front-end.
本文以微波通信为研究背景，给出了一种K波段低噪声接收系统前端的原理和设计方法。
The newly built architecture has some effects on the microwave communication, and the new buildings can also be affected by the radiation of microwave.
新建的建筑物对已存微波线路有阻挡作用，并且新建建筑物也会受到微波辐射。
The PLA has been widely using microwave as an integrated part of its strategic and tactical communication networks.
PLA已经广泛地使用微波当做它的战略和战术通信网络的一个整合部分。
The principle and application of the digital microwave communication synthetic test instrument are introduced in this paper.
本文简要介绍了数字微波通信综合测试仪的原理和应用。
The MW-1500 is a digital microwave communication system for radio line of sight (LOS) information transmission.
1500是一种数字式微波通信系统用于视距(LOS)无线电信息传送。
The rapid developments of microwave communication systems require dielectric materials with high performances.
随着微波通讯的飞速发展，对低损耗微波介质陶瓷的要求也越来越高。
"Orion" is the latest in a series of the agents satellite, used to intercept the world many local and long distance call the point-to-point wireless signals-microwave communication.
“猎户座”是美国一种最新的特工卫星系列，被用来截获世界许多本地及长途电话所采用的点到点无线信号——微波通讯。
The experimental receiver has been used in a microwave relay system for TV transmission and digital communication, with satisfactory performances.
所研制的接收机用在传输电视和数字通信的微波转发系统中，已获得良好的试验结果。
In microwave communication, the conventional theodolite method for antenna azimuth calibration is of large error and poor efficiency.
在微波通信中，天线方位角的校准通常采用经纬仪法，存在误差大、效率低的缺点。
Microwave vacuum electron devices are the key components in Radar, communication, broadcasting, accelerators and the other electron systems.
微波电真空器件是雷达、通信、广播、加速器等一些电子系统的心脏部件。
Microwave relay communication systems are also faced with the challenge of digitalization.
微波接力通信系统也面临数字化问题。
This paper mainly compared the optical fiber, digital microwave and satellite communication in technology and economy.
本文着重对光纤、数字微波和卫星通信几种传输方式进行经济、技术比较。
The characteristics of digital microwave communication network are introduced, the route diagram of Fenxi mining bureau is presented, and some improving opinions are put forward.
阐述了数字微波无线通信网的特点，同时介绍了汾西矿务局数字微波通信网路由图，并提出了改进建议。
In this paper, the architecture of automatic control system for microwave Communication is studied.
本文研究微波通信自动化控制系统的结构。
The MW-1500 is a digital microwave communication system for radio line of sight (LOS) information transmission.
MW- 1500是用于无线电通信视线(LOS)信息传送的一种数字式微波通信系统。
The rapid development of communication technology advance the study of microwave materials and its device, and micromation device also become its trend.
通信技术的飞速发展极大促进了微波材料及其器件的研究，而微波器件的片式集成化已经成为目前射频、微波器件的发展趋势。
From the mode of information transmission, the wireless communication can be classified as long wave, medium wave, shortwave, ultra short wave, and microwave.
无线通信系统按其传播信息的方式，可分为长波、中波、短波、超短波和微波通信方式。
Describes the blockage of three urban microwave circuits for the provincial electric power dispatching communication building, and discusses the countermeasures taken to eliminate the problems.
介绍了我省电力调度通信大楼在市区内三条微波电路被阻挡的情况，阐述了解决的方法与处理的过程。
The project consists of the channel, shipping dock, road bridge, control lock, harbor, shipyard, ship-repairing station, microwave communication, etc.
航道、船闸、公路桥、节制闸、港口、船厂、航修站、微波通信等项目。
The method of calculating the reflection point positions and path clearance of the electric wave at the level ground and mountainous region for the microwave relay communication is described.
本文叙述在微波中继通信中，确定和计算电波在平坦地面和起伏山地的反射点位置及路径余隙的方法。
The illustrating method via Smith Chart is one of the important tools for the design of the transmission line problem in microwave communication.
史密斯圆图图解法是通信中微波传输系统设计中的重要工具之一。
In digital microwave communication mode, the waveform distortions caused by frequency-selective fading are the main cause of the propagation quality deterioration.
在数字微波通信方式中，频率选择性衰落引起的波形失真成为传输质量恶化的主要原因，但没有统一的评价方法。
High power linear amplifier is the key component of satellite communications, wireless communications, high capacity numeral microwave communications, CATV, WLAN and other communication systems.
高功率线性功放是军用卫星导航通信、无线通信、大容量数字微波通信、广播电视、无线接入等系统急需的关键部件。
Small size, low weigh and high working frequency are the characteristics of multilayer ceramic microwave filter, and it is now being employed in communication and electric products application.
多层陶瓷微波滤波器是一种基于低温陶瓷共烧技术的新型滤波器，具有小型化、轻便化和高频化特点，在通信、汽车、数字化家电等产品中已得到广泛应用。
In the paper, the source and sorting of noise in microwave communication receiving system is described; and noise coefficient and network noiseness are analysised in detail.
本文全面论述了微波通信接收系统的噪声来源和分类，并较详细地分析了噪声系数及网络的噪声特性。
Suitable for the microwave equipment and body of the digital communication system and join the body in the cable or the micro-strip line frequently in the loop frequently.
适用于微波设备和数字通信系统的射频迴路中连接射频电缆或微带线。
Free space optical communication has the advantages of both fiber communication and microwave communication, and now it is a new broadband communications which arouses great interests of people.
自由空间光通信结合了光纤通信和微波通信的优势，已成为一种新兴的宽带无线通信方式，受到了人们的广泛关注。
The discus - sion of the effect on multiplex telephone communication by noise of FM satellite communication sys - tem and microwave relay communication system is also included.
专门讨论了调频制卫星通信和微波中继通信系统中的噪声对多路电话通信的影响。
The discus - sion of the effect on multiplex telephone communication by noise of FM satellite communication sys - tem and microwave relay communication system is also included.
专门讨论了调频制卫星通信和微波中继通信系统中的噪声对多路电话通信的影响。
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