查询词典 antenna array

A bi-static dioptric optical antenna is designed and evaluated with optical design software ZEMAX. This design eliminates backscatter from transmitter to receiver and simplifies the beam pointing and tracking subsystem.

光学天线是FSO系统的重要组成部分，本文设计了收发分离的折射式光学天线，并用光学设计软件ZEMAX进行模拟和评价。

Furthermore, a size reduction rate of 50% compared with a general dipole antenna is realized.

此外，天线高度和常规偶极子天线相比减小了约50%。

A folded dipole antenna is in the shape of the letter T.

被折叠的偶极天线是在信件T 的形状。

There are three parts in this paper: developing of FM type signle channel Doppler duection finder; studying of FM/AM type single channel Doppler direction finder, applying moment method for antenna on direction finding system.

主要包括以下三方面的内容：（1）FM方式单信道多普勒定向仪的研制；（2）FM/AM多方式单信道多普勒定向仪的研究；（3）测向天线的矩量法研究。

A modern direction finder, as was then used for radio navigation in large passenger ships, used a steerable ring antenna to determine the airship's position from any two radio transmitters either land or ship-based.

一个现代化的方向搜索，因为当时使用的无线电导航大型客船，使用环形天线可操纵的飞艇，以确定的立场，任何两个无线电发射机或船舶或者土地为基础的。

Inspection installation for loop antenna of direction finder on berth.

测向仪环状天线船台安装检查。

Simulation results show that this antenna can broaden the practical bandwidth for both higher directivity and impedance matching.

仿真结果显示这种改进增宽了此类天线兼顾高定向性和阻抗匹配的实用频带。

The result of simulation can provide reference to antenna designing. A method is given to compensate the dissymmetry.

分析了天线幅度、相位不对称对测量角误差的影响性质，可为提出天线设计的对称精度要求提供参考，并提出了天线幅度、相位不对称的补偿方法。

Shenzhen Horizon Electronics Co.,Ltd.is the authorized distributer of Murata which is among the top 500 companies in the world. The products of Murata such as MLCC, EMI noise suppression products, EMI filters, Resonators, Saw filters, Antenna switch is widely used in mobile phones, mp3,digital camera, computers and other kinds of electronic products.

深圳市鸿容通电子有限公司是村田电子元器件授权经销商，村田电子制造所是世界五百强企业之一，世界被动元器件的领导者，其生产的多层片状陶瓷电容，电感，磁珠，陶瓷震荡子，陶瓷滤波器，声表滤波器，天线开关，压腔震荡子等产品广泛的应用于手机， mp3，数码相机，电脑等世界上各类电子产品中。

Fixing the Antenna: Use of a double-faced adhesive tape on the grounding plate is recommended.

固定天线：推荐在接地板上使用双面胶带。

"Second Life is remarkably easy to work with, and is very popular,"

"第二次生命是显着容易的工作，并且很受欢迎，"

For example, we usually assume that materials are homogeneous and isotropic and free of internal defects or flaws.

为了得到适合有限元分析的模型，我们必须经过如图2所示的简化步骤。