接收天线

一种星载GPS接收天线

A GPS Receiving Antenna on Satellite

几种Ku波段卫星直播接收天线的设计与分析

Design and Analysis for Several Ku-band Satellite Broadcast Receiving Antenna

C波段双波束卫星接收天线及高效双模双波束馈源系统

C Band Dual Beam Satellite Receiver Antenna and High Efficiency Dual Mode Feeding Source System

用MATLAB编写了计算接收天线方位角、仰角和极化角的程序；

Using MATLAB calculate azimuth , elevation and polarization angle .

此系统包括两个GPS接收天线、一个信号处理电路和算法程序。

It comprises two GPS receiving antennas , a signal processing circuit and an algorithm .

一种实用GPS接收天线的设计

Practical Antenna for GPS Applications

MIMO系统中的接收天线选择与用户选择技术研究

Research on Receive Antenna Selection and User Selection for MIMO Systems

MIMO系统中最大化信道容量的联合发射与接收天线选择算法

Joint transmit and receive antenna selection in mimo systems for maximize channel capacity

无线通信系统中的多输入多输出（MultipleInputMultipleOutput，MIMO）技术，是指利用多根发射天线和接收天线进行无线传输的技术。

The technology of Multiple Input Multiple Output ( MIMO ) for wireless communication , refers to the use of multiple transmit and receive antennas for wireless transmission .

UHF全频段电视接收天线

An UHF All Band TV Receiving Antenna

关于DBS小口径接收天线选型几个问题的探讨

Discussion on the Choice of Small Aperture DBS Receiving Antenna

根据星载GPS接收天线的主要技术要求，给出了谐振式四臂螺旋天线用于星载GPS天线的设计思路与设计过程，并给出了最后的测试结果。

According to the main technical requirements of GPS receiving antenna on satellite , the design and the test results for resonant quadrifilar helical antenna are given .

DGPS微带接收天线阻抗特性的分析方法

Analysis Method of Impedance Character of DGPS Microstrip Receiving Antenna

小波在DGPS微带接收天线分析中的应用

The application of wavelet to the analysis of DGPS microstrip receiving antenna

其中，接收天线的选取、天线座到模块RFIN端的50欧姆阻抗匹配设计以及电源模块的设计等都在本文中作了详细阐述。

The selection of receiving antenna , the 50 ohm impedance matching design and the design of power modules are elaborated in the paper .

MIMO（MultipleInputMultipleOutput）通信系统利用多根发射天线和接收天线进行无线传输，大大地提高了无线通信系统的容量。

Multiple Input Multiple Output communication system is a wireless transmission system which adopts multiple transmits antennas and receives antennas . MIMO technology significantly improves the capacity of wireless communication systems .

Ku波段DBS微带接收天线阵

A Ku-band DBS Microstrip Receiving Antenna Array

多输入多输出（MIMO）雷达具有多个发射天线阵元和多个接收天线阵元，每个阵元发射不同的信号且发射信号相互正交。

Multiple-Input-Multiple-Output ( MIMO ) radar system has many transmit and receive antennas , each transmit antenna sends different signals and these signals are orthogonal .

本文针对满秩的MIMO信道（即接收天线数不少于发送天线数的情况下）提出了两种具有类最大似然（ML）的性能的低复杂度的次优软均衡算法。

For full-rank MIMO channels ( the receiver has more antennas than the transmitter ), we propose two low complexity sub-optimal soft equalization algorithms with quasi-ML performance .

分层空时结构（BLAST）是一种通过使用多根发射天线和接收天线，以及在接收端使用先进的信号处理技术来获得高频谱效率的技术。

Bell-labs Layered Space-Time ( BLAST ) is a technique for achieving high-spectral efficiencies using multiple transmit antennas , multiple receive antennas , and advanced signal processing at the receiver .

另一方面，也是本文的研究重点，针对多用户MIMO系统中存在的用户选择与调度问题，分别考虑移动终端配置单根和多根接收天线的情况，提出相应的解决方法。

For multi-user MIMO systems , in case of single or multiple receive antennas at mobile terminals respectively , corresponding solutions for user selection are proposed .

作为未来无线通信系统空中接口技术的核心组成部分，配置多个发射天线与接收天线的MIMO技术和空时编码技术受到越来越多的重视。

As the key components of the air interface of the future wireless communications system , MIMO and space-time coding have attracted more and more attention of researchers .

在传统的MIMO系统（称为天线信道MIMO系统）中，多个接收天线的输出被直接选作多输出信号。

In a conventional MIMO system that is refered to as the antenna-channel MIMO system , the outputs from receive antennas are selected directly as the multiple-output signals .

虽然GPS观测技术可以提供三维的地壳运动信息，但由于大气折射、发射和接收天线相位中心误差等因素的存在，GPS垂向定位精度较低。

Although GPS measurements can provide three-dimensional crustal deformation , due to the atmospheric refraction , the antenna phase centers of satellite and receiver , the accuracy of vertical positioning is lower than the horizontal .

仿真结果表明，当到达角增大时，相关系数随之减小，从而使接收天线选择后MIMO信道容量有一些降低。

The simulation results show that the correlated coefficient decreases , and the channel capacity of MIMO system after antenna selection slightly decreases , when the receiving angle increases .

MIMO技术在发射天线端和接收天线端均使用多个天线，从而能在不增加系统带宽的情况下成倍提高系统的数据传输速率和传输质量。

MIMO technology uses multiple antenna both at the sender andreceiver , through which to improve the data transfer rate and transmission quality of system , butwithout increasing bandwidth .

超宽带异面Vivaldi接收天线的设计与研究

Design and Research On Ultra-Wideband Antipodal Vivaldi Receive Antenna

自动轮胎定位技术基于三维近场源定位技术，通过安装于轮胎内的二维LF接收天线、LF接收唤醒模块和中央监视器内的三维LF发射天线实现。

The Automatic Tire Location is based on3-D near field single source location , and is realized by2-D LF receiving antenna , LF waken-up module and3-D sending antenna .

线性MMSE检测子的峰值频谱效率与发送天线数有关，随发送天线数的增加而减小，随接收天线数的增加而增大。

The peak spectral efficiency of MMSE detectors decreases as the number of transmission antennas increases and increases as the number of receiving antennas increases .

最后采用中科院上海天文台佘山25m卡式天线作为接收天线对方向图进行观测。

Making use of the Shao ′ s25 metres Cassegrain antenna as the receiver to observe the antenna beam pattern .