中继通信

国家航天局表示，“祝融号”火星车将继续向乌托邦平原南部的古海陆交界地带行驶，实施拓展任务。据介绍，目前，环绕器运行在中继通信轨道，主要为火星车进行中继通信（relaycommunication）。

The CNSA added that the rover will continue to move to the boundary zone between the ancient sea and land in the southern part of Utopia Planitia to carry out tasks .

多用户MIMO中继通信系统中的网络预编码方案

Network Precoding Scheme for the Multiuser MIMO Relay System

本文主要研究Turbo乘积码在中继通信系统中的应用。

This major researches the applications of Turbo product codes ( TPC ) in the relay communication system .

两种技术结合起来组成的MIMO中继通信网络将使系统性能得到更大的提升。

MIMO relay communication network is composition of the two technologies , so it will further enhance system performance .

中继通信技术能有效扩大通信覆盖范围，提高边缘用户速率，增进网络负载均衡，已成为长期演进增强系统（LTE-A）中的重要技术。

Relay communication technology , which can expand communication coverage , improve edge user rate and balance network load , has become an important technology in LTE-A systems .

研究表明，根据输入输出变量的统计特性分析，可以预先确定Turbo码定点译码中的数据定点位宽和相关归一化参数。最后，本文讨论了中继通信系统下基于Turbo码的协作编码技术方案。

It is shown that both the data width for quantization processing and the respective normalization parameters could be derived by using the input-output statistics analysis . Finally , the coded cooperation scheme based on Turbo codes is discussed for wireless relay network .

馈线自动化系统采用有线中继通信方式，实现分站和各个FTU的通信，分站和分站之间的通信，分站和主站之间的通信。

The feeder automation ( FA ) system is based on relayed wire communication in order to achieve communication between substation and every FTU , and each substation , and the main station .

与MIMO不同的是，协作中继通信系统并不要求发射端安装多个天线，而是通过系统中的其他空闲节点作为中继形成一个虚拟的MIMO系统，从而实现空间上的分集，提高信息传输的可靠性。

Unlike MIMO , cooperative relay communication system has no required to antenna amounts of the transmitter . To achieve space diversity , the cooperative relay communication system forms the virtual MIMO with the idle network nodes , so it can improve the reliability of the information transmission .

本文的最后研究了TPC在多址接入中继通信系统中的应用，设计了基于网络编码和软信息合并的传输方案和迭代译码方式，并在不同TPC分量码和迭代次数下对其进行仿真。

A transmission scheme which is based on network coding and a iterative decoding method which is based on soft information merged are designed in the article . Finally we simulate the results under different TPC component code and number of iterations .

在介绍中继通信模型，以及常用的协作编译码方案的基础上，重点讨论了半双工中继模式下，不同中继节点位置对基于Raptor码的协作编码性能的影响。

Based on the introduction of the cooperation communication system model and the common cooperative communication schmes , the influences of the location of relay nodes to the cooperative communication system when relay nodes work on half-duplex model is discussed mainly .

同时设计了一套中继通信协议，使终端具有中继功能。

A set of relay protocol is designed for relay function .

微波中继通信网运行性能在线监测系统的方案

Suggested On-Line Monitoring System for Performance of Microwave Relay Communication Network

空地混合中继通信及其山区应用研究

Air-land Relay Communication System and Its Application in Mountain Area

微波中继通信在卫星发射场的应用

The Application of Microwave Relay Communication to Satellite Launch System

馈线自动化有线中继通信中的信息传输技术

The Information Transmission Technology in the Relayed Wire Communication of Feeder Automation

便携式应急移动中继通信系统的野外试验研究

Study on the Experiment of Portable Emergency Relay Communications System

无人机中继通信系统中信息传输调度算法研究

Scheduling Algorithms for Message Transmission Over UAV Communication Relay

微波中继通信中的路由选择和衰落现象

Fading phenomena and route selection in microwave relay communication

固态微波器件的开发现状及在微波中继通信中的应用

The development steins of solid microwave devices and application in microwave relay communications

微波中继通信高性能天线

High Performance Antenna for Microwave Radio Relay Communication

帧中继通信网卡的设计

Design of Frame Relay Network Card

微波无线电中继通信系统

Microwave radio relay communication system

高速公路长大隧道（地下空间）无线引入中继通信系统的研究

The Researching for Highway Long Tunnel ( or Underground Space ) in Leading Radio Relay Communication Systems

功分器是相控阵雷达、多路中继通信机等微波设备不可缺少的重要组成部分。

Power divider is the indispensable component of microwave equipments such as phased-array radar , multi-channel relay communication system .

对多中继通信场景下的帧合并技术进行研究，并进行数值计算和性能分析。

The technology of frame combining is introduced in multi-relay cooperative communication scenario . Its numerical calculation and performance analysis are given in this thesis .

溅散板馈源天线属于双反射面后馈的方式实现的抛物面天线，主要应用于卫星通信，微波中继通信等领域。

Splash plate antenna is a kind of dual reflector parabolic antenna , which is mainly used in satellite communications , microwave relay communications and other fields .

简述了环行器/隔离器在现代微波通信中的地位和作用，着重介绍了它在移动通信和微波中继通信中的应用及市场。

The position and function of circulator / isolator in modern microwave communication are overviewed . The application and market in mobile communication and relay communication are introduced emphatically .

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 .

最后，论文讨论了中继通信环境下基于喷泉码的协作编码技术方案。

But in aspect of the complexity , the latter is better . Finally , a coded cooperation scheme in wireless relay network based on fountain codes is discussed .

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 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 .