软件无线电技术

本课题主要研究基于PCI总线和软件无线电技术的中频数字化接收机。

This paper studied teh IF digital receiver based on PCI Bus and Software Radio .

首先介绍了OFDM和软件无线电技术的发展情况以及把两者结合起来的重要意义；

Firstly , the development of OFDM and software radio and the significance of their combination are introduced .

基于DSP技术，软件无线电技术在雷达接收机中的应用。

Soft radio technology is applied in radar receivers , based on DSP .

基于软件无线电技术的GPS信号软件接收机，是近年来GPS技术研究的一个热点，也是GPS用户设备的一个重要发展方向。

The software-based GPS receivers based on the software radio technique are both hot point investigated and developing direction of current GPS receivers in the near years .

针对新概念武器弹药的发展要求，采用DSP、FPGA、卡尔曼滤波与软件无线电技术，解决实时性、通信等方面的难题，提高了导航能力和引战系统的性能。

The capability of navigation and Fuze & battle effectiveness is greatly enhanced with the technologies of DSP , FPGA , Kalman filtering algorithm and software radio .

基于软件无线电技术的ad-hoc网络路由协议ZRP的研究

The Research of Ad-hoc Network Routing Protocol ZRP Based on Software Radio

为了较好地解决软件无线电技术应用中任意采样率转换的问题，本文引入了时变CIC滤波器。

To solve arbitrary sampling rate conversion problem in software radio system , this paper presents a time-varying CIC filter .

无线接入技术与软件无线电技术（SoftwareDefinedRadio，SDR）的融合被认为是实现不同无线接入网络整合通信的有效解决方案之一。

The integrating heterogeneous wireless technologies based on wireless access and software defined radio may be the efficient solution to provide seamless radio connectivity to different radio access networks within a small physical distance .

软件无线电技术具有的高灵活性和可扩展性不仅使得通信技术得以快速的发展，而且也为GPS接收机的研究提供了一个重要的发展方向&GPS软件接收机的研究。

Software radio technology has the flexibility and scalability not only makes possible the rapid development of communication technology , but also proposes an important study direction of the GPS receiver - GPS Software Receiver .

随着现代DSP、FPGA等数字芯片的信号处理能力不断提高，基于软件无线电技术的现代通信与信息处理系统也得到了更为广泛的应用。

With the development of modern digital signal processing capabilities , such as DSP and FPGA chips , modern communications and information processing systems which base on software radio technology have also been used widely .

软件无线电技术以其开放性结构和全面可编程性在通信领域中获得了应用，其信号处理采用多DSP和FPGA结合的设计方法。

Software radio technology has found an increasingly wide application in communication field because of its open structure and comprehensive programmability . Its signal processing usually uses the design method which combines DSP and FPGA .

模拟前端的高速信号采样是软件无线电技术的基础，同时宽带高速速率的传输要求使得OFDM技术成为新一代数字移动通信的核心技术。

One foundation of SDR is high-speed signal sampling in analog front end . Also the demand of broadband high-speed transmission makes OFDM a core technology for new generation digital mobile communication systems .

在宽带通信中，软件无线电技术应用中的一个主要问题是后端处理的信号数据率太高，一般的DSP信号处理速率达不到这样的要求。

In broad band communication , there is a key problem of soft radio , the rate of data need for processing is too high , and currently DSP can 't do with so high rate data immediately .

根据RFID测试技术的现状，提出采用虚拟仪器技术和软件无线电技术（SDR），设计开发了UHF段RFID产品的测试平台。

According to the current situation of RFID test technology , a well-functioned test platform is built based on the virtual instrument technology and software defined radio ( SDR ) technology .

为了将软件无线电技术应用于全球定位系统GPS（Globalpositioningsystem）接收机，提出了一种符合目前硬件技术水平的软件GPS接收机设计架构；

The design architecture of the software GPS ( global positioning system ) receiver in accordance with the current development level of the involved hardware technology was proposed , in order to develop the software radio technology application to designing and performing the GPS receiver .

随着软件无线电技术的发展，使信号的采样频率越来越高，而在高采样率的条件下，采用常规的方法进行窄带FIR滤波器的设计是不可能的。

With the rapid development of software radio techniques , the sampling rate is becoming high . On the condition of high sampling rate , the design of narrow band FIR digital filters by usual ways is impossible .

本文介绍了一种基于软件无线电技术的数字化中频处理平台，该平台以宽带A/D器件、高速FPGA、高速DSP为基础，以软件为核心，具有很好的通用性、灵活性和可兼容性。

This paper introduces a digital IF process platform based on software radio technology . This platform based on Broad Band A / D , high speed DSP and FPGA , Software is core , fully shows its universal , flexibility and compatibility .

本论文以软件无线电技术为依据，参考数字通信技术，数字信号处理技术与EDA应用技术，完成了一新型接收机的基带解调系统的设计与研究工作。

This thesis is based on software radio technology , also refers to digital communication system , digital signal processing technology and EDA technology . a new type of receiver baseband demodulation system of design .

PCM／FM是遥测中常用的一种体制，文章基于软件无线电技术，采用数字化方法设计实现PCM／FM调制。

In PCM / FM telemetry system , modulation module can be implemented by digital method based on software radio . Compared with analog technology , digital technology can improve the low frequency response of PLL-FM circuit .

随着3G技术不断成熟，国际电信联盟研究制订第四代移动通信标准，在4G众多关键技术之中，软件无线电技术是通向未来4G的桥梁。

With 3G technology continues to mature , the International Telecommunication Union has begun to study the formulation of the fourth generation mobile communications standard , In many key 4G technologies , software radio technology is a bridge to the future .

在数字方案中，笔者结合软件无线电技术，通过使用对数放大检波器、A/D/A转换器以及FPGA软件实现了同样的中频放大、大动态范围的AGC控制、以及检波、视频信号处理等功能。

In the blue print of the digital , make sure of the logarithmic Amplifier , A / D / A converter and FPGA realize the IF amplifier , big dynamic range AGC , detect and video process same as that in the blue print of the analog .

作为（SDR）的重要组成部分，多模基带信号处理架构是数字集成电路设计领域一个具有挑战性的课题，它的研究将有力推动软件无线电技术的发展。

As one of the important part of SDR , the multi-mode baseband processing circuit is one of the challenging topics within the digital VLSI design area . The research on it will powerfully improve the development of SDR industry .

首先，本文对国内外移动视频研究现状进行了介绍，并概述了LTE相关技术。然后，为了研究轨道交通环境下视频传输的性能，搭建了基于软件无线电技术的信道仿真器。

To begin with , research status at home and abroad and mobile communication technologies are introduced . Then , a channel simulator based on software radio technology is set up to study the performance of mobile video transmission in rail transit environment .

提出了一种新的概念：将软件无线电技术应用于全球海上遇险与安全系统（GMDSS）中，即以硬件电路为基本的结构平台，将各种功能尽量用软件实现。

This article proposes a new concept : Applying software radio into GMDSS ( Global Maritime Distress and Safety System ) . The software radio architecture takes the hardware circuits as a basis , with as much radio functionality as possible defined in software .

软件无线电技术在无人机数据链系统中的应用

Application of Software Defines Radio Technology in UAV Data Link System

软件无线电技术和动态规划实现电网无功优化补偿与电能质量监视

Optimal Var Compensation by Use of Software Radio and Dynamic Programming

软件无线电技术及其在超低频接收机中的应用研究

Research of Software Radio Technologies and Its Application in SLF Receiver

在此基础之上，与软件无线电技术相结合，设计了一个针对线性数字调制方式的全盲接收机。

A blind receiver is designed for linear digital modulated signals .

本论文对软件无线电技术的理论与实现进行了研究。

This paper research the SDR technology from theory to realization .

基于软件无线电技术的铁路数据移动接入系统

Mobile Data Access System for Railway Based on Software Radio Technology