高动态环境下GPS信号捕获研究与实现

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1、西安理工大学硕士学位论文II西安理工大学硕士学位论文II目录目录1.前言.....................................................................11.1研究背景与意义......................................................11.2国内外研究进展......................................................21.3本文的主要工作........................................

2、..............31.4本文的组织结构......................................................32.GPS系统与接收机基本原理.................................................52.1GPS系统...........................................................52.1.1GPS系统概述.................................................52.1.2GPS系统的

3、构成...............................................72.1.3GPS系统的定位原理...........................................82.1.4GPS信号的生成..............................................102.1.5GPS的时间系统和坐标系统....................................172.2GPS接收机基本原理...............................................

4、.182.2.1GPS接收机的基本构成........................................192.3GPS接收机的主要技术指标..........................................222.4本章小结...........................................................233.GPS信号的捕获算法......................................................253.1多普勒频移.....................

5、....................................253.2GPS信号捕获原理..................................................273.3GPS信号捕获算法研究..............................................283.3.1滑动相关捕获.................................................283.3.2基于FFT的快速捕获..........................................313

6、.3.3两种信号捕获方法的比较.......................................343.4GPS信号捕获重要参数分析..........................................353.4.1捕获中的电文长度............................................353.4.2捕获时的频率步长............................................363.5本章小结.............................................

7、.............364.硬件和软件开发平台......................................................374.1硬件开发平台......................................................374.1.1天线单元.....................................................374.1.2射频单元.....................................................374.1.3基带处理