全球导航卫星系统原理-GPS.格洛纳斯和伽利略系统

国防电子信息技术丛书

全球导航卫星系统原理 ——GPS、格洛纳斯和伽利略系统

Principles of GNSS：GPS, GLONASS, and Galileo

谢 钢 著

Publishing House of Electronics Industry

北京·BEIJING

目 录

第1章 绪论篇······················································································································································1

1.1 GNSS·······················································································································································1

1.1.1 GNSS的定义·······························································································································1

1.1.2 GNSS的系统构成·······················································································································4

1.1.3 GNSS定位原理···························································································································6

1.1.4 GNSS接收机设计·······················································································································8

1.1.5 GNSS性能指标·························································································································12

1.2 GPS························································································································································15

1.2.1 GPS概况····································································································································15

1.2.2 GPS空间星座部分····················································································································17

1.2.3 GPS地面监控部分····················································································································22

1.2.4 GPS服务与限制························································································································23

1.3 GLONASS············································································································································24

1.3.1 GLONASS概况·························································································································25

1.3.2 GLONASS空间星座部分·········································································································27

1.3.3 GLONASS地面监控部分·········································································································32

1.3.4 GLONASS服务·························································································································33

1.4 Galileo系统·········································································································································34

1.4.1 Galileo系统概况和系统构成···································································································34

1.4.2 Galileo系统服务·······················································································································38

1.5 其他GNSS概况·································································································································39

我国的北斗卫星导航系统····················································································································40 日本准天顶卫星系统····························································································································42 印度区域卫星导航系统························································································································43 参考文献·························································································································································43

第2章 BPSK-R和BOC调制·······················································································································48

2.1 数字通信系统基础·····························································································································48

2.1.1 扩频调制····································································································································48

2.1.2 载波调制····································································································································52

2.2 BPSK-R调制·······································································································································54

2.2.1 BPSK-R调制信号的功率谱密度·····························································································55

2.2.2 BPSK-R调制信号的自相关函数·····························································································58

2.3 BOC调制·············································································································································59

2.3.1 BOC调制信号模型···················································································································59

2.3.2 BOC调制副载波的频谱···········································································································63

2.3.3 BOC调制信号的功率谱密度···································································································65

2.3.4 BOC调制信号的自相关函数计算···························································································73

2.3.5 BOC调制信号的自相关函数特征···························································································82

2.3.6 BOC调制的优缺点···················································································································84 参考文献·························································································································································86

第3章 MBOC、AltBOC和复用调制··········································································································88

3.1 MBOC调制·········································································································································88

3.1.1 MBOC调制信号的定义···········································································································88

3.1.2 TMBOC调制·····························································································································91

3.1.3 CBOC调制································································································································95

3.2 AltBOC调制········································································································································97

3.2.1 单边带副载波····························································································································98

3.2.2 非恒包络AltBOC调制···········································································································100

3.2.3 恒包络AltBOC调制···············································································································102

3.3 复用调制·············································································································································107

3.3.1 Interplex调制···························································································································107

3.3.2 CASM········································································································································111 参考文献·······················································································································································113

第4章 GPS信号············································································································································116

4.1 概况·····················································································································································117

4.2 L1 C/A信号·······································································································································122

4.2.1 C/A码·······································································································································123

4.2.2 NAV电文·································································································································125

4.3 L1/L2 P(Y)信号·································································································································126

4.4 L2C信号············································································································································128

4.4.1 L2 CM/CL码···························································································································128

4.4.2 L2C的数据调制······················································································································129

4.5 L1/L2 M信号····································································································································132

4.6 L5C信号············································································································································134

4.6.1 L5 I5/Q5码······························································································································134

4.6.2 L5C的数据调制······················································································································136

4.7 L1C信号············································································································································138

4.7.1 L1C伪码··································································································································138

4.7.2 L1C覆盖码······························································································································140

4.7.3 L1C的数据调制······················································································································141