摘要
弱信号条件下卫星导航技术的研究具有重要意义。人们为了实现弱信号条件下的全球卫星导航,从提高接收机灵敏度和增加辅助信号设备两方面入手,取得了有效进展。两大技术途径的发展前景值得期待。
Research on the development of GNSS in weak signals is important. For this goal, people improve sensitivity of receivers or use auxiliary equipment. Through the two types of technology ,people have got great achievements. These technologies have good prospects.
出处
《全球定位系统》
2009年第1期29-32,共4页
Gnss World of China
