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北斗导航在亚太精度已媲美GPS - 站长搜索
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北斗导航在亚太精度已媲美GPS

业界动态 2014-03-08 09:07:28 转载来源: 网络整理/侵权必删

AS网站目录(www.adminso.com):北斗导航在亚太精度已媲美GPS 根据发表在《中国科学:地球科学》的研究报告,国家自然科学基金项目资助的一项研究称,中国的北斗导航系统在亚太地区的导航精度已能媲美GPS系统。 北斗导航系统目前由14颗卫星构成,在亚太地区内,北斗可见卫星数在7颗以上,而GPS系统目前有31颗卫星

AS网站目录(www.adminso.com):北斗导航亚太精度媲美GPS

根据发表在《中国科学:地球科学》的研究报告,国家自然科学基金项目资助的一项研究称,中国的北斗导航系统在亚太地区的导航精度已能媲美GPS系统。

北斗导航系统目前由14颗卫星构成,在亚太地区内,北斗可见卫星数在7颗以上,而GPS系统目前有31颗卫星。

报告称,原始观测值方面,北斗伪距测量精度约为33cm,载波测量精度约为2mm,已与GPS处在同一水平。在导航定位方面,北斗伪距单点定位水平精度优于6m,高程精度优于10m,北斗单频伪距差分定位精度优于2.5m。

报告认为,若采用北斗/GPS组合载波相位差分动态定位,其精度相对于单一的GPS定位约改善20%以上。

标签: 北斗 导航 亚太 精度 媲美 GPS


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