2) satellites visibility

卫星可见性
1.
Based the impact of satellites elevation,gain of GPS antenna and rotation of carrier to GPS satellites visibility,the paper adopts a new method to judge the GPS satellites visibility,analyses the continuous coverage to GPS satellites for different amount of antennas,and presents a amount of antennas in reason,which adapts to ballistic measurement of rotating carrier.
在综合分析卫星仰角、GPS天线增益以及空间载体旋转对GPS卫星可见性影响的基础上,采用一种新的卫星可见性判断方法,仿真验证了不同天线数在载体旋转条件下对GPS卫星的连续覆盖特性,给出了适用于旋转载体弹道测量的合理的天线数目,具有一定的工程实用意义。
3) visible satellite

可见卫星
4) visibility of satellite

卫星可见期
5) GPS satellite

GPS卫星
1.
As the GPS signal travels from the GPS satellite to the receiver, it propagates through the atmosphere of the earth, where it is retarded and its path changed from a straight line to a curved one.
卫星信号从GPS卫星发射到地面的过程中经过了以充满大气为介质的空间。
2.
In comparison with the simple homogeneous function form of Geiger and Santerre, a precise sky distribution density function of GPS satellites related to the station latitude and to the inclination of satelliteis studied.
与Geiger和Santerre的简单的均匀分布假设进行比较,本文较严格地考虑了GPS卫星天空分布密度随赤纬和轨道倾角的变化,研制了SIMSKY软件,采用模拟计算的方法研究了GPS星座对精密定位误差椭球大小和三轴指向的作用;还研究钟差与测站坐标的相关程度。
3.
The preliminary results of residual analysis are shown,and it is pointed out that the present sparse laser ranging data of GPS satellites are very valuable for precise orbit determination of the satellites and station coordinate solution.
给出了残差分析的初步结果,并指出了目前GPS卫星的稀少的激光测距资料对卫星精密定轨和站坐标的解算是有价值的。
6) pseudo GPS satellite

伪GPS卫星
1.
The location control principle of time delay pseudo GPS satellites jamming is discussed through the time difference location equation.
文章从GPS定位原理出发,从理论上说明了GPS定位系统与四星时差无源定位系统的一致性,通过时差定位方程论述了时延伪GPS卫星干扰的定位控制原理,分析了伪卫星数目所带来的定位误差的变化,并通过仿真验证了该原理的正确性与有效性,这对于该干扰样式的工程实现具有一定的指导意义。
补充资料:不可见
【诗文】:
常闻贫贱夫,头白终相待。
自从嫁黔娄,终岁长不在。
君梦有双影,妾梦空四邻。
常思劲北风,吹折双车轮。
【注释】:
【出处】:
全唐诗
常闻贫贱夫,头白终相待。
自从嫁黔娄,终岁长不在。
君梦有双影,妾梦空四邻。
常思劲北风,吹折双车轮。
【注释】:
【出处】:
全唐诗
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条