Differential mode technology is a key technique in antenna Angle tracking system.
差模技术是现代天线角跟踪系统中的关键技术之一。
The differential mode tracking technology plays an important role for receiving signal of low orbit satellites.
差模跟踪技术在低轨卫星下行信号接收中发挥着极其重要的作用。
In differential mode, the effects of both SA and ionosphere are substantially removed, and the correlation time is reduced to about 1 minute.
为达到实时应用的效果，本文利用了差分定位方式，对应的观测时间就可减少到1分钟以内。
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