高动态环境存在较大的多普勒频移，这使得普通的GPS接收机在没有惯导辅助的情况下很难可靠工作。
There is great Doppler frequency shift under high dynamic circumstances, thus the common GPS receiver cannot work reliably without the help of inertial navigation devices.
从轨道方程出发，对影响卫星光链路接收机带宽的主要因素———多普勒频移进行了研究。
The Doppler frequency shift, the main factor restricting the bandwidth of receiver in inter satellite laser link, with orbit equations is calculated.
高动态环境会造成较大的多普勒频移，这使得一般的GPS接收机在没有外界辅助的情况下难以可靠工作。
High dynamic environment may cause a large Doppler shift, thus the general GPS receiver is difficult to work reliably without outside assistance.
估计最大多普勒频移或者是移动台的速度对于优化接收机的性能至关重要。
Estimation of the maximum Doppler spread or, equivalently, the speed of the mobile, is of an essential importance for the optimization of receiver algorithms.
在GPS接收机中，目前研究的重点是高动态环境下的接收机，其关键是解决载体高速运动给GPS接收机附加的多普勒频移问题。
About GPS receiver, the research importance is high-dynamic receiver. The key is to solve the Doppler frequency shift caused by the high-speed movement of carrier.
在GPS接收机中，目前研究的重点是高动态环境下的接收机，其关键是解决载体高速运动给GPS接收机附加的多普勒频移问题。
About GPS receiver, the research importance is high-dynamic receiver. The key is to solve the Doppler frequency shift caused by the high-speed movement of carrier.
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