本文介绍了一种新型频率相位追踪锁定环路（FPTLL）的设计。
A novel Frequency and Phase Tracking Locked Loop (FPTLL) is proposed in this paper.
提出一种基于相位追踪和光线追迹算法测量水中物体三维形貌的新方法。
A new method based on phase tracking algorithm and ray tracing algorithm is proposed for measuring the three-dimensional (3-d) shape of object in water.
根据目标飞行器轨道高度和追踪飞行器入轨轨道高度，给出了目标飞行器交会对接轨道初始相位的设计方法。
According to the target spacecraft's orbit height and the chaser spacecraft's orbit height, the design method of the target's initial phase for the rendezvous orbit was presented.
根据目标飞行器轨道高度和追踪飞行器入轨轨道高度，给出了目标飞行器交会对接轨道初始相位的设计方法。
According to the target spacecraft's orbit height and the chaser spacecraft's orbit height, the design method of the target's initial phase for the rendezvous orbit was presented.
应用推荐