文中基于广泛应用的比例导引律，对目标机动与导引指令信号进行分析，提出了一种直接力引入时机的设计方法。
Based on proportional navigation which is popularly used, target maneuver and guidance command is analyzed, and one design method of beginning time of reaction-jet is proposed.
仿真结果表明，该方法实现了过载快速无静差跟踪导引指令，对参数变化和各种干扰有较强的鲁棒性，同时有效地削弱了滑模上的抖振。
Simulation results show that the guidance application is traced rapidly by the overload without static error and the chattering on the sliding mode is effectively reduced.
末端区域4D导引应首先生成轨迹，然后生成沿该轨迹飞行的高度剖面、合理的速度剖面，最后生成自动引导飞机在规定时间着陆的4D导引指令。
To generate and realize 4D guidance in the terminal area, first there should be ground track , then the altitude profile and appropriate speed profile along the track.
它采集导引头俯仰和偏航两伺服通道的角反馈电位计和多普勒频率信号及输出俯仰和偏航两指令通道的补偿信号。
Its inputs are composed of feedback signals of pitch and yaw angles and Douplar frequency, whose outputs are signals compensating for the seeker command outputs.
为了实现反舰导弹的大空域变轨，提出了一种三维虚拟目标比例导引律。该导引律利用简单的控制指令就能控制导弹完成复杂的大空域变轨。
In order to realize large airspace transfer orbital trajectory of an anti-ship missile, a 3-dimensional virtual target's proportional navigation guidance (PNG) law is proposed.
为了实现反舰导弹的大空域变轨，提出了一种三维虚拟目标比例导引律。该导引律利用简单的控制指令就能控制导弹完成复杂的大空域变轨。
In order to realize large airspace transfer orbital trajectory of an anti-ship missile, a 3-dimensional virtual target's proportional navigation guidance (PNG) law is proposed.
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