First, the mathematic model of joint position servo control system is deduced, then, the sliding mode variable structure control rule is obtained, finally experiment study is carried through.
首先推导了下位机关节位置伺服控制系统的数学模型，然后推导了在上位机上实现的滑模变结构控制率，并进行了实验研究。
We need to add the controller in order to enhance the control precision and response speed of DVD focus servo system, and then a new emendation arithmetic was put forward.
为了提高DVD聚焦伺服系统的控制精度和响应速度需要加入控制器，提出了一种新的校正算法。
Detailed model analysis and proper simplification for gyro servo system of the three axis turntable are presented. Then the decoupling design is made for the system.
本文对三轴陀螺伺服转台模型进行了较为详细的分析，并进行了适当的简化，在此基础上对系统进行了解耦设计。
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