为计算机控制提供理论指导的是采样控制理论，而采样控制器设计是采样控制理论的一个核心问题。
Sampled-data control theory offers theory guidance for computer control and design of sampled-data controller is a core problem of sampled-data control theory.
对实际控制系统，尤其是对高速采样系统来说具有十分重要的理论意义和实际意义。
It is of great theoretical and practical significance for practical control systems, especially for high speed sampled systems.
基于信息理论评价系统，优化系统设计，控制欠采样噪声。
System assessment, system optimizing designs and aliasing noise control all can be done based on information rate.
利用线性矩阵不等式理论，给出设计满意控制器及优化采样周期的方法。
With the LMI technique, a method is proposed to design satisfactory controller and optimize the sample period.
本文对变推力液体火箭发动机的脉宽采样数字控制系统进行了理论分析和实验研究。
A pulse width sampled-data control system for a variable thrust liquid rocket engine is studied both theoretically and experimentally.
本文对变推力液体火箭发动机的脉宽采样数字控制系统进行了理论分析和实验研究。
A pulse width sampled-data control system for a variable thrust liquid rocket engine is studied both theoretically and experimentally.
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