The repetitive controller based on the theory of internal model produces correction signal based on the control error of the last cycle to eliminate the error in the latter cycle.
重复控制的基本思想是控制理论中的内模原理，根据上一周期的控制误差消除后面各周期性的信号误差。
The problems of the correction of track error of discrete dot and the emersion control of time synchronization are discussed.
讨论了飞机离散点航迹误差的修正、插值算法以及时间同步播放控制问题。
The simulation results show that the system precision and robust is greatly improved through generalized predictive control and output error compensation instead of error correction.
仿真结果表明：采用广义预测控制并用预报误差代替一般的误差校正算法，液压弯辊板形控制系统精度和鲁棒性明显提高。
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