Fundamental Limits

Multirate Forward-model Disturbance Observer for Feedback Regulation beyond Nyquist Frequency
A fundamental challenge in digital control arises when the controlled plant is subjected to a fast disturbance dynamics but is only …
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Spectral Distribution and Implications of Feedback Regulation beyond Nyquist Frequency
A fundamental challenge in digital and sampled-data control arises when the continuous-time plant is subject to fast disturbances that …
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