STABILIZATION by QUANTIZED FEEDBACK : HYBRID CONTROL APPROACH

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STABILIZATION by QUANTIZED FEEDBACK HYBRID
CONTROL APPROACH
Daniel Liberzon
Coordinated Science Laboratory and Dept. of
Electrical Computer Eng., Univ. of Illinois at
Urbana-Champaign
IFAC 02, Barcelona
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QUANTIZED FEEDBACK
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OBSTRUCTION to STABILIZATION
Assume fixed
Asymptotic stabilization is impossible
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3. Coding and decoding
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(No Transcript)
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LINEAR SYSTEMS
is GAS
Assume
s.t.
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SWITCHING POLICY
level sets of V
.
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NONLINEAR SYSTEMS
is GAS
Assume
s.t.
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EXTENSIONS and APPLICATIONS

• Arbitrary quantization regions

• Active probing for information

• Output and input quantization

• Relaxing the assumptions

• Performance-based design

• Application to visual servoing