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Piezoelectric positioning control with output-based discrete-time terminal sliding mode control Journal article
IET CONTROL THEORY AND APPLICATIONS, 2017,Volume: 11,Issue: 5,Page: 694-702
Authors:  Xu, Qingsong;  Cao, Zhenwei
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piezoelectric actuators  discrete time systems  variable structure systems  nanopositioning  micropositioning  motion control  robust control  nonlinear control systems  uncertain systems  external disturbances  model uncertainty  robustness feature  motion tracking application  conventional linear discrete-time sliding-mode control  nonlinear DTSMC robust control  stability  precision motion control  micro-nanomanipulation domain  piezoelectric actuation  nanopositioning systems  output-based discrete-time terminal sliding mode control  piezoelectric positioning control  
Design and development of a compact flexure-based XY precision positioning system with centimeter range Journal article
IEEE Transactions on Industrial Electronics, 2014,Volume: 61,Issue: 2,Page: 893
Authors:  Xu Q.
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Decoupling  flexure mechanisms  long stroke  micro-/nanopositioning  motion control  parallel mechanisms  
Identification and compensation of piezoelectric hysteresis without modeling hysteresis inverse Journal article
IEEE Transactions on Industrial Electronics, 2013,Volume: 60,Issue: 9,Page: 3927
Authors:  Xu Q.
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Hysteresis model  micro-/nanopositioning  motion control  piezoelectric actuator  
Design and development of a flexure-based dual-stage nanopositioning system with minimum interference behavior Journal article
IEEE Transactions on Automation Science and Engineering, 2012,Volume: 9,Issue: 3,Page: 554
Authors:  Xu Q.
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Decoupling design  dual-servo system (DSS)  flexure mechanisms  micro-/nanopositioning  motion control  
New flexure parallel-kinematic micropositioning system with large workspace Journal article
IEEE Transactions on Robotics, 2012,Volume: 28,Issue: 2,Page: 478
Authors:  Xu Q.
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Mechanism design  micro/nano robots  motion control  parallel robots  smart actuators  
Rate-dependent hysteresis modeling and control of a piezostage using online support vector machine and relevance vector machine Journal article
IEEE Transactions on Industrial Electronics, 2012,Volume: 59,Issue: 4,Page: 1988
Authors:  Wong P.-K.;  Xu Q.;  Vong C.-M.;  Wong H.-C.
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Hysteresis  least squares support vector machines (SVMs) (LS-SVMs)  motion control  piezoelectric actuator  relevance vector machine (RVM)  
Design and robust repetitive control of a new parallel-kinematic XY piezostage for micro/nanomanipulation Journal article
IEEE/ASME Transactions on Mechatronics, 2012,Volume: 17,Issue: 6,Page: 1120
Authors:  Li Y.;  Xu Q.
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Flexure mechanisms  micro-/nanopositioning  motion control  parallel manipulators  piezoelectric actuation  
Rate-dependent hysteresis modeling and compensation using least squares support vector machines Conference paper
Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Authors:  Xu Q.;  Wong P.-K.;  Li Y.
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hysteresis  least squares support vector machines (LS-SVM)  motion control  Piezoelectric actuator  
A totally decoupled piezo-driven XYZ flexure parallel micropositioning stage for micro/nanomanipulation Journal article
IEEE Transactions on Automation Science and Engineering, 2011,Volume: 8,Issue: 2,Page: 265
Authors:  Li Y.;  Xu Q.
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Finite-element analysis (FEA)  flexure mechanisms  mechanism design  micro/nanopositioning  motion control  parallel manipulators  piezoelectric hysteresis  
A novel piezoactuated XY stage with parallel, decoupled, and stacked flexure structure for micro-/nanopositioning Journal article
IEEE Transactions on Industrial Electronics, 2011,Volume: 58,Issue: 8,Page: 3601
Authors:  Li Y.;  Xu Q.
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Flexure mechanisms  hysteresis modeling  mechanism design  micro-/nanopositioning  motion control