Ho-Lim CHOI


On Robust Approximate Feedback Linearization with Non-Trivial Diagonal Terms
Ho-Lim CHOI 
Publication:   
Publication Date: 2018/06/01
Vol. E101-A  No. 6  pp. 971-973
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
approximate feedback linearizationdiagonal termsglobal stabilization
 Summary | Full Text:PDF(414.1KB)

Memoryless and Adaptive State Feedback Controller for a Chain of Integrators with Unknown Delays in States and Input
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2016/10/01
Vol. E99-A  No. 10  pp. 1881-1884
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
memoryless and adaptive controla chain of integratorsstate and input delaysupper triangularity
 Summary | Full Text:PDF(134.2KB)

Output Amplification Feedback Control of an Input-Delayed Chain of Integrators under General Sensor Noise
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/08/01
Vol. E98-A  No. 8  pp. 1834-1837
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
output feedback controlchain of integratorsamplificationuncertain input delaygeneral sensor noise
 Summary | Full Text:PDF(237.8KB)

Memoryless and Adaptive State Feedback Controller for a Chain of Integrators with an Unknown Delay in the Input
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2015/07/01
Vol. E98-A  No. 7  pp. 1565-1568
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
memoryless and adaptive controla chain of integratorsinput delay
 Summary | Full Text:PDF(150.7KB)

Adaptive Control of a Chain of Integrators under Unknown Time-Varying Input Delay Using Noisy Output Feedback
Hyun-Wook JO Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/08/01
Vol. E97-A  No. 8  pp. 1795-1799
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
chain of integratorsoutput feedback controladaptive gaintime-varying input delaysensor noise
 Summary | Full Text:PDF(295.6KB)

Global Asymptotic Stabilization of Uncertain Nonlinear Systems via System Reconfiguration and Lyapunov Equation Utilization
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2014/01/01
Vol. E97-A  No. 1  pp. 401-404
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
global asymptotic stabilizationuncertain nonlinear systemssystem reconfigurationLyapunov equation
 Summary | Full Text:PDF(194.2KB)

Output Feedback Control of a Chain of Integrators under Uncertain AC and DC Sensor Noise
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/11/01
Vol. E96-A  No. 11  pp. 2275-2278
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
output feedback controlchain of integratorsuncertain AC and DC sensor noise
 Summary | Full Text:PDF(250KB)

On Global Exponential Stabilization of a Class of Nonlinear Systems by Output Feedback via Matrix Inequality Approach
Min-Sung KOO Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2013/10/01
Vol. E96-A  No. 10  pp. 2034-2038
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
output feedback controllermatrix inequality conditionglobal exponential stabilization
 Summary | Full Text:PDF(172.1KB)

Output Feedback Control of a Chain of Integrators with an Uncertain Delay in the Input under Sensor Noise
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/11/01
Vol. E95-A  No. 11  pp. 2076-2079
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
output feedback controlchain of integratorsuncertain input delayuncertain sensor noise
 Summary | Full Text:PDF(213.5KB)

Measurement Output Feedback Control with a Switching Gain-Scaling Factor for a Chain of Integrators under Sensor Noise
Hyun-Do KIM Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2012/09/01
Vol. E95-A  No. 9  pp. 1623-1626
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
switching gain-scaling factoroutput feedbackchain of integratorssensor noise
 Summary | Full Text:PDF(173.6KB)

Stabilization of a Class of Feedforward and Non-feedforward Nonlinear Systems with a Large Delay in the Input via LMI Approach
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/08/01
Vol. E94-A  No. 8  pp. 1753-1755
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
stabilizationfeedforward and non-feedforward nonlinearityinput delay
 Summary | Full Text:PDF(127.8KB)

Control of a Chain of Integrators with a Delay in the Input under Measurement Feedback
Jae-Seung YOUN Hyun-Do KIM Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2011/06/01
Vol. E94-A  No. 6  pp. 1464-1467
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
chain of integratorsinput-delaysensor noisemeasurement feedback
 Summary | Full Text:PDF(243.5KB)

On Stability of Linear Time-Delay Systems with Multiple Time-Varying Delays
Gwang-Seok PARK Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2010/07/01
Vol. E93-A  No. 7  pp. 1384-1387
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
LMItime-varying delayintegral inequalityN-segmentation of delay length
 Summary | Full Text:PDF(572.1KB)

Global Stabilization of a Class of Feedforward Nonlinear Systems with Unknown Growth Rate and Input Delay by Output Feedback
Ho-Lim CHOI Jin-Soo KIM Jae-Seung YOUN Kwon Soon LEE 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/11/01
Vol. E92-A  No. 11  pp. 2932-2935
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
nonlinear systemoutput feedbackunknown linear growth rateunknown delayglobal asymptotic stabilization
 Summary | Full Text:PDF(121KB)

On Robust Approximate Feedback Linearization: A Nonlinear Control Approach
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2009/06/01
Vol. E92-A  No. 6  pp. 1535-1537
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
approximate feedback linearizationglobal exponential stabilizationnonlinear approach
 Summary | Full Text:PDF(92.3KB)

Global Asymptotic Stabilization of Nonlinear Systems with Unknown Growth Rate by Adaptive Controller
Ho-Lim CHOI 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2008/09/01
Vol. E91-A  No. 9  pp. 2678-2681
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
nonlinear systemsunknown linear growth rateadaptive schemeglobal asymptotic stabilization
 Summary | Full Text:PDF(132.7KB)

On Robust Approximate Feedback Linearization with Triangular and Feedforward Forms
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/11/01
Vol. E90-A  No. 11  pp. 2620-2623
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
approximate feedback linearizationglobal exponential stabilizationtriangular and feedforward form
 Summary | Full Text:PDF(100.2KB)

Asymptotic Stabilization of Feedback Linearizable Systems via Estimated Diffeomorphism
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2007/07/01
Vol. E90-A  No. 7  pp. 1476-1480
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
nonlinear systemestimated diffeomorphismasymptotic stability
 Summary | Full Text:PDF(149.5KB)

Global Asymptotic Stabilization of a Class of Nonlinear Time-Delay Systems by Output Feedback
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/12/01
Vol. E88-A  No. 12  pp. 3604-3609
Type of Manuscript:  PAPER
Category: Systems and Control
Keyword: 
time-delaynonlinearperturbed chains of integrator
 Summary | Full Text:PDF(345.6KB)

Improved Controller Design on Robust Approximate Feedback Linearization via LMI Approach
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/07/01
Vol. E88-A  No. 7  pp. 2023-2025
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
approximate feedback linearizationLMI-conditionglobal exponential stabilization
 Summary | Full Text:PDF(136.2KB)

Stabilizing a Class of Nonlinear Systems Based on Approximate Feedback Linearization
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/06/01
Vol. E88-A  No. 6  pp. 1626-1630
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
approximate feedback linearizationsemi-global stabilization
 Summary | Full Text:PDF(228.6KB)

Output Feedback Stabilization for a Class of Lipschitz Nonlinear Systems
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2005/02/01
Vol. E88-A  No. 2  pp. 602-605
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
Lipschitz nonlinear systemsoutput feedback controllerglobal exponential stabilization
 Summary | Full Text:PDF(155.4KB)

On Robust Approximate Feedback Linearization
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2004/02/01
Vol. E87-A  No. 2  pp. 502-504
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
approximate feedback linearizationgain-scaling factorglobal stabilization
 Summary | Full Text:PDF(203.4KB)

On Stability of Singular Systems with Saturating Actuators
Jia-Rong LIANG Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2003/10/01
Vol. E86-A  No. 10  pp. 2700-2703
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
stabilitysingular systemssaturating actuator
 Summary | Full Text:PDF(134.5KB)

On Input-State Linearization of Nonlinear Systems with Uncertainty
Ho-Lim CHOI Jong-Tae LIM 
Publication:   IEICE TRANSACTIONS on Fundamentals of Electronics, Communications and Computer Sciences
Publication Date: 2000/12/25
Vol. E83-A  No. 12  pp. 2751-2755
Type of Manuscript:  LETTER
Category: Systems and Control
Keyword: 
input-state linearizationbridge stateallowable size of uncertainty
 Summary | Full Text:PDF(224.5KB)