Noboru Sakamoto
Education

Bachelor in Mathematics, Hokkaido University, 1991

M.S. in Aerospace Engineering, Nagoya University, 1993

PhD in Aerospace Engineering, Nagoya University, 1996
Academic experience and visiting

April 2015  present
: Professor of Department of Mechatronics, Fuculty of Science and Engineering, Nanazan University.

April 2008  present
:
A member of
IFAC Technical Committee on Optimal Control

September 2005  August 2006 :
Visiting Researcher at Institute
of Mathematics and Computing Science, University of Groningen, The Netherlands.

April 2000  March 2015 :
Associate Professor of Department of Aerospace Engineering, Nagoya University.

April 1997  2000 :
Assistant Professor of Department of Aerospace Engineering, Nagoya University.

May 1996  1997
:
Research Associate of Department of Aerospace Engineering, Nagoya University
Research topics

Analysis and solution method of the HamiltonJacobi equation in nonlinear control theory (Stable Manifold Method)
See experimental validations: Flexible inverted pendulum swing up,
Acrobot swing up

Control of chaotic systems and chaos engineering

Nonlinear output regulation problem (nonlinear servo mechanism)

Invariant manifold theory and its application to control system design

Nonlinear geometric control theory

Control theory on Lie groups with application for space engineering

Analysis and controller design to suppress PilotInducedOscillations in aircrafts
Teaching

Elementary Differential Equation

Optimal Control Theory

Linear Multivariable Control

Elementary College Calculus

Introduction to Probability and Statistical Estimation Theory
Honors

2016 Kimura Prize, from the Control Division of the Society of Instrument Control Engineers (SICE), Japan.

2011 Best Paper Prize (Takeda Prize), from the Society of Instrument Control Engineers (SICE), Japan

2008 Best Paper Prize (Takeda Prize), from the Society of Instrument Control Engineers (SICE), Japan

2006 Best Paper Prize, from the Society of Instrument Control Engineers (SICE), Japan

200506 JSPS Scientists Exchange Program Fellowship, Japan

2003 Inamori Scholarship, Japan

1997 Best Paper Prize, from the Society of Instrument Control Engineers (SICE), Japan
Invited talks

Nonlinear optimal control and applicationsstable manifold approach, KimuraAward Commemorative Lecture, MSCS 2017 Okayama, March 8, 2017.

Stable Manifold Approach for HamiltonJacobi Equations in Optimal Control Theory with Applications, 9th Workshop on Control of Distributed Parameter Systems, Beijing Institute of Technology, Beijing, June 29July 3rd, 2015.

Stable Manifold Method for Nonlinear Optimal Control, SICE Annual Conference 2014, Hokkaido University, Sapporo, September 12, 2014 (Plenary Lecture).

High performance controller design based on invariant manifold computations, FIRST Aihara Project, University of Tokyo, Tokyo, February 1, 2013.

Invariant manifolds and control system design  From optimal control
to servo system design
,
Mathematics in the real world 2, Math, Electric and Mechanics Interdisciplinary Graduate Program, Tokyo Metropolitan University, Tokyo, December 18, 2010 (in Japanese).

Approximate solution method for the HamiltonJacobi equation based on stable
manifold theory with applications
,
The 8th IFAC Symposium on Nonlinear Control Systems (NOLCOS 2010), Bologna,
Italy, September 3rd, 2010 (Semiplenary lecture).

Toward nonlinear control theory that can really be used in practice,
The 52nd Anual Conference of the Institute of Systems, Control and Information Engineers, Kyoto, May 16th, 2008 (Semiplenary lecture, in Japanese).
Publications
 A. T. Tran, S. Suzuki, N.Sakamoto: Nonlinear optimal control design considering a class of system constraints with validation on a magnetic levitation system, IEEE Control System Letters, Vol. 1, No. 2, pp. 418423, 2017
 T. Horibe, N. Sakamoto, Optimal swing up and stabilization control for inverted pendulum via stable manifold method, IEEE Transaction on Control System Technology, Vol. 26, No. 2, pp. 708715, 2017

G. Nishida, N. Sakamoto: Parallelization of search scheme in stable manifold method, SICE Annual Conference, 2017

G. Nishida, N. Sakamoto: Stable manifold method for infinite horizon optimal control problem with discounted cost, 20th IFAC World Congress, 2017

Y. Oishi, N. Sakamoto: Numerical computational improvement of the stablemanifold method for nonlinear optimal control, 20th IFAC World Congress, 2017

A.T.Tran, N. Sakamoto, Y. Kikuchi, K. Mori: PilotInducedOscillation suppression controller design via nonlinear optimal output regulation method, Aerospace Science and Technology, Vol. 68, pp. 278286, 2017

A. T. Tran, N. Sakamoto, M. Sato and K. Muraoka: Control augumentation system design for QuadTiltWing unmanned aerial vehicle via robust output regulation method, to appear in IEEE Transaction on Aerospace and Electric Systems, Vol. 53, No. 1, pp. 357  369, 2017

A. T. Tran and N. Sakamoto: A general framework for constrained optimal control based on stable manifold method, 55th IEEE Conference on Decision and Control, 2016.

A. T. Tran and N. Sakamoto: A computational approach for stable manifold method based on threepoint boundary value problem, SICE Annual Conference 2016, 2016.

T. Horibe and N. Sakamoto: Swing up and stabilization of the Acrobot via nonlinear optimal control based on stable manifold method, 10th IFAC Symposium on Nonlinear Control Systems, 2016.

G. Nishida and N. Sakamoto: Optimal Port Allocation for Nonlinear Distributed Parameter Systems, 2nd IFAC Workshop on Control of Systems Governed by Partial Differential Equations, 2016.

N. Sakamoto and G. Nishida: Nonlinear optimal control: Stable manifold approach, HalfDay Workshop at the 54th IEEE Conference on Decision and Control, 2015.

K. Nagata, N. Sakamoto and Y. Habaguchi: Center manifold method for the orbit design of the restricted three body problem, 54th IEEE Conference on Decision and Control, 2015.

Y. Abe and G. Nishida, N. Sakamoto and Y. Yamamoto: Robust nonlinear Hinfty control design via stable manifold method, Mathematical Problems in Engineering, Vol. 2015, Article ID 198380, 2015.

G. Nishida, Y. Abe, N. Sakamoto and Y. Yamamoto: Robustness analysis of optimal regulator for vehicle model with nonlinear friction, International Journal of Emerging Technology and Advanced Engineering, Vol. 5, Issue 6, pp. 2530, 2015.

Y. Habaguchi, N. Sakamoto and K. Nagata: Nonlinear optimal stabilization of unstable periodic orbits, 4th IFAC Conference on Analysis and Control of Chaotic Systems, 2015.

K. Hamaguchi, G. Nishida, N. Sakamoto and Y.~Yamamoto:
Nonlinear optimal control in catalytic process via stable manifold method,
5th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control, 2015.

G. Nishida and N. Sakamoto: Robustness of Nonlinear Optimal Regulator for Reduced Distributed Parameter System, 2015 SIAM Conference on Control and Its Applications, 2015.

T. Kobayakawa, H. Kawato, K. Mochizuki, N. Sakamoto and Y. Habaguchi: Abort recovery strategy for future vertical landing systems, Acta Astronautica, Vol. 116, pp. 148153, 2015.

Y. Abe, G. Nishida, N. Sakamoto and Y. Yamamoto:
Symplectic numerical approach for nonlinear optimal control of systems with inequality constraints, International Journal of Modern Nonlinear Theory and Application, Vol. 4, No. 4, pp. 234248, 2015.

M. Suzuki and N. Sakamoto: A study on global stabilization of periodic orbits in discretetime chaotic systems by using symbolic dynamics, Kybernetika, Vol. 51, Issue 1, pp. 419, 2015.

K. Hamaguchi, G. Nishida, N. Sakamoto and Y. Yamamoto: Optimal feedback control of nonlinear distributed parameter systems based on model reduction,
Trans. SICE, Vol. 51, No. 3, pp. 181188. 2015.

K. Yamaguchi, N. Sakamoto:
Swingup and stabilization control of a flexible rotational inverted pendulum by nonlinear frequency optimal control, Trans. SICE, Vol. 51, No. 3. pp. 148154, 2015; See experiment video on Youtube

Y. Umemura and N.Sakamoto:
Optimal servo design for lockup slip control for torque converternonlinear output regulation approach, IEEE Transactions on Control Systems Technology, Vol. 23, No. 4, pp. 1587  1593, 2015.

K. Hamaguchi, G. Nishida, N. Sakamoto and Y. Yamamoto:
Rapid numerical solution to HamiltonJacobi equations in stable manifold method, Trans. ISCIE, Vol. 28, No. 1, pp. 3239, 2015.

T. Kobayakawa, H. Kawato, K. Mochizuki, N. Sakamoto and Y. Habaguchi:
Abort recovery strategy for future vertical landing systems, 65th International Astronautical Congress, 2014.

K. Ishikawa and N. Sakamoto:
Optimal control for control moment gyros  Centerstable manifold approach, Trans. SICE, Vol. 50, No. 10, pp. 731738, 2014.

K. Hamaguchi, G. Nishida and N. Sakamoto:
Suboptimal feedback control of nonlinear distributed parameter systems by stable manifold method, 19th IFAC World Congress, 2014.

N. Sakamoto and B. Rehak:
Nonlinear Luenberger observer design via invariant manifold computation, 19th IFAC World Congress, 2014.

A nonlinear observer via system variables dependent Sylvester equation approach with applications, 21st Mathematical Theory of Network and Systems (MTNS 2014), 2014.

Y. Umemura and N. Sakamoto:
Slip control of a lockup clutch via optimal output regulation for LPV systems, Trans. SICE, Vol. 50, No. 3, pp. 274280, 2014.

K. Ueno, N. Sakamoto, M. Suzuki and T. Oguchi:
New nonlinear observer by statedependent sylvester equation approach, Trans. SICE, Vol. 50, No. 3, pp. 219226, 2014.

H. Suzuki and N. Sakamoto:
Output regulation control experiment for inverted pendulum  Nonlinear control via center manifold approximation theory, Transactions of the Japan Society of Mechanical Engineers, Series C, Vol. 79, No. 803, pp. 23732382, 2013.

G. Nishida, K. Yamaguchi and N. Sakamoto:
Passivitybased boundary controls of flexible beams with large deformations, Trans. ISCIE, Vol. 26, No. 7, pp. 288296, 2013.

Y. Umemura and N. Sakamoto:
Nonlinear optimal servo control design for PMSM with inverter voltage norm constraints, Trans. ISCIE, Vol. 26, No. 7, pp. 252260, 2013.

Y. Umemura and N. Sakamoto:
Nonlinear optimal control design for practical use  Based on invariant manifold computation, Journal of ISCIE, Vol. 57, No. 7, 264269, 2013.

M. Suzuki and N. Sakamoto:
Analysis and control for systems of first oder partial differential equations, Journal of ISCIE, Vol. 57, No. 6, 248253, 2013.

H. Umeda, N. Sakamoto and Y. Umemura:
Nonlinear optimal controller designs satisfying state and input norm constraints,
Trans. SICE, Vol. 49, No. 3, 345352, 2013.

S. Yamagishi, N. Sakamoto and M. Sato:
Flight Control Design for Prevention of PIO using Nonlinear Optimal Control,
Journal of the Japan Society for Aeronautical and Space Sciences, Vol. 61, No. 1, pp. 18, 2013.

N. Sakamoto:
Case studies on the application of the stable manifold approach for nonlinear optimal control design,
Automatica, Vol. 49, No. 2, pp. 568576, 2013.

K. Yamaguchi, G. Nishida and N. Sakamoto:
Energy estimation in numerical scheme for nonlinear partial differential equations,
4th IFAC Workshop on Lagrangian and Hamiltonian Methods for Non Linear Control, 2012.

R. Fujimoto and N. Sakamoto:
Swingup and stabilization of inverted pendulum by nonlinear optimal control,
Trans. SICE, Vol. 48, No. 7, pp. 423430, 2012.

G. Nishida and N. Sakamoto:
Hamiltonian Representation of Magnetohydrodynamics for Boundary Energy Controls, Topics in Magnetohydrodynamics, Dr. Linjin Zheng (Ed.), InTech, pp. 167188, 2012.

N. Sakamoto and B. Rehak:
Iterative methods to compute center and centerstable manifolds with application to the optimal output regulation problem,
48th IEEE Conference on Decision and Control,
2011.

H. Umeda, Y. Maeyama, N. Sakamoto and Y. Umemura:
Optimal controller designs satisfying state constraints,
The SICE Annual Conference,
2011.

S. Yamagishi, N. Hasegawa, N. Sakamoto and M. Sato:
Nonlinear control of an aircraft in the presence of microburst windshear,
The SICE Annual Conference,
2011.

R. Fujimoto and N. Sakamoto:
The stable manifold approach for optimal swing up and stabilization of an inverted pendulum with input saturation,
IFAC World Congress,
2011.

M. Suzuki and N. Sakamoto:
Controlling Ideal Turbulence in Timedelayed Chua's Circuit:
Stabilization and Synchronization,
International Journal of Bifurcation and Chaos,
Vol. 20, Issue 5, pp. 13511363, 2010.

H. Suzuki, N. Sakamoto and S. Celikovsky:
Analytical Approximation Method for the Center Manifold
in the Nonlinear Output Regulation Problem,
Trans. SICE, Vol. 45, No. 9, pp. 451458, 2009.

S. Zavadsky, A. Ovsyannikov and N. Sakamoto:
Parametric Optimization for Tokamak Plasma Control System
4th International Scientific Conference on Physics and Control, 2009.

M. Suzuki and N. Sakamoto:
A study on controlling ideal turbulence: Stabilization and synchronization
of timedelayed Chua's circuits,
Trans. SICE, Vol. 45, No. 8, pp. 398405, 2009.

M. Suzuki and N. Sakamoto:
Synchronizing ideal turbulence and an application to communications,
IEICE Trans. on Fundamentals of Electronics, Communications and Computer Science,
Vol. J92A, No. 11, pp. 901908, 2009.

M. Suzuki and N. Sakamoto:
Controlling ideal turbulence and an application to communications,
48th IEEE Conference on Decision and Control,
2009.

R. Fujimoto, H. Suzuki and N. Sakamoto:
Design of a nonlinear optimal servo system for a magnetic levitation system,
Trans. SICE, Vol. 45, No. 7, pp. 388390, 2009.

M. Suzuki, N. Sakamoto and K. Naito:
Controlling ideal turbulence: stabilization and synchronization,
2nd IFAC Conference on Analysis and Control of Chaotic Systems, 2009.

Systems and Control, Ohumsha, 2008. (Coauthor)

N. Sakamoto: A method for solving the HamiltonJacobi equation via approximation
of stable manifolds,
Journal of the Japan Society for Simulation Technology, Vol. 27, No. 4, pp. 221225, 2008.

N. Sakamoto and A. J. van der Schaft: Analytical approximation methods for the stabilizing solution of
the HamiltonJacobi equation,
IEEE Trans. Automatic Control, Vol. 53, No. 10, pp. 23352350, 2008.

H. Suzuki and N. Sakamoto and S. Celikovsky:
Analytical approximation method for the center manifold in the nonlinear output regulation problem,
47th IEEE Conference on Decision and Control, 2008.

M. Suzuki and N. Sakamoto: Global stabilization of periodic orbits in chaotic systems by using
symbolic dynamics,
Proc. the 17th IFAC World Congress , 2008.

M. Suzuki and N. Sakamoto: A butterflyshaped localization set for the Lorenz attractor,
Physics Letters A, Vol. 372, Issues 15, pp. 26142617, 2008.

M. Suzuki and N. Sakamoto: A study on global stabilization of a class of discretetime
systems by using symbolic dynamics,
3rd International IEEE Scientific Conference on Physics and Control, 2007.

N. Sakamoto and A. J. van der Schaft: An approximation method for the stabilizing solution of the
HamiltonJacobi equation for integrable systemsA Hamiltonian perturbation approach,
Trans. SICE, Vol. 43, No. 7, pp. 572580, 2007.

K. Yamada, I. Jikuya, N. Sakamoto and F. Goto: Pilotinduced oscillation analysis with rate limiter,
Journal of the Japan Society of Mechanical Engineers, Series C, Vol. 73, No. 728, pp. 10591066, 2007.

N. Sakamoto and A. J. van der Schaft: An analytical approximation method for
the stabilizing solution of the HamiltonJacobi equation based on stable
manifold theory, 26th American Control Conference, 2007.

X.H. Liang, K. Yamada, N. Sakamoto and I. Jikuya:
Model predictive controller design to suppress ratelimiterbased
pilotinduced oscillations, Trans. of the Japan Society for Aeronautical and Space Sciences, Vol. 49, No. 166, pp. 239245, 2007.

N. Sakamoto and A. J. van der Schaft:
An approximation method for the stabilizing solution of the
HamiltonJacobi equation for integrable systems using Hamiltonian
perturbation theory, 45th IEEE Conference on Decision and Control,
2006.

N. Sakamoto: Floquetbased chaos control for continuoustime systems
with stability analysis, Physics Letters A, Vol. 356, Issues 45, pp. 316323, 2006.

N. Sakamoto: A generalization of the OGY control to continuoustime
systems using Floquet theory, 16th IFAC World Congress, 2005.

N. Sakamoto: Tracking control of the ndimensional rigid body with output feedback, Trans. SICE, Vol. 40, No. 9, pp. 934937, 2004.

N. Sakamoto and H. Suzuki: Attitude Control of ndimensional rigid body with angular velocity observer, IFAC Symposium on Nonlinear Control Systems, 2004.

H. Suzuki and N. Sakamoto: An observer design and separation principle for the motion of the ndimensional rigid body, Trans. SICE, Vol. 40, No. 5, pp. 502508, 2004.

N. Sakamoto and H. Suzuki:
Representation and control of systems on the rotation group,
Journal of SICE, Vol. 42, No. 10, pp. 847852, 2003.

H. Suzuki and N. Sakamoto: An observer design and separation principle for the motion of the ndimensional rigid body, Proc. of European Control Conference, 2003.

N. Sakamoto: Analysis of the HamiltonJacobi equation in nonlinear control theory by symplectic geometry, SIAM Journal on Contr. Opt., Vol. 40, No. 6, 19241937, 2002.
(Last modified: June 2018)