Kiyoshi Sakamoto
Papers
3
Total Citations
264
H-Index
3
About
Kiyoshi Sakamoto is a control systems researcher whose work has made significant contributions to the field of robust motion control, particularly in the development of disturbance observer-based sliding mode control for precision servo systems. His most influential research addresses one of the longstanding challenges in sliding mode control — the phenomenon of chattering, characterized by high-frequency oscillations that can degrade system performance and damage mechanical components. By innovatively combining disturbance observers with feedforward control strategies and grounding his designs in Lyapunov stability theory, Sakamoto established a rigorous and practical methodology for achieving smooth yet robust control of servomotors and multi-axis systems. His foundational 1994 paper on this topic has accumulated 145 citations, with a related 2003 extension drawing an additional 106 citations, together reflecting the enduring relevance of his contributions to the control engineering community. Beyond robust control, Sakamoto has also explored intelligent motion planning for robotic manipulators, proposing B-spline-based trajectory optimization through variational methods to reduce memory overhead while maintaining performance. His body of work stands as a valuable resource for researchers and engineers working at the intersection of robotics, mechatronics, and advanced control theory.
Research Focus
Key Achievements
Top Papers
- 1Chattering reduction of disturbance observer based sliding mode control145 citations · 1994
- 2Chattering reduction of disturbance observer based sliding mode control106 citations · 2003
- 3Trajectory planning using optimum solution of variational problem13 citations · 2002