Analysis of border-collision bifurcation in a simple circuit. - Takuji Kousaka; Takashi Kido; Tetsushi Ueta; Hiroshi Kawakami; Minoru Abe (ISCAS, 2000)

Bifurcation analysis in hybrid nonlinear dynamical systems. - Takuji Kousaka; Mitsushi Matsumoto; Tetsushi Ueta; Hiroshi Kawakami; Minoru Abe (ISCAS (3), 2001)

Controlling Chaos in a State-Dependent Nonlinear System. - Takuji Kousaka; Tetsushi Ueta; Hiroshi Kawakami (Int. J. Bifurc. Chaos, 2002)

Partial external force control for piecewise smooth dynamical systems. - Tetsushi Ueta; Takuji Kousaka; Tohru Kawabe; Sang-Ho Hyon (Circuits, Signals, and Systems, 2004)

Bifurcation analysis in a piecewise-smooth system with periodic threshold. - Takuji Kousaka; Masahiko Mori (ISCAS (4), 2004)

Experimental Realization of Controlling Chaos in the Periodically Switched Nonlinear Circuit. - Takuji Kousaka; Yosihito Yasuhara; Tetsushi Ueta; Hiroshi Kawakami (Int. J. Bifurc. Chaos, 2004)

Bifurcation and Chaos in Coupled BVP oscillators. - Tetsushi Ueta; Hisayo Miyazaki; Takuji Kousaka; Hiroshi Kawakami (Int. J. Bifurc. Chaos, 2004)

Bifurcation analysis in a hybrid time delay system. - Takuji Kousaka; Yue Ma (ECCTD, 2005)

A subtle link in switched dynamical systems: saddle-node bifurcation meets border collision. - Yue Ma; Hiroshi Kawakami; Chi K. Michael Tse; Takuji Kousaka (ISCAS (6), 2005)

Bifurcation analysis of a piecewise smooth system with non-linear characteristics. - Takuji Kousaka; Tetsushi Ueta; Yue Ma; Hiroshi Kawakami (Int. J. Circuit Theory Appl., 2005)

Connecting border collision with saddle-node bifurcation in switched dynamical systems. - Yue Ma; C. K. Tse; Takuji Kousaka; Hiroshi Kawakami (IEEE Trans. Circuits Syst. II Express Briefs, 2005)

Switch synchronizing delayed feedback control for piecewise linear systems. - Y. Toyosaki; Tetsushi Ueta; Takuji Kousaka (ISCAS, 2006)

General Consideration for Modeling and bifurcation Analysis of Switched Dynamical Systems. - Yue Ma; Hiroshi Kawakami; Chi Kong Tse; Takuji Kousaka (Int. J. Bifurc. Chaos, 2006)

Occasional Delayed Feedback Control for Switched Autonomous Systems. - Tetsushi Ueta; Takuji Kousaka; Shigeki Tsuji (ISCAS, 2007)

Experimental study of an interrupted electric circuit with spike noise. - Hiroyuki Asahara; Takuji Kousaka (ECCTD, 2009)

Dynamical mechanism for interrupted circuit with switching delay. - Takuji Kousaka; Hiroyuki Asahara (IEICE Electron. Express, 2009)

Chaos Control Implementation by Interrupted Electric Circuit with Switching Delay. - Takuji Kousaka; Tetsushi Ueta; Yue Ma (Int. J. Bifurc. Chaos, 2009)

Numerical method for bifurcation analysis in an impact oscillator with fixed border. - Akiko Takahashi; Kunichika Tsumoto; Kazuyuki Aihara; Takuji Kousaka (ECCTD, 2011)

An experimental examination of a PWM-1 controlled interrupted electric circuit. - Takuji Kousaka; Hiroyuki Asahara (IEICE Electron. Express, 2011)

Bifurcation Analysis in a PWM Current-Controlled H-Bridge inverter. - Hiroyuki Asahara; Takuji Kousaka (Int. J. Bifurc. Chaos, 2011)

Qualitative analysis of an interrupted electric circuit with spike noise. - Hiroyuki Asahara; Takuji Kousaka (Int. J. Circuit Theory Appl., 2011)

A search algorithm of bifurcation point in an impact oscillator with periodic threshold. - Goki Ikeda; Hiroyuki Asahara; Kazuyuki Aihara; Takuji Kousaka (APCCAS, 2012)

Analysis of an interrupted circuit with fast-slow bifurcation. - Yutaka Izumi; Hiroyuki Asahara; Kazuyuki Aihara; Takuji Kousaka (APCCAS, 2012)

A numerical approach to calculate grazing bifurcation points in an impact oscillator with periodic boundaries. - Akiko Takahashi; Hiroo Sekiya; Kazuyuki Aihara; Takuji Kousaka (ISCAS, 2012)

Chaotic Behavior in a Switching Delay Circuit. - Akihito Matsuo; Hiroyuki Asahara; Takuji Kousaka (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2012)

Design of Class-EM Oscillator With Second Harmonic Injection. - Ryosuke Miyahara; Xiuqin Wei; Tomoharu Nagashima; Takuji Kousaka; Hiroo Sekiya (IEEE Trans. Circuits Syst. I Regul. Pap., 2012)

Effect of Time Lag in Response to Switching Signal in Interrupted Electric Circuit. - Hiroyuki Asahara; Yutaka Izumi; Yusuke Tone; Hirokazu Matsumoto; Takuji Kousaka (Circuits Syst. Signal Process., 2014)

Controlling Chaos of Hybrid Systems by Variable Threshold Values. - Daisuke Ito; Tetsushi Ueta; Takuji Kousaka; Jun-ichi Imura; Kazuyuki Aihara (Int. J. Bifurc. Chaos, 2014)

Theoretical and experimental analysis of a simple PWM-1 controlled interrupted electric circuit. - Hiroyuki Asahara; Takuji Kousaka (Int. J. Circuit Theory Appl., 2014)

Bifurcation Analysis of the Nagumo-Sato Model and Its Coupled Systems. - Daisuke Ito; Tetsushi Ueta; Takuji Kousaka; Kazuyuki Aihara (Int. J. Bifurc. Chaos, 2016)

Period Doubling Bifurcation Point Detection Strategy with Nested Layer Particle Swarm Optimization. - Haruna Matsushita; Yusho Tomimura; Hiroaki Kurokawa; Takuji Kousaka (Int. J. Bifurc. Chaos, 2017)

Relationship of fast-scale and slow-scale instabilities in switching circuit with multiple inputs. - Hiroyuki Asahara; Soumitro Banerjee; Takuji Kousaka (Int. J. Circuit Theory Appl., 2017)

A Simple Circuit Model for PWM-1-Controlled DC-DC Converter and Its Analysis. - Kojiro Tamura; Yuki Kametaka; Takuji Kousaka; Hirokazu Ohtagaki; Hiroyuki Asahara (ISOCC, 2018)

Stability Analysis Using Monodromy Matrix for Impacting Systems. - Hiroyuki Asahara; Takuji Kousaka (IEICE Trans. Fundam. Electron. Commun. Comput. Sci., 2018)

A general method to stabilize unstable periodic orbits for switched dynamical systems with a periodically moving threshold. - Yuu Miino; Daisuke Ito; Hiroyuki Asahara; Takuji Kousaka; Tetsushi Ueta (Int. J. Circuit Theory Appl., 2018)

Basic circuit design of high step-up ratio DC-DC converter. - Shota Uchino; T. Yamamoto; F. Mohamad; K. Shinohara; Tsutomu Iida; Takuji Kousaka; Hirokazu Ohtagaki; Hiroyuki Asahara (ISOCC, 2019)

Particle swarm optimization-based strategy for detecting border-collision bifurcation points in piecewise smooth maps. - Haruna Matsushita; Wataru Kinoshita; Hiroaki Kurokawa; Takuji Kousaka (Appl. Soft Comput., 2020)

An Estimation Method for Controlling Unstable Periodic Orbit Without Using Poincaré Map. - Satoshi Aoki; Takuji Kousaka; Shota Uchino; Daiki Hozumi; Hiroyuki Asahara (ISOCC, 2021)

A simple approach of stability analysis and MPPT control in DC-DC converter with TEM. - Yuma Furutani; Takuji Kousaka; Shota Uchino; Hiroyuki Asahara (ISOCC, 2022)

Chattering phenomenon in a high-side gate driver circuit using MOSFET equivalent circuit. - Yusuke Goto; Hiroyuki Asahara; Daisuke Ito; Takuji Kousaka (ISOCC, 2022)

Comparative Study of Nonlinear Dynamics in DC-DC Converter with TEM. - Daiki Hozumi; Shota Uchino; Takuji Kousaka; Hiroyuki Asahara (ISOCC, 2022)

Computation of homoclinic points using particle swarm optimization in 2-dimensional discrete dynamical systems. - Tatsumi Makino; Yuu Miino; Haruna Matsushita; Takuji Kousaka (ISOCC, 2022)

Experimental Verification of Slow-Scale Oscillation in DC-DC Converter with Photovoltaic Module. - Daiki Hozumi; Shota Uchino; Takuji Kousaka; Hiroyuki Asahara (ISOCC, 2023)

Bifurcation analysis of a chaotic interrupted system with a periodic threshold. - Yuta Suzuki; Kaito Kato; Hiroyuki Asahara; Takuji Kousaka (ISOCC, 2023)

Parallel Nested-Layer Particle Swarm Optimization for Bifurcation Parameter Detection. - Tomo Hasegawa; Haruna Matsushita; Takuji Kousaka; Hiroaki Kurokawa (ICTC, 2024)

Neimark-Sacker bifurcation in DC-DC converter with photovoltaic module. - Hiroyuki Asahara; Takuji Kousaka (ISCAS, 2024)

Derivative-Free-Optimization-based Bifurcation Point Detection Method without Parameter Tuning. - Haruna Matsushita; Hiroaki Kurokawa; Takuji Kousaka (ISCAS, 2024)

Homoclinic Points Calculation Method With Particle Swarm Optimization. - Tatsumi Makino; Yuu Miino; Haruna Matsushita; Takuji Kousaka (IEEE Access, 2024)