| 2006 | ISCAS | A new Spice-oriented frequency-domain optimization technique. | Masayoshi Oda, Yoshihiro Yamagami, Yoshifumi Nishio, Junji Kawata, Akio Ushida |
| 2006 | ISCAS | Fast timing analysis of plane circuits via two-layer CNN-based modeling. | Yuichi Tanji, Hideki Asai, Masayoshi Oda, Yoshifumi Nishio, Akio Ushida |
| 2004 | ISCAS | Distortion analysis of nonlinear networks based on SPICE-oriented harmonic balance method. | Yoshihiro Yamagami, Hiroo Yabe, Yoshifumi Nishio, Akio Ushida |
| 2004 | ISCAS | Investigation of phase-wave propagation phenomena in second order CNN arrays. | Zonghuang Yang, Kazuya Tsuruta, Yoshifumi Nishio, Akio Ushida |
| 2003 | ISCAS | A reduction technique of large scale RCG interconnects in complex frequency domain. | Yoshihiro Yamagami, Yoshifumi Nishio, Atsumi Hattori, Akio Ushida |
| 2003 | ISCAS | Relations between spatio-temporal phenomena and eigenvalues in mutually coupled CNNs. | Zonghuang Yang, Masayuki Yamauchi, Yoshifumi Nishio, Akio Ushida |
| 2002 | ISCAS | Response of coupled chaotic circuits to sinusoidal input signal. | Tomoya Hayashi, Yoshifumi Nishio, Martin Hasler, Akio Ushida |
| 2002 | ISCAS | Clustering in globally coupled system of chaotic circuits. | M. Miyamura, Yoshifumi Nishio, Akio Ushida |
| 2002 | ISCAS | Passive closed-form expression of RLCG transmission lines. | Yuichi Tanji, Akio Ushida, Michel S. Nakhla |
| 2002 | ISCAS | Frequency response of nonlinear networks using curve tracing algorithm. | Akio Ushida, Yoshihiro Yamagami, Yoshifumi Nishio |
| 2002 | ISCAS | Analysis of phase-waves in coupled oscillators as a ladder. | Masayuki Yamauchi, Yoshifumi Nishio, Akio Ushida |
| 2001 | ISCAS | A design method of chaotic circuits using an oscillator and a resonator. | Yasuteru Hosokawa, Yoshifumi Nishio, Akio Ushida |
| 2001 | ISCAS | Bifurcation and complex phenomena in chaotic systems coupled by transmission line. | Junji Kawata, Yoshifumi Nishio, Akio Ushida |
| 2001 | ISCAS | An efficient algorithm for finding multiple DC solutions based on Spice oriented Newton homotopy method. | Akio Ushida, Yoshihiro Yamagami, Ikkei Kinouchi, Yoshifumi Nishio, Yasuaki Inoue |
| 2001 | ISCAS | Reflection and transmission of phase-inversion-waves in oscillators coupled by two kinds of inductors. | Masayuki Yamauchi, Yoshifumi Nishio, Akio Ushida |
| 2000 | ISCAS | On synchronization phenomena in chaotic systems coupled by transmission line. | Junji Kawata, Yoshifumi Nishio, Akio Ushida |
| 2000 | ISCAS | Collisions between two phase-inversion-waves in an array of oscillators. | Masayuki Yamauchi, Masahiro Wada, Yoshifumi Nishio, Akio Ushida |
| 1999 | ISCAS | Analysis of chaotic wandering of phase patterns in a two-dimensional coupled chaotic circuits network. | Yoshifumi Nishio, Akio Ushida |
| 1999 | ISCAS | Chaotic itinerancy phenomena on coupled n-double scrolls chaotic circuits. | M. Wada, Yoshifumi Nishio, Akio Ushida |
| 1995 | ISCAS | Spatiotemporal Chaos in Four Chaotic Circuits Coupled by One Resistor. | Yoshifumi Nishio, Akio Ushida |
| 1995 | ISCAS | Diminishment and Enlargement of Binary Pictures Using Slightly Space Variant Cellular Neural Network Architecture. | Csaba Rekeczky, Akio Ushida, Tams Roska |
| 1994 | ISCAS | Multimode Chaos in Two Coupled Chaotic Oscillators with Hard Nonlinearities. | Yoshifumi Nishio, Akio Ushida |
| 1994 | ISCAS | Analysis of Bifurcation Points of Nonlinear Resistive Circuits by Curve Tracing Method. | Akio Ushida |
| 1993 | ISCAS | On coupled oscillators networks - For the cellular neural network. | Yoshifumi Nishio, Shinsaku Mori, Akio Ushida |
| 1993 | ISCAS | Transient analysis of nonlinear transmission lines by hybrid harmonic balance method. | Akio Ushida, Leon O. Chua |