Advance Program of NCN’19

2019 IEEE Workshop on Nonlinear Circuit Networks

Community Plaza, Shikoku University, Tokushima, December 13-14, 2019

Organizer: IEEE Circuits and Systems Society, Shikoku Chapter Contents

Schedule i

Table of Contents ii 13AM1: Neural Networks and Learning ...... ii 13PM1: Invited Paper ...... ii 13PM2: Chaos ...... ii 13PM3: Complex Systems ...... iii 14AM1: Circuit Desgin and Analysis ...... iii 14PM1: Invited Paper ...... iv 14PM2: Optimization ...... iv 14PM3: Nonlinear Systems and Analysis ...... iv

Author Index vi A ...... vi B ...... vi C ...... vi F ...... vi G ...... vi H ...... vi I ...... vi K ...... vi M ...... vi N ...... vi O ...... vi S ...... vi T ...... vi U ...... vii Y ...... vii Z ...... vii Schedule

December 13

Time Events Chair (Organization) 10:30-12:00 Session: Neural Networks and Yuichi Tanji (Kagawa University) Learning LUNCH 13:20-14:00 Session: Invited Paper Kuniyasu Shimizu ( Institute of Technology) 14:00-14:54 Session: Chaos Kuniyasu Shimizu (Chiba Institute of Technology) 15:15-16:45 Session: Complex Systems Hiroaki Kurokawa (Tokyo University of Technology)

December 14

Time Events Chair (Organization) 10:00-11:30 Session: Circuit Desgin and Hisashi Aomori (Chukyo University) Analysis LUNCH 13:00-13:40 Session: Invited Paper Mamoru Tanaka () 13:40-14:34 Session: Optimization Mamoru Tanaka (Sophia University) 14:50-16:12 Session: Nonlinear Systems and Hiroyuki Asahara ( of Science) Analysis

i Table of Contents

13AM1: Neural Networks and Learning

Date: December 13, 10:30-12:00 Room: Community Plaza 2F, Shikoku University Chair: Yuichi Tanji (Kagawa University) 13AM1-1 Image Sharpening for Blurred Images by Using Cellular Neural Networks 1 Kodai Kitamura (Tokushima University), Yoko Uwate (Tokushima University), Yoshifumi Nishio (Tokushima University)

13AM1-2 Voice Recognition Using Surrogate Method with 1D-Convolutional Neural Network 5 Tomiyuki Furugaki (Tokushima University), Tomoya Takata (Tokushima University), Yoko Uwate (Tokushima University), Yoshifumi Nishio (Tokushima University)

13AM1-3 Image Classification for Datasets Composed of Depth Prediction and Edge Extraction Images 9 from Overhead by Convolutional Neural Network Shu Sumimoto (Tokushima University), Yuichi Miyata (Tokushima University), Yoko Uwate (Tokushima University), Yoshi- fumi Nishio (Tokushima University)

13AM1-4 Convolutional Neural Network with Glia Dropout 13 Chihiro Ikuta (NIT, Suzuka College), Isao Goto (Sumitomo Electric Industries, Ltd.)

13AM1-5 Comparing Q-Learning with Profit Sharing for Multi-Ship Course Problems 17 Takahiro Tomihara (Hiroshima City University), Takeshi Kamio (Hiroshima City University), Takahiro Tanaka (Japan Coast Guard Academy), Kunihiko Mitsubori (), Hisato Fujisaka (Hiroshima City University)

13PM1: Invited Paper

Date: December 13, 13:20-14:00 Room: Community Plaza 2F, Shikoku University Chair: Kuniyasu Shimizu (Chiba Institute of Technology) 13PM1-1 Attractor Editing for Music Expression in Sophia Sound —Including Mapping Modulation 21 Method in Cellular Flow — Mamoru Tanaka (Sophia University), Masaki Bandai (Sophia University), Yoshifumi Nishio (Tokushima University)

13PM2: Chaos

ii Date: December 13, 14:00-14:54 Room: Community Plaza 2F, Shikoku University Chair: Kuniyasu Shimizu (Chiba Institute of Technology) 13PM2-1 Unstable periodic points in the tent map based on symbolic dynamics 23 Yuu Miino (Tokyo University of Technology), Tetsushi Ueta (Tokushima University)

13PM2-2 Investigation of Complexity of Chaos in Many Degrees of Freedom Chaotic Circuits 26 Naoto Yonemoto (Tokushima University), Katsuya Nakabai (Tokushima University), Yoko Uwate (Tokushima University), Yoshifumi Nishio (Tokushima University)

13PM2-3 Effects of Higher Dimensions on Chaos in Four Dimensioal Hyperchaotic Systems 29 Tsuyoshi Isozaki (Tokushima University), Takumi Nara (Tokushima University), Yoko Uwate (Tokushima University), Yoshi- fumi Nishio (Tokushima University)

13PM3: Complex Systems

Date: December 13, 15:15-16:45 Room: Community Plaza 2F, Shikoku University Chair: Hiroaki Kurokawa (Tokyo University of Technology) 13PM3-1 Switching Effect of Synchronization Phenomena in Ladder-Coupled Chaotic Network Includ- 32 ing Ring Structure Katsuya Nakabai (Tokushima University), Yoko Uwate (Tokushima University), Yoshifumi Nishio (Tokushima University)

13PM3-2 Synchronization Phenomena in Chaotic Complex Networks with Coupling Strength and Fac- 36 tor of Synchronization Kyohei Fujii (Tokushima University), Yoko Uwate (Tokushima University), Yoshifumi Nishio (Tokushima University)

13PM3-3 Investigation of Clustering Phenomena in Coupled Chaotic Circuits Located in Three- 40 Dimensional Space Takumi Nara (Tokushima University), Yoko Uwate (Tokushima University), Yoshifumi Nishio (Tokushima University)

13PM3-4 A Simple Reservoir Computing System with Growing Structure 44 Naoki Sakamoto (), Toshimichi Saito (HOSEI University)

13PM3-5 A Research on Measuring Latency of Private Ethereum Blockchain 46 Xuan Chen (Chiba University), Kien Nguyen (Chiba University), Hiroo Sekiya (Chiba University)

14AM1: Circuit Desgin and Analysis

Date: December 14, 10:00-11:30 Room: Community Plaza 2F, Shikoku University Chair: Hisashi Aomori (Chukyo University) 14AM1-1 Influence of number of inverters in a two-coupled ring oscillators 49 Seiya Takano (Chiba Institute of Technology), Kuniyasu Shimizu (Chiba Institute of Technology)

iii 14AM1-2 A 1MHz Class-E2 Single-Stage Power Factor Correction Converter with Frequency Control 53 Wenqi ZHU (Chiba University), Kien NGUYEN (Chiba University), Hiroo SEKIYA (Chiba University)

14AM1-3 Behavior of Current-Controlled DC-DC Converter with TEM 55 Shota Uchino (Okayama University of Science), Takuji Kousaka (Chukyo University), Hirokazu Ohtagaki (Okayama Uni- versity of Science), Kenta Shinohara (Okayama University of Science), Hiroyuki Asahara (Okayama University of Science)

14AM1-4 Evaluation of Load Variations Characteristics in Class-F Amplifier 57 Yuki Oue (Chiba University), Kien Nguyen (Chiba University), Hiroo Sekiya (Chiba University)

14AM1-5 Analysis of Synchronization Phenomena in Paralleled Buck Converters 59 Hirotaka Kanzaki (HOSEI University), Toshimichi Saito (HOSEI University)

14PM1: Invited Paper

Date: December 14, 13:00-13:40 Room: Community Plaza 2F, Shikoku University Chair: Mamoru Tanaka (Sophia University) 14PM1-1 Multiobjective Evolutionary Algorithms and Switching Power Converters 62 Toshimichi Saito (HOSEI University), Ryutaro Fujikawa (HOSEI University)

14PM2: Optimization

Date: December 14, 13:40-14:34 Room: Community Plaza 2F, Shikoku University Chair: Mamoru Tanaka (Sophia University) 14PM2-1 Application of Particle Swarm Optimization to the Calculation of Border-Collision Bifurca- 66 tion Point in a One-dimensional Piecewise Nonlinear Discrete Dynamical System Wataru Kinoshita (Oita University), Hideyuki Kato (Oita University), Hiroaki Kurokawa (Tokyo University of Technology), Haruna Matsushita (Kagawa University), Takuji Kousaka (Chukyo University)

14PM2-2 PSO based Bifurcation Analysis of Discrete Dynamical Systems 69 Satonao Okitsu (HOSEI University), Toshimichi Saito (HOSEI University)

14PM2-3 Simple Population based Algorithms for Maximum Power Point Tracking 72 Yusuke Iwahashi (HOSEI University), Shin Yasukawa (HOSEI University), Toshimichi Saito (HOSEI University)

14PM3: Nonlinear Systems and Analysis

Date: December 14, 14:50-16:12 Room: Community Plaza 2F, Shikoku University Chair: Hiroyuki Asahara (Okayama University of Science)

iv 14PM3-1 Consideration of quasi-periodic behavior of an electron in quantum double-well 75 Nakamura Ibuki (Hiroshima City University), Fujisaka Hisato (Hiroshima City University)

14PM3-2 Finding all characteristic curves of piecewise-linear resistive circuits using an integer pro- 79 gramming solver Takumi Kuramoto (), Kiyotaka Yamamura (Chuo University)

14PM3-3 Positive Real Balanced Truncation of Index-2 Descriptor Systems 83 Yuichi Tanji (Kagawa University)

14PM3-4 An Evaluation of MPTCP on Raspberry Pi3 87 Taich Tsuru (Chiba University), KIen Nguyen (Chiba University), Hiroo Sekiya (Chiba University)

v Author Index

A M

Asahara, Hiroyuki: 55(14AM1-3) Matsushita, Haruna: 66(14PM2-1) Miino, Yuu: 23(13PM2-1) Mitsubori, Kunihiko: 17(13AM1-5) B Miyata, Yuichi: 9(13AM1-3)

Bandai, Masaki: 21(13PM1-1) N

C NGUYEN, Kien: 53(14AM1-2) Nakabai, Katsuya: 26(13PM2-2), 32(13PM3-1) Chen, Xuan: 46(13PM3-5) Nara, Takumi: 29(13PM2-3), 40(13PM3-3) Nguyen, KIen: 87(14PM3-4) Nguyen, Kien: 46(13PM3-5), 57(14AM1-4) F Nishio, Yoshifumi: 1(13AM1-1), 5(13AM1-2), 9(13AM1-3), 21(13PM1-1), 26(13PM2-2), Fujii, Kyohei: 36(13PM3-2) 29(13PM2-3), 32(13PM3-1), 36(13PM3-2), Fujikawa, Ryutaro: 62(14PM1-1) 40(13PM3-3) Fujisaka, Hisato: 17(13AM1-5) Furugaki, Tomiyuki: 5(13AM1-2) O G Ohtagaki, Hirokazu: 55(14AM1-3) Okitsu, Satonao: 69(14PM2-2) Goto, Isao: 13(13AM1-4) Oue, Yuki: 57(14AM1-4) H S Hisato, Fujisaka: 75(14PM3-1) SEKIYA, Hiroo: 53(14AM1-2) Saito, Toshimichi: 44(13PM3-4), 59(14AM1-5), I 62(14PM1-1), 69(14PM2-2), 72(14PM2-3) Sakamoto, Naoki: 44(13PM3-4) Ibuki, Nakamura: 75(14PM3-1) Sekiya, Hiroo: 46(13PM3-5), 57(14AM1-4), Ikuta, Chihiro: 13(13AM1-4) 87(14PM3-4) Isozaki, Tsuyoshi: 29(13PM2-3) Shimizu, Kuniyasu: 49(14AM1-1) Iwahashi, Yusuke: 72(14PM2-3) Shinohara, Kenta: 55(14AM1-3) Sumimoto, Shu: 9(13AM1-3) K T Kamio, Takeshi: 17(13AM1-5) Kanzaki, Hirotaka: 59(14AM1-5) Takano, Seiya: 49(14AM1-1) Kato, Hideyuki: 66(14PM2-1) Takata, Tomoya: 5(13AM1-2) Kinoshita, Wataru: 66(14PM2-1) Tanaka, Mamoru: 21(13PM1-1) Kitamura, Kodai: 1(13AM1-1) Tanaka, Takahiro: 17(13AM1-5) Kousaka, Takuji: 55(14AM1-3), 66(14PM2-1) Tanji, Yuichi: 83(14PM3-3) Kuramoto, Takumi: 79(14PM3-2) Tomihara, Takahiro: 17(13AM1-5) Kurokawa, Hiroaki: 66(14PM2-1) Tsuru, Taich: 87(14PM3-4)

vi U

Uchino, Shota: 55(14AM1-3) Ueta, Tetsushi: 23(13PM2-1) Uwate, Yoko: 1(13AM1-1), 5(13AM1-2), 9(13AM1-3), 26(13PM2-2), 29(13PM2-3), 32(13PM3-1), 36(13PM3-2), 40(13PM3-3)

Y

Yamamura, Kiyotaka: 79(14PM3-2) Yasukawa, Shin: 72(14PM2-3) Yonemoto, Naoto: 26(13PM2-2)

Z

ZHU, Wenqi: 53(14AM1-2)

vii