Committee 
Date Time 
Place 
Paper Title / Authors 
Abstract 
Paper # 
NC, NLP (Joint) 
20210121 10:30 
Online 
Online 
Phase reduction method for analysis of coupling between coupled oscillator groups exhibiting collective oscillations with statistical approach Takahiro Arai (Kyoto Univ.), Yoji Kawamura (JAMSTEC), Toshio Aoyagi (Kyoto Univ.) NLP202042 
In this paper, we extended the method which extracts a phase description of weakly coupled limitcycle oscillators from ... [more] 
NLP202042 pp.1318 
RCS, AP, UWT (Joint) 
20201125 12:10 
Online 
Online 
Broadband Highgain Beamscanning Phased Lens Arrays in 300GHz band Kunio Sakakibara, Akira Yamano, Naoya Toshida, Daichi Takeshima, Ryota Ishihara, Shota Mariyama, Henry Diawuo Abu, Rohani Baker, Yoshiki Sugimoto, Nobuyoshi Kikuma (NITech), Yoshihide Yamada (UTMMJIIT), Nurul Huda Abd Rahman (UiTM) AP202079 
Broadband antennas which cover wide angular area with high gain are expected for highspeed hugecapacity wireless commu... [more] 
AP202079 pp.3338 
EID, ITEIDY, IEIJSSL, SIDJC, IEEEDD [detail] 
20200123 13:20 
Tottori 
Tottori Univ. 
[Poster Presentation]
Dielectric loss Reduction of Liquid Crystal for Microwave Frequency Phase Shifters Yoichi Murakami, Yosei Shibata, Hiroyasu Sato, Takahiro ishinabe, Qiang Chen, Hideo Fujikake (Tohoku Univ.) 
In this study, we evaluated the relationship between the molecular structure of liquid crystal exhibiting a nematic phas... [more] 

EA 
20191213 15:15 
Fukuoka 
Kyushu Inst. Tech. 
A study on method for stabilizing the noise reduction effect in the system applying the simultaneous equations method to active noise control Kensaku Fujii (Kodaway Lab.), Mitsuji Muneyasu (Kansai Univ.) EA201982 
In this paper, we propose a method for stabilizing the noise reduction effect fluctuation causing when the coefficients ... [more] 
EA201982 pp.111118 
CCS 
20191114 13:00 
Hyogo 
Kobe Univ. 
Phase reduction approach to spatiotemporal synchronization of traveling and oscillating convection Yoji Kawamura (JAMSTEC) CCS201924 
We formulate a theory for the phase reduction of traveling and oscillating thermal convection in a twodimensional incom... [more] 
CCS201924 pp.14 
SIP 
20190829 14:45 
Tokyo 

Investigation of Finite Word Length Design Method for Linear Phase FIR Filters with Variable Stopband Considering Reduction of Polynomial Coefficients Toma Miyata (Salesian Polytechnic), Naoyuki Aikawa (TUS) SIP201941 
In this paper, we investigate a finite word length design of linear phase variable FIR filters with variable multiple el... [more] 
SIP201941 pp.1116 
EA, ASJH 
20190809 11:00 
Miyagi 
Tohoku Univ. 
Study on Noise Suppression by Differentialtype Microphone Array and Machine Learning of 2D Spectrum Koichiro Shiozawa, Kenji Ozawa (Univ. Yamanashi), Tomohiko Ise (AlpsAlpine) EA201931 
This project aims to achieve noise suppression by processing of the output of a microphone array with an artificial neur... [more] 
EA201931 pp.5358 
MSS, CAS, SIP, VLD 
20190730 15:15 
Iwate 
Iwate Univ. 
[Invited Talk]
Functional Roles of Phase Resetting Control in Rhythmic Movements and their Engineering Applications
 Mathematical Design of an Optimal Phase Response Curve for Walking Control  Kazuki Nakada (Tsukuba Univ. Tech..), Keiji Miura (Kwansei Gakuin Univ.) CAS20199 VLD201915 SIP201925 MSS20199 
Possible functional roles of the phase resetting control during rhythmic movements have attracted much attention. The ph... [more] 
CAS20199 VLD201915 SIP201925 MSS20199 p.39 
EMCJ, EMD, WPT, PEM (Joint) [detail] 
20190719 13:40 
Tokyo 
KikaiShinkoKaikan Bldg. 
Radiated and Conducted Emissions Reduction for High Power WPT Systems Using Spread Spectrum Koji Ogura, Tetsu Shijo, Masatoshi Suzuki, Yasuhiro Kanekiyo, Kazuhiro Inoue, Shuichi Obayashi, Masaaki Ishida (Toshiba Corp.) EMCJ201934 EMD201915 
EMI increases with high power over 100 kW WPT systems. Therefore, the reduction of EMI is very important. In this report... [more] 
EMCJ201934 EMD201915 pp.2530 
CAS, CS 
20190308 13:00 
Kanagawa 
Shonan Institute of Technology 
A Study on PAPR Reduction of DFTsOFDM Signals via Phase Rotation Hikaru Kawasaki, Kentaro Ishizu, Fumihide Kojima (NICT) CAS2018141 CS2018109 
DFTsOFDM has been adopted in the 4G LTE uplink (UL) which is induced by DFTprecoding to reduce high peaktoaveragep... [more] 
CAS2018141 CS2018109 pp.1520 
EMD 
20190301 10:35 
Tokyo 

A study in influences of external magnetic field on break arc characteristics of AgSnO2 contacts in a DC inductive load circuit up to 20V17A up to 20V17A Seika Tokumitsu, Makoto Hasegawa (Chitose Inst. of Science & Technology) EMD201859 
For the purpose of investigating influences of application of an external magnetic field on shortenings of break arc dur... [more] 
EMD201859 pp.16 
NLP, NC (Joint) 
20190124 11:20 
Hokkaido 
The Centennial Hall, Hokkaido Univ. 
Underactuated control of coupled oscillator systems using deep reinforcement learning Maaki Nakasaka, Sho Shirasaka, Hideyuki Suzuki (Osaka Univ) NLP2018114 
Among a wide variety of rhythmic phenomena, systems in which a plurality of rhythm elements interact are called coupled ... [more] 
NLP2018114 pp.97100 
ICD, CPSY, CAS 
20181223 09:30 
Okinawa 

[Poster Presentation]
Transmission line design to shorten the line length Tomohiro Kobayashi, Syuhei Amakawa, Takeshi Yoshida, Minoru Fujishima (Hiroshima Univ) CAS2018102 ICD201886 CPSY201868 
In the millimeter wave CMOS circuit, the slow wave transmission line has a short transmission line length per unit phase... [more] 
CAS2018102 ICD201886 CPSY201868 pp.97100 
QIT (2nd) 
20181126 10:10 
Tokyo 
The University of Tokyo 
Phase Reduction Theory for Quantum Synchronization under Semiclassical Approximation Yuzuru Kato, Hiroya Nakao (Titech) 
The phase reduction theory is a standard framework for analyzing rhythmic dynamics of weakly perturbed classical limitc... [more] 

EA, ASJH, EMM, IPSJMUS [detail] 
20181122 10:00 
Ishikawa 
Hotel Koshuen 
[Invited Talk]
Phase reconstruction for speech enhancement and its effect on array processing Yukoh Wakabayashi (TMU) EA201880 EMM201880 
Phase spectrum processing for speech enhancement, so called ``phase reconstruction,'' has been particularly received att... [more] 
EA201880 EMM201880 pp.163168 
OPE, LQE, OCS 
20181018 16:35 
Saga 

Phase Measurement Method for Millimeterwave 3tone Signal using Electrooptic Frequency Conversion Takashi Mori, Shigenori Mattori (Anritsu) OCS201838 OPE201874 LQE201863 
A phase measurement method for millimeterwave 3tone signal has been proposed using electrooptic frequency conversion ... [more] 
OCS201838 OPE201874 LQE201863 pp.5559 
IN, CCS (Joint) 
20180801 14:00 
Hokkaido 
Kitayuzawa MorinoSoraniwa 
[Invited Talk]
Phase description and synchronization of collective rhythms in networks of coupled dynamical systems Hiroya Nakao (Tokyo Tech.) CCS201825 IN201812 
Collective rhythms in networks of coupled dynamical elements often play important functional roles in realworld systems... [more] 
CCS201825 IN201812 pp.16 
NLP, CCS 
20180608 13:25 
Kyoto 
Kyoto Terrsa 
Phase reduction approach to hydrodynamic synchronization of beating flagella Yoji Kawamura, Remi Tsubaki (JAMSTEC) NLP201835 CCS20188 
We formulate a theory for the phase reduction of a beating flagellum. The theory enables us to describe the dynamics of ... [more] 
NLP201835 CCS20188 pp.4144 
EMCJ, MICT (Joint) 
20180316 13:50 
Tokyo 
KikaiShinkoKaikan Bldg. 
High frequency decoupling for reduction of commonmode current of threephase inverter Shiki Fujii (Kyoto Univ.), Tohlu Matsushima (Kyutech), Takashi Hisakado, Osami Wada (Kyoto Univ.) EMCJ2017111 
Recently, electric vehicles have been developed rapidly, and threephase inverters are also used in its motor drive circ... [more] 
EMCJ2017111 pp.3742 
ITS, WBS, RCC 
20171214 13:30 
Okinawa 
Tiruru/Okinawa Jichikaikan 
[Poster Presentation]
A Study on Reduction of Bandwidth in OFDM/PM Scheme with CSS Method Sho Miyagi, Masato Saito (Univ. of the Ryukyus) WBS201755 ITS201732 RCC201771 
We consider to apply orthogonal frequency division multiplexing (OFDM) schemes to satellite communications systems. OFDM... [more] 
WBS201755 ITS201732 RCC201771 pp.111116 