Koji KUDO


A Study on Optimal Design of Optical Devices Utilizing Coupled Mode Theory and Machine Learning
Koji KUDO Keita MORIMOTO Akito IGUCHI Yasuhide TSUJI 
Publication:   
Publication Date: 2020/11/01
Vol. E103-C  No. 11  pp. 552-559
Type of Manuscript:  Special Section PAPER (Special Section on Recent Advances in Simulation Techniques and Their Applications for Electronics)
Category: 
Keyword: 
neural network (NN)coupled mode theory (CMT)directional coupler type photonic devicesoptimal designhybrid firefly algorithm
 Summary | Full Text:PDF(2.9MB)

Wavelength-Selectable Microarray Light Sources for DWDM Photonic Networks
Takao MORIMOTO Kenichiro YASHIKI Koji KUDO Tatsuya SASAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/04/01
Vol. E85-C  No. 4  pp. 982-989
Type of Manuscript:  INVITED PAPER (Special Issue on Recent Progress of Integrated Photonic Devices)
Category: Active Devices
Keyword: 
wavelength-selectableDFB lasermultimode interference couplersemiconductor optical amplifier (SOA)EA-modulator
 Summary | Full Text:PDF(543.7KB)

Wide-Wavelength-Range Modulator-Integrated DFB Laser Diodes Fabricated on a Single Wafer
Masayuki YAMAGUCHI Koji KUDO Hiroyuki YAMAZAKI Masashige ISHIZAKA Tatsuya SASAKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/08/25
Vol. E81-C  No. 8  pp. 1219-1224
Type of Manuscript:  INVITED PAPER (Special Issue on High-Capacity WDM/TDM Networks)
Category: Active Devices for Photonic Networks
Keyword: 
distributed feedback laser diodeWDMgratingEB lithographyoptical modulatorMOVPE
 Summary | Full Text:PDF(570.7KB)