Yuzo YOSHIKUNI


Measurement of the Linewidth of a Frequency-tunable Laser Used in Optical Coherence Tomography
Yoshifumi TAKASAKI Keiji KURODA Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2015/03/01
Vol. E98-C  No. 3  pp. 275-278
Type of Manuscript:  BRIEF PAPER
Category: Optoelectronics
Keyword: 
coherencefrequencydelayed self-heterodynelinewidth
 Summary | Full Text:PDF(532.1KB)

Transverse Characteristics of Two-Dimensional Imaging by Fourier Domain Optical Coherence Tomography
Yu SUGITA Yoshifumi TAKASAKI Keiji KURODA Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/04/01
Vol. E95-C  No. 4  pp. 761-764
Type of Manuscript:  BRIEF PAPER
Category: Optoelectronics
Keyword: 
optical coherence tomographyFourier domain OCTSSG-DBR lasermichelson interferometerknife-edge method
 Summary | Full Text:PDF(271.3KB)

FOREWORD
Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/02/01
Vol. E92-C  No. 2  pp. 185-186
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(57.3KB)

FOREWORD
Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2008/07/01
Vol. E91-C  No. 7  pp. 1109-1109
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(56.3KB)

Flat-Topped Spectral Response in a Ladder-Type Interferometric Filter
Seok-Hwan JEONG Shinji MATSUO Yuzo YOSHIKUNI Toru SEGAWA Yoshitaka OHISO Hiroyuki SUZUKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/08/01
Vol. E88-C  No. 8  pp. 1747-1754
Type of Manuscript:  PAPER
Category: Optoelectronics
Keyword: 
optical filtersflattened filter responsewaveguide devicemultimode interference coupler
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Apodised Chirped Gratings Using Deep-Ridge Waveguides with Vertical-Groove Surface Gratings
Jun MIYAZU Toru SEGAWA Shinji MATSUO Tetsuyoshi ISHII Hiroyuki SUZUKI Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2005/07/01
Vol. E88-C  No. 7  pp. 1521-1522
Type of Manuscript:  LETTER
Category: Optoelectronics
Keyword: 
chirped gratingsapodisationreflectivity ripplegroup delay ripple
 Summary | Full Text:PDF(361.9KB)

FOREWORD
Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/04/01
Vol. E85-C  No. 4  pp. 969-969
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(43.4KB)

Thermal Response Analysis of a Tunable Laser Diode Using a Mode Density Method
Mitsuteru ISHIKAWA Hiroyuki ISHII Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/01/01
Vol. E85-C  No. 1  pp. 85-92
Type of Manuscript:  Special Section PAPER (Special Issue on Recent Progress in Semiconductor Lasers and Light-Emitting Devices)
Category: 
Keyword: 
tunable laser diodesthermal responsemode densitynumerical calculationFourier analysis
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Wavelength-Tunable Semiconductor Light Sources for WDM Applications
Yuichi TOHMORI Hiroyuki ISHII Hiromi OOHASHI Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2002/01/01
Vol. E85-C  No. 1  pp. 21-26
Type of Manuscript:  INVITED PAPER (Special Issue on Recent Progress in Semiconductor Lasers and Light-Emitting Devices)
Category: 
Keyword: 
wavelength-selectable lasersdistributed-feed-back (DFB) lasersdistributed-Bragg-reflector (DBR) laserssuper-structure-grating (SSG)semiconductor optical amplifier (SOA)
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Polarization Independent Semiconductor Arrayed Waveguide Gratings Using a Deep-Ridge Waveguide Structure
Masaki KOHTOKU Hiroaki SANJOH Satoshi OKU Yoshiaki KADOTA Yuzo YOSHIKUNI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/08/25
Vol. E81-C  No. 8  pp. 1195-1204
Type of Manuscript:  Special Section PAPER (Special Issue on High-Capacity WDM/TDM Networks)
Category: 
Keyword: 
WDMmultiplexerarrayed waveguide gratingAWGpolarization independent
 Summary | Full Text:PDF(1.1MB)

FOREWORD
Yuzo YOSHIKUNI Katsumi EMURA 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/08/25
Vol. E81-C  No. 8  pp. 1157-1158
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(186.1KB)

Multiple-Phase-Shift Super Structure Grating DBR Lasers
Hiroyuki ISHII Yuichi TOHMORI Fumiyoshi KANO Yuzo YOSHIKUNI Yasuhiro KONDO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1993/11/25
Vol. E76-C  No. 11  pp. 1683-1690
Type of Manuscript:  PAPER
Category: Opto-Electronics
Keyword: 
semiconductorlaser diodedistributed Bragg reflectorwavelength tuning
 Summary | Full Text:PDF(786.5KB)