Hitoshi KAWAGUCHI


Analysis of Optical Output Characteristics in Waveguide Coupled HCG-VCSELs
Yoshihiro TSUNEMI Kazuhiro IKEDA Hitoshi KAWAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2014/04/01
Vol. E97-C  No. 4  pp. 369-376
Type of Manuscript:  PAPER
Category: Lasers, Quantum Electronics
Keyword: 
HCGVCSELcoupling efficiencyFDTDSOI
 Summary | Full Text:PDF(2.4MB)

FOREWORD
Hitoshi KAWAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2012/07/01
Vol. E95-C  No. 7  pp. 1234-1234
Type of Manuscript:  FOREWORD
Category: 
Keyword: 
 Summary | Full Text:PDF(110.4KB)

10-Gb/s Optical Buffer Memory Using a Polarization Bistable VCSEL
Takashi MORI Yuuki SATO Hitoshi KAWAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2009/07/01
Vol. E92-C  No. 7  pp. 957-963
Type of Manuscript:  PAPER
Category: Lasers, Quantum Electronics
Keyword: 
all-optical signal processingoptical buffer memoryoptical logicpolarization bistabilityvertical-cavity surface-emitting laser (VCSEL)
 Summary | Full Text:PDF(1.1MB)

Ultrafast All-Optical Switching of OTDM Signal for Wavelength Routing Using FWM in SOA
Takashi MORI Hitoshi KAWAGUCHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2004/12/01
Vol. E87-C  No. 12  pp. 2189-2192
Type of Manuscript:  LETTER
Category: Lasers, Quantum Electronics
Keyword: 
optical switchingwavelength conversionOTDMsemiconductor optical amplifiersfour-wave mixing
 Summary | Full Text:PDF(252.4KB)

80 Gbit/s Conventional and Carrier-Suppressed RZ Signals Transmission over 200 km Standard Fiber by Using Mid-Span Optical Phase Conjugation
Jun INOUE Wataru CHUJO Hideyuki SOTOBAYASHI Hitoshi KAWAGUCHI 
Publication:   IEICE TRANSACTIONS on Communications
Publication Date: 2003/05/01
Vol. E86-B  No. 5  pp. 1555-1561
Type of Manuscript:  INVITED PAPER (Joint Special Issue on Recent Progress in Optoelectronics and Communications)
Category: OECC Awarded Paper
Keyword: 
mid-span optical phase conjugationcarrier suppressed RZ signalsemiconductor optical amplifierfour-wave mixingstandard single-mode fiber
 Summary | Full Text:PDF(569.8KB)