Yasuhiro KONDO


Monolithically Integrated Wavelength-Routing Switch Using Tunable Wavelength Converters with Double-Ring-Resonator Tunable Lasers
Toru SEGAWA  Shinji MATSUO  Takaaki KAKITSUKA  Yasuo SHIBATA  Tomonari SATO  Yoshihiro KAWAGUCHI  Yasuhiro KONDO  Ryo TAKAHASHI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2011/09/01
Vol. E94-C  No. 9  pp. 1439-1446
Type of Manuscript: PAPER
Category: Optoelectronics
Keyword: 
monolithic integrationphotonic integrated circuitstunable laserwavelength conversionall-optical switch
  Summary |  Full Text:PDF (3.4MB)

Novel Methods of Estimating Polarization Dependence in Semiconductor Optical Amplifiers Integrated with Spot-Size Convertors
Toshio ITO  Katsuaki MAGARI  Yasuo SHIBATA  Yoshihiro KAWAGUCHI  Yasuhiro KONDO  Yuichi TOHMORI  Yasuhiro SUZUKI 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 2003/05/01
Vol. E86-C  No. 5  pp. 831-837
Type of Manuscript: PAPER
Category: Lasers, Quantum Electronics
Keyword: 
semiconductor optical amplifierpolarization dependencegain rippleamplified spontaneous emission
  Summary |  Full Text:PDF (425.7KB)

High-Repetition Frequency Pulse Generation at over 40 GHz Using Mode-Locked Lasers Integrated with Electroabsorption Modulators
Kenji SATO  Isamu KOTAKA  Yasuhiro KONDO  Mitsuo YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1998/02/20
Vol. E81-C  No. 2  pp. 146-150
Type of Manuscript: Special Section PAPER (Special Issue on Ultrashort Optical Pulse Technologies and their Applications)
Category: 
Keyword: 
mode-locked lasershort pulse generationEA modulatorpulse compression
  Summary |  Full Text:PDF (471.9KB)

Spot-size Converter Integrated Laser Diodes (SS-LDs)
Yoshio ITAYA  Yuichi TOHMORI  Hiroshi OKAMOTO  Osamu MITOMI  Masato WADA  Kenji KAWANO  Hideki FUKANO  Kiyoyuki YOKOYAMA  Yasumasa SUZAKI  Minoru OKAMOTO  Yasuhiro KONDO  Isamu KOTAKA  Mitsuo YAMAMOTO  Masaki KOHTOKU  Yoshiaki KADOTA  Kenji KISHI  Yoshihisa SAKAI  Hiromi OOHASHI  Masashi NAKAO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1997/01/20
Vol. E80-C  No. 1  pp. 30-40
Type of Manuscript: Special Section PAPER (Special Issue on Devices, Packaging Technology, and Subsystems for the Optical Access Network)
Category: 
Keyword: 
multi medialow costspot-size converted laserstwo-inch substrate
  Summary |  Full Text:PDF (1.2MB)

Short Optical Pulse Generation and Modulation by a Multi-Section MQW Modulator/DFB Laser Integrated Light Source
Koichi WAKITA  Kenji SATO  Isamu KOTAKA  Yasuhiro KONDO  Mitsuo YAMAMOTO 
Publication:   IEICE TRANSACTIONS on Electronics
Publication Date: 1995/01/20
Vol. E78-C  No. 1  pp. 50-54
Type of Manuscript: Special Section PAPER (Special Issue on Ultrafast Optoelectronics)
Category: 
Keyword: 
optical pulse generationoptical pulse codingMQW modulatoroptical soliton10 Gb/s
  Summary |  Full Text:PDF (528.9KB)

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: 1993/11/20
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 (788KB)