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

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
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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: 1998/02/25
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
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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: 1997/01/25
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
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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: 1995/01/25
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
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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