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Keiro KOMATSU

Spot-Size-Converter Integrated Laser Diode with Waveguide Width Abruptly Expanded Structure Hiroyuki YAMAZAKI Yuji FURUSHIMA Yasutaka SAKATA Yuichiro OKUNUKI Yoshihiro SASAKI Keiro KOMATSU
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 2000/06/20 Vol. E83-C No. 6 pp. 838-844 Type of Manuscript: Special Section PAPER (Special Issue on Advanced Optical Devices for Next Generation High-Speed Communication Systems and Photonic Networks) Category: Semiconductor Lasers Keyword: laser diode, MOVPE, spot size converter, access network, coupling loss,
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Hybrid Integrated 44 Optical Matrix Switch Module on Silica Based Planar Waveguide Platform Tomoaki KATO Jun-ichi SASAKI Tsuyoshi SHIMODA Hiroshi HATAKEYAMA Takemasa TAMANUKI Shotaro KITAMURA Masayuki YAMAGUCHI Tatsuya SASAKI Keiro KOMATSU Mitsuhiro KITAMURA Masataka ITOH
Publication: IEICE TRANSACTIONS on Communications Publication Date: 1999/02/20 Vol. E82-B No. 2 pp. 357-364 Type of Manuscript: INVITED PAPER (Joint Special Issue on Photonics in Switching: Systems and Devices) Category: Photonic Switching Devices Keyword: hybrid photonic integration, semiconductor optical amplifier, planar lightwave circuit, optical gate switch, flip-chip bonding, spot-size conversion, optical switching, photonic ATM switch, optical fiber communication, optical network,
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Hybrid Integrated 44 Optical Matrix Switch Module on Silica Based Planar Waveguide Platform Tomoaki KATO Jun-ichi SASAKI Tsuyoshi SHIMODA Hiroshi HATAKEYAMA Takemasa TAMANUKI Shotaro KITAMURA Masayuki YAMAGUCHI Tatsuya SASAKI Keiro KOMATSU Mitsuhiro KITAMURA Masataka ITOH
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1999/02/20 Vol. E82-C No. 2 pp. 305-312 Type of Manuscript: INVITED PAPER (Joint Special Issue on Photonics in Switching: Systems and Devices) Category: Photonic Switching Devices Keyword: hybrid photonic integration, semiconductor optical amplifier, planar lightwave circuit, optical gate switch, flip-chip bonding, spot-size conversion, optical switching, photonic ATM switch, optical fiber communication, optical network,
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In-Plane Bandgap Energy Controlled Selective MOVPE and Its Applications to Photonic Integrated Circuits Tatsuya SASAKI Masayuki YAMAGUCHI Keiro KOMATSU Ikuo MITO
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1997/05/20 Vol. E80-C No. 5 pp. 654-663 Type of Manuscript: INVITED PAPER (Special Issue on Photonic Integrated Circuits) Category: Semiconductor Devices, Circuits and Processing Keyword: photonic integrated circuit, selective MOVPE, multiple quantum well, optical waveguide,
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A Transceiver PIC for Bidirectional Optical Communication Fabricated by Bandgap Energy Controlled Selective MOVPE Takeshi TAKEUCHI Tatsuya SASAKI Kiichi HAMAMOTO Masako HAYASHI Kikuo MAKITA Kenkou TAGUCHI Keiro KOMATSU
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1997/01/20 Vol. E80-C No. 1 pp. 54-61 Type of Manuscript: Special Section PAPER (Special Issue on Devices, Packaging Technology, and Subsystems for the Optical Access Network) Category: Keyword: photonic integrated circuits, selective MOVPE, optical waveguide, bidirectional communication,
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Gb/s-Range Semiconductor and Ti:LiNbO₃ Guided-Wave Optical Modulators. Keiro KOMATSU Rangaraj MADABHUSHI
Publication: IEICE TRANSACTIONS on Electronics Publication Date: 1996/01/20 Vol. E79-C No. 1 pp. 3-13 Type of Manuscript: INVITED PAPER (Special Issue on Optomicrowave Techniques and Their Applications) Category: Optomicrowave Devices Keyword: optical modulators, waveguide, semiconductor, LinbO₃, optical communication systems,
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