Presentation 2008-12-12
High-Speed Direct Modulation of 1.3-μm AlGaInAs Multiple-Quantum-Well DFB Lasers with Semi-Insulating Current-Blocking Layers
Koji OTSUBO, Manabu MATSUDA, Kan TAKADA, Shigekazu OKUMURA, Mitsuru EKAWA, Hiromasa TANAKA, Satoshi IDE, Kazuyuki MORI, Tsuyoshi YAMAMOTO,
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Abstract(in Japanese) (See Japanese page)
Abstract(in English) High-speed light sources with low cost and consumption power are highly anticipated for future high bit-rate optical transmission systems, such as over-10-Gb/s Ethernet and so on. 1.3-μm AlGaInAs multiple-quantum-well (MQW) lasers are attractive for such application, owing to their band structure having large conduction-band offset. We combined them with semi-insulating buried-heterostructure (SI-BH) and short-cavity structure in order to operate them with high-speed and low driving current. We report high-speed direct modulation of 1.3-μm SI-BH AlGaInAs MQW DFB lasers. We show the results of 25- and 40-Gb/s direct modulation.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) 1.3μm / AlGaInAs multiple-quantum-well / semi-insulating buried-heterostructure / directly-modulated lasers / 25Gb/s / 40Gb/s
Paper # LQE2008-140
Date of Issue

Conference Information
Committee LQE
Conference Date 2008/12/5(1days)
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Paper Information
Registration To Lasers and Quantum Electronics (LQE)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) High-Speed Direct Modulation of 1.3-μm AlGaInAs Multiple-Quantum-Well DFB Lasers with Semi-Insulating Current-Blocking Layers
Sub Title (in English)
Keyword(1) 1.3μm
Keyword(2) AlGaInAs multiple-quantum-well
Keyword(3) semi-insulating buried-heterostructure
Keyword(4) directly-modulated lasers
Keyword(5) 25Gb/s
Keyword(6) 40Gb/s
1st Author's Name Koji OTSUBO
1st Author's Affiliation Fujitsu Laboratories Ltd.:Fujitsu Ltd.:Optoelectronic Industry and Technology Development Association()
2nd Author's Name Manabu MATSUDA
2nd Author's Affiliation Fujitsu Laboratories Ltd.:Fujitsu Ltd.:Optoelectronic Industry and Technology Development Association
3rd Author's Name Kan TAKADA
3rd Author's Affiliation Fujitsu Laboratories Ltd.
4th Author's Name Shigekazu OKUMURA
4th Author's Affiliation Fujitsu Laboratories Ltd.
5th Author's Name Mitsuru EKAWA
5th Author's Affiliation Fujitsu Laboratories Ltd.:Fujitsu Ltd.:Optoelectronic Industry and Technology Development Association
6th Author's Name Hiromasa TANAKA
6th Author's Affiliation Fujitsu Ltd.
7th Author's Name Satoshi IDE
7th Author's Affiliation Fujitsu Laboratories Ltd.
8th Author's Name Kazuyuki MORI
8th Author's Affiliation Fujitsu Ltd.
9th Author's Name Tsuyoshi YAMAMOTO
9th Author's Affiliation Fujitsu Laboratories Ltd.:Fujitsu Ltd.:Optoelectronic Industry and Technology Development Association
Date 2008-12-12
Paper # LQE2008-140
Volume (vol) vol.108
Number (no) 351
Page pp.pp.-
#Pages 6
Date of Issue