Presentation 2005-05-19
High-Power Low-Chirp EAM-LD for 10Gbps-80km Transmission
Yasunori MIYAZAKI, Takeshi YAMATOYA, Keisuke MATSUMOTO, Toshitaka AOYAGI, Takashi NISHIMURA,
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Abstract(in English) We present a 10Gbps electroabsorption modulator integrated laser diode (EAM-LD) with wavelength chirp reduced even under high optical output power conditions. Conventional EAM-LDs have suffered from high excessive chirp and deterioration of dispersion penalty under high optical output power conditions. which are due to the accumulation of photogenerated holes in quantum well (QW) absorption layer. In this paper. we show that a shallow QW absorption layer with a small valence band offset reduces a hole lifetime to 12ps and achieves low-chirp operation even under high optical output power conditions. Successful 10Gbps-80km transmission with the world-highest fiber launched average power of +4.8dBm and a dispersion penalty lower than 2dB is also demonstrated.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) Optical modulator / Laser diode / Quantum well / Optical fiber communication / transmission
Paper # LQE2005-4
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Committee LQE
Conference Date 2005/5/12(1days)
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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-Power Low-Chirp EAM-LD for 10Gbps-80km Transmission
Sub Title (in English)
Keyword(1) Optical modulator
Keyword(2) Laser diode
Keyword(3) Quantum well
Keyword(4) Optical fiber communication
Keyword(5) transmission
1st Author's Name Yasunori MIYAZAKI
1st Author's Affiliation High Frequency & Optical Device Works, Mitsubishi Electric Corporation()
2nd Author's Name Takeshi YAMATOYA
2nd Author's Affiliation High Frequency & Optical Device Works, Mitsubishi Electric Corporation
3rd Author's Name Keisuke MATSUMOTO
3rd Author's Affiliation High Frequency & Optical Device Works, Mitsubishi Electric Corporation
4th Author's Name Toshitaka AOYAGI
4th Author's Affiliation High Frequency & Optical Device Works, Mitsubishi Electric Corporation
5th Author's Name Takashi NISHIMURA
5th Author's Affiliation High Frequency & Optical Device Works, Mitsubishi Electric Corporation
Date 2005-05-19
Paper # LQE2005-4
Volume (vol) vol.105
Number (no) 52
Page pp.pp.-
#Pages 4
Date of Issue