Presentation 2006-08-24
Novel gain spectrum control method employing gain clamping and pump power adjustment in thulium doped fiber amplifier
Shinichi Aozasa, Hiroji Masuda, Makoto Shimizu, Makoto Yamada,
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Abstract(in English) We propose a novel method for controlling the gain spectrum of a thulium doped fiber amplifier (TDFA) in the S-band. The gain spectrum control method used for silica EDFAs cannot be applied to TDFAs because of the complicated fluctuation of the TDFA gain spectrum. Our proposed method realizes gain spectrum control by a combination of gain clamping and pump power adjustment. The algorithm of the method is as easy as that of the conventional EDFA gain spectrum control method, and we achieved a gain excursion of 0.8dB against a total input signal power of -12 to -32dBm.
Keyword(in Japanese) (See Japanese page)
Keyword(in English) TDFA / WDM / gain spectrum control / S-band / Thulium
Paper # EMD2006-27,CPM2006-57,OPE2006-69,LQE2006-34
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Committee LQE
Conference Date 2006/8/17(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) Novel gain spectrum control method employing gain clamping and pump power adjustment in thulium doped fiber amplifier
Sub Title (in English)
Keyword(1) TDFA
Keyword(2) WDM
Keyword(3) gain spectrum control
Keyword(4) S-band
Keyword(5) Thulium
1st Author's Name Shinichi Aozasa
1st Author's Affiliation Photonics Laboratories, NTT corporation()
2nd Author's Name Hiroji Masuda
2nd Author's Affiliation Network Innovation Laboratories, NTT corporation
3rd Author's Name Makoto Shimizu
3rd Author's Affiliation NTT Electronics corporation
4th Author's Name Makoto Yamada
4th Author's Affiliation Photonics Laboratories, NTT corporation
Date 2006-08-24
Paper # EMD2006-27,CPM2006-57,OPE2006-69,LQE2006-34
Volume (vol) vol.106
Number (no) 215
Page pp.pp.-
#Pages 5
Date of Issue