Presentation 1997/11/4
Basic Characteristics of Wide Band Electro-Absorption Optical Gates
H. Takano, S. Kitajima, T. Ido, H. Kuwano, M. Kobayashi, M. Koizumi, H. Gomyo,
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Abstract(in English) Using an Electro-Absorption optical gates with absorption region of 150μm length, we studied the feasibility of this device for an application of an optical buffer used in a 320-Gb/s optical ATM switching system. We measured the basic characteristics of the EA optical gates in 1535~1560nm range (bandwidth is 25nm) and found insertion loss of less than 15dB. extinction ratio of more than 35dB.and a sum of polarization dependent loss and wavelength dependent loss of less than 2dB supposing equalizing filter being used. This basic characteristics was not changed when burst signal came in EA optical gates whose peak optical power was ten times larger than the average. These results offer the applicability of this EA optical gates to the optical buffer above mentioned.
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Keyword(in English) Optical gate / Wide Band / High extinction ratio / Burst signal / Optical buffer / Optical switching
Paper # OCS97-46
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Committee OCS
Conference Date 1997/11/4(1days)
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Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Basic Characteristics of Wide Band Electro-Absorption Optical Gates
Sub Title (in English)
Keyword(1) Optical gate
Keyword(2) Wide Band
Keyword(3) High extinction ratio
Keyword(4) Burst signal
Keyword(5) Optical buffer
Keyword(6) Optical switching
1st Author's Name H. Takano
1st Author's Affiliation Central Research Lab., Hitachi, Ltd.()
2nd Author's Name S. Kitajima
2nd Author's Affiliation Central Research Lab., Hitachi, Ltd.
3rd Author's Name T. Ido
3rd Author's Affiliation Central Research Lab., Hitachi, Ltd.
4th Author's Name H. Kuwano
4th Author's Affiliation Telecommunications division, Hitachi, Ltd.
5th Author's Name M. Kobayashi
5th Author's Affiliation Optoelectronic System Lab., Hitachi Cable, Ltd.
6th Author's Name M. Koizumi
6th Author's Affiliation Central Research Lab., Hitachi, Ltd.
7th Author's Name H. Gomyo
7th Author's Affiliation Telecommunications division, Hitachi, Ltd.
Date 1997/11/4
Paper # OCS97-46
Volume (vol) vol.97
Number (no) 357
Page pp.pp.-
#Pages 6
Date of Issue