Paper Abstract and Keywords |
Presentation |
2005-03-04 13:00
DCF-Raman amplification module with an automatic gain control scheme Toshihiko Kishimoto, Shinobu Tamaoki, Haruo Nakaji, Hisao Maki (SEI) |
Abstract |
(in Japanese) |
(See Japanese page) |
(in English) |
Dispersion compensating fiber (DCF) modules using Raman amplification need an automatic gain control (AGC) scheme. The number of channels input into a DCF module is suddenly changed in wavelength division multiplexing (WDM) systems. Especially in such systems, high-speed is required for the AGC scheme in order to adapt suddenly change. In this Letter, we propose a high-speed AGC scheme for DCF-Raman amplifiers. It takes tens of microseconds so that signals transmit DCF in the DCF-Raman amplifiers. To realize a high-speed AGC scheme, it is necessary to match timings in which output power and input power are monitored. We developed a high-speed digital AGC circuit with CPU to solve the problem, and realize a high-speed AGC scheme with adjusting monitoring timings on software. |
Keyword |
(in Japanese) |
(See Japanese page) |
(in English) |
Raman amplification / Auto Gain Controlvvv / Wavelength Division Multiplexing / / / / / |
Reference Info. |
IEICE Tech. Rep., vol. 104, no. 700, OFT2004-117, pp. 1-6, March 2005. |
Paper # |
OFT2004-117 |
Date of Issue |
2005-02-25 (OFT) |
ISSN |
Print edition: ISSN 0913-5685 |
Download PDF |
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Conference Information |
Committee |
OFT |
Conference Date |
2005-03-04 - 2005-03-04 |
Place (in Japanese) |
(See Japanese page) |
Place (in English) |
Kikai-Shinko-Kaikan Bldg |
Topics (in Japanese) |
(See Japanese page) |
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Paper Information |
Registration To |
OFT |
Conference Code |
2005-03-OFT |
Language |
Japanese |
Title (in Japanese) |
(See Japanese page) |
Sub Title (in Japanese) |
(See Japanese page) |
Title (in English) |
DCF-Raman amplification module with an automatic gain control scheme |
Sub Title (in English) |
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Keyword(1) |
Raman amplification |
Keyword(2) |
Auto Gain Controlvvv |
Keyword(3) |
Wavelength Division Multiplexing |
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1st Author's Name |
Toshihiko Kishimoto |
1st Author's Affiliation |
Sumitomo Electric Industries, LTD. (SEI) |
2nd Author's Name |
Shinobu Tamaoki |
2nd Author's Affiliation |
Sumitomo Electric Industries, LTD. (SEI) |
3rd Author's Name |
Haruo Nakaji |
3rd Author's Affiliation |
Sumitomo Electric Industries, LTD. (SEI) |
4th Author's Name |
Hisao Maki |
4th Author's Affiliation |
Sumitomo Electric Industries, LTD. (SEI) |
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Speaker |
Author-1 |
Date Time |
2005-03-04 13:00:00 |
Presentation Time |
25 minutes |
Registration for |
OFT |
Paper # |
OFT2004-117 |
Volume (vol) |
vol.104 |
Number (no) |
no.700 |
Page |
pp.1-6 |
#Pages |
6 |
Date of Issue |
2005-02-25 (OFT) |