Fuzzy logic-based automatic gain controller for EDFA
β Scribed by Murat Yucel
- Publisher
- John Wiley and Sons
- Year
- 2011
- Tongue
- English
- Weight
- 307 KB
- Volume
- 53
- Category
- Article
- ISSN
- 0895-2477
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β¦ Synopsis
Abstract
In this study, the fuzzy logic (FL)βbased automatic gain controller (AGC) is designed to obtain a fixed gain level of erbiumβdoped fiber amplifiers along C band based on experimental results. A FLβAGC with two inputs and one output is considered where the inputs are signal power and signal wavelength and the output is the pump laser current. The output gain variations are examined by varying both input signal levels from β15 to β35 dBm and signal wavelength from 1526 to 1564 nm. The results are well kept within 30βdB gain level with a ripple of Β±0.1 by using FLβAGC circuit. Β© 2011 Wiley Periodicals, Inc. Microwave Opt Technol Lett 53:2703β2705, 2011; View this article online at wileyonlinelibrary.com. DOI 10.1002/mop.26318
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## Abstract In this study, a fuzzy logic (FL)βbased device is designed, constructed, and applied to a C band (1530β1565 nm) erbiumβdoped fiber amplifier to obtain maximum signal gain and appropriate erbiumβdoped fiber length for the temperature range between β20 and +60Β°C. The fuzzy rulesβwhich are