## Abstract The extinction ratio, switching contrast, and amplitude modulation (AM) characteristics of a semiconductor optical amplifier (SOA) based Mach–Zehnder interferometer (MZI) as an all‐optical add–drop multiplexer (AO–ADM) are analyzed. It shows that the switching performance can be improve
All optical add-drop multiplexer by utilizing a single semiconductor optical amplifier
✍ Scribed by Yang Jiang; Xuan Luo; Lin Hu; Jianghong Wen; Yujin Li
- Publisher
- John Wiley and Sons
- Year
- 2010
- Tongue
- English
- Weight
- 470 KB
- Volume
- 52
- Category
- Article
- ISSN
- 0895-2477
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✦ Synopsis
Abstract
A simple all‐optical add‐drop multiplexer scheme is presented by utilizing cross gain modulation (XGM) and four‐wave mixing (FWM) effects in a single semiconductor optical amplifier (SOA). When the synchronized data stream and control signal is launched into a SOA, FWM generates the dropped channel, while XGM is used to clean the corresponding bit slots for adding new data. This function is demonstrated at 10 Gbit/s by simulation and experiment. Both of them show good performance. © 2010 Wiley Periodicals, Inc. Microwave Opt Technol Lett 52: 1977–1980, 2010; Published online in Wiley InterScience (www.interscience.wiley.com). DOI 10.1002/mop.25382
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