Reservoir-Computing for Dispersion Compensation in Digital Filter Multiple Access PON

Chromatic dispersion (CD) is one of the key limitations of increasing the transmission performance for short-reach transmission. The available optical dispersion-compensation techniques are not favored due to their high complexity and other expenses such as power. Reservoir computing is reviewed as...

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Bibliographic Details
Main Authors: Yixian Dong, Liang Liu, Yiqian Shi, Xihua Zou, Wei Pan, Lianshan Yan
Format: Article
Language:English
Published: IEEE 2024-01-01
Series:IEEE Photonics Journal
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Online Access:https://ieeexplore.ieee.org/document/10365139/
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Summary:Chromatic dispersion (CD) is one of the key limitations of increasing the transmission performance for short-reach transmission. The available optical dispersion-compensation techniques are not favored due to their high complexity and other expenses such as power. Reservoir computing is reviewed as a promising technique to provide equalization with memory in an easily trainable fashion, and the properties of the reservoir network are directly linked to system performance. In this article, the digital reservoir computing (RC) based CD-compensation technique is investigated to enhance the transmission performance for digital filter multiple access passive optical network (PON). Numerical results show within 50-km single mode fiber transmission distance for 16 GHz signal bandwidth, the RC-based technique is effective for CD compensation to improve the capacity by 25%.
ISSN:1943-0655