Presentation 2008-08-29
Steepest Descent-Based Tracking Algorithm for the Compensation of PMD Variation Caused by SOP Change
Ken TANIZAWA, Akira HIROSE,
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Abstract(in English) Adaptive polarization mode dispersion (PMD) compensation is one of the important issues for future high-speed optical networks. In this paper, we propose a tracking control algorithm based on steepest descent method for adaptive PMD compensation. Transmission simulation results at 160Gb/s show that our algorithm successfully compensates for fast PMD variation caused by a sequential random state of polarization change in milliseconds, which conventional hill-climbing based tracking algorithm could not compensate for. We also decrease the required compensation time by about half in the case that the PMD changes on the second time scale in transmission fiber. The proposed algorithm is effective for stabilization of transmission quality in small dispersion tolerant systems over 100Gb/s.
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Keyword(in English) Polarization mode dispersion (PMD) / Adaptive compensation / Steepest descent method
Paper # OCS2008-45
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Committee OCS
Conference Date 2008/8/21(1days)
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Registration To Optical Communication Systems (OCS)
Language JPN
Title (in Japanese) (See Japanese page)
Sub Title (in Japanese) (See Japanese page)
Title (in English) Steepest Descent-Based Tracking Algorithm for the Compensation of PMD Variation Caused by SOP Change
Sub Title (in English)
Keyword(1) Polarization mode dispersion (PMD)
Keyword(2) Adaptive compensation
Keyword(3) Steepest descent method
1st Author's Name Ken TANIZAWA
1st Author's Affiliation Department of Electronic Engineering, School of Engineering, The University of Tokyo()
2nd Author's Name Akira HIROSE
2nd Author's Affiliation Department of Electronic Engineering, School of Engineering, The University of Tokyo
Date 2008-08-29
Paper # OCS2008-45
Volume (vol) vol.108
Number (no) 189
Page pp.pp.-
#Pages 6
Date of Issue