A Dither-free Multi-channel Any-point Bias Controller for DWDM Systems with Time Based Polling

Journal
Integrated Photonics Research, Silicon and Nanophotonics in Proceedings Advanced Photonics Congress 2023 - Part of Advanced Photonics Congress 2023
Date Issued
2023-01-01
Author(s)
Sreeraj, S. J.
DOI
Abstract
A dither-free, any-point multi-channel bias controller for three DWDM channels is demonstrated experimentally. The three different modulators are biased at distinct bias points simultaneously, using a single optical power sensing circuit for the modulator outputs.