Direct-Detection Receiver for 16-QAM Modulated Signals
Conference: ECOC 2024 - 50th European Conference on Optical Communication
09/22/2024 - 09/26/2024 at Frankfurt, Germany
Proceedings: ITG-Fb. 317: ECOC 2024
Pages: 4Language: englishTyp: PDF
Authors:
Bekele, Dagmawi; Sahoo, Hitesh; Zheng, Yafu; Kong, Deming; Galili, Michael; Yvind, Kresten; Oxenlowe, Leif Katsuo; Mork, Jesper
Abstract:
We demonstrate a novel receiver for detecting 16-QAM modulated signals. The received signal is split into branches for phase and intensity detection. The signal in the phase branch is converted into a PAM7 signal, and a standard PAM4 signal is detected in the intensity branch.