We propose a digital demodulation technique based on KNN algorithm for 16-QAM signals affected by interchannel interference in gridless scenarios. We experimentally verified this technique in a 3×16-Gbaud 16QAM Nyquist-WDM system.

© 2019 The Author(s)

PDF Article


You do not have subscription access to this journal. Citation lists with outbound citation links are available to subscribers only. You may subscribe either as an OSA member, or as an authorized user of your institution.

Contact your librarian or system administrator
Login to access OSA Member Subscription