A simple OSNR monitoring technique based on RF spectrum analysis for PDM-QPSK signals

作者：Choi H G^*; Cho K Y; Shim H K; Wei Y; Chung Y C

来源：2012 17th Opto-Electronics and Communications Conference, OECC 2012, 2012-07-02 to 2012-07-06.

DOI：10.1109/OECC.2012.6276619

• In-band
• Monitoring techniques
• Receiver noise
• RF-spectrum

We demonstrate a simple technique to monitor the inband OSNR of the QPSK signal by analyzing the RF spectrum of the receiver noises. This technique is also applicable to the PDM-QPSK signals.

• 出版日期2012