Signal-LO frequency offset tolerance under tight filtering for PM-QPSK using all-digital compensation
- Resource Type
- Conference
- Authors
- Arabaci, Murat; Malouin, Christian; Bo Zhang; Thomas, Philip; Schmidt, Ted; Marcoccia, Roberto
- Source
- 2013 Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC) Optical Fiber Communication Conference and Exposition and the National Fiber Optic Engineers Conference (OFC/NFOEC), 2013. :1-3 Mar, 2013
- Subject
- Photonics and Electrooptics
Communication, Networking and Broadcast Technologies
Components, Circuits, Devices and Systems
Computing and Processing
Bandwidth
Optical filters
Receivers
Optical noise
Equalizers
Signal to noise ratio
- Language
We investigate the signal-LO frequency offset tolerance of PM-QPSK under tight filtering using all-digital compensation. For frequency offsets of 0.32x symbol rate, the additional receiver electrical bandwidth can be as low as 0.13x symbol rate.