Efficient frequency domain chromatic dispersion compensation in a coherent Polmux QPSK-receiver

Jonas C. Geyer,C.R.S. Fludger,T. Duthel,C. Schuhen,Berhard Schmauss

Efficient frequency domain chromatic dispersion compensation in a coherent Polmux QPSK-receiver

2010

Jonas C. Geyer
C.R.S. Fludger
T. Duthel
C. Schuhen
Berhard Schmauss

We investigate frequency domain chromatic dispersion equalization in an ASIC for digital coherent signal processing. Improved chromatic dispersion tolerance can be achieved by using modified coefficients, which utilize the equalizer more efficiently.

Keywords:

Signal processing
Application-specific integrated circuit
Optical communication
Frequency domain
Equalization (audio)
Equalizer
Phase-shift keying
Electronic engineering
Dispersion (optics)
Engineering
Optics
Fourier transform
Fast Fourier transform

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