Frequency-offset impact on DQPSK direct detection is experimentally addressed with free-running sources. The heterodyned-measured frequency offset is related both with DQPSK BER performance and power penalty. Polarization-dependent delay impairment is isolated as well.
Impact of laser frequency offset on DQPSK direct detection
2005 Quantum Electronics and Laser Science Conference ; 3 ; 1765-1767 vol. 3
2005-01-01
519100 byte
Conference paper
Electronic Resource
English
Robustness to Laser Frequency Offset in Direct-Detection DPSK and DQPSK Systems
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