Title :
Experimental investigation of receiver sensitivity of RZ-DQPSK modulation using balanced detection
Author :
Wree, C. ; Leibrich, J. ; Eick, J. ; Rosenkranz, W. ; Mohr, D.
Author_Institution :
Kiel Univ., Germany
Abstract :
We investigate experimentally the power penalty obtained by doubling the data rate from 10 Gb/s using RZ-DPSK modulation format to 20 Gb/s using RZ-DQPSK modulation format. The measurement results confirm theoretical limits and compare balanced and single-ended detection.
Keywords :
differential phase shift keying; optical modulation; optical receivers; optical variables measurement; quadrature phase shift keying; 10 Gbits/s; 20 Gbits/s; DPSK modulation; DQPSK modulation; balanced detection; data rate doubling; power penalty; receiver sensitivity; return-to-zero; single-ended detection; Frequency synchronization; Optical filters; Optical modulation; Optical noise; Optical receivers; Optical sensors; Optical transmitters; Phase modulation; Stimulated emission; Wavelength measurement;
Conference_Titel :
Optical Fiber Communications Conference, 2003. OFC 2003
Print_ISBN :
1-55752-746-6
DOI :
10.1109/OFC.2003.1248337
