Title :
Optimisation of the duty-cycle of RZ signals in optically preamplified receivers with arbitrary optical filtering
Author :
Rebola, João ; Cartaxo, Adolfo V T
Abstract :
We show that the return-to-zero (RZ) sensitivity gain over non-RZ in optically preamplified receivers can be improved and exceeds 3 dB by reducing the duty-cycle. However, no further improvement is obtained for duty-cycles smaller than 33%.
Keywords :
optical filters; optical receivers; optimisation; sensitivity; RZ signal duty signal optimisation; arbitrary optical filtering; direct detection optically preamplified receivers; optically preamplified receivers; return-to-zero sensitivity gain; Bandwidth; Extinction ratio; Optical filters; Optical pulse shaping; Optical pulses; Optical receivers; Optical sensors; Optical signal processing; Pulse modulation; Shape;
Conference_Titel :
Lasers and Electro-Optics Society, 2002. LEOS 2002. The 15th Annual Meeting of the IEEE
Print_ISBN :
0-7803-7500-9
DOI :
10.1109/LEOS.2002.1159539
