Title :
Transmitter Comparison and Unequal Bit Error Probabilities in Coherent QPSK Systems
Author :
Zhao, Hongxia ; Karlsson, Magnus ; Agrell, Erik
Author_Institution :
Alaska Comm. Syst. Group, Anchorage
Abstract :
We compare different QPSK transmitters and find that some simple configurations can give rise to a significant difference in BER between the two transmitted bits. The optimum receiver filter bandwidth is affected by this phenomenon.
Keywords :
error statistics; optical fibre communication; optical transmitters; quadrature phase shift keying; coherent QPSK fiber optic systems; optimum receiver filter bandwidth; transmitter comparison; unequal bit error probabilities; Error probability; Quadrature phase shift keying; Transmitters;
Conference_Titel :
Optical Fiber Communication and the National Fiber Optic Engineers Conference, 2007. OFC/NFOEC 2007. Conference on
Conference_Location :
Anaheim, CA
Print_ISBN :
1-55752-831-4
DOI :
10.1109/OFC.2007.4348798
