DocumentCode
459520
Title
DQPSK Receiver tolerance to transmitter frequency stability
Author
Marazzi, Lucia ; Parolari, Paola ; Boffi, Pierpaolo ; Siano, Rocco ; Feroldi, Matteo ; Martinelli, Mario
Author_Institution
CORECOM, via G. Colombo, 81 ¿ 20133 Milan ¿ ITALY
Volume
6
fYear
2006
fDate
38869
Firstpage
2760
Lastpage
2763
Abstract
In case of Differential Quadrature Phase Shift Keying transmission, the diode laser frequency instability affects the quality of the received signal. Free-running transmitters are employed to experimentally evaluate the tolerance of the interferometric DQPSK receiver to this instability. Heterodyne measure of the frequency offset is discussed for different transmitters. Experimental data are related both with BER performance and power penalty. Polarization-dependent delay impairment is isolated as well.
Keywords
Bit error rate; Delay; Differential quadrature phase shift keying; Diode lasers; Frequency measurement; Frequency shift keying; Phase shifting interferometry; Polarization; Stability; Transmitters; DQPSK; Modulation format; phase modulation;
fLanguage
English
Publisher
ieee
Conference_Titel
Communications, 2006. ICC '06. IEEE International Conference on
Conference_Location
Istanbul
ISSN
8164-9547
Print_ISBN
1-4244-0355-3
Electronic_ISBN
8164-9547
Type
conf
DOI
10.1109/ICC.2006.255197
Filename
4024593
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