Title :
Coherent detection of phase-shift keying signals using digital carrier-phase estimation
Author_Institution :
Res. Center for Adv. Sci. & Technol., Tokyo Univ., Japan
Abstract :
We describe a phase-diversity optical homodyne receiver for demodulating M-array phase-shift keying (PSK) signals, which is based on digital carrier-phase estimation. Bit-error rate measurements in 2-, 4- and 8-PSK systems are demonstrated with such receiver.
Keywords :
error statistics; homodyne detection; optical fibre communication; optical modulation; optical receivers; phase estimation; phase shift keying; M-array phase-shift keying signal; bit-error rate; coherent detection; demodulation; digital carrier-phase estimation; optical homodyne receiver; phase-shift keying signals; Digital signal processing; Optical filters; Optical modulation; Optical polarization; Optical receivers; Optical signal processing; Phase detection; Phase estimation; Phase shift keying; Wavelength division multiplexing;
Conference_Titel :
Optical Fiber Communication Conference, 2006 and the 2006 National Fiber Optic Engineers Conference. OFC 2006
Print_ISBN :
1-55752-803-9
DOI :
10.1109/OFC.2006.215397
