Title :
Coherent Detection: Born again?
Author_Institution :
Res. Center for Adv. Sci. & Technol., Tokyo Univ.
Abstract :
This paper describes a coherent optical receiver, which can cope with multi-level modulation formats. The carrier-phase drift is estimated with digital signal processing on the homodyne-detected signal, entirely restoring the complex amplitude of the signal
Keywords :
homodyne detection; optical modulation; optical receivers; optical signal detection; phase shift keying; signal processing; PSK signals; carrier-phase drift; coherent detection; coherent optical receiver; digital signal processing; homodyne-detected signal; multilevel modulation format; Digital signal processing; Optical filters; Optical modulation; Optical polarization; Optical receivers; Optical sensors; Optical signal processing; Phase detection; Signal to noise ratio; Wavelength division multiplexing;
Conference_Titel :
Lasers and Electro-Optics Society, 2006. LEOS 2006. 19th Annual Meeting of the IEEE
Conference_Location :
Montreal, Que.
Print_ISBN :
0-7803-9555-7
Electronic_ISBN :
0-7803-9555-7
DOI :
10.1109/LEOS.2006.278782
