Title :
Efficient digital coherent detection of A 1.2-Tb/s 24-carrier no-guard-interval CO-OFDM signal by simultaneously detecting multiple carriers per sampling
Author :
Liu, Xiang ; Chandrasekhar, S. ; Zhu, Benyuan ; Peckham, D.W.
Author_Institution :
Bell Labs., Alcatel-Lucent, Holmdel, NJ, USA
Abstract :
We experimentally demonstrate efficient detection of a 1.2-Tb/s 24-carrier NGI-CO-OFDM signal with 12.5-Gbaud PDM-QPSK carrier-modulation by simultaneously recovering 2 or 3 carriers per 50-GSamples/s-sampling, and show its performance after transmitting the signal over 7,200 km.
Keywords :
OFDM modulation; quadrature phase shift keying; signal detection; signal sampling; 24-carrier no-guard-interval CO-OFDM signal; PDM-QPSK carrier-modulation; bit rate 1.2 Tbit/s; coherent optical orthogonal frequency-division multiplexing; digital coherent detection; distance 7200 km; Digital signal processing; Frequency diversity; High speed optical techniques; Optical modulation; Optical polarization; Optical receivers; Optical sensors; Optical transmitters; Sampling methods; Signal detection;
Conference_Titel :
Optical Fiber Communication (OFC), collocated National Fiber Optic Engineers Conference, 2010 Conference on (OFC/NFOEC)
Conference_Location :
San Diego, CA
Electronic_ISBN :
978-1-55752-884-1
