Title :
BPSK vs. QPSK comparison in OFDM-UWB signal distribution over FTTH networks
Author :
Alves, Tiago ; Cartaxo, Adolfo
Author_Institution :
Dept. of Electr. & Comput. Eng., Inst. Super. Tecnico, Lisbon, Portugal
Abstract :
The performance of OFDM-UWB radio signals distribution over FTTH networks using BPSK and QPSK symbol mappings is assessed. It is shown that the QPSK mapping requires an OSNR 4 dB higher than BPSK mapping.
Keywords :
OFDM modulation; microwave photonics; optical fibre subscriber loops; optical modulation; quadrature phase shift keying; radio-over-fibre; ultra wideband communication; BPSK symbol mapping; FTTH networks; OFDM-UWB radio signal distribution; OSNR; QPSK symbol mapping; Binary phase shift keying; Modulation; Optical fiber subscriber loops; Optical filters; Optical noise; Optical receivers; Optical transmitters; Quadrature phase shift keying; Signal mapping; Signal to noise ratio;
Conference_Titel :
Summer Topical Meeting, 2009. LEOSST '09. IEEE/LEOS
Conference_Location :
Newport Beach, CA
Print_ISBN :
978-1-4244-3913-3
Electronic_ISBN :
1099-4742
DOI :
10.1109/LEOSST.2009.5226265
