Title :
16 QAM synthesis by angular superposition of polarization using dual-polarization QPSK modulator
Author :
Morohashi, Isao ; Sudo, Masaaki ; Sakamoto, Takahide ; Kanno, Atsushi ; Chiba, Akito ; Ichikawa, Junichiro ; Kawanishi, Tetsuya
Author_Institution :
Nat. Inst. of Inf. & Commun. Technol., Koganei, Japan
Abstract :
We propose a polarization-multiplexing QPSK modulator for 16 QAM generation. 16 QAM is synthesized from two QPSK signals with orthogonal polarization by a polarizer. Generation of 40 Gb/s 16 QAM with the BER of 8.13×10-6 was demonstrated.
Keywords :
error statistics; optical fibre polarisation; optical modulation; quadrature amplitude modulation; quadrature phase shift keying; wavelength division multiplexing; 16 QAM generation; QAM synthesis; QPSK signal; angular superposition; bit error rate; bit rate 40 Gbit/s; dual-polarization QPSK modulator; orthogonal polarization; polarization-multiplexing QPSK modulator; Optical attenuators; Optical fibers; Optical modulation; Optical transmitters; Phase shift keying; Quadrature amplitude modulation;
Conference_Titel :
Optical Communication (ECOC), 2010 36th European Conference and Exhibition on
Conference_Location :
Torino
Print_ISBN :
978-1-4244-8536-9
Electronic_ISBN :
978-1-4244-8534-5
DOI :
10.1109/ECOC.2010.5621090
