Title :
A novel optical quantization approach using spectral shifts of OFDM subcarriers and a frequency packed AWG
Author :
Kodama, Tomoya ; Morita, Koji ; Cincotti, Gabriella ; Kitayama, Ken-ichi
Author_Institution :
Mitsubishi Electr. Corp, Japan
Abstract :
A novel energy efficient optical quantization is experimentally demonstrated for the first time, based on spectral shifts of orthogonal frequency division multiplexing subcarriers. The proposed scheme achieves four bit optical quantization by using only 100 mW peak power.
Keywords :
OFDM modulation; optical communication; optical modulation; quantisation (signal); OFDM subcarriers; energy-efficient analog-to-digital conversion; frequency packed AWG; optical quantization approach; orthogonal frequency division multiplexing subcarriers; power 100 mW; spectral shifts; Arrayed waveguide gratings; Modulation; Nonlinear optics; OFDM; Optical pulses; Optical solitons; Quantization (signal);
Conference_Titel :
Optical Communication (ECOC), 2014 European Conference on
Conference_Location :
Cannes
DOI :
10.1109/ECOC.2014.6963827
