Title :
IFFT stage-dependent minimum bit resolution maps for real-time optical OFDM transceivers
Author :
Zhang, J.J. ; Yuan, W.Y. ; Giddings, R.P. ; Wang, Michael ; Tang, J.M.
Author_Institution :
Sch. of Electron. Eng., Bangor Univ., Bangor, UK
Abstract :
To significantly reduce the FPGA/ASIC resource usage in OOFDM transceivers, numerical identifications and experimental verifications are undertaken, for the first time, of an optimum map of minimum bit-resolutions of different IFFT stages against DAC resolutions.
Keywords :
OFDM modulation; application specific integrated circuits; fast Fourier transforms; field programmable gate arrays; integrated optoelectronics; inverse transforms; optical logic; optical transceivers; DAC resolutions; FPGA-ASIC resource usage; IFFT stage-dependent minimum bit resolution maps; OOFDM transceivers; numerical identifications; real-time optical OFDM transceivers; Digital signal processing; Field programmable gate arrays; Quadrature amplitude modulation; Real-time systems; Signal resolution; Transceivers;
Conference_Titel :
Optical Fiber Communications Conference and Exhibition (OFC), 2014
Conference_Location :
San Francisco, CA
Print_ISBN :
978-1-5575-2994-7
DOI :
10.1364/OFC.2014.Th2A.36
