IFFT stage-dependent minimum bit resolution maps for real-time optical OFDM transceivers

J J Zhang,W Y Yuan,R P Giddings,Michael Wang,J M Tang

Optical Fiber Communications Conference and Exhibition（2014）

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摘要

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.

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关键词

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,real time systems,quadrature amplitude modulation,digital signal processing,transceivers,optical communications

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