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Conferences > OFC > 2018 > W3A > W3A.5

Efficient Time-Domain DBP using Random Step-Size and Multi-Band Quantization

C. S. Martins, L. Bertignono, A. Nespola, A. Carena, F. P. Guiomar, and A. N. Pinto

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Abstract

Employing step-size randomization and multi-band quantization, we propose a reduced complexity time-domain (TD) digital backpropagation (DBP) and experimentally demonstrate penalty-free operation at an average number of ∼ 4 bits per FIR coefficient.

© 2018 The Author(s)

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