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Quantization Noise Mitigating Based on Modified Nonuniform Quantization in Learned Digital Backpropagation

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Abstract

A nonuniform quantization method based on A-law compression is proposed to mitigate quantization noise of learned digital backpropagation. The Effective SNR of nonuniform quantization is improved about 0.41 dB over uniform quantization under 8-bit quantization.

© 2021 The Author(s)

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