Concatenated Capacity-Achieving Polar Codes for Optical Quantum Channels

TL;DR

This paper introduces a concatenated quantum coding scheme that achieves capacity for noisy optical quantum channels, significantly reducing error probabilities with low complexity.

Contribution

It presents a novel concatenation method for quantum polar codes that achieves capacity and lowers error rates in optical quantum communication.

Findings

Error probability is significantly reduced.

The scheme is low-complexity.

Achieves capacity for optical quantum channels.

Abstract

We construct concatenated capacity-achieving quantum codes for noisy optical quantum channels. We demonstrate that the error-probability of capacity-achieving quantum polar encoding can be reduced by the proposed low-complexity concatenation scheme.