Optimal Partitioned-Interval Detection Binary Quantum Receiver with Practical Devices

TL;DR

This paper analyzes a partitioned-interval detection quantum receiver with practical devices, demonstrating that optimized partition strategies can significantly outperform the standard quantum limit for specific photon numbers.

Contribution

It introduces a globally optimized partition strategy for a quantum receiver that achieves higher gain over SQL with fewer partitions and practical device considerations.

Findings

Achieves significant gain over SQL with small partition numbers.

Optimized partition strategy enhances receiver performance.

Applicable for certain mean photon numbers.

Abstract

Partitioned-interval detection binary quantum receiver with non-ideal devices is theoretically analyzed. Using global optimized partition strategy, relatively large gain over standard quantum limit (SQL) is obtained with small partition number for certain mean photon number.