Designing the unambiguous discriminator from the one -photon interferometer

TL;DR

This paper demonstrates that unambiguous quantum state discrimination can be achieved by transforming the problem into quantum states filtering, providing a new approach to quantum measurement strategies.

Contribution

It introduces a method to solve unambiguous quantum state discrimination by reducing it to the quantum states filtering problem, offering a novel perspective.

Findings

Unambiguous discrimination can be formulated as a quantum filtering problem.

The approach simplifies the design of quantum discriminators.

Potential applications in quantum communication and information processing.

Abstract

In this paper, we shall show that the question of quanum state unambiguous discrimination can be solved by reducing it to the known problem of quantum states filtering.