2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/117098In this work, we present active and passive linear optical setups for error correction in quantum communication systems that employ polarization of single-photon and mesoscopic coherent states. Applications in quantum communication systems are described.14 pages, 5 figuresQuantum PhysicsLinear optical setups for active and passive quantum error correction in polarization encoded qubitstext