Quantum Illumination: Enhanced Background-Limited Target Detection by Means of Entanglement
Si-Hui Tan, Baris I. Erkmen, Vittorio Giovannetti, Saikat Guha, Seth Lloyd, Lorenzo Maccone, Jeffrey H. Shapiro · International Conference on Quantum Information · 2008
Use of an entangled-state transmitter is shown to provide a significant performance advantage—in comparison to a coherent-state transmitter—in background-limited target detection, even though the received state is not entangled.