Continuous-variable quantum repeater based on quantum scissors and mode multiplexing
Kaushik P. Seshadreesan, Hari Krovi, Saikat Guha
Abstract
This paper presents a continuous variable, second generation, quantum repeater scheme for entanglement distribution over a lossy bosonic channel that beats the direct transmission exponential rate-loss tradeoff. The scheme is primarily based on noiseless linear amplification with the quantum scissors and a layer of switched, mode multiplexing
Topics & Concepts
Quantum entanglementPhysicsMultiplexingQuantum channelRepeater (horology)Quantum key distributionQuantumTransmission (telecommunications)Quantum mechanicsQuantum networkChannel (broadcasting)Lossy compressionAmplitude damping channelMode (computer interface)Electronic engineeringTopology (electrical circuits)Quantum capacityQuantum information scienceComputer scienceBlock cipher mode of operationQuantum informationCoupling (piping)Quantum stateScheme (mathematics)Time-division multiplexingQuantum error correctionQuantum teleportationQuantum computerMathematicsQuantum Information and CryptographyQuantum optics and atomic interactionsQuantum Mechanics and Applications