GKP-based repeaters with loss-tolerant protocols and modified parity encoding achieve secure key rates comparable to photonic systems while using orders of magnitude fewer qubits.
Additional calculation on Teleportation-based GKP error correction using Ideal GKP states As the teleportation-based GKP error correction is based on beam-splitter interactions
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Loss-Tolerant Quantum Communication via Bosonic-GKP-Parity-Encoding
GKP-based repeaters with loss-tolerant protocols and modified parity encoding achieve secure key rates comparable to photonic systems while using orders of magnitude fewer qubits.