Recognition: unknown
4 states protocol for time coding quantum key distribution
classification
🪐 quant-ph
keywords
timephotonpulsesallowsambiguitycodingcoherentcombined
read the original abstract
Coherent one photon pulses are sent with four possible time delays with respect to a reference. Ambiguity of the photon time detection resulting from pulses overlap combined with interferometric measurement allows for secure key exchange.
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