CPC H04L 9/0852 (2013.01) [H04B 10/70 (2013.01); H04L 9/12 (2013.01)] | 24 Claims |
1. A quantum communications system comprising:
a communications system; and
a quantum key distribution (QKD) system operable with the communications system and comprising a transmitter node, a receiver node, and a quantum communications channel coupling the transmitter node and receiver node;
the transmitter node configured to transmit to the receiver node a bit stream of optical pulses and dynamically switching between first and second QKD protocols based upon at least one changed channel condition caused by at least one changed atmospheric condition.
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