ALEXANDRIA, Va., March 26 -- United States Patent no. 12,259,274, issued on March 25, was assigned to ORCA Computing Ltd. (London).
"Spectrally multiplexed single-photon emitter" was invented by Niall Moroney (London), Robert Francis-Jones (London) and Paris Andreades (London).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system is provided for producing an output photon having a predefined frequency. A pump module produces a plurality of pump fields at a plurality of pump frequencies. A photon pair source module generates frequency-correlated photon pairs. A detector module generates a heralding signal subsequent to detecting a first photon of a photon pair, the heralding signal indicative of a frequency ...