US Patent Issued to General Dynamics Mission Systems on Aug. 4 for "Encoder for quantum communications" (Arizona, Maryland Inventors)

ALEXANDRIA, Va., Aug. 5 -- United States Patent no. 12,699,302, issued on Aug. 4, was assigned to General Dynamics Mission Systems Inc. (Fairfax, Va.).

"Encoder for quantum communications" was invented by John Anthony Gariano (Chandler, Ariz.), Todd M. W. Hodges (Mesa, Ariz.), Claudia Ann Gamble (Annapolis, Md.), John M. Liebetreu (Scottsdale, Ariz.), Jerry Kwa-Wor Tong (Chandler, Ariz.) and Juan C. Juarez (Ellicott City, Md.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A stream of photons from an optical source at a source wavelength are converted into entangled photon pairs via a spontaneous parametric down-conversion process. This produces time-synchronized signal and idler photon pairs which share a no...