US Patent Issued to Cisco Technology on Aug. 25 for "Single polarization circulator" (American, Canadian, German Inventors)

ALEXANDRIA, Va., Aug. 25 -- United States Patent no. 12,717,083, issued on Aug. 25, was assigned to Cisco Technology Inc. (San Jose, Calif.).

"Single polarization circulator" was invented by Jock T. Bovington (Koenigstein Im Taunus, Germany), Mark C. Nowell (Ottawa), Matthew J. Traverso (Saratoga, Calif.) and Long Chen (Marlboro, N.J.).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system, method, and photonic chip for an optical circulator are described. The system includes a first polarization splitter, a first optical circuit, and a first controller. The first polarization splitter receives, at a first port of the first polarization splitter, a first optical signal. The first optical circuit is optically...