ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,445,203, issued on Oct. 14, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Apparatuses and methods for generating an optical signal in an optical communication network" was invented by Zhiping Jiang (Kanata, Canada), Yasser Chiniforooshan (Kanata, Canada) and Jiang Tang (Wuhan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Apparatuses and methods are described for generating an optical signal in an optical network. The apparatus comprises at least a first and a second laser configured to generate a first or second series of optical pulses respectively and a polarization beam combiner (PBC). The PBC is configured to receive the ...