US Patent Issued to Huawei Technologies'Co., 'Ltd.' on Nov. 18 for "Method and device for monitoring generalized optical signal-to-noise ratio, coherent receiver and network apparatus" (Canadian Inventors)

ALEXANDRIA, Va., Nov. 18 -- United States Patent no. 12,476,712, issued on Nov. 18, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Method and device for monitoring generalized optical signal-to-noise ratio, coherent receiver and network apparatus" was invented by Zhiping Jiang (Kanata, Canada), Choloong Hahn (Nepean, Canada) and Junho Chang (Kanata, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for monitoring generalized optical signal-to-noise ratio (gOSNR) is provided, which is applied to monitoring of an optical signal received by a coherent receiver through a fiber link. The method includes: obtaining a first received waveform; obtaining a signal part of the first rece...