US Patent Issued to Huawei Technologies'Co., 'Ltd.' on Sept. 9 for "Systems and methods for determining spectrum resolved SNR in an online dense wavelength division multiplexing optical link" (Canadian Inventors)

ALEXANDRIA, Va., Sept. 10 -- United States Patent no. 12,413,303, issued on Sept. 9, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Systems and methods for determining spectrum resolved SNR in an online dense wavelength division multiplexing optical link" was invented by Zhiping Jiang (Kanata, Canada), Qingyi Guo (Kanata, Canada) and Xuefeng Tang (Kanata, Canada).

According to the abstract* released by the U.S. Patent & Trademark Office: "The disclosed systems and methods for determining spectrum-resolved signal-to-noise ratio (SNR) in an online dense wavelength division multiplexing (DWDM) optical link, the method comprising: i) receiving a noise affected optical signal; ii) converting the received optical signal into ...