ALEXANDRIA, Va., Sept. 24 -- United States Patent no. 12,744,601, issued on Sept. 22, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).
"Optical signal sending apparatus" was invented by Chengcheng Gui (Wuhan, China), Cheng Zeng (Shenzhen, China), Jinsong Xia (Shenzhen, China) and Xiaolu Song (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "An optical signal sending apparatus includes an optical modulator, a differential driver, and a phase modulator. The optical modulator includes an optical input end, a first modulation region, a connection region, a second modulation region, and an optical output end. The first modulation region includes a first modulation arm and a second mo...