US Patent Issued to Huawei Technologies on Nov. 11 for "Receiver optical sub-assembly, bi-directional optical sub-assembly, optical module, and optical network device" (Chinese Inventors)

ALEXANDRIA, Va., Nov. 11 -- United States Patent no. 12,470,303, issued on Nov. 11, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Receiver optical sub-assembly, bi-directional optical sub-assembly, optical module, and optical network device" was invented by Rixiang Cao (Dongguan, China), Yu Xiong (Shenzhen, China), Zelin Wang (Dongguan, China) and Zhe Yu (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "This application provides example receiver optical sub-assemblies, example bi-directional optical sub-assemblies, and example optical network devices. One example receiver optical sub-assembly includes a photodiode, a trans-impedance amplifier, and a first filter component. Th...