ALEXANDRIA, Va., July 3 -- United States Patent no. 12,348,035, issued on July 1, was assigned to Huawei Digital Power Technologies Co. Ltd. (Shenzhen, China).

"Power supply system and topology detection method" was invented by Lin Li (Shanghai), Qinwei Liu (Shenzhen, China) and Mingwei Xu (Shanghai).

According to the abstract* released by the U.S. Patent & Trademark Office: "Any one of a plurality of to-be-grouped devices in a power supply system reports an initial bus voltage to a topology detection device; and reports a current bus voltage after delivering a bus voltage adjustment instruction to a target reference device. The bus voltage adjustment instruction instructs the target reference device to adjust a voltage. The target refere...