ALEXANDRIA, Va., Feb. 17 -- United States Patent no. 12,556,041, issued on Feb. 17, was assigned to Huawei Technologies'Co.'Ltd.' (Shenzhen, China).

"Transmitter device, receiver device, and wireless charging method" was invented by Weipeng Jiang (Beijing) and Tao Huang (Beijing).

According to the abstract* released by the U.S. Patent & Trademark Office: "A transmitter device includes a signaling modulation module, an energy modulation module, and an antenna element. The signaling modulation module is configured to generate a narrowband modulation signal that carries signaling. The signaling includes an indication for a correspondence between a first resource and a receiver device. The first resource is scheduled based on a pre-received c...