ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,456,281, issued on Oct. 28, was assigned to Huawei Technologies Co. Ltd. (Shenzhen, China).

"Layout analysis method and electronic device" was invented by Hengzhi Yao (Shenzhen, China), Liehang Shi (Shenzhen, China), Zhiyuan Wang (Shanghai) and Letao Li (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A device control method, apparatus, and system applicable to the field of smart home technologies. The method includes: recognizing a collected environmental image; determining at least one to-be-recognized region in the environmental image; monitoring a target body part movement in the to-be-recognized region; if it is monitored that the ta...