ALEXANDRIA, Va., June 19 -- United States Patent no. 12,329,126, issued on June 17, was assigned to Shenzhen Wellturn Technology Co. Ltd. (Shenzhen, China).
"Electronic fence based on positioning assembly" was invented by Xiai Yuan (Shenzhen, China) and Xingsheng Luo (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless electronic fence is worn on a pet and includes: a positioning assembly, a signal detection assembly, a warning assembly, and a master control circuit. The positioning assembly receives a first signal sent by an external terminal, determines a position of the positioning assembly based on the first signal; and outputs a position detection signal. The signal detection assem...