ALEXANDRIA, Va., April 21 -- United States Patent no. 12,609,438, issued on April 21, was assigned to HONOR DEVICE Co. LTD. (Shenzhen, China).
"Foldable electronic device" was invented by Xiaotao Cai (Shenzhen, China), Dawei Zhou (Shenzhen, China) and Tiezhu Liang (Shenzhen, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "This application provides a foldable electronic device, including two main bodies that are capable of being relatively folded or unfolded and a main antenna unit and a parasitic antenna unit that are respectively disposed on the two main bodies. The main antenna unit includes a radiation stub and a ground port disposed between two ends of the radiation stub. The parasitic antenna unit ...