ALEXANDRIA, Va., Sept. 8 -- United States Patent no. 12,731,895, issued on Sept. 8, was assigned to Shenzhen Fulian Fugui Precision Industry Co. Ltd. (Shenzhen, China).
"Antenna structure and electronic device" was invented by Shiou-Jen Lin (New Taipei, Taiwan) and Yen-Ming Tseng (New Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An antenna structure includes a first antenna and a second antenna, the first antenna includes: a first radiation part arranged on a first surface of a mainboard; a first external metal strip with one end fixed on a second surface of the mainboard to excite a first operating frequency band; a first grounding extension part with one end connected to metal grounding pl...