ALEXANDRIA, Va., Oct. 21 -- United States Patent no. 12,444,846, issued on Oct. 14, was assigned to RichWave Technology Corp. (Taipei, Taiwan).
"Antenna device" was invented by Shih-Kai Lin (Taipei, Taiwan).
According to the abstract* released by the U.S. Patent & Trademark Office: "An antenna device includes a first structural layer and a second structural layer. The first structural layer is located at a first plane and includes first antenna structures, a main feeding point, a first subsidiary feeding point and a transmission line. The main feeding point is located between a first transmission line segment and a second transmission line segment, which are respectively connected to different first antenna structures. First transmission ...