ALEXANDRIA, Va., Nov. 25 -- United States Patent no. 12,482,927, issued on Nov. 25, was assigned to Anhui Huami Health Technology Co. Ltd. (Anhui FTZ, China).
"Circularly polarized antenna structures and wearable devices" was invented by Anping Zhao (Anhui, China) and Zhouyou Ren (Anhui, China).
According to the abstract* released by the U.S. Patent & Trademark Office: "Provided are a circularly polarized antenna structure and a wearable device. The circularly polarized antenna structure is applicable to the wearable device and includes: a mainboard; an annular radiator, having an effective perimeter equal to a wavelength corresponding to a central operating frequency of the antenna structure; a feeding terminal electrically connected to ...