ALEXANDRIA, Va., June 16 -- United States Patent no. 12,658,959, issued on June 16, was assigned to HONOR DEVICE Co. LTD. (Shenzhen, China).

"Sim card communication circuit, related apparatus, and control method" was invented by Ting Huang (Shenzhen, China) and Fei Xu (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A SIM card communication circuit. The circuit includes a processor, a first level conversion apparatus, a first card slot, and an ESIM chip; both an input port of the first level conversion apparatus and the ESIM chip are connected to the processor, and an output port of the first level conversion apparatus is connected to the first card slot; and the processor is configured to: wh...