ALEXANDRIA, Va., June 16 -- United States Patent no. 12,659,812, issued on June 16, was assigned to HONOR DEVICE Co. LTD. (Shenzhen, China).

"Call drop rate reduction method and terminal" was invented by Haibo Li (Shenzhen, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A call drop rate reduction method includes, when a terminal receives a second identity verification request after an initial identity verification and authentication, the terminal compares the first identity verification request received during the initial identity verification with the second identity verification request. After the second identity verification and authentication fails, the terminal monitors a direction of the call ser...