ALEXANDRIA, Va., June 16 -- United States Patent no. 12,309,659, issued on May 20, was assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD. (Dongguan, China).

"Indication method, terminal device, and network device" was invented by Xin You (Dongguan, China) and Cong Shi (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "Disclosed are an indication method, a terminal device, a network device, a chip, a computer readable storage medium, a computer program product, and a computer program. The method includes: sending, by a terminal device, a Beam Failure Recovery (BFR) Media Access Control (MAC) Control Element (CE) to a network device. The BFR MAC CE is used to indicate at least one Sec...