ALEXANDRIA, Va., May 12 -- United States Patent no. 12,628,171, issued on May 12, was assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD. (Dongguan, China).

"Method and device for transmitting MAC PDU" was invented by Zhe Fu (Dongguan, China) and Cong Shi (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method and device for transmitting a medium access control (MAC) protocol data unit (PDU) is provided. The method includes: identifying, by a hybrid automatic repeat request (HARQ) entity, for an uplink grant, a HARQ process associated with the uplink grant; and obtaining, by the HARQ entity, a MAC PDU to transmit from a HARQ buffer of the identified HARQ process when a particular...