ALEXANDRIA, Va., Sept. 30 -- United States Patent no. 12,750,739, issued on Sept. 29, was assigned to GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP. LTD. (Dongguan, China).

"Method for QoS information transmission and network device" was invented by Zhe Fu (Dongguan, China), Shukun Wang (Dongguan, China) and Fei Lu (Dongguan, China).

According to the abstract* released by the U.S. Patent & Trademark Office: "A method for quality of service (QoS) information transmission and a network device are provided, relating to the field of mobile communication. The method includes the following. A first entity transmits first QoS information to a second entity, where the first QoS information is used for ensuring requirement or restriction on a firs...