ALEXANDRIA, Va., June 4 -- United States Patent no. 12,324,021, issued on June 3, was assigned to LG Electronics Inc. (Seoul, South Korea).
"Method and apparatus for transmitting data unit using random access procedure in wireless communication system" was invented by Seungjune Yi (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "The present invention relates to a method of transmitting a data unit using a Random Access (RA) procedure by a user equipment (UE) in a wireless communication system. Especially, the method includes the steps of configuring a first RA preamble group and a second RA preamble group, wherein RA preambles belonging to the first RA preamble group indicates that a RA Res...