ALEXANDRIA, Va., Oct. 28 -- United States Patent no. 12,457,636, issued on Oct. 28, was assigned to Telefonaktiebolaget LM Ericsson (publ) (Stockholm).

"Methods, base station and terminal device for two-step random access procedure" was invented by Zhipeng Lin (Nanjing, China), Robert Mark Harrison (Grapevine, Texas) and Asbjorn Grovlen (Stockholm).

According to the abstract* released by the U.S. Patent & Trademark Office: "Methods, a base station, and a terminal device for a two-step random access procedure are disclosed. The base station transmits a first message indicating a subcarrier spacing (SCS) of a physical uplink shared channel (PUSCH) which is to be used for a second message in the two-step random access procedure, through an a...