ALEXANDRIA, Va., Jan. 28 -- United States Patent no. 12,538,324, issued on Jan. 27, was assigned to LG Electronics Inc. (Seoul, South Korea).

"Method and device for transmitting and receiving wireless signal in wireless communication system" was invented by Suckchel Yang (Seoul, South Korea), Seonwook Kim (Seoul, South Korea) and Joonkui Ahn (Seoul, South Korea).

According to the abstract* released by the U.S. Patent & Trademark Office: "A wireless communication system and, particularly, a method and a device therein, for receiving a first downlink control information, DCI, including a counter downlink assignment index, counter-DAI, and slot group indication information, wherein the counter-DAI indicates a scheduling order in a slot group...