ALEXANDRIA, Va., July 9 -- United States Patent no. 12,355,592, issued on July 8, was assigned to Intel Corp. (Santa Clara, Calif.).

"Enhanced trigger-based null data packet for channel sounding" was invented by Feng Jiang (Santa Clara, Calif.), Robert Stacey (Portland, Ore.), Jonathan Segev (Sunnyvale, Calif.), Qinghua Li (San Ramon, Calif.) and Xiaogang Chen (Portland, Ore.).

According to the abstract* released by the U.S. Patent & Trademark Office: "This disclosure describes systems, methods, and devices related to a trigger-based null data packet (NDP) for channel sounding system. A device may send a trigger frame to a group of station devices, the group of station devices including a first station device, the trigger frame indicating...