ALEXANDRIA, Va., March 31 -- United States Patent no. 12,592,248, issued on March 31, was assigned to Rockwell Collins Inc. (Cedar Rapids, Iowa).

"Active speaker based intelligent audio-visual call-response system" was invented by David Watkins (Layton, Utah) and Naresh Yarlapati Ganesh (Cork, Ireland).

According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method for determining an incapacitation state of an occupant is disclosed. The system may include an audio sensor configured to sense sensor data including active speaker audio of an occupant of two or more occupants. The system may also include a controller communicatively coupled to the audio sensor and configured to execute program instructions cau...