ALEXANDRIA, Va., Oct. 8 -- United States Patent no. 12,437,539, issued on Oct. 7, was assigned to Honeywell International Inc. (Charlotte, N.C.).

"System and method for identifying activity in an area using a video camera and an audio sensor" was invented by Hisao Chang (Medina, Minn.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Identifying activity in an area even during periods of poor visibility using a video camera and an audio sensor are disclosed. The video camera is used to identify visible events of interest and the audio sensor is used to capture audio occurring temporally with the identified visible events of interest. A sound profile is determined for each of the identified visible events of int...