ALEXANDRIA, Va., May 12 -- United States Patent no. 12,623,621, issued on May 12, was assigned to LG INNOTEK Co. LTD. (Seoul, South Korea).
"Rear occupant alert device and method therefor" was invented by Jae Yeon Choi (Seoul, South Korea).
According to the abstract* released by the U.S. Patent & Trademark Office: "A rear occupant alert device according to an embodiment comprises a first object detection unit; a second object detection unit; and a control unit configured to control operations of the first and second object detection units, wherein the first object detection unit includes a passive infrared sensor (PIR) sensor, wherein the second object detection unit includes a radar module, and the control unit is configured to control a...