ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,491,894, issued on Dec. 9.
"Method and system for providing recommendation service to user within vehicle" was invented by Song Yuan (Beijing).
According to the abstract* released by the U.S. Patent & Trademark Office: "A system and method that provide a recommendation service to a user within a vehicle are provided. According to the method, a current emotional state of the user in the vehicle is detected in real time by an emotional detection device of the system; a recommendation service that conforms to a behavior habit of the user is determined by a recommendation engine of the system based on the current emotional state of the user in conjunction with a profile of the user, where...