ALEXANDRIA, Va., March 17 -- United States Patent no. 12,576,812, issued on March 17, was assigned to VOLKSWAGEN AG (Germany).
"Approach detection" was invented by Bernd Ette (Wolfsburg, Germany).
According to the abstract* released by the U.S. Patent & Trademark Office: "A method for determining an approach of a person toward a transportation vehicle, a computer program, an apparatus, and a system. In response to UWB technology or other radio-based distance systems being used for the Kessy access, the distance information relating to a user is gathered. In response to the access device containing an acceleration sensor, the movement sequence relating to the distance information is analyzed. The magnetic orientation of a transportation ve...