ALEXANDRIA, Va., May 26 -- United States Patent no. 12,638,309, issued on May 26, was assigned to Continental Automotive Technologies GmbH (Hannover, Germany).
"Device for detecting an approach" was invented by Joao Carlos Vasconcelos De Almeida (Toulouse, France) and Said Bouguern (Toulouse, France).
According to the abstract* released by the U.S. Patent & Trademark Office: "A device for detecting an approach of a part of a user's body or of a portable user equipment, intended to be housed on board a motor vehicle, including: a near-field communication antenna configured to transmit signals at a high frequency selected between 3 and 30 MHz, the antenna being able to detect the approach of a portable user equipment and to communicate in n...