ALEXANDRIA, Va., June 5 -- United States Patent no. 12,277,734, issued on April 15, was assigned to Telefonaktiebolaget LM Ericsson (publ) (Stockholm).

"Calibration of mobile electronic devices connected to headsets wearable by users" was invented by Jose Araujo (Stockholm), Leonard Bruns (Nastatten, Germany), Diego Gonzalez Morin (Galapagar, Spain), Ioannis Karagiannis (Stockholm) and Amirhossein Taher Kouhestani (Solna, Sweden).

According to the abstract* released by the U.S. Patent & Trademark Office: "A mobile electronic device is provided for use with a headset. A camera outputs digital pictures of a portion of the headset. A display device displays information for viewing by a user wearing the headset. A processor retrieves calibrat...