Patent 10529506 was granted and assigned to Onespan on January, 2020 by the United States Patent and Trademark Office.
An electronic circuit providing a linear keypad and an apparatus comprising such electronic circuit are provided. Methods for detecting that a button of a linear keypad is being pressed and for determining which button is being pressed are also provided. A method for calibrating an apparatus comprising a linear keypad to enable the subsequent determination by the apparatus of which button of the linear keypad is being pressed is also provided.