Synaptics, a leading developer of human interface solutions, today announced sampling and a live demonstration of its Natural ID fingerprint authentication technology under greater than 200μm cover glass, addressing the option of button-free industrial designs for smartphones.This new fingerprint sensor solution is designed to operate through glass buttons as well as thicker cover glass.Synaptics said its under glass fingerprint solution is a significant advancement and a critical next step to putting capacitive fingerprint sensors under the smartphone cover glass.Synaptics adds that its second generation under glass fingerprint authentication product senses under thicker glass than any other solution currently on the market at greater than 200μm.This technology is fully architected in-house and highlights the strategic acquisition of Validity. The company's first generation under glass button (up to 100μm thick glass) solution is available today for mass production.”We are very pleased to demonstrate our new under cover glass biometric solution and showcase our leadership. Our solution eliminates the cutout, which allows smartphone OEMs to improve yields and offer creative new industrial designs. End users will benefit from an improved user experience and a more durable, scratch-resistant smartphone,” said Ritu Favre, senior vice president, general manager, Biometrics Product Division, Synaptics.