Synaptics Incorporated announced today that it has introduced an ultra-slim area-touch biometric fingerprint sensor designed to fit within small spaces, including the edge of smartphones or tablets. The firm claims that the new version of its Natural ID FS4304 sensor is only 3.5mm wide and can be integrated into side-mounted buttons, such as volume rockers, ultimately eliminating the footprint and cost required of creating an additional cutout in the frame or glass. The new design also enhances the user experience
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