Patent ID: 9558390
Date: 2017-01-31
CPC Classifications: G01R,G02F,G06F,G06K,H01L

Claim:
1. A fingerprint sensor assembly, comprising: a controller; a metal layer configured to be electrically coupled to the controller; a transmit layer electrically connected to the metal layer and the controller, wherein the transmit layer is configured to transmit an electric field; a sensor glass layer including at least one through-glass via, where the transmit layer is disposed on a first side of the sensor glass layer, and where the transmit layer is electrically coupled to the at least one through-glass via; a receive layer disposed on a second side of the sensor glass layer, wherein the receive layer is electrically coupled to the at least one through-glass via and wherein the receive layer is configured to detect changes in the electric field; and a protective cover layer disposed on the receive layer.