AUTOMATION KEYPAD WITH TRANSPARENT BUTTONS

摘要

A unitary transparent/translucent button element with UV ink curable graphics directly printed thereon having a sensing circuit that detects touch gestures made on or in front of the transparent element directly through an illuminating Light Emitting Diode (LED) lighting layer. Engraved markings help a user to identify the corresponding key function.

主权项

1. A keypad assembly comprising:
substantially transparent element having a first side and a second side, the second side presenting a flat region with an ink printed graphic thereon; a lighting layer for illuminating the transparent element; a sensing circuit for detecting touch and sliding gestures made on the first side of the transparent element; a housing; and a bezel for securing the transparent element, the lighting layer, and the sensing circuit to the housing, the lighting layer being interposed between the transparent element and sensing circuit, and the sensing circuit being configured detect gestures made on the first side of the transparent layer through the lighting layer.