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US 2009/0015564 A1Published application
Touch Force Detecting Apparatus For Infrared Touch Screen
OwnerXinlin Ye, Jianjun Liu +1inventors
InventorsXinlin Ye, Jianjun Liu, Xinkun Liu
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Abstract
An apparatus for detecting touch force of an infrared touch screen comprises a plate glass, a sensor, an infrared transmit and receive array, a signal processing circuit, and a micro-controller for controlling the touch screen. Said sensor is a mechanical force sensor, and its signal output port is connected with a input port of the signal processing circuit. An output port of the signal processing circuit is connected with an I/O interface of the micro-controller for control the touch screen.
Claims11
A touch force detecting apparatus for infrared touch screen including:
- glass plate, sensors, infrared transmitting and receiving diode array, signal processing circuit, microcontroller for controlling the touch screen, characterized in that said sensor is mechanical force sensor, and its signal output port is connected with a input port of the signal processing circuit;
- an output port of signal processing circuit is connected with an I/O interface of the microcontroller for controlling the touch screen.
Dependencies are inferred from the claim text.