Patent ID: 7570067

Claim:
A paper dispenser comprising: a housing having an inner chamber adapted to support a roll of paper and having a dispensing aperture; a motor module adapted to dispense paper from the roll of paper through the dispensing aperture; a proximity detection module comprising: an antenna; an oscillator circuit adapted to provide an oscillating charge to the antenna; a buffer for receiving an antenna signal from the antenna and for outputting a buffered antenna signal in response thereto; a detector for outputting a detection signal in response to changes in the buffered antenna signal; and a comparator for outputting a motor actuation signal to the motor module in response to the detection signal; and a battery module for supplying power to the motor module and the proximity detection module; wherein the housing has a front portion adapted to be accessible to a user and a rear portion adapted to be attached to a vertical support surface; the proximity detection module is located at the front of the inner chamber and has a top surface defining a floor portion of the inner chamber; and the antenna extends lengthwise across at least two thirds of the front portion of the housing.