Patent ID: 8976122
Filing Date: 2015-03-10
Classification: G01B,G06F

Abstract:
1. A sensing device for a capacitive touch panel, the capacitive touch panel being rectangular and having a transparent substrate and a sensing layer on the transparent substrate, the sensing layer being transparent and electrically conductive, the capacitive touch panel further having a first X side, a second X side, a first Y side and a second Y side, the sensing device comprising: a first X side switch circuit, respectively electrically connected to the first X side; a second X side switch circuit, respectively electrically connected to the second X side; a first Y side switch circuit, respectively electrically connected to the first Y side; a second Y side switch circuit, respectively electrically connected to the second Y side; a sensing source, providing a sensing signal to the first X side switch circuit, the second X side switch circuit, the first Y side switch circuit and the second Y side switch circuit; and a control circuit, receiving the sensing signal generated by the sensing source, the control circuit further comprising: a control unit, comprising: a location determining unit, electrically connected to the first analogue/digital conversion circuit and the second analogue/digital conversion circuit, and comprising: