Touch sensing device, pen, and method for measuring position
AssigneeSamsung Electronics Co., Ltd.
InventorSung-Soo PARK
Life of this patent
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Abstract
A touch sensing device for determining a position of a pen the touch sensing device and a method therefor are provided. The touch sensing device includes electrodes configured to output electrical signals using an electric field generated from the pen, a receiving circuit configured to receive the electrical signals from the electrodes, and a control circuit. The control circuit may be configured to determine a type of the pen based on the electrical signals received from the receiving circuit, and measure the position of the pen according to the determined type of the pen.
Claims20
A touch sensing device for determining a position of a pen, the touch sensing device comprising:
- a plurality of electrodes configured to output electrical signals using an electric field generated from the pen;
- a receiving circuit configured to receive the electrical signals from the plurality of electrodes;
- and
- a control circuit configured to:
- determine a type of the pen, among a plurality of types of pens, based on the electrical signals received from the receiving circuit, and
- measure the position of the pen according to the determined type of the pen.
A pen comprising:
- a receiving electrode configured to receive a signal generated from a touch sensing device through a capacitive coupling with an electrode of the touch sensing device;
- a receiving circuit configured to receive an electrical signal of the touch sensing device from the receiving electrode;
- and
- a pen signal generating circuit configured to generate a pen signal of at least one of a pattern or a frequency which has been set according to the electrical signal received from the receiving circuit.
Dependencies are inferred from the claim text.