TOUCH PEN, TOUCH CONTROLLER, TOUCH DETECTING SYSTEM AND METHOD THEREOF

The invention is suitable for the technical field of touch control and provides a touch pen, a touch controller, a touch detecting system and a method thereof, wherein the touch pen comprises a nib and a pen body; the nib is connected with the pen body; the pen body has a hollow structure; a power supply, a microprocessor, a signal generating unit, a data detecting unit and an emitting unit are accommodated in the hollow structure; the power supply is used for supplying power to the data detecting unit, the microprocessor, the signal generating unit and the emitting unit; the data detecting unit is used for obtaining data information of the touch pen; the microprocessor is used for controlling the signal generating unit to generate a touch signal according to the data information of the touch pen and a driving signal; the generated touch signal is sent to the emitting unit; and the emitting unit is used for sending the touch signal to a touch sensor through the nib. The touch signal emitted by the touch pen p