Sensing electronic device

A sensing electronic device, comprising:

• a substrate;
• a sensing array arranged on the substrate, and including a first sensing area, a second sensing area, a third sensing area and a fourth sensing area arranged in a matrix form, wherein the first sensing area includes:
• a first transistor, a first sensing electrode electrically connected to the first transistor, a first sensing unit arranged on the first sensing electrode and a first reference electrode arranged corresponding to the first sensing electrode, the second sensing area includes:
• a second transistor, a second sensing electrode electrically connected to the second transistor, a second sensing unit arranged on the second sensing electrode and a second reference electrode arranged corresponding to the second sensing electrode, the third sensing area includes:
• a third transistor, a third sensing electrode electrically connected to the third transistor, a third sensing unit arranged on the third sensing electrode and a third reference electrode arranged corresponding to the third sensing electrode, and the fourth sensing area includes:
• a fourth transistor, a fourth sensing electrode electrically connected to the fourth transistor, a fourth sensing unit arranged on the fourth sensing electrode and a fourth reference electrode arranged corresponding to the fourth sensing electrode;
• a first reference voltage control unit electrically connected to the first reference electrode and the second reference electrode to provide a first reference voltage;
• and
• a second reference voltage control unit electrically connected to the third reference electrode and the fourth reference electrode to provide a second reference voltage,
• wherein, the first transistor is electrically connected to the third transistor, and the second transistor is electrically connected to the fourth transistor;
• wherein, in an operation period, the first reference voltage is different from the second reference voltage.