Display device, method for driving display device, and electronic device with offset voltage supplied through data line

A method of driving a display device comprising a plurality of pixels, wherein at least one of the plurality of pixels comprises a light emitting element including a cathode electrode connected to a first predetermined voltage line and an anode electrode;

• a driving transistor;
• a writing transistor electrically connected between a data signal line and a control terminal of the driving transistor;
• a first capacitor electrically connected between the control terminal of the driving transistor and a first terminal of the driving transistor;
• a current control transistor electrically connected between a power supply line and the driving transistor;
• and a switching transistor electrically connected between the anode electrode and a second predetermined voltage line, the method comprising:
• supplying, by the writing transistor, an offset voltage from the data signal line to the control terminal of the driving transistor according to a first control signal during a first period;
• supplying, by the writing transistor, a signal voltage of a video signal from the data signal line to the control terminal of the driving transistor according to the first control signal during a second period;
• electrically disconnecting, by the current control transistor, the driving transistor from the power supply line according to a second control signal during the second period and at least a part of the first period;
• and
• electrically connecting, by the switching transistor, the anode electrode to the second predetermined voltage line according to a third control signal during the first period.

An electronic apparatus comprising:

• a display device comprising:
• a plurality of pixels,
• wherein at least one of the plurality of pixels comprises:
• a light emitting element including a cathode electrode connected to a first predetermined voltage line and an anode electrode;
• a driving transistor;
• a writing transistor electrically connected between a data signal line and a control terminal of the driving transistor;
• a first capacitor electrically connected between the control terminal of the driving transistor and a first terminal of the driving transistor;
• a current control transistor electrically connected between a power supply line and the driving transistor;
• and
• a switching transistor electrically connected between the anode electrode and a second predetermined voltage line,
• wherein the writing transistor is configured to supply an offset voltage from the data signal line to the control terminal of the driving transistor according to a first control signal during a first period and is configured to supply a signal voltage of a video signal from the data signal line to the control terminal of the driving transistor according to the first control signal during a second period,
• wherein the current control transistor is configured to electrically disconnect the driving transistor from the power supply line according to a second control signal during the second period and at least a part of the first period, and
• wherein the switching transistor is configured to electrically connect the anode electrode to the second predetermined voltage line according to a third control signal during the first period.