Display device and driving method therefor

A display device comprising:

• a display portion including a plurality of first scanning lines, a plurality of second scanning lines, a plurality of control lines, and a plurality of pixel circuits;
• and
• a driver circuit configured to drive the first scanning lines, the second scanning lines, and the control lines, wherein,
• each of the pixel circuits includes:
• a light-emitting element;
• a drive transistor provided in series with the light-emitting element to control the amount of current flowing through the light-emitting element;
• a first compensation transistor connected to a control terminal of the drive transistor at a first conductive terminal and an intermediate node at a second conductive terminal;
• a second compensation transistor connected to the intermediate node at a first conductive terminal and the drive transistor's conductive terminal close to the light-emitting element at a second conductive terminal;
• and
• a capacitor connected to the intermediate node at a first electrode and one of the control lines at a second electrode, and
• one of either the first or second compensation transistor is a P-channel transistor connected to one of the first scanning lines at a control terminal,
• the other of the first or second compensation transistor is an N-channel transistor connected to one of the second scanning lines at a control terminal, and
• the driver circuit changes a potential of the one of the second scanning lines from high to low level and also changes a potential of the one of the control lines from a second level to a first level, in an opposite direction to the change in the potential of the one of the second scanning lines, at a time corresponding to the change in the potential of the one of the second scanning lines.

A method for driving a display device having a display portion that includes a plurality of first scanning lines, a plurality of second scanning lines, a plurality of control lines, and a plurality of pixel circuits, wherein

• each of the pixel circuits includes a light-emitting element, a drive transistor provided in series with the light-emitting element to control the amount of current flowing through the light-emitting element, a first compensation transistor connected to a control terminal of the drive transistor at a first conductive terminal and an intermediate node at a second conductive terminal, a second compensation transistor connected to the intermediate node at a first conductive terminal, the drive transistor's conductive terminal close to the light-emitting element at a second conductive terminal, and a capacitor connected to the intermediate node at a first electrode and one of the control lines at a second electrode, one of either the first or second compensation transistor being a P-channel transistor connected to one of the first scanning lines at a control terminal, the other of the first or second compensation transistor being an N-channel transistor connected to one of the second scanning lines at a control terminal, and
• the method comprises:
• driving the first and second scanning lines;
• and
• driving the control lines, wherein,
• the one of the second scanning lines has a potential changed from high to low level, and the one of the control lines has a potential changed from a second level to a first level, in an opposite direction to the change in the potential of the one of the second scanning lines, at a time corresponding to the change in the potential of the one of the second scanning lines.