Patent ID: 9324259
Filing Date: 2016-04-26
CPC Classification: G09G

Claim Text:
1. An image display device comprising: a pixel connecting to a signal line which provides a signal data, a reset line, a light-on switch line, an input switch line, and a power supply line, the pixel having an organic light emitting diode, an input switch controlled by a signal from the input switch line, a drive TFT through which current is supplied from the power supply line to the organic light emitting diode, a light-on switch controlled by a signal from the light-on switch line, and a reset switch controlled by a signal from the reset line, wherein the signal data is inputted to a gate electrode of the drive TFT via the input switch, a source electrode of the drive TFT is connected to the power supply line, a drain electrode of the drive TFT is connected to a first electrode of the organic light emitting diode, the light-on switch is connected between the drain electrode of the drive TFT and the first electrode, a gate electrode of the reset switch is connected to the reset line, a drain electrode of the reset switch is connected to the gate electrode of the drive TFT, and a retention capacitor is arranged between the gate electrode of the drive TFT and the power supply line.