Samsung Display Co., Ltd.

Inho Choi

Youngin Hwang

Yongsung Park

Jihye Kong

Youngjin Cho

Haeyeon Lee

An organic light-emitting display apparatus includes: a first pixel including a first pixel circuit and a first light-emitting device to emit light in response to a first driving current received from the first pixel circuit; a second pixel including a second pixel circuit and a second light-emitting device to emit light in response to a second driving current received from the second pixel circuit; and a switch circuit connected between an anode electrode of the first light-emitting device and an anode electrode of the second light-emitting device.

Organic light-emitting display apparatus

A pixel circuit and a display apparatus. The pixel circuit includes a first transistor configured to output a driving current corresponding to a data voltage to an output node, an OLED connected to the output node and configured to emit light according to the driving current output from the first transistor, a storage capacitor coupled to the first transistor and configured to store the data voltage, a second transistor configured to receive a reference voltage from the first transistor during a first time section, configured to diode-connect the first transistor, and configured to compensate for a threshold voltage of the first transistor, and a third transistor configured to diode-connect the first transistor during a second time section, configured to receive the data voltage through the first transistor for which the threshold voltage of the first transistor is compensated, and configured to transfer the data voltage to the storage capacitor.

Pixel circuit and display apparatus including the pixel circuit

An organic light-emitting display apparatus includes: a pixel coupled to a scan line, a data line, a control line, and a power line, the pixel comprising an organic light-emitting diode configured to emit light in response to a data voltage; and a power supply unit configured to apply power source voltages of different levels during one frame period, wherein the pixel is configured to increase an anode voltage of the organic light-emitting diode in a scan period when the data voltage is inputted.

Growing community of inventors

Yongin-si, South Korea

Inho Choi