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Display device and method for driving the same

專利號(hào)
US10867559B2
公開日期
2020-12-15
申請(qǐng)人
Samsung Display Co., Ltd.（KR Yongin-si）
發(fā)明人
Jun Hyun Park; Cheol-Gon Lee; Yang-Hwa Choi
IPC分類
G09G3/3266; G09G3/3225; G09G3/3275; G09G3/3233
技術(shù)領(lǐng)域
voltage,transistor,elvdd,elvdd_l,first,node,scan,level,emission,light
地域： Yongin-si

摘要

A display device including: a scan driver that transmits scan signals to scan lines; a data driver that data signals to data lines; and a display portion that includes pixels, respectively connected to the corresponding scan lines and corresponding data lines, and displays an image by the pixels that simultaneously emit light according to the corresponding data signals, wherein each of pixels includes: an organic light emitting diode; a first transistor that includes a gate connected to a first node, and is connected between first power and an anode of the organic light emitting diode; a second transistor that includes a gate connected to a corresponding scan line and transmits the corresponding data signal to the first node; and a first capacitor that is connected to the first node, and stores a data voltage according to the data signal.

說明書

FIG. 1 is a block diagram of a display device constructed according to an exemplary embodiment of the invention.

FIG. 2 is a circuit diagram of an example of a pixel included in the display device of FIG. 1.

FIG. 3 and FIG. 4 are timing diagrams illustrating an exemplary driving method of a display device including the pixel of FIG. 2.

FIG. 5 is a circuit diagram of another example of a pixel included in the display device of FIG. 1.

FIG. 6 and FIG. 7 are timing diagrams illustrating an exemplary driving method of a display device including the pixel of FIG. 5.

FIG. 8 is a block diagram of a display device constructed according to another exemplary embodiment of the invention.

FIG. 9 is a circuit diagram of an example of a pixel included in the display device of FIG. 8.

FIG. 10 is a timing diagram of an exemplary driving method of a display device including the pixel of FIG. 9.

DETAILED DESCRIPTION

權(quán)利要求

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