公开(公告)号：US20160240122A1

公开(公告)日：2016-08-18

申请号：US15137790

申请日：2016-04-25

Applicant: LG DISPLAY CO., LTD.

Inventor： Sangho YU ,  Bumsik KIM

IPC: G09G3/00 ,  G09G3/3258 ,  G09G3/3291 ,  G09G3/20

CPC classification number: G09G3/006 ,  G09G3/2007 ,  G09G3/3258 ,  G09G3/3291 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0828 ,  G09G2310/027 ,  G09G2320/0295 ,  G09G2320/045 ,  G09G2320/0693 ,  G09G2330/12

Abstract: An organic light emitting display comprises: a display panel with a plurality of pixels connected to data lines and sensing lines, each pixel comprising an OLED and a driving TFT for controlling the amount of light emission of the OLED; and a data driver IC comprising a plurality of sensing units for sensing current data of the pixels through a plurality of sensing channels connected to the sensing lines, each sensing unit comprising: a first current integrator connected to an odd sensing channel; a second current integrator connected to an even sensing channel neighboring the odd sensing channel; and a sample & hold unit that removes common noise components from a first sampled value input from the first current integrator and a second sampled value input from the second current integrator while storing and holding the first and second sampled values.

公开(公告)号：US20180182287A1

公开(公告)日：2018-06-28

申请号：US15823383

申请日：2017-11-27

Applicant: LG Display Co., Ltd.

Inventor： Eunji PARK ,  Bumsik KIM ,  Sungman HAN ,  Kihyung LEE

IPC: G09G3/3233 ,  H01L51/52

CPC classification number: G09G3/3233 ,  G09G3/3258 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2300/0861 ,  G09G2310/0251 ,  G09G2310/0262 ,  G09G2310/0264 ,  G09G2310/067 ,  G09G2320/0233 ,  G09G2320/045 ,  H01L51/5206

Abstract: An electroluminescent display and a method of driving the same are disclosed. The electroluminescent display includes a driving transistor configured to generate a driving current depending on a gate-source voltage, a storage capacitor configured to store a data voltage and provide the stored data voltage to a gate electrode of the driving transistor, a first switching transistor configured to control a gate potential of the driving transistor, a second switching transistor configured to control a source potential of the driving transistor, a light emitting diode configured to emit light in response to the driving current generated from the driving transistor, and a third switching transistor configured to electrically float a source electrode of the driving transistor and an anode electrode of the light emitting diode when one of the first and second switching transistors is turned off

公开(公告)号：US20180151661A1

公开(公告)日：2018-05-31

申请号：US15806049

申请日：2017-11-07

Applicant: LG Display Co., Ltd.

Inventor： Hyemi OH ,  Bumsik KIM ,  Younsub KIM

IPC: H01L27/32

CPC classification number: H01L27/3276 ,  H01L27/3272 ,  H01L2251/568

Abstract: The present disclosure is provided a display device. The display device includes subpixels and at least one scan line. The subpixels are formed on a first substrate, and each of the subpixels includes an emission area, in which a light emitting element for emitting light is disposed, and a circuit area in which a circuit for driving the light emitting element is disposed. The at least one scan line may be disposed on the circuit area in a horizontal direction. The at least one scan line may include: an upper scan line and a lower scan line spaced apart from each other; and a scan connection line positioned between the upper scan line and the lower scan line and electrically connecting the upper scan line and the lower scan line.

公开(公告)号：US20150379909A1

公开(公告)日：2015-12-31

申请号：US14582882

申请日：2014-12-24

Applicant: LG DISPLAY CO., LTD.

Inventor： Sangho YU ,  Bumsik KIM

IPC: G09G3/00 ,  G09G3/32

CPC classification number: G09G3/006 ,  G09G3/2007 ,  G09G3/3258 ,  G09G3/3291 ,  G09G2300/0426 ,  G09G2300/0819 ,  G09G2300/0828 ,  G09G2310/027 ,  G09G2320/0295 ,  G09G2320/045 ,  G09G2320/0693 ,  G09G2330/12

Abstract: An organic light emitting display comprises: a display panel with a plurality of pixels connected to data lines and sensing lines, each pixel comprising an OLED and a driving TFT for controlling the amount of light emission of the OLED; and a data driver IC comprising a plurality of sensing units for sensing current data of the pixels through a plurality of sensing channels connected to the sensing lines, each sensing unit comprising: a first current integrator connected to an odd sensing channel; a second current integrator connected to an even sensing channel neighboring the odd sensing channel; and a sample & hold unit that removes common noise components from a first sampled value input from the first current integrator and a second sampled value input from the second current integrator while storing and holding the first and second sampled values.

Abstract translation: 有机发光显示器包括：具有连接到数据线和感测线的多个像素的显示面板，每个像素包括OLED和用于控制OLED的发光量的驱动TFT; 以及数据驱动器IC，其包括多个感测单元，用于通过连接到感测线的多个感测通道来感测像素的当前数据，每个感测单元包括：连接到奇数感测通道的第一电流积分器; 连接到与奇数感测通道相邻的偶数感测通道的第二电流积分器; 以及采样保持单元，其从存储并保持第一和第二采样值的第一电流积分器输入的第一采样值和从第二电流积分器输入的第二采样值中去除公共噪声分量。