公开(公告)号：US20200184871A1

公开(公告)日：2020-06-11

申请号：US16504029

申请日：2019-07-05

Applicant: LG DISPLAY CO., LTD.

Inventor： Yewon Hong ,  JungHyun Lee ,  TaeWoong MOON

IPC: G09G3/20 ,  G09G3/3275 ,  G09G3/36

Abstract: A demultiplexer for sequentially outputting a data signal to a plurality of data lines disposed in a display panel can include a first switch connected to a first control node, the first switch being configured to electrically connect a first channel with a first data line among the plurality of data lines; a second switch connected to a second control node, the first switch being configured to electrically connect the first channel with a second data line among the plurality of data lines; a third switch connected to a third control node, the third switch being configured to electrically connect a second channel with a third data line among the plurality of data lines; and a fourth switch connected to a fourth control node, the fourth switch being configured to electrically connect the second channel with a fourth data line among the plurality of data lines, in which the first control node and the third control node are configured to receive a single first control signal, and be electrically disconnected from each other at a point in time, the second control node and the fourth control node are configured to receive a single second control signal, and be electrically disconnected from each other at a point in time, and the first control node and the third control node have different voltage conditions than the second control node and the fourth control node.

公开(公告)号：US11151920B2

公开(公告)日：2021-10-19

申请号：US16504029

申请日：2019-07-05

Applicant: LG DISPLAY CO., LTD.

Inventor： Yewon Hong ,  JungHyun Lee ,  TaeWoong Moon

IPC: G09G3/20 ,  G09G3/3275 ,  G09G3/36

Abstract: A demultiplexer for sequentially outputting a data signal to a plurality of data lines disposed in a display panel can include a first switch connected to a first control node, the first switch being configured to electrically connect a first channel with a first data line among the plurality of data lines; a second switch connected to a second control node, the first switch being configured to electrically connect the first channel with a second data line among the plurality of data lines; a third switch connected to a third control node, the third switch being configured to electrically connect a second channel with a third data line among the plurality of data lines; and a fourth switch connected to a fourth control node, the fourth switch being configured to electrically connect the second channel with a fourth data line among the plurality of data lines, in which the first control node and the third control node are configured to receive a single first control signal, and be electrically disconnected from each other at a point in time, the second control node and the fourth control node are configured to receive a single second control signal, and be electrically disconnected from each other at a point in time, and the first control node and the third control node have different voltage conditions than the second control node and the fourth control node.

公开(公告)号：US11587507B2

公开(公告)日：2023-02-21

申请号：US17484596

申请日：2021-09-24

Applicant: LG DISPLAY CO., LTD.

Inventor： JungHyun Lee ,  Yewon Hong

IPC: G09G3/325 ,  G09G3/3275

Abstract: A display apparatus comprises a demultiplexing circuit portion that sequentially supplies data signals supplied from a data driving circuit to at least two data lines, and the demultiplexing circuit portion of the display apparatus comprises a switching portion that sequentially supplies the data signals to the at least two data lines based on a voltage of a control line; a voltage controller that controls the voltage of the control line in response to a time-division control signal; and a voltage discharge portion that discharges the voltage of the control line in response to the time-division control signal.

公开(公告)号：US09257493B2

公开(公告)日：2016-02-09

申请号：US14093887

申请日：2013-12-02

Applicant: LG Display Co., Ltd.

Inventor： JungHyun Lee ,  JunYoung Huh

IPC: H01L29/04 ,  H01L27/32 ,  H01L23/522

CPC classification number: H01L27/3272 ,  H01L23/5225 ,  H01L27/32 ,  H01L27/3241 ,  H01L27/3244 ,  H01L27/3288 ,  H01L2924/0002 ,  H01L2924/00

Abstract: The present invention discloses an organic light-emitting diode display device. More particularly, the present invention relates to the structure of an organic light-emitting diode display device for suppressing a vertical crosstalk phenomenon in the organic light-emitting diode display device having an internal compensation structure for threshold voltage variations in driving transistors. According to an embodiment of the present invention, a shield electrode may be formed using the same metal layer as that of scan lines or data lines, thereby providing an organic light-emitting diode display device in which the effect of coupling between the gate electrode of driving thin-film transistors and the data lines is minimized.

Abstract translation: 本发明公开了一种有机发光二极管显示装置。 更具体地，本发明涉及用于抑制驱动晶体管中的阈值电压变化的内部补偿结构的有机发光二极管显示装置中的垂直串扰现象的有机发光二极管显示装置的结构。 根据本发明的实施例，可以使用与扫描线或数据线相同的金属层来形成屏蔽电极，从而提供有机发光二极管显示装置，其中， 驱动薄膜晶体管并且数据线被最小化。

公开(公告)号：US08729538B2

公开(公告)日：2014-05-20

申请号：US13726955

申请日：2012-12-26

Applicant: LG Display Co., Ltd.

Inventor： Dhang Kwon ,  JungHo Son ,  JungHyun Lee

IPC: H01L51/54

CPC classification number: H01L51/50 ,  H01L27/3246 ,  H01L33/08 ,  H01L51/524 ,  H01L51/5253 ,  H01L51/56

Abstract: The organic light emitting diode (OLED) device includes a first substrate defined by a display area and a panel edge portion surrounding the display area, a thin film transistor, a first electrode connected to the thin film transistor, a bank formed on the first substrate, an organic light emitting layer formed on the display area of the first substrate, a second electrode formed on an entire surface of the first substrate having the organic light emitting layer, an anti-moisture permeation pattern formed on the second electrode on the bank located at the panel edge portion, a passivation layer formed on an entire surface of the first substrate and a second substrate attached to the first substrate.

Abstract translation: 有机发光二极管（OLED）器件包括由显示区域限定的第一衬底和围绕显示区域的面板边缘部分，薄膜晶体管，连接到薄膜晶体管的第一电极，形成在第一衬底上的堤 ，形成在第一基板的显示区域上的有机发光层，形成在具有有机发光层的第一基板的整个表面上的第二电极，形成在位于银行的第二电极上的防潮透过图案 在所述面板边缘部分处，形成在所述第一基板的整个表面上的钝化层和附接到所述第一基板的第二基板。

公开(公告)号：US12265309B2

公开(公告)日：2025-04-01

申请号：US18603975

申请日：2024-03-13

Applicant: LG Display Co., Ltd.

Inventor： JungHyun Lee

IPC: G02F1/1368 ,  G02F1/1362

Abstract: A display device can include a first substrate having an upper surface and a lower surface, an active layer on the lower surface of the first substrate and including a channel part, a first connection part connected to a first side of the channel part and a second connection part connected to a second side of the channel part, a gate electrode under the active layer and overlapping the channel part, a first electrode connected to a first surface of the first connection part, a second electrode connected to a second surface of the first connection part, and a third electrode connected to the second connection part. Also, a second substrate is under the gate electrode, a liquid crystal layer is between the first and second substrates, and a backlight is under the second substrate.

公开(公告)号：US11462166B2

公开(公告)日：2022-10-04

申请号：US17015597

申请日：2020-09-09

Applicant: LG Display Co., Ltd.

Inventor： Yeonwoo Shin ,  JungHyun Lee ,  Yewon Hong

IPC: G09G3/3258 ,  G09G3/3266 ,  G09G3/3275

Abstract: A display apparatus includes first to third demultiplexer circuits respectively providing a data signal, supplied from a data driver, to three data lines. Each of the first to third demultiplexer circuits includes a switching unit providing the data signal to a corresponding data line of the three data lines on the basis of a voltage of a corresponding control line of first to third control lines, a voltage controller controlling the voltage of the corresponding control line in response to a corresponding time division control signal of first to third time division control signals and a corresponding auxiliary signal of first to third auxiliary signals which partially overlap the first to third time division control signals respectively, and a voltage discharger discharging the voltage of the corresponding control line.

公开(公告)号：US11064277B2

公开(公告)日：2021-07-13

申请号：US16575703

申请日：2019-09-19

Applicant: LG Display Co., Ltd.

Inventor： JungHyun Lee ,  SuYoung An

IPC: H04R17/00 ,  H04R1/02 ,  G02F1/1333

Abstract: Disclosed is a display apparatus for transferring an accurate sound. The display apparatus includes a display module including a display panel configured to display an image, a panel guide configured to support a rear periphery portion of the display panel, a rear cover configured to support the panel guide and to cover a rear surface of the display module, a first vibration generating module in a first portion of the rear cover, the first vibration generating module being configured to vibrate a center portion of the display panel, and a second vibration generating module in a second portion of the rear cover, the second vibration generating module being configured to vibrate a periphery portion of the display panel.

公开(公告)号：US20200027405A1

公开(公告)日：2020-01-23

申请号：US16517178

申请日：2019-07-19

Applicant: LG Display Co., Ltd.

Inventor： JungHyun Lee ,  Yewon Hong ,  TaeWoong Moon

IPC: G09G3/3291 ,  G09G3/3225

Abstract: A display apparatus is disclosed, which comprises a demultiplexing circuit portion for sequentially supplying data signals supplied from a data driving circuit to at least two data lines, the demultiplexing circuit portion including a switching portion for sequentially supplying the data signals to at least two data lines based on a voltage of a control line, a voltage controller for controlling the voltage of the control line in response to a time-division control signal and an auxiliary signal partially overlapped with the time-division control signal, and a voltage discharge portion for discharging the voltage of the control line in response to the time-division control signal. Therefore, an off current capable of being transferred to an organic light emitting diode may be prevented from occurring, a bezel area may be minimized, and an image of high resolution of a display panel may be embodied.

公开(公告)号：US20140167009A1

公开(公告)日：2014-06-19

申请号：US14093887

申请日：2013-12-02

Applicant: LG Display Co., Ltd.

Inventor： JungHyun Lee ,  JunYoung Huh

IPC: H01L27/32

CPC classification number: H01L27/3272 ,  H01L23/5225 ,  H01L27/32 ,  H01L27/3241 ,  H01L27/3244 ,  H01L27/3288 ,  H01L2924/0002 ,  H01L2924/00

Abstract: The present invention discloses an organic light-emitting diode display device. More particularly, the present invention relates to the structure of an organic light-emitting diode display device for suppressing a vertical crosstalk phenomenon in the organic light-emitting diode display device having an internal compensation structure for threshold voltage variations in driving transistors. According to an embodiment of the present invention, a shield electrode may be formed using the same metal layer as that of scan lines or data lines, thereby providing an organic light-emitting diode display device in which the effect of coupling between the gate electrode of driving thin-film transistors and the data lines is minimized.

Abstract translation: 本发明公开了一种有机发光二极管显示装置。 更具体地，本发明涉及用于抑制驱动晶体管中的阈值电压变化的内部补偿结构的有机发光二极管显示装置中的垂直串扰现象的有机发光二极管显示装置的结构。 根据本发明的实施例，可以使用与扫描线或数据线相同的金属层来形成屏蔽电极，从而提供有机发光二极管显示装置，其中， 驱动薄膜晶体管并且数据线被最小化。