公开(公告)号：US10163387B2

公开(公告)日：2018-12-25

申请号：US14460198

申请日：2014-08-14

Applicant: LG Display Co., Ltd.

Inventor： Shinji Takasugi ,  Taro Hasumi

IPC: G09G3/32 ,  G09G3/3233

Abstract: An image display device including a light-emitting element configured to emit light corresponding to a current flowing therethrough; a driving element that is connected to the light-emitting element and configured to control light emission of the light-emitting element; and a control unit configured to apply a reverse bias voltage to a first n-type driving element whose the threshold voltage determined at a specific time is equal to or higher than a positive predetermined voltage level for shifting the threshold voltage of the first n-type driving element in a negative direction, and not apply the reverse bias voltage to a second n-type driving element whose the threshold voltage determined at the specific time is lower than the positive predetermined voltage level for shifting the threshold voltage of the second n-type driving element in a positive direction when the light-emitting element does not emit light.

公开(公告)号：US09923170B2

公开(公告)日：2018-03-20

申请号：US14918820

申请日：2015-10-21

Applicant: LG Display Co., Ltd.

Inventor： Jongkyung Kim ,  Taro Hasumi

IPC: H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5259 ,  H01L27/3241 ,  H01L27/3246

Abstract: An organic light emitting display device and a fabricating method thereof are disclosed, in which an organic light emitting diode or a cathode electrode may be prevented from being damaged by outgassing generated due to water remaining in a planarization film. The organic light emitting display device includes a substrate; a thin film transistor layer provided on the lower substrate; a planarization film provided on the thin film transistor layer to planarize the thin film transistor layer; an anode line provided on the planarization film to partially expose the planarization film in a non-display area corresponding to a periphery area of a display area; and a water absorption organic film provided on the exposed portion of the planarization film to at least partially absorb outgassing from the planarization film.

公开(公告)号：US20140117341A1

公开(公告)日：2014-05-01

申请号：US14064786

申请日：2013-10-28

Applicant: LG DISPLAY CO., LTD.

Inventor： SangMoo Song ,  JiNo Lee ,  JungChul Kim ,  DoHyung Kim ,  SeHwan Na ,  Taro Hasumi

IPC: H01L27/32 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L51/0097 ,  H01L51/524 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5256 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/5338 ,  Y02E10/549

Abstract: A flexible organic electroluminescent device and a method for fabricating the same includes a substrate defined with a display area including a plurality of pixel regions and a non-display area at the outside thereof; a switching thin film transistor and a drive thin film transistor formed at the each pixel region on the substrate; an organic insulating layer deposited on the substrate including the switching thin film transistor and drive thin film transistor to expose a drain electrode of the drive thin film transistor; a first electrode formed in each pixel region on the inorganic insulating layer, and connected to the drain electrode of the drive thin film transistor; banks formed around each pixel region on the substrate including the first electrode and separated from one another; an organic light emitting layer separately formed for each pixel region on the first electrode; a second electrode formed on an entire surface of the display area on the organic light emitting layer; and an organic layer formed on an entire surface of the substrate including the second electrode.

Abstract translation: 柔性有机电致发光器件及其制造方法包括：用包括多个像素区域的显示区域和在其外部的非显示区域限定的衬底; 形成在基板上的每个像素区域处的开关薄膜晶体管和驱动薄膜晶体管; 沉积在包括开关薄膜晶体管和驱动薄膜晶体管的基板上的有机绝缘层，以暴露驱动薄膜晶体管的漏电极; 第一电极，形成在无机绝缘层上的每个像素区域中，并连接到驱动薄膜晶体管的漏电极; 在包括第一电极并且彼此分离的基板上的每个像素区周围形成堤; 分别为第一电极上的每个像素区域形成的有机发光层; 形成在有机发光层上的显示区域的整个表面上的第二电极; 以及形成在包括第二电极的基板的整个表面上的有机层。

公开(公告)号：US20170077197A1

公开(公告)日：2017-03-16

申请号：US15342617

申请日：2016-11-03

Applicant: LG DISPLAY CO., LTD.

Inventor： SangMoo Song ,  JiNo Lee ,  JungChul Kim ,  DoHyung Kim ,  SeHwan Na ,  Taro Hasumi

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/00 ,  H01L51/56

CPC classification number: H01L27/3246 ,  H01L51/0097 ,  H01L51/524 ,  H01L51/5246 ,  H01L51/5253 ,  H01L51/5256 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/5338 ,  Y02E10/549

Abstract: A flexible organic electroluminescent device and a method for fabricating the same includes a substrate defined with a display area including a plurality of pixel regions and a non-display area at the outside thereof; a switching thin film transistor and a drive thin film transistor formed at the each pixel region on the substrate; an organic insulating layer deposited on the substrate including the switching thin film transistor and drive thin film transistor to expose a drain electrode of the drive thin film transistor; a first electrode formed in each pixel region on the inorganic insulating layer, and connected to the drain electrode of the drive thin film transistor; banks formed around each pixel region on the substrate including the first electrode and separated from one another; an organic light emitting layer separately formed for each pixel region on the first electrode; a second electrode formed on an entire surface of the display area on the organic light emitting layer; and an organic layer formed on an entire surface of the substrate including the second electrode.

Abstract translation: 柔性有机电致发光器件及其制造方法包括：用包括多个像素区域的显示区域和在其外部的非显示区域限定的衬底; 形成在基板上的每个像素区域处的开关薄膜晶体管和驱动薄膜晶体管; 沉积在包括开关薄膜晶体管和驱动薄膜晶体管的基板上的有机绝缘层，以暴露驱动薄膜晶体管的漏电极; 第一电极，形成在无机绝缘层上的每个像素区域中，并连接到驱动薄膜晶体管的漏电极; 在包括第一电极并且彼此分离的基板上的每个像素区周围形成堤; 分别为第一电极上的每个像素区域形成的有机发光层; 形成在有机发光层上的显示区域的整个表面上的第二电极; 以及形成在包括第二电极的基板的整个表面上的有机层。

公开(公告)号：US09525015B2

公开(公告)日：2016-12-20

申请号：US15068095

申请日：2016-03-11

Applicant: LG DISPLAY CO., LTD.

Inventor： JiNo Lee ,  SangMoo Song ,  JungChul Kim ,  SeHwan Na ,  JiYun Kim ,  Taro Hasumi

IPC: H01L21/00 ,  H01L35/24 ,  H01L27/32 ,  H01L51/56 ,  H01L51/52 ,  H01L27/12

CPC classification number: H01L27/3262 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1259 ,  H01L27/3244 ,  H01L27/3246 ,  H01L27/3248 ,  H01L27/3258 ,  H01L27/3276 ,  H01L51/5212 ,  H01L51/5253 ,  H01L51/5256 ,  H01L51/56 ,  H01L2227/323

Abstract: Disclosed are an organic light emitting diode device, and a method for fabricating the same. The organic light emitting diode device comprises a non-active area formed outside an active area of a substrate; a switching thin film transistor and a driving thin film transistor at each of the pixel regions; a planarization layer on the substrate; a first electrode on the planarization layer; a bank formed in the non-active area outside each pixel region; an organic light emitting layer on the first electrode; a second electrode on an entire surface of the substrate; a first passivation layer on the substrate; an organic layer on the first passivation layer; a second passivation layer on the organic layer and the first passivation layer; a barrier film disposed to face the substrate.

Abstract translation: 公开了一种有机发光二极管器件及其制造方法。 有机发光二极管装置包括在基板的有源区域外部形成的非有源区域; 每个像素区域上的开关薄膜晶体管和驱动薄膜晶体管; 衬底上的平坦化层; 平坦化层上的第一电极; 在每个像素区域之外的非有源区域中形成的堤; 在第一电极上的有机发光层; 在所述基板的整个表面上的第二电极; 衬底上的第一钝化层; 在第一钝化层上的有机层; 在所述有机层和所述第一钝化层上的第二钝化层; 设置为面对基板的阻挡膜。

公开(公告)号：US09373299B2

公开(公告)日：2016-06-21

申请号：US13939361

申请日：2013-07-11

Applicant: LG DISPLAY CO., LTD.

Inventor： Taro Hasumi ,  Jino Lee ,  Jungchul Kim ,  Jaehee Park ,  Sehwan Na

IPC: G09G3/36 ,  G02F1/1345 ,  H01L27/32

CPC classification number: G09G3/3696 ,  G02F1/13452 ,  H01L27/3276

Abstract: A display device and method of forming a display device are provided. A display device includes: a first auxiliary electrode coupled to a first power voltage supply line; a second auxiliary electrode coupled to a second power voltage supply line with a first link electrode; an active area, comprising: scan lines; data lines; first voltage lines; second voltage lines; and pixels; and a display drive circuit configured to supply data voltages to data links coupled to the data lines, wherein the first auxiliary electrode, the second auxiliary electrode, the first power voltage supply line, the second power voltage supply line, the data links, and the display drive circuit being in a bezel area corresponding to an area outside the active area, the second auxiliary electrode being between the first auxiliary electrode and the active area, the first auxiliary electrode being between the second auxiliary electrode and the display drive circuit.

Abstract translation: 提供一种形成显示装置的显示装置和方法。 显示装置包括：耦合到第一电源电压线的第一辅助电极; 耦合到具有第一连接电极的第二电源电压线的第二辅助电极; 活动区域，包括：扫描线; 数据线 第一电压线 第二电压线; 和像素; 以及显示驱动电路，被配置为向耦合到数据线的数据链路提供数据电压，其中第一辅助电极，第二辅助电极，第一电源电压供给线，第二电源电压线，数据链路和 显示驱动电路位于与有源区域外的区域对应的边框区域中，第二辅助电极位于第一辅助电极和有源区域之间，第一辅助电极位于第二辅助电极和显示驱动电路之间。

公开(公告)号：US20130241916A1

公开(公告)日：2013-09-19

申请号：US13889903

申请日：2013-05-08

Applicant: LG DISPLAY CO., LTD.

Inventor： Shinji Takasugi ,  Taro Hasumi ,  Ryosuke Tani

IPC: G09G3/32

CPC classification number: G09G3/3291 ,  G09G3/3233 ,  G09G2300/0861 ,  G09G2310/0251 ,  H01L27/3244

Abstract: A voltage compensation type pixel circuit of an AMOLED display device includes a driving transistor serially connected to a light emitting element between high-potential and low-potential power lines to drive the light emitting element in response to a voltage supplied to a first node, a first program transistor for supplying a data voltage of a data line to a second node in response to a scan signal of a scan line, a second program transistor for supplying a reference voltage from a reference voltage supply line to the first node in response to the scan signal of the scan line, a merge transistor for connecting the first and second nodes in response to a merge signal of a merge line, a storage capacitor connected between a third node and the second node interposed between the driving transistor and the light emitting element to store a voltage which corresponds to the data voltage in which the threshold voltage is compensated, and first and second reset transistors for initializing at least two of the first, second, and third nodes to an initialization voltage of an initialization voltage line in response to a reset signal of a reset line.

Abstract translation: AMOLED显示装置的电压补偿型像素电路包括串联连接到高电位和低电位电源线之间的发光元件的驱动晶体管，以响应于提供给第一节点的电压来驱动发光元件， 第一编程晶体管，用于响应于扫描线的扫描信号将数据线的数据电压提供给第二节点;第二编程晶体管，用于响应于所述第一节点从参考电压供应线向第一节点提供参考电压 扫描线的扫描信号，用于响应于合并线的合并信号连接第一和第二节点的合并晶体管，连接在介于驱动晶体管和发光元件之间的第三节点和第二节点之间的存储电容器 以存储与补偿阈值电压的数据电压对应的电压，以及用于初始化的第一和第二复位晶体管 响应于复位线的复位信号，第一，第二和第三节点中的至少两个到初始化电压线的初始化电压。