公开(公告)号：US20180068629A1

公开(公告)日：2018-03-08

申请号：US15658722

申请日：2017-07-25

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoungju SHIN ,  Ji-sun KIM ,  Se-hyang KIM ,  Jonghee KIM ,  Junhyun PARK ,  Youngwan SEO ,  Jaekeun LIM ,  Chongchul CHAI

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G02F1/13454 ,  G09G3/3688 ,  G09G3/3696 ,  G09G2300/0408 ,  G09G2300/0426 ,  G09G2300/0439 ,  G09G2300/0809 ,  G09G2320/0276 ,  G09G2320/028

Abstract: The display device includes: a display panel including a plurality of gate lines extending in a first direction and arranged in a second direction, a plurality of data lines extending in the second direction and arranged in the first direction, and a plurality of dots arranged in the first and second directions; a gate driver configured to sequentially supply a gate signal to the plurality of gate lines; and a data driver configured to supply a plurality of data signals to the plurality of data lines, respectively. The gate driver includes sub-gate drivers. The sub-gate drivers are disposed in the first direction to supply the gate signal to at least two positions of each gate line. Each of the sub-gate drivers includes a plurality of stages and each stage is disposed in at least one dot.

公开(公告)号：US20170236890A1

公开(公告)日：2017-08-17

申请号：US15396775

申请日：2017-01-02

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun PARK ,  Sunghwan KIM ,  Kyoungju SHIN

IPC: H01L27/32

CPC classification number: H01L27/3276 ,  H01L27/124 ,  H01L27/3248 ,  H01L27/3262 ,  H01L27/3279 ,  H01L51/5209

Abstract: A display device includes: a substrate; a thin film transistor disposed on the substrate and including a semiconductor layer; an auxiliary line disposed on the substrate and including a same material as a material as that of the semiconductor layer; a gate line and a data line disposed on the substrate and connected to the thin film transistor: a first insulating layer disposed between the gate line and the auxiliary line, the first insulating layer defining a first contact hole which exposes the gate line; and a first electrode connected to the thin film transistor. The gate line contacts the auxiliary line including the same material as that of the semiconductor layer, at the first contact hole.

公开(公告)号：US20170018241A1

公开(公告)日：2017-01-19

申请号：US15207389

申请日：2016-07-11

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun PARK ,  Sunghwan KIM ,  Seyoung SONG ,  Kyoungju SHIN

IPC: G09G3/36

CPC classification number: G09G3/3677 ,  G09G3/3648 ,  G09G3/3688 ,  G09G3/3696 ,  G09G2310/0286

Abstract: There is provided a display device including a display panel including a gate line operated by a gate signal, a clock source configured to apply a clock signal, a shift register including a stage, the stage including at least one switching element and being configured to generate the gate signal based on the clock signal applied from the clock source, and a control-voltage generator configured to generate a control voltage based on a current generated from at least one of the shift register and the clock source and to apply the control voltage to the at least one switching element.

Abstract translation: 提供了一种显示装置，包括：显示面板，包括由栅极信号操作的栅极线，被配置为施加时钟信号的时钟源，包括级的移位寄存器，所述级包括至少一个开关元件，并且被配置为产生 基于从时钟源施加的时钟信号的栅极信号，以及控制电压发生器，被配置为基于从至少一个移位寄存器和时钟源产生的电流产生控制电压，并将控制电压施加到 所述至少一个开关元件。

公开(公告)号：US20190251907A1

公开(公告)日：2019-08-15

申请号：US16272452

申请日：2019-02-11

Applicant: Samsung Display Co., Ltd.

Inventor： Junhyun PARK ,  Cheol-Gon LEE ,  Yang-Hwa CHOI

IPC: G09G3/3266 ,  G09G3/3233 ,  G09G3/36 ,  G09G3/3275 ,  H01L27/32

CPC classification number: G09G3/3266 ,  G09G3/3233 ,  G09G3/3275 ,  G09G3/3688 ,  G09G3/3696 ,  H01L27/3248 ,  H01L27/3265

Abstract: A display panel includes a plurality of pixels each including a first transistor between a first node and a second node and having a gate electrode to receive the scan signal, a second transistor between the second node and a third node in series with the first transistor and having a gate electrode to receive the initialization control signal, a driving transistor between the first power voltage providing line and the third node and having a gate electrode connected to the first node, a third transistor between the third node and a fourth node and having a gate electrode to receive the emission control signal, an organic light emitting diode, between the fourth node and the second power voltage providing line, a first capacitor between the first power voltage providing line and the first node, and a second capacitor between the second node and one of the data lines.

公开(公告)号：US20150333183A1

公开(公告)日：2015-11-19

申请号：US14687080

申请日：2015-04-15

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Chanwoo YANG ,  Do-Hyun KIM ,  Jeongju PARK ,  Junhyun PARK ,  Doohyoung LEE ,  Xinxing LI

IPC: H01L29/786 ,  H01L21/4757 ,  H01L21/467 ,  H01L29/66 ,  H01L27/12

CPC classification number: H01L21/467 ,  H01L21/47573 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1248 ,  H01L27/1259 ,  H01L29/41733 ,  H01L29/45 ,  H01L29/66969 ,  H01L29/78606 ,  H01L29/7869

Abstract: A thin film transistor include a control electrode, a semiconductor layer on the control electrode, an input electrode, at least a portion of the input electrode being on the semiconductor layer, and an output electrode spaced apart from the input electrode, at least a portion of the output electrode being on the semiconductor layer. Each of the input electrode and the output electrode includes a wiring layer including a metal material, a dummy portion on a side part of the wiring layer, the dummy portion including an oxide of the metal material, and a protection layer on the wiring layer, the protection layer overlapping the wiring layer and the dummy portion.

Abstract translation: 薄膜晶体管包括控制电极，控制电极上的半导体层，输入电极，半导体层上的输入电极的至少一部分和与输入电极间隔开的输出电极，至少一部分 的输出电极位于半导体层上。 所述输入电极和所述输出电极中的每一个包括布线层，所述布线层包括金属材料，所述布线层的侧部上的虚设部分，所述虚设部分包括所述金属材料的氧化物，以及所述布线层上的保护层， 保护层与布线层和虚拟部分重叠。

公开(公告)号：US20240423043A1

公开(公告)日：2024-12-19

申请号：US18815150

申请日：2024-08-26

Applicant: Samsung Display Co., Ltd.

Inventor： Kangmoon JO ,  Dongwoo KIM ,  Sungjae MOON ,  Junhyun PARK ,  Ansu LEE

IPC: H10K59/131 ,  G09G3/36 ,  H01L27/12 ,  H10K59/121 ,  H10K59/123 ,  H10K59/124

Abstract: There is provided a display device. The display device includes a first data line on a first interlayer insulating layer over a substrate, a first power line and a second power line on a second interlayer insulating layer, the second interlayer insulating layer covering the first data line, and a plurality of pixels. A first pixel among the plurality of pixels includes a display element including a pixel electrode, an opposite electrode, and an intermediate layer between the pixel electrode and the opposite electrode, the second power line being connected to the opposite electrode, and a driving thin film transistor between the substrate and the display element and including a driving semiconductor layer, a driving gate electrode, a driving source electrode, and a driving drain electrode, the first interlayer insulating layer covering the driving gate electrode, and the first power line being connected to the driving source electrode.

公开(公告)号：US20240147797A1

公开(公告)日：2024-05-02

申请号：US18544577

申请日：2023-12-19

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Junhyun PARK ,  Ansu LEE ,  Dongwoo KIM ,  Sungjae MOON ,  Kangmoon JO

IPC: H10K59/131 ,  H10K50/842 ,  H10K50/844 ,  H10K59/38

CPC classification number: H10K59/131 ,  H10K50/8426 ,  H10K50/844 ,  H10K59/38

Abstract: A display device that includes a substrate having a display area configured for displaying an image and a peripheral area positioned outside of the display area. A first thin film transistor is disposed on the display area. A display element is electrically connected to the first thin film transistor. The display element includes a pixel electrode, an intermediate layer, and an opposite electrode. An embedded driving circuit portion is disposed on the peripheral area. The embedded driving circuit portion includes a second thin film transistor. A common voltage supply line is disposed on the peripheral area. The common voltage supply line is positioned closer to the display area than the embedded driving circuit portion. The common voltage supply line is electrically connected to the opposite electrode.

公开(公告)号：US20240057406A1

公开(公告)日：2024-02-15

申请号：US18493520

申请日：2023-10-24

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Sungjae MOON ,  Dongwoo KIM ,  Junhyun PARK ,  Ansu LEE ,  Kangmoon JO

IPC: H10K59/127 ,  G09G3/3266 ,  G09G3/3291 ,  H10K59/131 ,  H10K59/121

CPC classification number: H10K59/127 ,  G09G3/3266 ,  G09G3/3291 ,  H10K59/131 ,  H10K59/1216 ,  G09G2300/0426

Abstract: A display apparatus having an opening ratio that provides a high resolution and improved luminous quality and including: a substrate; a first driving thin-film transistor (TFT) and a first storage capacitor, the first storage capacitor for emitting light of a first color and on the substrate; a data wiring unit including a first data line, a second data line, and a third data line, at a first side of the first storage capacitor, extending along a first direction and spaced apart from one another along a second direction, intersecting the first direction, by a predetermined distance; a driving voltage line at a second side of the first storage capacitor and extending along the first direction; and a first pixel electrode electrically connected to the first driving TFT.

公开(公告)号：US20230320155A1

公开(公告)日：2023-10-05

申请号：US18206825

申请日：2023-06-07

Applicant: Samsung Display Co., Ltd.

Inventor： Hyeongseok KIM ,  Youngwan SEO ,  Junhyun PARK ,  YUJIN LEE ,  Cheol-Gon LEE

IPC: H10K59/131 ,  H10K59/35

CPC classification number: H10K59/131 ,  H10K59/35

Abstract: A display panel includes a first display area and a second display area. The display panel includes a plurality of first pixel groups in the first display area, a plurality of second pixel groups in the second display area, and a plurality of scan lines connected to the first and second pixel groups. The second display area includes a plurality of light emitting areas in which the second pixel groups are respectively disposed, and a plurality of open areas in which the second pixel groups are not disposed. One of a second pixel group of an n-th row is cut and does not overlap an adjacent open area of the n-th row, and is connected in the second display area to a scan line of a second pixel group of an (n−1)-th row or a scan line of a second pixel group of an (n+1)-th row.

公开(公告)号：US20230306905A1

公开(公告)日：2023-09-28

申请号：US18085779

申请日：2022-12-21

Applicant: Samsung Display Co., LTD.

Inventor： Junhyun PARK ,  Jangmi KANG ,  Hyeongseok KIM ,  Soil YOON ,  Minjae JEONG ,  Mukyung JEON

IPC: G09G3/3233

CPC classification number: G09G3/3233 ,  G09G2300/0819 ,  G09G2300/0842 ,  G09G2310/08 ,  G09G2320/0214 ,  G09G2320/0247 ,  G09G2330/021 ,  G09G2300/0861

Abstract: A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver provides a gate signal to the pixel. The data driver provides a data voltage to the pixel. The emission driver provides an emission signal to the pixel. The pixel includes a light emitting element, a driving switching element which applies a driving current to the light emitting element, a storage capacitor connected to a control electrode of the driving switching element and a bias capacitor including a first electrode connected to the storage capacitor and a second electrode which receives a bias gate signal. A waveform of the bias gate signal varies based on an off ratio representing a ratio of an off period of the emission signal in a frame period.