公开(公告)号：US11538881B2

公开(公告)日：2022-12-27

申请号：US17029843

申请日：2020-09-23

Applicant: Samsung Display Co., Ltd.

Inventor： Dongmin Lee ,  Sukyoung Yang ,  Dokeun Song ,  Hyuneok Shin

IPC: H01L27/12 ,  H01L27/32

Abstract: A display apparatus includes a thin film transistor on the substrate, the thin film transistor including a first semiconductor layer and a first gate electrode overlapping the first semiconductor layer wherein a first gate insulating layer is disposed between the first semiconductor layer and the first gate electrode, and a storage capacitor including a lower electrode including a first lower layer and a first upper layer stacked each other and an upper electrode including a second lower layer and a second upper layer stacked each other, wherein the upper electrode overlaps the lower electrode, and a second gate insulating layer is disposed between the upper electrode and the lower electrode, a display element electrically connected to the thin film transistor, wherein the second upper layer has a thickness greater than a thickness of the first upper layer.

公开(公告)号：US20220352281A1

公开(公告)日：2022-11-03

申请号：US17715700

申请日：2022-04-07

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Gyungmin Baek ,  Shinil Choi

IPC: H01L27/32 ,  H01L27/12 ,  H01L51/52

Abstract: A display apparatus includes a substrate, a first thin-film transistor arranged on the substrate and including a first semiconductor layer and a first gate electrode, the first semiconductor layer including silicon, and the first gate electrode overlapping the first semiconductor layer, a second thin-film transistor arranged on the substrate and including a second semiconductor layer and a second gate electrode, the second semiconductor layer including an oxide semiconductor, and the second gate electrode overlapping the second semiconductor layer, and a display element electrically connected to the first thin-film transistor, wherein the second gate electrode has a structure in which a lower layer and an upper layer are stacked, the upper layer including a material different from that of the lower layer, and an end of an upper surface of the lower layer is apart by a first separation distance from an end of a lower surface of the upper layer.

公开(公告)号：US20220199852A1

公开(公告)日：2022-06-23

申请号：US17494260

申请日：2021-10-05

Applicant: Samsung Display Co., LTD.

Inventor： Hyunah Sung ,  Gyungmin Baek ,  Hyuneok Shin

IPC: H01L33/00 ,  H01L33/62 ,  H01L25/075

Abstract: A display device and a method of manufacturing a display device are provided. A method of manufacturing a display device may include: forming a sacrificial layer on a carrier glass; forming a first substrate layer on the sacrificial layer, the first substrate layer including an organic insulation material; forming a first through-hole in the first substrate layer, the first through-hole passing through the first substrate layer; forming a wiring on an upper surface of the first substrate layer, the wiring extending into the first through-hole; sequentially forming a circuit layer, an emission layer, and an encapsulation layer on the wiring; separating the sacrificial layer and the carrier glass from the first substrate layer by irradiating the sacrificial layer with a laser; and attaching a driving element on a lower surface of the first substrate layer, the driving element being electrically connected to the wiring through the first through-hole.

公开(公告)号：US20220181196A1

公开(公告)日：2022-06-09

申请号：US17402923

申请日：2021-08-16

Applicant: Samsung Display Co., Ltd.

Inventor： Gyungmin Baek ,  Hyunah Sung ,  Hyuneok Shin ,  Namwook Kang ,  Dooseon Yu ,  You Jong Lee

IPC: H01L21/687 ,  H01L21/683 ,  C23C14/50

Abstract: A deposition apparatus includes: a susceptor provided with a plurality of susceptor holes defined therein; an electrostatic chuck disposed on the susceptor and provided with a plurality of electrostatic chuck holes defined therein; and a plurality of pins penetrating through the susceptor and the electrostatic chuck to connect the susceptor and the electrostatic chuck. Each of the pins includes a first portion disposed in a corresponding electrostatic chuck hole of the plurality of electrostatic chuck holes and a second portion disposed in a corresponding susceptor hole of the plurality of susceptor holes. The first portion includes a first base portion and a first cooler disposed in the first base portion.

公开(公告)号：US11271067B2

公开(公告)日：2022-03-08

申请号：US16720230

申请日：2019-12-19

Applicant: Samsung Display Co., Ltd.

Inventor： Sukyoung Yang ,  Sangwoo Sohn ,  Dokeun Song ,  Dongmin Lee ,  Sangwon Shin ,  Hyuneok Shin ,  Kyeong Su Ko ,  Sang Gab Kim ,  Joongeol Lee

IPC: H01L27/14 ,  H01L27/32

Abstract: A conductive line for a display device may include a first layer including aluminum (Al) or an aluminum alloy, a second layer disposed on the first layer, the second layer including titanium nitride (TiNx), and a third layer disposed on the second layer, the third layer including titanium (Ti) and having a multilayer structure including a plurality of stacked sub-layers.

公开(公告)号：US11183547B2

公开(公告)日：2021-11-23

申请号：US16798787

申请日：2020-02-24

Applicant: Samsung Display Co., Ltd.

Inventor： Gyungmin Baek ,  Sangwon Shin ,  Hyuneok Shin ,  Juhyun Lee

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

Abstract: A display device includes a substrate defining a concave portion recessed from a top surface of the substrate, a lower conductive layer in the concave portion, an upper conductive layer connected to the lower conductive layer, an insulating layer between the lower conductive layer and the upper conductive layer and in which a contact hole is defined, the upper conductive layer connected to the lower conductive layer at the contact hole, a thin-film transistor including a semiconductor layer and a gate electrode on the semiconductor layer, and a display element connected to the thin-film transistor.

公开(公告)号：US11094774B2

公开(公告)日：2021-08-17

申请号：US16673843

申请日：2019-11-04

Applicant: Samsung Display Co., Ltd.

Inventor： Hyuneok Shin ,  Byoungyong Kim ,  Jang-Hyun Kim ,  Sangwoo Sohn ,  Sangwon Shin ,  Sukyoung Yang ,  Dongmin Lee

IPC: H01L27/32 ,  H01L51/52

Abstract: A display device may include a first substrate, a pixel, a contact electrode, and a side electrode. The pixel may overlap a first face of the first substrate. The contact electrode may be electrically connected to the pixel. A first face of the contact electrode may overlap the first face of the first substrate. The side electrode may be positioned beyond the first substrate. A first face of the side electrode may directly contact a second face of the contact electrode. The second face of the contact electrode may be not parallel to the first face of the contact electrode.

公开(公告)号：US20210242249A1

公开(公告)日：2021-08-05

申请号：US17136603

申请日：2020-12-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Gyungmin Baek ,  Hyuneok Shin ,  Juhyun Lee

IPC: H01L27/12 ,  H01L27/32

Abstract: A display apparatus includes a substrate; a thin-film transistor on the substrate, where the thin-film transistor includes a semiconductor layer and a gate electrode overlapping the semiconductor layer with a first insulating layer between the gate electrode and the semiconductor layer; and a display element electrically connected to the thin-film transistor. The gate electrode includes a first lower layer and a first upper layer on the first lower layer and including a different material from the first lower layer. The first lower layer has a first thickness from an upper surface of the first insulating layer, and the first upper layer has a second thickness from an upper surface of the first lower layer, where the second thickness is greater than the first thickness.

公开(公告)号：US11035991B2

公开(公告)日：2021-06-15

申请号：US16242466

申请日：2019-01-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyuneok Shin ,  Sanggab Kim ,  Gyungmin Baek ,  Dokeun Song ,  Sangwon Shin ,  Hyunmin Cho

IPC: G02B5/30 ,  B29D11/00 ,  G02F1/1335

Abstract: A polarizer includes a substrate, and a plurality of stripe shaped grid lines on the substrate. Each of the grid lines may include a light absorbing layer and a reflective layer, the reflective layer being between the light absorbing layer and the substrate, and the light absorbing layer may include an oxide that contains molybdenum (Mo), tungsten (W), or a combination of Mo and W.

公开(公告)号：US10770527B2

公开(公告)日：2020-09-08

申请号：US16298391

申请日：2019-03-11

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyuneok Shin ,  Taewook Kang ,  Gyungmin Baek ,  Juhyun Lee

IPC: H01L51/52 ,  H01L27/32 ,  H01L51/50

Abstract: A display panel includes a substrate including a circuit layer, an insulation layer on the substrate, the insulation layer defining a hole, a first electrode on the insulation layer, the first electrode being electrically connected to the circuit layer in the hole, a light absorbing layer on the first electrode and overlapping the hole, a pixel defining layer on the insulation layer and defining an opening through which a top surface of the first electrode is exposed, at least one organic layer including a light emitting layer in the opening, and a second electrode on the at least one organic layer.