公开(公告)号：US12125836B2

公开(公告)日：2024-10-22

申请号：US18395966

申请日：2023-12-26

Applicant: Samsung Display Co., LTD.

Inventor： Kyung Jin Jeon ,  So Young Koo ,  Eok Su Kim ,  Hyung Jun Kim ,  Yun Yong Nam ,  Jun Hyung Lim

IPC: H01L25/16 ,  H01L27/12 ,  H10K59/122 ,  H10K59/123

CPC classification number: H01L25/167 ,  H01L27/124 ,  H01L27/1259 ,  H10K59/122 ,  H10K59/123

Abstract: A display device includes a first conductive layer disposed on a substrate, a passivation layer disposed on the first conductive layer, a second conductive layer disposed on the passivation layer, a via layer disposed on the second conductive layer, a third conductive layer disposed on the via layer, the third conductive layer including a first electrode, a second electrode, a connection pattern, the first electrode, the second electrode, and the connection pattern being spaced apart from each other, and a light emitting element, a first end and a second end of the light emitting element being disposed on the first electrode and the second electrode, respectively, wherein the connection pattern electrically connects the first conductive layer and the second conductive layer through a first contact hole penetrating the via layer and the passivation layer.

公开(公告)号：US12107114B2

公开(公告)日：2024-10-01

申请号：US17471679

申请日：2021-09-10

Applicant: Samsung Display Co., LTD.

Inventor： Hyung Jun Kim ,  So Young Koo ,  Eok Su Kim ,  Yun Yong Nam ,  Jun Hyung Lim ,  Kyung Jin Jeon

IPC: H01L27/15 ,  H01L33/24 ,  H01L33/38 ,  H01L33/44 ,  H01L33/60

CPC classification number: H01L27/156 ,  H01L33/24 ,  H01L33/38 ,  H01L33/44 ,  H01L33/60

Abstract: A display device includes first banks on a substrate and spaced apart from each other, a first electrode and a second electrode on the first banks and spaced apart from each other, a first insulating layer on the first electrode and the second electrode, and light emitting elements on the first insulating layer and each having ends on the first electrode and the second electrode. Each of the first banks includes a first pattern portion including concave portions and convex portions. The first pattern portions of the first banks are disposed on side surfaces of the first banks. The side surfaces are spaced apart and face each other. Each of the first electrode and the second electrode includes a second pattern portion on the first pattern portion and having a pattern shape corresponding to the first pattern portion on a surface thereof.

公开(公告)号：US11600682B2

公开(公告)日：2023-03-07

申请号：US17074323

申请日：2020-10-19

Applicant: Samsung Display Co., Ltd.

Inventor： Kyung Jin Jeon ,  So Young Koo ,  Eok Su Kim ,  Hyung Jun Kim ,  Jun Hyung Lim

IPC: H01L27/32 ,  H01L27/12 ,  H01L51/56

Abstract: A display device and a method of driving a display device are provided. A display device includes a substrate, a first conductive layer on the substrate and including a lower light blocking pattern, a buffer layer on the first conductive layer, a semiconductor layer including a semiconductor pattern on the buffer layer, a gate insulating layer on the semiconductor pattern, a second conductive layer including a gate electrode on the gate insulating layer, a planarization layer on the second conductive layer, and a third conductive layer on the planarization layer and including a first conductive pattern electrically coupling the lower light blocking pattern to the semiconductor pattern, wherein the first conductive pattern is coupled to the lower light blocking pattern through a first contact hole passing through the planarization layer and the buffer layer, and coupled to the semiconductor pattern through a second contact hole passing through the planarization layer.

公开(公告)号：US20240121983A1

公开(公告)日：2024-04-11

申请号：US18368461

申请日：2023-09-14

Applicant: Samsung Display Co., LTD.

Inventor： So Young KOO ,  Myoung Hwa KIM ,  Eok Su KIM ,  Hyung Jun Kim

IPC: H10K59/121 ,  H10K59/12 ,  H10K59/126 ,  H10K59/131

CPC classification number: H10K59/1213 ,  H10K59/1201 ,  H10K59/1216 ,  H10K59/126 ,  H10K59/131

Abstract: A thin film transistor includes a substrate; an active layer including a channel area, a first conductive area, and a second conductive area; a gate insulating layer on a portion of the active layer; a first through hole penetrating through a portion of the first conductive area; a second through hole penetrating through a portion of the second conductive area; a gate electrode overlapping the channel area of the active layer; a first electrode electrically connected to the first conductive area; and a second electrode electrically connected to the second conductive area. One side of the first electrode adjacent to the first through hole is parallel to the one side of the first through hole, the first electrode including protrusion parts at both ends thereof and a groove part concavely recessed from the gate electrode.

公开(公告)号：US11581517B2

公开(公告)日：2023-02-14

申请号：US16837540

申请日：2020-04-01

Applicant: Samsung Display Co., Ltd.

Inventor： Joon Seok Park ,  Yeon Keon Moon ,  Myoung Hwa Kim ,  Tae Sang Kim ,  Hyung Jun Kim ,  Geun Chul Park ,  Sang Woo Sohn ,  Jun Hyung Lim ,  Kyung Jin Jeon ,  Hye Lim Choi

IPC: H01L51/56 ,  G09G3/3266 ,  G09G3/3291 ,  H01L29/786 ,  H01L29/49 ,  G09G3/325

Abstract: A display device includes pixels connected to scan lines and data lines intersecting the scan lines, wherein each of the pixels includes a light-emitting element, a driving transistor to control a driving current supplied to the light-emitting element according to a data voltage applied from the data lines, and a switching transistor to apply the data voltage of the data line to the driving transistor according to a scan signal applied from the scan lines. The driving transistor includes a first active layer having an oxide semiconductor and a first gate electrode below the first active layer. The switching transistor includes a second active layer having a same oxide semiconductor as the oxide semiconductor of the first active layer and a second gate electrode below the second active layer. At least one of the driving transistor and the switching transistor includes an oxide layer above each of the active layers.

公开(公告)号：US11335273B2

公开(公告)日：2022-05-17

申请号：US16849575

申请日：2020-04-15

Applicant: Samsung Display Co., LTD.

Inventor： Hye Lim Choi ,  Yeon Keon Moon ,  Joon Seok Park ,  Myoung Hwa Kim ,  Tae Sang Kim ,  Hyung Jun Kim ,  Geun Chui Park ,  Kyung Jin Jeon

IPC: G09G3/32 ,  G09G3/3291 ,  H01L27/32 ,  G09G3/3266

Abstract: A display device includes pixels connected to scan lines and data lines intersecting the scan lines, wherein each of the pixels includes a light emitting element and a first transistor configured to control a driving current supplied to the light emitting element according to a data voltage applied from a respective data line of the data lines, the first transistor includes a first active layer including an oxide semiconductor containing indium (In), and a content of the indium in the oxide semiconductor of the first active layer is 70 at % or more.

公开(公告)号：US20200058488A1

公开(公告)日：2020-02-20

申请号：US16440740

申请日：2019-06-13

Applicant: SAMSUNG DISPLAY CO., LTD ,  YONSEI UNIVERSITY, UNIVERSITY - INDUSTRY FOUNDATION (UIF)

Inventor： Jun Hyung Lim ,  Hyung Jun Kim ,  Sun Hee Lee ,  Seung Gi Seo ,  Whang Je Woo

IPC: H01L21/02 ,  H01L29/66 ,  H01L29/49

Abstract: A method for manufacturing a semiconductor device according to an, exemplary embodiment of the present disclosure includes: forming a semiconductor layer on a substrate in a chamber; and forming a semiconductor layer on a substrate in a chamber. Forming the insulation layer includes: (a) injecting precursors that include a metal into a surface of the semiconductor layer; (b) removing precursors that are not adsorbed; (c) injecting reactants onto the surface of the semiconductor layer; and (d) removing residual reactants. The semiconductor layer includes a semiconductor material that has a layered structure.

公开(公告)号：US09893203B2

公开(公告)日：2018-02-13

申请号：US15246366

申请日：2016-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Seok Hwan Bang ,  Sook-Hwan Ban ,  Hyung Jun Kim ,  Woo Geun Lee ,  Hyeon Jun Lee

IPC: H01L29/786 ,  H01L27/12 ,  H01L27/32 ,  G02F1/1368 ,  G02F1/1362

CPC classification number: H01L29/7869 ,  G02F1/136286 ,  G02F1/1368 ,  H01L27/1214 ,  H01L27/1225 ,  H01L27/124 ,  H01L27/1262 ,  H01L27/3248 ,  H01L27/3276 ,  H01L29/41733 ,  H01L29/45 ,  H01L29/458 ,  H01L29/66765 ,  H01L29/66969 ,  H01L29/786 ,  H01L29/78618 ,  H01L29/78696

Abstract: One or more exemplary embodiments disclose a thin film transistor array panel and a manufacturing method thereof including a substrate, a gate line on the substrate, the gate line including a gate electrode, a gate insulating layer on the gate electrode, a semiconductor layer on the gate insulating layer, and the semiconductor layer including an oxide semiconductor, a data wire layer above the semiconductor layer, the data wire layer including a data line, a source electrode coupled to the data line, and a drain electrode facing the source electrode, and a metal phosphorus oxide layer configured to cover the source electrode and the drain electrode.

公开(公告)号：US11942488B2

公开(公告)日：2024-03-26

申请号：US18193200

申请日：2023-03-30

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kyung Jin Jeon ,  So Young Koo ,  Eok Su Kim ,  Hyung Jun Kim ,  Joon Seok Park ,  Jun Hyung Lim

IPC: H01L27/14 ,  H01L27/12 ,  H10K59/131

CPC classification number: H01L27/124 ,  H01L27/1262 ,  H10K59/131

Abstract: A display device includes: a substrate; a first conductive layer on the substrate and comprising a first signal line; an insulating layer pattern on the first conductive layer; a semiconductor pattern on the insulating layer pattern; a gate insulating layer on the semiconductor pattern; and a second conductive layer comprising a gate electrode on the gate insulting layer and a first source/drain electrode and a second source/drain electrode, each on at least a part of the semiconductor pattern, wherein the insulating layer pattern and the semiconductor pattern have a same planar shape, the semiconductor pattern comprises a channel region overlapping the gate electrode, a first source/drain region on a first side of the channel region and a second source/drain region on a second side of the channel region, and the first source/drain electrode electrically connects the first source/drain region and the first signal line.

公开(公告)号：US11942482B2

公开(公告)日：2024-03-26

申请号：US17398566

申请日：2021-08-10

Applicant: Samsung Display Co., LTD.

Inventor： Hyung Jun Kim ,  So Young Koo ,  Eok Su Kim ,  Yun Yong Nam ,  Jun Hyung Lim ,  Kyung Jin Jeon

IPC: H01L27/12 ,  H01L29/78 ,  H01L29/786 ,  H10K59/12

CPC classification number: H01L27/1225 ,  H01L29/7869 ,  H01L29/78696 ,  H10K59/1201

Abstract: A display device according to an embodiment includes a light blocking layer disposed on a substrate; an oxygen supply layer disposed on and contacting the light blocking layer; a semiconductor layer disposed on the oxygen supply layer; and a light emitting diode electrically connected with the semiconductor layer. The semiconductor layer includes an oxide semiconductor, and the oxygen supply layer includes a metal oxide that includes at least one of indium, zinc, gallium, and tin.