公开(公告)号：US11948947B2

公开(公告)日：2024-04-02

申请号：US16896513

申请日：2020-06-09

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kwang Soo Lee ,  Hyun Kim ,  Kap Soo Yoon ,  Su Jung Jung

IPC: H01L27/12

CPC classification number: H01L27/1251 ,  H01L27/124 ,  H01L27/1288

Abstract: A display device includes pixel circuits disposed in a display area and a driving circuit disposed in the peripheral area. The driving circuit includes a first transistor and each pixel circuit includes a second transistor. The first transistor includes a first active pattern disposed on the substrate, a first gate insulation layer having a first outer portion disposed on the first active pattern, and a first gate electrode disposed on the first gate insulation layer. The second transistor includes a second active pattern disposed on the substrate, a second gate insulation layer having a second outer portion disposed on the second active pattern, and a second gate electrode disposed on the second gate insulation layer. The first outer portion doesn't overlap the first gate electrode and has a first width. The second outer portion doesn't overlap the second gate electrode and has a second width smaller than the first width.

公开(公告)号：US10908461B2

公开(公告)日：2021-02-02

申请号：US16515472

申请日：2019-07-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyoung-Joon Kim ,  Hyo Jin Kim ,  Kap Soo Yoon ,  Jeong Hyun Lee ,  Tae Hee Lee ,  So Young Jun ,  Soong Won Cho ,  Jeong Uk Heo

IPC: G02F1/1339 ,  G02F1/1335

Abstract: The exemplary embodiments relate generally to a display device that may include: a first substrate and a second substrate, each including a transparent encapsulation area; an outer sealant along a side of the transparent encapsulation area; a pattern part disposed on the first substrate and extending in a direction parallel to the outer sealant; and a transparent sealant adjacent to the pattern part and extending in a direction parallel to the pattern part, and a manufacturing method thereof.

公开(公告)号：US10466527B2

公开(公告)日：2019-11-05

申请号：US16122959

申请日：2018-09-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Dong Ju Yang ,  Seul Ki Kim ,  Hyun Jung Lee ,  Hyo Jin Kim ,  Kap Soo Yoon ,  Jeong Hyun Lee ,  Yun Seok Han ,  Jeong Uk Heo

IPC: G02F1/1335 ,  G02F1/1333 ,  G02F1/1339 ,  G02F1/1343 ,  H01L27/12 ,  H01L29/786 ,  G02F1/1362 ,  G02F1/1368 ,  G09G3/36

Abstract: A display device is provided. The display device includes a first base substrate, a gate line on the first base substrate and extending in a first direction, a data line disposed on the first base substrate, insulated from the gate line, and extending in a second direction, which crosses the first direction, a switch on the first base substrate and electrically connected to the gate line and the data line, an insulating layer on the switch, a first electrode on the insulating layer, a light-shielding conductive layer directly contacting the first electrode and overlapping the switch, and a second electrode insulated from the first electrode and the light-shielding conductive layer, at least partially overlapping the first electrode, and electrically connected to the switch.

公开(公告)号：US11825712B2

公开(公告)日：2023-11-21

申请号：US17446036

申请日：2021-08-26

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kap Soo Yoon ,  Chan Woo Yang ,  June Whan Choi

IPC: H01L21/00 ,  H10K59/131 ,  H10K50/818 ,  H10K50/844 ,  H10K59/38 ,  H10K59/123 ,  H10K59/126 ,  H10K71/00 ,  H10K59/12 ,  H10K102/00 ,  H10K102/10

CPC classification number: H10K59/131 ,  H10K50/818 ,  H10K50/844 ,  H10K59/123 ,  H10K59/126 ,  H10K59/38 ,  H10K71/00 ,  H10K59/1201 ,  H10K71/621 ,  H10K2102/00 ,  H10K2102/103 ,  H10K2102/351

Abstract: An organic light emitting diode display includes a substrate including a display area and a pad area, a first thin film transistor disposed on the display area, an organic light emitting diode connected to the first thin film transistor, a pad electrode disposed on the pad area and a pad contact electrode disposed on an upper portion of the pad electrode and electrically connected to the pad electrode. The organic light emitting diode includes an anode, an organic emission layer, and a cathode. The anode includes a lower layer, an intermediate layer, and an upper layer. The pad contact electrode is formed of a material of the lower layer of the anode.

公开(公告)号：US11719962B2

公开(公告)日：2023-08-08

申请号：US17520829

申请日：2021-11-08

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hee Lee ,  Hyoung Joon Kim ,  Hyo Jin Kim ,  Kap Soo Yoon ,  Jeong Uk Heo ,  Ji Yun Hong

IPC: G02F1/01 ,  G02F1/1339 ,  G02F1/1335 ,  G02F1/1341 ,  G02F1/1343 ,  G02F1/13 ,  G02F1/133 ,  G02F1/1333

CPC classification number: G02F1/0107 ,  G02F1/1303 ,  G02F1/1339 ,  G02F1/1341 ,  G02F1/13394 ,  G02F1/133509 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/134309 ,  G02F1/13312 ,  G02F1/13398 ,  G02F1/133322 ,  G02F1/133325 ,  G02F1/133388

Abstract: A liquid crystal display includes a first substrate including: a display area including a plurality of pixels on the first substrate, a non-display area which is disposed on an outside of the display area and in which a dummy wire is disposed on the first substrate, and an image input hole which is defined therein in the non-display area and in which an image input device is disposed, a second substrate facing the first substrate and including a display area and a non-display area corresponding to those of the first substrate, a liquid crystal layer interposed between the first and second substrates, and a sealant which is in the non-display area of the first and second substrates and seals the liquid crystal layer between the first and second substrates. The dummy wire is disposed near the image input hole.

公开(公告)号：US10394086B2

公开(公告)日：2019-08-27

申请号：US15259127

申请日：2016-09-08

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Hyoung-Joon Kim ,  Hyo Jin Kim ,  Kap Soo Yoon ,  Jeong Hyun Lee ,  Tae Hee Lee ,  So Young Jun ,  Soong Won Cho ,  Jeong Uk Heo

IPC: G02F1/1335 ,  G02F1/1339

Abstract: The exemplary embodiments relate generally to a display device that may include: a first substrate and a second substrate, each including a transparent encapsulation area; an outer sealant along a side of the transparent encapsulation area; a pattern part disposed on the first substrate and extending in a direction parallel to the outer sealant; and a transparent sealant adjacent to the pattern part and extending in a direction parallel to the pattern part, and a manufacturing method thereof.

公开(公告)号：US09755054B2

公开(公告)日：2017-09-05

申请号：US14956056

申请日：2015-12-01

Applicant: Samsung Display Co., Ltd.

Inventor： Myung Kwan Ryu ,  Ki Hwan Kim ,  Kap Soo Yoon ,  Hyeon Jun Lee ,  Jeong Uk Heo

IPC: H01L29/66 ,  H01L29/417 ,  H01L29/786 ,  H01L29/423 ,  H01L21/306 ,  H01L21/324

CPC classification number: H01L29/66742 ,  H01L21/324 ,  H01L29/42384 ,  H01L29/66757 ,  H01L29/66969 ,  H01L29/78621 ,  H01L29/78666 ,  H01L29/78681 ,  H01L29/78684 ,  H01L29/7869

Abstract: There are provided a method of manufacturing a thin film transistor and a display including a thin film transistor.The method of manufacturing a thin film transistor includes forming a barrier layer cm a substrate, forming a semiconductor layer on the barrier layer, forming a gate insulating layer on the semiconductor layer, forming a gate electrode on the gate insulating layer, forming an offset region on an external surface of the gate electrode through a plasma heat treatment process or an annealing process, etching, an offset region of the gate electrode, etching a gate insulating layer except for a portion of the gate insulating layer, positioned below the gate electrode, forming an interlayer insulating layer on the gate electrode, and etching, the interlayer insulating layer to form a source electrode and a drain electrode.

公开(公告)号：US11980083B2

公开(公告)日：2024-05-07

申请号：US16832583

申请日：2020-03-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Keum Hee Lee ,  Joongeol Kim ,  Kap Soo Yoon ,  Woo Geun Lee ,  Seung-Ha Choi ,  Jiyun Hong

IPC: H01L51/56 ,  H10K71/00 ,  H10K71/20 ,  H10K71/60 ,  H10K102/10

CPC classification number: H10K71/00 ,  H10K71/233 ,  H10K71/60 ,  H10K2102/103

Abstract: A method of manufacturing a thin film transistor includes: forming an active pattern on a substrate; forming an insulating layer and a gate electrode layer on the active pattern in order; forming a photoresist pattern on the gate electrode layer; forming a preliminary gate electrode by wet etching the gate electrode layer using the photoresist pattern; forming an insulating pattern by dry etching the insulating layer using the photoresist pattern and the preliminary gate electrode; and forming a gate electrode by wet etching a side surface of the preliminary gate electrode using the photoresist pattern.

公开(公告)号：US11169401B2

公开(公告)日：2021-11-09

申请号：US16564050

申请日：2019-09-09

Applicant: Samsung Display Co., Ltd.

Inventor： Tae Hee Lee ,  Hyoung Joon Kim ,  Hyo Jin Kim ,  Kap Soo Yoon ,  Jeong Uk Heo ,  Ji Yun Hong

IPC: G02F1/01 ,  G02F1/1339 ,  G02F1/1335 ,  G02F1/1341 ,  G02F1/1343 ,  G02F1/13 ,  G02F1/133 ,  G02F1/1333

Abstract: A liquid crystal display includes a first substrate including: a display area including a plurality of pixels on the first substrate, a non-display area which is disposed on an outside of the display area and in which a dummy wire is disposed on the first substrate, and an image input hole which is defined therein in the non-display area and in which an image input device is disposed, a second substrate facing the first substrate and including a display area and a non-display area corresponding to those of the first substrate, a liquid crystal layer interposed between the first and second substrates, and a sealant which is in the non-display area of the first and second substrates and seals the liquid crystal layer between the first and second substrates. The dummy wire is disposed near the image input hole.

公开(公告)号：US11133370B2

公开(公告)日：2021-09-28

申请号：US16742449

申请日：2020-01-14

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Kap Soo Yoon ,  Chan Woo Yang ,  June Whan Choi

IPC: H01L27/14 ,  H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H01L51/00

Abstract: An organic light emitting diode display includes a substrate including a display area and a pad area, a first thin film transistor disposed on the display area, an organic light emitting diode connected to the first thin film transistor, a pad electrode disposed on the pad area and a pad contact electrode disposed on an upper portion of the pad electrode and electrically connected to the pad electrode. The organic light emitting diode includes an anode, an organic emission layer, and a cathode. The anode includes a lower layer, an intermediate layer, and an upper layer. The pad contact electrode is formed of a material of the lower layer of the anode.