公开(公告)号：US20220077267A1

公开(公告)日：2022-03-10

申请号：US17318350

申请日：2021-05-12

Applicant: Samsung Display Co., Ltd.

Inventor： HYUNGJUN KIM ,  SOYOUNG KOO ,  EOK SU KIM ,  YUNYONG NAM ,  JUN HYUNG LIM ,  KYUNGJIN JEON

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a first transistor including a first transistor including a light blocking pattern on a substrate, an active pattern on the light blocking pattern, and a gate electrode on the active pattern, a second transistor configured to provide a data voltage to the first transistor in response to a gate signal, and a storage capacitor electrically connected to the gate electrode and the light blocking pattern, and including a first conductive pattern in a same layer as the light blocking pattern, a second conductive pattern on the first conductive pattern and overlapping the first conductive pattern, a third conductive pattern in a same layer as the gate electrode, overlapping the second conductive pattern, and electrically connected to the first conductive pattern, and a fourth conductive pattern on the third conductive pattern, overlapping the third conductive pattern, and electrically connected to the second conductive pattern.

公开(公告)号：US20230282790A1

公开(公告)日：2023-09-07

申请号：US17973487

申请日：2022-10-25

Applicant: Samsung Display Co., Ltd.

Inventor： YUNYONG NAM ,  EOK SU KIM ,  HYUNGJUN KIM ,  JUN HYUNG LIM ,  KYUNGJIN JEON

IPC: H01L33/62 ,  H01L33/38 ,  H01L33/00 ,  H01L33/42

CPC classification number: H01L33/62 ,  H01L33/387 ,  H01L33/005 ,  H01L33/42 ,  H01L2933/0016 ,  H01L2933/0066

Abstract: Provided is a display device including a voltage line, a passivation layer disposed on the voltage line and having an undercut shape, a first connecting electrode disposed inside the undercut shape, a second connecting electrode electrically connecting the voltage line and the first connecting line, and a common electrode electrically connected to the voltage line through at least one of the first connecting electrode and the second connecting electrode.

公开(公告)号：US20240258436A1

公开(公告)日：2024-08-01

申请号：US18380678

申请日：2023-10-17

Applicant: Samsung Display Co., Ltd.

Inventor： SOYOUNG KOO ,  TAEWOOK KANG ,  Hyoung Do Kim ,  HYUNGJUN KIM ,  YUNYONG NAM ,  JUN HYUNG LIM ,  Ki-Lim Han

IPC: H01L29/786 ,  H01L29/423 ,  H01L29/66

CPC classification number: H01L29/78696 ,  H01L29/42384 ,  H01L29/66742 ,  H01L29/7869

Abstract: A display device includes: a buffer layer including an inorganic insulating material, an active pattern disposed on the buffer layer and including a channel region and a first conductor region adjacent to the channel region, a gate insulating layer disposed on the buffer layer and the active pattern and including an inorganic insulating material, a gate electrode layer including a first electrode extending along a side surface of the gate insulating layer and including a first contact portion electrically contacting the first conductor region, and an oxygen supply layer including a first pattern disposed between the first electrode and the gate insulating layer, wherein the first pattern includes a first groove recessed from a side surface of to surround at least a part of the first contact portion in a plan view.