公开(公告)号：US20220173191A1

公开(公告)日：2022-06-02

申请号：US17494892

申请日：2021-10-06

Applicant: Samsung Display Co., Ltd.

Inventor： MYEONGHO KIM ,  YEONHONG KIM ,  JAYBUM KIM ,  KYOUNG SEOK SON ,  SUNHEE LEE ,  SEUNGJUN LEE ,  SEUNGHUN LEE ,  JUN HYUNG LIM

IPC: H01L27/32 ,  H01L51/56

Abstract: A display device includes a first lower electrode disposed on a base substrate, a first upper electrode disposed on the first lower electrode, overlapping the first lower electrode in a plan view, including a silicon semiconductor, and constituting a first capacitor together with the first lower electrode, a second lower electrode disposed on the first upper electrode, and a second upper electrode disposed on the second lower electrode, overlapping the second lower electrode in a plan view, including an oxide semiconductor, and constituting a second capacitor together with the second lower electrode.

公开(公告)号：US20240260319A1

公开(公告)日：2024-08-01

申请号：US18634558

申请日：2024-04-12

Applicant: Samsung Display Co., Ltd.

Inventor： MYEONGHO KIM ,  YEONHONG KIM ,  JAYBUM KIM ,  KYOUNG SEOK SON ,  SUNHEE LEE ,  SEUNGJUN LEE ,  SEUNGHUN LEE ,  JUN HYUNG LIM

IPC: H10K59/121 ,  H10K59/12 ,  H10K71/00

CPC classification number: H10K59/1216 ,  H10K59/1213 ,  H10K71/00 ,  H10K59/1201

Abstract: A display device includes a first lower electrode disposed on a base substrate, a first upper electrode disposed on the first lower electrode, overlapping the first lower electrode in a plan view, including a silicon semiconductor, and constituting a first capacitor together with the first lower electrode, a second lower electrode disposed on the first upper electrode, and a second upper electrode disposed on the second lower electrode, overlapping the second lower electrode in a plan view, including an oxide semiconductor, and constituting a second capacitor together with the second lower electrode.

公开(公告)号：US20240074234A1

公开(公告)日：2024-02-29

申请号：US18188952

申请日：2023-03-23

Applicant: Samsung Display Co., LTD.

Inventor： KYONG-CHOL LEE ,  YUNJONG YEO ,  TAESUNG KIM ,  HYUNMIN CHO ,  YEONHONG KIM

IPC: H10K59/121 ,  H10K59/12 ,  H10K71/00 ,  H01L29/786 ,  H01L29/423 ,  H01L29/66

CPC classification number: H10K59/1213 ,  H10K59/1201 ,  H10K71/00 ,  H01L29/7869 ,  H01L29/42384 ,  H01L29/66742

Abstract: A display device includes a first transistor including a first active pattern including a first oxide semiconductor, and a first gate electrode which is on the first active pattern, a second transistor including a second active pattern including a second oxide semiconductor different from the first oxide semiconductor, and a second gate electrode which is on the second active pattern, a first gate insulating pattern between the second active pattern and the second gate electrode, a second gate insulating pattern facing the first gate insulating pattern with the second active pattern therebetween, and a third gate insulating pattern between the first active pattern and the first gate electrode, the third gate insulating pattern directly contacting the first active pattern and the first gate electrode.