公开(公告)号：US20240079420A1

公开(公告)日：2024-03-07

申请号：US18226986

申请日：2023-07-27

Applicant: Samsung Display Co., LTD.

Inventor： KEUNWOO KIM ,  TAEWOOK KANG ,  DOO-NA KIM ,  HANBIT KIM ,  JIYEONG SHIN ,  JUN HYUNG LIM

IPC: H01L27/12 ,  G09G3/3233 ,  H01L29/40 ,  H01L29/66 ,  H01L29/786

CPC classification number: H01L27/1296 ,  G09G3/3233 ,  H01L27/1222 ,  H01L27/1237 ,  H01L29/408 ,  H01L29/66757 ,  H01L29/78675 ,  G09G2300/0819 ,  G09G2300/0842

Abstract: A display device includes a transistor including an active layer including first and second active areas, where the first active area includes a first drain area, a source area, and a first channel area between the source area and the first drain area, and the second active area includes the source area, a second drain area, and a second channel area between the source area and the second drain area, a gate insulating layer on the active layer, first and second charge layers at an interface between the first channel area and the gate insulating layer and at an interface between the second channel area and the gate insulating layer, where the first charge layer is adjacent to the source area, and the second charge layer is adjacent to the first and second drain areas and has a charge opposite to a charge of a first charge layer.

公开(公告)号：US20210367209A1

公开(公告)日：2021-11-25

申请号：US17228586

申请日：2021-04-12

Applicant: Samsung Display Co., Ltd.

Inventor： KEUNWOO KIM ,  HYENA KWAK ,  TAEWOOK KANG ,  JIYEONG SHIN ,  JAESEOB LEE

IPC: H01L51/52

Abstract: A display device includes: a base substrate including a first polymeric film; an active pattern on the base substrate and including a first channel region; and a first gate electrode overlapping the first channel region, wherein the first polymeric film has a first thickness in a first area overlapping the first channel region and a second thickness, which is smaller than the first thickness, in a second area different from the first area.