公开(公告)号：US20240389395A1

公开(公告)日：2024-11-21

申请号：US18421611

申请日：2024-01-24

Applicant: Samsung Display Co., LTD.

Inventor： Swae Hyun KIM ,  Deok Hoi KIM ,  Jong Baek SEON ,  Zail LHEE ,  Jeong Ho LEE ,  Hye Jin JANG

IPC: H10K59/122 ,  H10K59/80 ,  H10K59/90

Abstract: A display device includes: a first display area comprising a plurality of emission areas configured to emit light; and a second display area adjacent to the first display area, wherein the second display area includes: a plurality of emission areas; a transmission portion configured to transmit light; a thin film transistor on a substrate; a pixel defining layer on the thin film transistor to define the plurality of emission areas and including a flat portion having a flat upper surface and a tapered portion having an upper surface inclined from the upper surface of the flat portion; and a pixel electrode on the thin film transistor to be exposed by the pixel defining layer and completely overlapping the tapered portion.

公开(公告)号：US20210013280A1

公开(公告)日：2021-01-14

申请号：US16839796

申请日：2020-04-03

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Eun CHOI ,  Deok Hoi KIM ,  Jeong Hwan KIM ,  Jong Baek SEON ,  Jun Cheol SHIN ,  Jae Hak LEE

IPC: H01L27/32 ,  H01L51/00

Abstract: A display device includes: a base substrate having a display region including a first region and a second region, and a non-display region; a first semiconductor layer including polysilicon at the second region; a first conductive layer on a first insulating layer, and including a bottom gate electrode at the first region and a second-first gate electrode at the second region; a second semiconductor layer including an oxide on a second insulating layer at the first region; a second conductive layer on a third insulating layer, and including a top gate electrode at the first region and a second-second gate electrode at the second region; and a third conductive layer on a fourth insulating layer, and including a first source electrode and a first drain electrode connected to the second semiconductor layer, and a second source electrode and a second drain electrode connected to the first semiconductor layer.

公开(公告)号：US20170323905A1

公开(公告)日：2017-11-09

申请号：US15478386

申请日：2017-04-04

Applicant: Samsung Display Co., Ltd.

Inventor： Ji Hun LIM ,  Jong Baek SEON ,  Kyoung Seok SON ,  Eok Su KIM ,  Tae Sang KIM

IPC: H01L27/12 ,  H01L29/66 ,  H01L29/786

CPC classification number: H01L27/1225 ,  H01L27/124 ,  H01L27/1259 ,  H01L29/66969 ,  H01L29/78633 ,  H01L29/7869

Abstract: A thin film transistor array panel includes: a substrate; a semiconductor layer disposed on the substrate; a gate electrode disposed on the semiconductor layer; and a source electrode and a drain electrode disposed on the semiconductor layer to not overlap the gate electrode, wherein a first edge of the gate electrode is aligned with a second edge of the semiconductor layer in a direction that is perpendicular to the substrate.

公开(公告)号：US20220293886A1

公开(公告)日：2022-09-15

申请号：US17685305

申请日：2022-03-02

Applicant: Samsung Display Co., LTD.

Inventor： Jong Baek SEON ,  Deok Hoi Kim ,  Hun Kim

IPC: H01L51/52

Abstract: A display device includes: a first substrate; a second substrate disposed on the first substrate and including a plurality of voids; at least one inorganic layer disposed on the second substrate; at least one transistor disposed on the at least one inorganic layer; and a light-emitter disposed on the at least one transistor. The second substrate is in contact with the at least one inorganic layer and has a dielectric constant less than a dielectric constant of the at least one inorganic layer.

公开(公告)号：US20220165825A1

公开(公告)日：2022-05-26

申请号：US17410699

申请日：2021-08-24

Applicant: Samsung Display Co., Ltd.

Inventor： Jong Baek SEON ,  Deok Hoi KIM ,  Hun KIM

IPC: H01L27/32

Abstract: A display device is provided. The display device comprises a first base substrate, a first barrier layer disposed on the first base substrate, a second base substrate disposed on the first barrier layer, a first sub-substrate disposed on the second base substrate and comprising at least one dopant selected from a group consisting of: fluorine (F), boron (B), arsenic (As), phosphorus (P), chlorine (Cl), bromine (Br), iodine (I), astatine (At), sulfur (S), selenium (Se), argon (Ar), and tellurium (Te), a second barrier layer disposed on the first sub-substrate, a second buffer layer disposed on the second barrier layer, a first buffer layer disposed on the second buffer layer, at least one transistor disposed on the first buffer layer, and an organic light-emitting diode disposed on the at least one transistor.

公开(公告)号：US20220262885A1

公开(公告)日：2022-08-18

申请号：US17739010

申请日：2022-05-06

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ji Eun CHOI ,  Deok Hoi KIM ,  Jeong Hwan KIM ,  Jong Baek SEON ,  Jun Cheol SHIN ,  Jae Hak LEE

IPC: H01L27/32 ,  H01L51/00

Abstract: A display device includes: a base substrate having a display region including a first region and a second region, and a non-display region; a first semiconductor layer including polysilicon at the second region; a first conductive layer on a first insulating layer, and including a bottom gate electrode at the first region and a second-first gate electrode at the second region; a second semiconductor layer including an oxide on a second insulating layer at the first region; a second conductive layer on a third insulating layer, and including a top gate electrode at the first region and a second-second gate electrode at the second region; and a third conductive layer on a fourth insulating layer, and including a first source electrode and a first drain electrode connected to the second semiconductor layer, and a second source electrode and a second drain electrode connected to the first semiconductor layer.