公开(公告)号：US11251247B2

公开(公告)日：2022-02-15

申请号：US16843764

申请日：2020-04-08

Applicant: Samsung Display Co., Ltd.

Inventor： Hyung Jun Kim ,  Myoung Hwa Kim ,  Tae Sang Kim ,  Yeon Keon Moon ,  Joon Seok Park ,  Sang Woo Sohn ,  Sang Won Shin ,  Jun Hyung Lim ,  Hye Lim Choi

IPC: H01L21/00 ,  H01L27/00 ,  H01L29/00 ,  H01L27/32 ,  H01L29/786 ,  H01L29/24 ,  H01L29/66 ,  H01L21/02 ,  H01L21/4763 ,  H01L21/465 ,  H01L21/4757 ,  H01L27/12

Abstract: A display device and a method for fabricating the same are provided. The display device comprises pixels connected to scan lines, and to data lines crossing the scan lines, each of the pixels including a light emitting element, and a first transistor configured to control a driving current supplied to the light emitting element according to a data voltage applied from the data line, the first transistor including a first active layer having an oxide semiconductor, and a first oxide layer on the first active layer and having a crystalline oxide containing tin (Sn).

公开(公告)号：US09601518B2

公开(公告)日：2017-03-21

申请号：US14856405

申请日：2015-09-16

Applicant: Samsung Display Co., Ltd.

Inventor： Yeon Keon Moon ,  Masataka Kano ,  So Young Koo ,  Myoung Hwa Kim ,  Jun Hyung Lim

IPC: H01L29/12 ,  H01L27/12 ,  H01L29/786 ,  H01L29/66 ,  H01L29/423

CPC classification number: H01L27/1225 ,  H01L27/0705 ,  H01L27/124 ,  H01L27/1251 ,  H01L27/127 ,  H01L29/42356 ,  H01L29/42384 ,  H01L29/66969 ,  H01L29/78603 ,  H01L29/78648 ,  H01L29/7869

Abstract: A thin film transistor display panel including: a first insulating substrate; a first semiconductor disposed between the first insulating substrate and a first gate insulating layer; a gate electrode disposed on the first gate insulating layer, the gate electrode overlapping the first semiconductor; a second gate insulating layer disposed on the gate electrode; a second semiconductor disposed on the second gate insulating layer, the second semiconductor overlapping the gate electrode; an interlayer insulating layer disposed on the second semiconductor; and a source electrode and a drain electrode disposed on the interlayer insulating layer spaced apart from each other, the source electrode and the drain electrode connected to the first semiconductor and the second semiconductor.

公开(公告)号：US09478667B2

公开(公告)日：2016-10-25

申请号：US14661470

申请日：2015-03-18

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Yeon Keon Moon ,  Masataka Kano ,  Sung-Hoon Yang ,  Ji Hun Lim ,  So Young Koo ,  Myoung Hwa Kim ,  Jun Hyung Lim

IPC: G02F1/136 ,  G02F1/1333 ,  H01L29/786 ,  H01L29/66 ,  G02F1/1368

CPC classification number: H01L29/78645 ,  G02F1/1368 ,  G02F2001/13685 ,  H01L29/42384 ,  H01L29/66742 ,  H01L29/78642 ,  H01L29/78648

Abstract: A thin film transistor substrate includes a substrate, a bottom gate on the substrate, a first insulating layer on the substrate and on the bottom gate, a drain on the first insulating layer, a source on the first insulating layer, the source including a first source at a first side of the drain and a second source at a second side of the drain, an active layer on the first insulating layer, the active layer including a first active layer contacting the drain and the first source and a second active layer contacting the drain and the second source, a second insulating layer on the drain, the source, and the active layer, and a top gate on the second insulating layer.

Abstract translation: 薄膜晶体管衬底包括衬底，衬底上的底栅，衬底上的第一绝缘层和底栅，第一绝缘层上的漏极，第一绝缘层上的源，源包括第一绝缘层 漏极的第一侧的源极和在漏极的第二侧的第二源极，在第一绝缘层上的有源层，有源层包括接触漏极和第一源极的第一有源层和与第一源极接触的第二有源层 漏极和第二源极，漏极，源极和有源层上的第二绝缘层，以及第二绝缘层上的顶栅极。

公开(公告)号：US11653541B2

公开(公告)日：2023-05-16

申请号：US17344860

申请日：2021-06-10

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Seok Son ,  Myoung Hwa Kim ,  Jay Bum Kim ,  Seung Jun Lee ,  Seung Hun Lee ,  Jun Hyung Lim

IPC: H01L27/12 ,  H01L27/32 ,  G09G3/3258 ,  G09G3/3291 ,  H01L51/52 ,  H01L51/56

CPC classification number: H01L27/3279 ,  G09G3/3258 ,  G09G3/3291 ,  H01L27/3258 ,  H01L51/52 ,  H01L51/56 ,  H01L2227/323

Abstract: A display device includes a substrate and a pixel disposed on the substrate. The pixel includes a first transistor, a second transistor electrically connected to the first transistor, a third transistor electrically connected to the first transistor, and a light-emitting diode element electrically connected to at least one of the first transistor and the third transistor. The first transistor includes a first semiconductor member and a first gate electrode. The first semiconductor member includes an oxide semiconductor material. The first gate electrode is disposed between the first semiconductor member and the substrate. The second transistor includes a second semiconductor member and a second gate electrode. The second semiconductor member includes the oxide semiconductor material. The second semiconductor member is disposed between the second gate electrode and the substrate. The third transistor includes a third semiconductor member including silicon.

公开(公告)号：US11271015B2

公开(公告)日：2022-03-08

申请号：US16876984

申请日：2020-05-18

Applicant: Samsung Display Co., LTD.

Inventor： Joon Seok Park ,  Myoung Hwa Kim ,  Tae Sang Kim ,  Hyung Jun Kim ,  Yeon Keon Moon ,  Geun Chul Park ,  Sang Woo Sohn ,  Jun Hyung Lim ,  Kyung Jin Jeon ,  Hye Lim Choi

IPC: H01L27/12 ,  G02F1/1362 ,  H01L27/32

Abstract: A display device includes a substrate, a buffer layer disposed on the substrate, a first semiconductor layer disposed on the buffer layer and including an oxide semiconductor and a first active layer, a first gate insulating layer disposed on the first semiconductor layer and the buffer layer, a second semiconductor layer disposed on the first gate insulating layer and including an oxide semiconductor, a second active layer, and a first oxide layer on the first active layer, a second gate insulating layer disposed on the second semiconductor layer, a first conductive layer disposed on the second gate insulating layer, an insulating layer disposed on the first conductive layer, a second conductive layer disposed on the insulating layer, a passivation layer disposed on the second conductive layer, and a third conductive layer disposed on the first passivation layer.

公开(公告)号：US11152399B2

公开(公告)日：2021-10-19

申请号：US16453976

申请日：2019-06-26

Applicant: Samsung Display Co., Ltd.

Inventor： Yeon Keon Moon ,  Kano Masataka ,  Myoung Hwa Kim ,  Jun Hyung Lim

IPC: H01L27/12 ,  H01L29/786 ,  G09G3/36

Abstract: A display device in which a display area and a non-display area are defined, the display device including a wiring substrate, the wiring substrate including: a base substrate; a first thin film transistor disposed on the base substrate, located in the non-display area, and including a first gate pattern, a first semiconductor pattern disposed on the first gate pattern, a first source pattern disposed on the first semiconductor pattern, and a first drain pattern disposed on the first semiconductor pattern and spaced apart from the first source pattern; and a second thin film transistor disposed on the base substrate and located in the display area. A first channel width of the first thin film transistor is greater than a first overlap length of the first gate pattern, the first semiconductor pattern, and the first drain pattern.

公开(公告)号：US11138929B2

公开(公告)日：2021-10-05

申请号：US16850775

申请日：2020-04-16

Applicant: Samsung Display Co., LTD.

Inventor： Joon Seok Park ,  Yeon Keon Moon ,  Myoung Hwa Kim ,  Tae Sang Kim ,  Hyung Jun Kim ,  Geun Chul Park ,  Sang Woo Sohn ,  Jun Hyung Lim ,  Kyung Jin Jeon ,  Hye Lim Choi

IPC: G09G3/3225 ,  G09G3/3275 ,  H01L27/32 ,  G09G3/3266 ,  H01L29/66 ,  H01L27/12 ,  H01L29/417 ,  H01L29/786 ,  H01L21/02

Abstract: A display device includes a pixel including a light emitting element connected to a scan line and a data line; a driving transistor that controls a driving current supplied to the light emitting element according to a data voltage applied from the data line. The driving transistor includes a first semiconductor layer, and a first gate electrode disposed on the first semiconductor layer. The display device includes a switching transistor that applies the data voltage to the driving transistor according to a scan signal applied to the scan line. The switching transistor includes a second semiconductor layer, and a second gate electrode disposed on the second semiconductor layer. The display device includes a light blocking layer and a first buffer layer disposed at a lower portion of the driving transistor. The light blocking layer and the first buffer layer do not overlap the switching transistor.

公开(公告)号：US11114521B2

公开(公告)日：2021-09-07

申请号：US16562384

申请日：2019-09-05

Applicant: Samsung Display Co., Ltd.

Inventor： Kyoung Seok Son ,  Myoung Hwa Kim ,  Jay Bum Kim ,  Seung Jun Lee ,  Seung Hun Lee ,  Jun Hyung Lim

IPC: H01L27/12 ,  H01L27/32 ,  G09G3/3258 ,  G09G3/3291 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a substrate and a pixel disposed on the substrate. The pixel includes a first transistor, a second transistor electrically connected to the first transistor, a third transistor electrically connected to the first transistor, and a light-emitting diode element electrically connected to at least one of the first transistor and the third transistor. The first transistor includes a first semiconductor member and a first gate electrode. The first semiconductor member includes an oxide semiconductor material. The first gate electrode is disposed between the first semiconductor member and the substrate. The second transistor includes a second semiconductor member and a second gate electrode. The second semiconductor member includes the oxide semiconductor material. The second semiconductor member is disposed between the second gate electrode and the substrate. The third transistor includes a third semiconductor member including silicon.

公开(公告)号：US20200234654A1

公开(公告)日：2020-07-23

申请号：US16739012

申请日：2020-01-09

Applicant: Samsung Display Co., Ltd.

Inventor： Myoung Hwa Kim ,  Masataka Kano ,  Yeon Keon Moon ,  Joon Seok Park ,  Jun Hyung Lim ,  Hye Lim Choi

IPC: G09G3/3291 ,  G09G3/3266 ,  H01L51/52 ,  H01L51/56

Abstract: A display device including: a pixel connected to a scan line and a data line intersecting the scan line. The pixel includes a light emitting element and a driving transistor which controls a driving current supplied to the light emitting element according to a data voltage applied from the data line. The driving transistor includes a first active layer including an oxide semiconductor doped with a metal.