公开(公告)号：US11764252B2

公开(公告)日：2023-09-19

申请号：US17081541

申请日：2020-10-27

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki Ho Bang ,  Won Suk Choi

IPC: H01L27/15 ,  H01L33/12 ,  H01L33/48 ,  H01L33/54 ,  H01L33/62 ,  H01L25/075 ,  H01L25/16 ,  H01L33/52 ,  H01L27/12 ,  H01L33/36 ,  H01L33/44

CPC classification number: H01L27/156 ,  H01L33/12 ,  H01L33/486 ,  H01L33/54 ,  H01L33/62

Abstract: A display device includes a display panel having a display area and a bending region. The display panel includes a light emitting diode disposed in the display area. An encapsulation layer encapsulates the light emitting diode. A light-control pattern is disposed on the encapsulation layer. The light-control pattern includes a passivation layer and a flattening layer. The flattening layer extends from the display area to the bending region. A bending protection layer is disposed in the bending region. The bending protection layer is composed of a portion of the flattening layer in the bending region.

公开(公告)号：US11456348B2

公开(公告)日：2022-09-27

申请号：US16838033

申请日：2020-04-02

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Ho Bang ,  Eun Hye Kim ,  Eun Ae Jung ,  Won Suk Choi

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56

Abstract: A display device includes a substrate, a pixel, an encapsulation film, a sensing electrode, a pad, a connection wire, and an extension pattern. The substrate include a display area, a non-display area outside the display area, an additional area at a side of the non-display area, and a bending area defined in at least a portion of the additional area. The pixel is on the display area. The encapsulation film is on the pixel. The sensing electrode is on the encapsulation film. The pad is on the additional area. The connection wire is on the non-display area and is directly connected to the sensing electrode. The extension pattern directly connects the pad and the connection wire to each other. The extension pattern traverses the bending area.

公开(公告)号：US11276745B2

公开(公告)日：2022-03-15

申请号：US16887224

申请日：2020-05-29

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki Ho Bang ,  Won Suk Choi

IPC: H01L27/32 ,  G06F3/041 ,  G06F3/044

Abstract: A display device including: a substrate; a pixel circuit; a light emitting element including a first electrode, a light emitting; layer, and a second electrode: signal lines; a first voltage supply line overlapping the signal lines, configured to supply a first voltage to the pixel circuit, and, including first lower and upper conductive layers; a second voltage supply overlapping the signal lines, configured to supply a second voltage to the second electrode, and including a second lower conductive layer on a same layer as the first lower conductive layer and a second upper conductive layer on the second lower conductive layer on a same layer as the first upper conductive layer, an encapsulation layer on the second electrode, and the first and second voltage supply lines; and sensing signal lines on the encapsulation layer, the first lower conductive layer and the second upper conductive layer overlapping each other.

公开(公告)号：US11199871B2

公开(公告)日：2021-12-14

申请号：US16793953

申请日：2020-02-18

Applicant: Samsung Display Co., Ltd.

Inventor： Young Woo Park ,  Ki Ho Bang ,  Sang Hyun Jun ,  Won Suk Choi

IPC: G06F3/041 ,  G06F1/16 ,  G09F9/30

Abstract: A display device includes a substrate including a display area, a non-display area, a first additional area connected to the non-display area at a first boundary, and a second additional area connected to the first additional area at a second boundary, pixels on the display area, an encapsulation film on the pixels, electrodes on the encapsulation film, pads on the second additional area, sensing wires connecting the electrodes and the pads, a first sensing insulating film on the encapsulation film, and a second sensing insulating film on the first sensing insulating film. The substrate includes a curved first side in the first additional area and the first additional area decreases in width from the first boundary to the second boundary, and a boundary of the first sensing insulating film is closer to the first side than a boundary of the second sensing insulating film is to the first side.

公开(公告)号：US11183543B2

公开(公告)日：2021-11-23

申请号：US16854898

申请日：2020-04-22

Applicant: Samsung Display Co., LTD.

Inventor： Ki Ho Bang ,  Eunhye Kim ,  Saebom Ahn ,  Sang Hyun Jun

IPC: H01L27/32 ,  H01L51/52 ,  G06F3/044 ,  G06F3/041

Abstract: A display device includes a base layer including a display area and first and second non-display areas, a circuit device layer on the base layer and including a driving circuit unit overlapping the first and second non-display areas, a power electrode outside the driving circuit unit, and a shielding electrode connected to the power electrode and through which first through-holes are defined, a light emitting device layer on the circuit device layer and including a second electrode and a connection electrode electrically connecting the power electrode to the second electrode and through which second through-holes are defined, a thin film encapsulation layer on the light emitting device layer, and a touch sensing layer on the thin film encapsulation layer. The first and second through-holes do not overlap each other in the first non-display area, and the first and second through-holes overlap each other in the second non-display area.

公开(公告)号：US10903294B2

公开(公告)日：2021-01-26

申请号：US16682098

申请日：2019-11-13

Applicant: SAMSUNG DISPLAY CO., LTD.

Inventor： Ki Ho Bang ,  Nayun Kwak ,  Eunhye Kim ,  Sae bom Ahn ,  Seong Ryoung Lee ,  Sanghyun Jun ,  Wonsuk Choi

IPC: H01L29/08 ,  H01L27/32 ,  G06F3/041

Abstract: A display device includes a display part including a plurality of pixels arranged on a substrate, a plurality of dams in a first peripheral part adjacent to the display part, the plurality of dams being extended in a longitudinal direction of the first peripheral part and arranged in a direction crossing the longitudinal direction, the plurality of dams including a stack of a first organic insulating layer and a second organic insulating layer, and a blocking part disposed between the plurality of dams and corresponding to a removed portion of the first and second organic insulating layers.

公开(公告)号：US20200091252A1

公开(公告)日：2020-03-19

申请号：US16360543

申请日：2019-03-21

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Ho Bang ,  Seong Ryong Lee ,  Sang Hyun Jun

IPC: H01L27/32

Abstract: A display device includes: a base layer including a display area (DA) and a non-DA; a circuit element layer on the base layer and including: a power supply electrode (PSE) overlapping the non-DA, circuit elements, and a shielding electrode connected to the PSE and overlapping some of the circuit elements; a display element layer on the circuit element layer and including: a light emitting element including a first electrode, a light emitting unit, and a second electrode, and a connection electrode connecting the second electrode to the PSE and including first through-holes; a thin film encapsulation layer (TFEL) on the display element layer and including an organic layer overlapping the DA; and an input sensing layer on the TFEL and including sensing electrodes and sensing signal lines connected to the sensing electrodes. The sensing signal lines overlap the connection electrode. Some of the first through-holes overlap the shielding electrode.

公开(公告)号：US11940845B2

公开(公告)日：2024-03-26

申请号：US18132505

申请日：2023-04-10

Applicant: Samsung Display Co., LTD.

Inventor： Ki Ho Bang ,  Hwa Jeong Kim ,  Yong Hwan Park ,  Yong Je Jeon ,  Won Suk Choi

IPC: H01L21/00 ,  G06F1/16 ,  G06F1/18 ,  H10K59/131 ,  H10K77/10

CPC classification number: G06F1/1652 ,  G06F1/189 ,  H10K59/131 ,  H10K77/111

Abstract: A display device includes a display panel which includes a display area and a non-display area, a plurality of signal wirings arranged in the display area, a plurality of fanout wirings arranged in the non-display area and electrically connected to the signal wirings, and a plurality of connecting wirings connecting the signal wirings to the fanout wirings, where some of the plurality of fanout wirings intersect and are overlapped with each other in a plan view.

公开(公告)号：US11917871B2

公开(公告)日：2024-02-27

申请号：US18110893

申请日：2023-02-17

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Ho Bang ,  Seong Ryong Lee ,  Sang Hyun Jun

IPC: H10K59/126 ,  G06F3/041 ,  G06F3/044 ,  H10K50/80 ,  H10K50/82 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131 ,  H10K59/40 ,  H10K50/844 ,  H10K59/124 ,  H10K59/50

CPC classification number: H10K59/126 ,  G06F3/0412 ,  G06F3/04164 ,  G06F3/0443 ,  G06F3/0446 ,  H10K50/80 ,  H10K50/82 ,  H10K59/121 ,  H10K59/123 ,  H10K59/131 ,  H10K59/40 ,  G06F2203/04111 ,  H10K50/844 ,  H10K59/124 ,  H10K59/50

Abstract: A display device includes: a base layer including a display area (DA) and a non-DA; a circuit element layer on the base layer and including: a power supply electrode (PSE) overlapping the non-DA, circuit elements, and a shielding electrode connected to the PSE and overlapping some of the circuit elements; a display element layer on the circuit element layer and including: a light emitting element including a first electrode, a light emitting unit, and a second electrode, and a connection electrode connecting the second electrode to the PSE and including first through-holes; a thin film encapsulation layer (TFEL) on the display element layer and including an organic layer overlapping the DA; and an input sensing layer on the TFEL and including sensing electrodes and sensing signal lines connected to the sensing electrodes. The sensing signal lines overlap the connection electrode. Some of the first through-holes overlap the shielding electrode.

公开(公告)号：US11882735B2

公开(公告)日：2024-01-23

申请号：US17114986

申请日：2020-12-08

Applicant: Samsung Display Co., Ltd.

Inventor： Ki Ho Bang ,  Eun Hye Kim ,  Won Suk Choi

IPC: H01L27/32 ,  H01L51/52 ,  H01L51/56 ,  H10K59/131 ,  H10K50/844 ,  H10K59/122 ,  H10K71/00 ,  H10K59/12

CPC classification number: H10K59/131 ,  H10K50/844 ,  H10K59/122 ,  H10K71/00 ,  H10K59/1201

Abstract: A display apparatus includes a base substrate on which a display area and a non-display area are defined, a first via insulating layer on the base substrate, a first power supply wire in the non-display area on the first via insulating layer, a second power supply wire in the non-display area on the first via insulating layer spaced apart from the first power supply wire, a first dam on the base substrate, overlapping the first and second power supply wires, and extending along the non-display area, a first stacked structure on the first via insulating layer between the first dam and the display area, and having a height less than a height of the first dam, and an organic layer on the first stacked structure and the first dam to overlap a substantially entire portion of the first stacked structure and at least a portion of the first dam.