公开(公告)号：US10409096B2

公开(公告)日：2019-09-10

申请号：US15844692

申请日：2017-12-18

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka

IPC: G02F1/1333 ,  H01L27/32 ,  H01L51/00 ,  H01L51/52 ,  G02F1/1345

Abstract: A display device includes a bendable substrate having a first side and a second side, a display region above the first side of the substrate, a terminal portion above the first side of the substrate, a first protection film overlapping the display region on the second side of the substrate, a second protection film overlapping the terminal portion on the second side of the substrate, a magnet sheet in contact with the first protection film, and a metal sheet in contact with the second protection film, by bending the substrate in between the display region and the terminal portion, the magnet sheet and the metal sheet face each other, and the magnet sheet and the metal sheet adhere to each other to hold the substrate in a bent state.

公开(公告)号：US10367047B2

公开(公告)日：2019-07-30

申请号：US15852547

申请日：2017-12-22

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka

IPC: H01L27/12 ,  H01L27/32 ,  H01L51/50 ,  H01L51/52 ,  G02F1/1333 ,  G02F1/1362

Abstract: A display device in an embodiment according to the present invention includes a display region above a first substrate, the display region includes, a plurality of a pixels, a transistor arranged to each of the plurality of the pixels, a light emitting element arranged to each of plurality of the pixels, an interlayer insulating layer above the transistor, and a planarization film above the inter layer insulating layer, a terminal region above the first substrate in a periphery region of the display region, the terminal region including, a plurality of terminals, each of which includes a first conductive layer above the interlayer insulating layer, the planarization film is arranged in a side part of the first conductive layer, and an inorganic insulating layer covering an upper surface of planarization film and an end part of the first conductive layer.

公开(公告)号：US20180178493A1

公开(公告)日：2018-06-28

申请号：US15825176

申请日：2017-11-29

Applicant: Japan Display Inc.

Inventor： Takahiro FUJIOKA ,  Kazuhiro Odaka

IPC: B32B27/04 ,  B23P19/04 ,  H01L27/32 ,  H05K5/00 ,  H05K1/02

CPC classification number: B32B27/04 ,  B23P19/04 ,  B32B2250/03 ,  H01L27/3244 ,  H01L51/003 ,  H01L2227/326 ,  H05K1/028 ,  H05K5/0017 ,  H05K2201/05

Abstract: A protective element includes a protective film including a first surface and a second surface opposite to the first surface; a first adhesive layer including an adhesive region on the first surface of the protective film; a first release film on the first adhesive layer; a second adhesive layer on the second surface of the protective film; a second release film on the second adhesive layer; a non-adhesive region located to surround the adhesive region, the non-adhesive region including a non-adhesive layer located between the first adhesive layer and the first release film; and a cutting portion located in the non-adhesive region and, as seen in a cross-sectional view, extending from a top surface of the protective film to a bottom surface of the non-adhesive layer.

公开(公告)号：US09755181B2

公开(公告)日：2017-09-05

申请号：US14835180

申请日：2015-08-25

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka ,  Naoki Tokuda ,  Hiroshi Tabatake

IPC: H01L21/00 ,  H01L51/52 ,  H01L27/32

CPC classification number: H01L51/5246 ,  H01L27/322

Abstract: A display device including a first substrate provided with a plurality of display elements, a second substrate provided facing the display element, a bonding material bonding the first substrate and second substrate, a first wall part provided over the second substrate side of the first substrate and enclosing a display region facing a position of the display element, a second wall part provided over the first substrate side of the second substrate and enclosing a structure body facing a position of the display element and a display region, the first wall part comprises the same material as at least part of the material constituting the display element, the second wall part is provided from the same material as at least part of the material constituting the structure body, and the first wall part and second wall part are in contact using the bonding material in the display region side.

公开(公告)号：US09508752B2

公开(公告)日：2016-11-29

申请号：US14985310

申请日：2015-12-30

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka ,  Toshihiro Sato

IPC: H01L27/14 ,  H01L29/04 ,  H01L29/20 ,  H01L27/12 ,  H01L27/32 ,  H01L51/52 ,  H01L29/786

CPC classification number: H01L27/124 ,  H01L27/1222 ,  H01L27/1248 ,  H01L27/1262 ,  H01L27/3244 ,  H01L27/3246 ,  H01L27/3262 ,  H01L27/3276 ,  H01L29/78675 ,  H01L51/5253 ,  H01L2227/323

Abstract: A display device includes a display unit including a plurality of pixels respectively including thin film transistors; and a terminal unit including an array of a plurality of terminals. The display device includes a first insulating film provided on a substrate; the thin film transistors provided on the first insulating film; a second insulating film that is provided in the display unit and in the terminal unit and has openings located between the plurality of terminals; a plurality of signal lines that are provided on the second insulating film and are respectively connected to the thin film transistors, and a plurality of terminal lines that are provided on the second insulating film in the terminal unit; and a third insulating film that is located on the plurality of signal lines and the plurality of terminal lines and is formed of an organic insulating film.

公开(公告)号：US11963380B2

公开(公告)日：2024-04-16

申请号：US17888486

申请日：2022-08-16

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka

IPC: H10K50/81 ,  H10K50/80 ,  H10K50/84 ,  H10K50/842 ,  H10K50/844 ,  H10K50/86 ,  H10K59/12 ,  G02F1/1335 ,  G06F1/16 ,  G09F9/30 ,  H10K50/11 ,  H10K50/115 ,  H10K50/818 ,  H10K59/121 ,  H10K102/00

CPC classification number: H10K50/8426 ,  H10K50/844 ,  H10K50/868 ,  G02F1/133528 ,  G06F1/1652 ,  G09F9/301 ,  G09G2380/02 ,  H10K50/11 ,  H10K50/115 ,  H10K50/818 ,  H10K59/12 ,  H10K59/1216 ,  H10K2102/00

Abstract: A display device includes: multiple layers including a display element layer, the multiple layers including a sealing layer for covering the display element layer; and a polarization plate attached to a first layer and a second layer of the multiple layers with an adhesive layer. The multiple layers includes inorganic films and organic films. All of the inorganic films are disposed to avoid an edge area that is at least a part of a peripheral portion of the resin substrate. The polarization plate has an edge above the edge area of the resin substrate. The first layer is disposed to avoid the edge area of the resin substrate. The first layer at an edge has an upper surface sloping downward toward the edge area. The second layer has a portion in the edge area of the resin substrate and between the resin substrate and the adhesive layer.

公开(公告)号：US11508944B2

公开(公告)日：2022-11-22

申请号：US16874698

申请日：2020-05-15

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka

IPC: H01L51/52 ,  G06V40/13

Abstract: A display device includes a display circuit layer including a first surface and a second surface and including a display area in which an image is displayed on the first surface, a heat conductive sheet overlapping the display circuit layer below the second surface, and an optical fingerprint sensor inside the display area below the heat conductive sheet and overlapping the display circuit layer. The heat conductive sheet includes a first area overlapping the optical fingerprint sensor and a second area overlapping the display area around the optical fingerprint sensor. The heat conductive sheet includes a heat conductive material, has a shape having a light transmittance required for sensing by the optical fingerprint sensor in the first area, and has no light transmittance in the second area.

公开(公告)号：US10756279B2

公开(公告)日：2020-08-25

申请号：US16263595

申请日：2019-01-31

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka ,  Toshihiro Sato ,  Masamitsu Furuie

IPC: H01L51/00 ,  H01L27/32

Abstract: A display module includes an insulating substrate and a plurality of pixels each located on the insulating substrate and including a light-emitting element layer. The insulating substrate includes a display area where the plurality of pixels are disposed, a picture-frame area outside the display area, an outer area that is in contact with an opposite side of the picture-frame area from the display area, and a plurality of terminals located on the outer area and arranged in a direction. The outer area includes a narrowed portion whose length in the direction is shorter than a length of the display area in the direction.

公开(公告)号：US10739887B2

公开(公告)日：2020-08-11

申请号：US15785587

申请日：2017-10-17

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka

IPC: G06F3/041 ,  G06F3/044 ,  H01L27/12 ,  H01L27/32

Abstract: A display device includes a substrate including a display region arranged with pixels, and a terminal part on the outside of the display region, a polarizer overlapping the display region and the terminal part, the polarizer arranged with first wirings, a retardation plate overlapping the display region and the terminal part, the retardation plate between the pixels and the polarizer, and second wirings arranged in a direction intersecting the direction the first wirings is arranged, wherein an interval the first wirings is arranged is narrower than an interval the second wirings is arranged, the first wirings and the second wirings are arranged sandwiching a dielectric body, the first wirings and the second wirings are connected to a lead-out line, and an end of the retardation plate at the terminal part is closer to the display region than an end of the polarizer.

公开(公告)号：US10665642B2

公开(公告)日：2020-05-26

申请号：US16128613

申请日：2018-09-12

Applicant: Japan Display Inc.

Inventor： Kazuhiro Odaka ,  Jun Hanari

IPC: H01L27/32 ,  H01L51/00 ,  H01L51/56 ,  H01L51/52

Abstract: A display device includes a substrate; a display portion located on the substrate, the display portion including a plurality of pixels; a first marker located in an end area that is along a longer side of the substrate and is in at least one of four corner areas of the substrate, the first marker extending in a longer axis direction of the substrate; and a second marker located in an end area that is along a shorter side of the substrate and is in the same corner area as that of the first marker, the second marker extending in a shorter axis direction of the substrate.