公开(公告)号：US20220359840A1

公开(公告)日：2022-11-10

申请号：US17869287

申请日：2022-07-20

Applicant: Japan Display Inc.

Inventor： Takumi SANO

IPC: H01L51/00 ,  H05K1/02 ,  H01L41/08 ,  G06F3/041 ,  H01L41/45

Abstract: According to one embodiment, a flexible substrate includes a line portion including a support plate including a first surface, a flexible insulating base located on the first surface and a wiring layer disposed on the insulating base, a piezoelectric material covering the line portion, a protective member located on the piezoelectric material and an island-shaped first electrode provided on the insulating base.

公开(公告)号：US20220320252A1

公开(公告)日：2022-10-06

申请号：US17656891

申请日：2022-03-29

Applicant: Japan Display Inc.

Inventor： Takumi SANO

IPC: H01L27/32 ,  H01L51/00

Abstract: According to one embodiment, a flexible substrate includes an insulating base including first and second strip portions, and island-shaped portions, electrical elements, scanning lines each extending while overlapping the first strip portions, signal lines each extending while overlapping the second strip portions, connection wiring lines each extending while overlapping the second strip portions, a scanning line driver, a signal line driver, a support body including a first side edge, and scanning lines are connected to different connection wiring lines on different island-shaped portion, and the scanning line driver and the signal line driver are located on a side of the first side edge.

公开(公告)号：US20220278046A1

公开(公告)日：2022-09-01

申请号：US17664067

申请日：2022-05-19

Applicant: Japan Display Inc.

Inventor： Takumi SANO

IPC: H01L23/538

Abstract: According to one embodiment, a flexible substrate includes an array substrate including an insulating basement having a first surface and a second surface opposed to the first surface, a first organic insulating layer which is located alongside the second surface and which is closely adhered the array substrate, and a second organic insulating layer closely adhered the first organic insulating layer. The first organic insulating layer is located between the array substrate and the second organic insulating layer. A plurality of bubbles is mixed in the second organic insulating layer. The second organic insulating layer has an elastic modulus that is lower than that of the insulating basement.

公开(公告)号：US20220087010A1

公开(公告)日：2022-03-17

申请号：US17457059

申请日：2021-12-01

Applicant: Japan Display Inc.

Inventor： Takumi SANO

IPC: H05K1/02

Abstract: According to one embodiment, a flexible substrate includes a support plate including a first surface, a line portion located on the first surface and including a first side surface and a second side surface on an opposite side to the first side surface and a protective member which covers the line portion, in contact with the first surface. The line portion includes a flexible insulating base located on the first surface and a wiring layer disposed on the insulating base, the protective member is separated from at least a part of the first side surface via an air layer and from at least a part of the second side surface via an air layer, and the air layers extend along the line portion.

公开(公告)号：US20220061155A1

公开(公告)日：2022-02-24

申请号：US17453942

申请日：2021-11-08

Applicant: Japan Display Inc.

Inventor： Takumi SANO

IPC: H05K1/02 ,  H05K1/11

Abstract: According to one embodiment, a flexible substrate includes flexible insulating base material, conductive lines, a support body and a coating layer. The conductive lines are provided on the insulating base material. The support body supports the insulating base material. The coating layer covers the insulating base material and the support body. The conductive lines include scanning lines and signal lines. The scanning lines extend in a first direction and are arranged side by side in a second direction intersecting the first direction. The signal lines extend in the second direction and are arranged side by side in the first direction. The support body and the coating layer have a through hole in a region enclosed by two adjacent scanning lines and two adjacent signal lines.

公开(公告)号：US20170179159A1

公开(公告)日：2017-06-22

申请号：US15366131

申请日：2016-12-01

Applicant: Japan Display Inc.

Inventor： Yasushi KAWATA ,  Takumi SANO

IPC: H01L27/12 ,  H01L23/552

CPC classification number: H01L27/124 ,  G02F1/133512 ,  G02F1/13452 ,  G02F1/13458 ,  G02F1/136209 ,  G02F1/1368 ,  G02F2001/133302 ,  G02F2001/13685 ,  G02F2201/42 ,  H01L23/552 ,  H01L27/1218 ,  H01L27/3272 ,  H01L27/3276

Abstract: According to one embodiment, a display device includes a first substrate including a support substrate, a light shield, an insulating substrate disposed above the support substrate and the light shield and including a through hole, a pad electrode formed above the insulating substrate, and a signal line electrically connected to the pad electrode, and a first substrate including, in a plan view, a first area in which the support substrate and the light shield are disposed and a second area in which the through hole is disposed, a line substrate including a connection line and disposed below the insulating substrate, and a conductive material disposed inside the through hole to electrically connect the pad electrode and the connection line.

公开(公告)号：US20170176808A1

公开(公告)日：2017-06-22

申请号：US15364497

申请日：2016-11-30

Applicant: Japan Display Inc.

Inventor： Takumi SANO ,  Yasushi KAWATA

IPC: G02F1/1333 ,  H01L27/32 ,  H01L51/00 ,  G02F1/1343 ,  G02F1/1345 ,  G02F1/1339 ,  G02F1/1335 ,  H01L51/52 ,  H01L51/56

CPC classification number: G02F1/133345 ,  G02F1/133308 ,  G02F1/133512 ,  G02F1/133514 ,  G02F1/1339 ,  G02F1/134309 ,  G02F1/13439 ,  G02F1/13452 ,  G02F1/13454 ,  G02F1/13458 ,  G02F1/136286 ,  G02F1/1368 ,  G02F2001/133368 ,  G02F2001/133388 ,  G02F2001/133519 ,  G02F2201/121 ,  G02F2201/123 ,  H01L27/3276 ,  H01L51/0096 ,  H01L51/52 ,  H01L51/5246 ,  H01L51/56 ,  H01L2227/323 ,  H01L2251/558

Abstract: According to one embodiment, a display device includes a first substrate including a first area, a second area adjacent to the first area, an insulating substrate disposed in the first area and the second area and including a first through hole formed in the second area, a pad electrode formed above the insulating substrate, and a signal line electrically connected to the pad electrode, a wiring substrate including a connection line, the wiring substrate disposed below the insulating substrate, and a conductive material disposed inside the first through hole to electrically connect the pad electrode and the connection line, wherein the insulating substrate becomes thinner in the second area than is in the first area.

公开(公告)号：US20250089157A1

公开(公告)日：2025-03-13

申请号：US18825321

申请日：2024-09-05

Applicant: Japan Display Inc.

Inventor： Masatomo HISHINUMA ,  Takumi SANO

IPC: H05K1/02

Abstract: According to an aspect, a stretchable device includes: a resin base member including a plurality of bodies disposed apart from each other and a plurality of hinges that couple the bodies to each other; and an array layer provided on the resin base member. The array layer includes a plurality of wiring lines extending along the hinges and spaced apart from each other in a width direction of the hinges. Each of the hinges has a plurality of bends bending when viewed in a stacking direction in which the resin base member and the array layer are stacked. Each of the bends has at least one or more slits that are formed between the wiring lines when viewed in the stacking direction and that divide the bend in the width direction.

公开(公告)号：US20250016915A1

公开(公告)日：2025-01-09

申请号：US18763223

申请日：2024-07-03

Applicant: Japan Display Inc.

Inventor： Takumi SANO ,  Hiroumi KINJO

IPC: H05K1/02 ,  H05K1/14

Abstract: According to an aspect, a stretchable device includes: a stretchable substrate comprising a first resin layer, a resin base member, an array layer, and a second resin layer stacked in the order as listed; and a flexible printed circuit board electrically coupled to an electrical circuit included in the array layer. The resin base member includes end portions separated from each other. The electrical circuit comprises a plurality of first coupling terminals disposed on the end portions. The flexible printed circuit board comprises second coupling terminals facing the first coupling terminals. An anisotropic conductive resin layer electrically coupling the first coupling terminals to the second coupling terminals is provided between the first coupling terminals and the second coupling terminals. The first resin layer has: a first surface provided with the resin base member; and a dummy end portion provided to the first surface and disposed around the end portions.

公开(公告)号：US20240243137A1

公开(公告)日：2024-07-18

申请号：US18402895

申请日：2024-01-03

Applicant: Japan Display Inc.

Inventor： Takumi SANO ,  Yasushi TOMIOKA

IPC: H01L27/12

CPC classification number: H01L27/124 ,  H01L25/16 ,  H01L27/1218

Abstract: To realize a stretchable electronic device having high reliability.
The configuration of the present invention is as follows. In a stretchable electronic device in which an active area and a terminal area are continuously formed, a scanning line having a meander structure and a signal line having a meander structure are formed in the active area, terminal wirings and terminals are formed on a base material extending in a second direction and aligned in a first direction in the terminal area, and the base material configures a reinforcing material continuous in the first direction in the part where the terminal is formed.