IP Library › Patent Application 18882895
Patent Application
App. No. 18/882,895

DISPLAY DEVICE INCLUDING ELECTRICALLY CONNECTED SENSOR ELECTRODE AND CONDUCTIVE LAYER

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Quick Facts
Patent No.
US None
App. No.
18/882,895
Abstract

The display device includes a substrate, a display region arranged on the substrate and including a plurality of pixels, a first wiring provided on the substrate, an insulating layer overlapping a portion of the first wiring, an oxide conductive layer provided on the first wiring and electrically connected to the first wiring, a sealing layer overlapping the display region and at least an end of the oxide conductive layer and sealing the plurality of pixels, a sensor electrode provided on the sealing layer and overlapping the display region, and a second wiring passing over the at least end of the oxide conductive layer provided with the sealing layer and electrically connecting the sensor electrode and the oxide conductive layer.

Claims (74)

1 . A display device comprising:

a substrate;

a display region arranged on the substrate and including a plurality of pixels;

a first wiring provided on the substrate;

a first conductive layer provided on the first wiring and electrically connected to the first wiring;

a sealing layer overlapping the display region;

a sensor electrode provided on the sealing layer and overlapping the display region; and

a second wiring passing over at least a portion of an end of the first conductive layer provided with the sealing layer and electrically connecting the sensor electrode and the first conductive layer,

wherein

the sealing layer overlaps at least the portion of the end of the first conductive layer.

2 . The display device according to claim 1 , wherein

the sealing layer includes at least one inorganic film.

3 . The display device according to claim 1 , wherein

the sealing layer includes a first opening above the first conductive layer, the sealing layer is provided so as to surround all sides of the first opening to expose a surface of the first conductive layer in a region surrounded by the sides.

4 . The display device according to claim 1 , further comprising:

an insulating layer provided immediately below the second wiring.

5 . The display device according to claim 4 , wherein

the insulating layer includes a second opening exposing the first conductive layer, and

an end of the sealing layer is provided between an end of the second opening and the display region.

6 . The display device according to claim 1 , further comprising:

a third wiring provided between the first conductive layer and the second wiring.

7 . The display device according to claim 1 , further comprising:

a flexible printed circuit board electrically connected to the first wiring, wherein the flexible printed circuit board drives the plurality of pixels and a touch sensor including the sensor electrode.

8 . The display device according to claim 1 , further comprising:

a second conductive layer provided on the first wiring and electrically connected to the first wiring; and

a flexible printed circuit board driving a touch sensor including the sensor electrode,

wherein

the sealing layer is further provided on at least an end of the second conductive layer, and

the flexible printed circuit board is provided on the end of the second conductive layer provided with the sealing layer, and is electrically connected to the second conductive layer.

9 . The display device according to claim 1 , wherein

the sensor electrode includes a first sensor electrode and a second sensor electrode, and the first sensor electrode and the second sensor electrode are insulated from each other and provided on the same insulating surface.

10 . A display device comprising:

a substrate;

a display region arranged on the substrate and including a plurality of pixels;

a first wiring provided on the substrate;

an oxide conductive layer provided on the first wiring and electrically connected to the first wiring;

a sealing layer overlapping the display region;

a sensor electrode provided on the sealing layer and overlapping the display region; and

a second wiring electrically connecting the sensor electrode and the oxide conductive layer,

wherein

the sealing layer overlaps at least a portion of an end of the oxide conductive layer at an overlapping region, and

the second wiring passes over the overlapping region.

11 . The display device according to claim 10 , wherein

the sealing layer includes at least one inorganic film.

12 . The display device according to claim 10 , wherein

the sealing layer includes a first opening above the oxide conductive layer, the sealing layer is provided so as to surround all sides of the first opening to expose a surface of the oxide conductive layer in a region surrounded by the sides.

13 . The display device according to claim 10 , further comprising:

an insulating layer provided immediately below the second wiring.

14 . The display device according to claim 13 , wherein

the insulating layer includes a second opening exposing the oxide conductive layer, and

an end of the sealing layer is provided between an end of the second opening and the display region.

15 . The display device according to claim 10 , further comprising:

a third wiring provided between the oxide conductive layer and the second wiring.

16 . The display device according to claim 10 , further comprising:

a flexible printed circuit board electrically connected to the first wiring, wherein the flexible printed circuit board drives the plurality of pixels and a touch sensor including the sensor electrode.

17 . The display device according to claim 10 , further comprising:

a second oxide conductive layer provided on the first wiring and electrically connected to the first wiring; and

a flexible printed circuit board driving a touch sensor including the sensor electrode,

wherein

the sealing layer is further provided on at least an end of the second oxide conductive layer, and

the flexible printed circuit board is provided on the end of the second oxide conductive layer provided with the sealing layer, and is electrically connected to the second oxide conductive layer.

18 . The display device according to claim 10 , wherein

the sensor electrode includes a first sensor electrode and a second sensor electrode, and the first sensor electrode and the second sensor electrode are insulated from each other and provided on the same insulating surface.

19 . A display device comprising:

a substrate;

a display region arranged on the substrate and including a plurality of pixels;

a first wiring provided on the substrate;

a conductive layer provided on the first wiring and electrically connected to the first wiring;

a sealing layer overlapping the display region;

a sensor electrode provided on the sealing layer and overlapping the display region; and

a second wiring electrically connecting the sensor electrode and the conductive layer,

wherein

the sealing layer overlaps at least a portion of an end of the conductive layer at an overlapping region, and

the second wiring passes over the overlapping region.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jul 3, 2025
From: JAPAN DISPLAY INC.
To: MAGNOLIA WHITE CORPORATION
Reel/Frame 071604/0061 →