Granted Patent B2

US 12,737,083 · App. 18/563,630 · Granted Sep 15, 2026

Inventors: Daisuke Kubota (Atsugi, JP); Kenichi Okazaki (Atsugi, JP); Ryo Hatsumi (Hadano, JP); Koji Kusunoki (Isehara, JP); Shunpei Yamazaki (Tokyo, JP)

Assignee: Semiconductor Energy Laboratory Co., Ltd.

G06F3/0421H10K39/34H10K50/00H10K59/00H10K59/871H10K59/873

Abstract

Claims (84)

1 . A display apparatus comprising:

a light-emitting element;

a light-receiving element;

a first resin layer; and

a light-blocking layer,

wherein a first pixel electrode, a first organic layer, and a common electrode are stacked in this order in the light-emitting element,

wherein a second pixel electrode, a second organic layer, and the common electrode are stacked in this order in the light-receiving element,

wherein the first organic layer comprises a first light-emitting layer,

wherein the second organic layer comprises a photoelectric conversion layer,

wherein the light-blocking layer comprises a portion positioned between the light-emitting element and the light-receiving element in a plan view,

wherein the first resin layer is provided to cover the light-emitting element and the light-receiving element,

wherein the first resin layer comprises a portion positioned between the light-emitting element and the light-blocking layer and a portion positioned between the light-receiving element and the light-blocking layer, and

wherein the first resin layer comprises a portion with a thickness smaller than an arrangement interval between the light-emitting element and the light-receiving element in a region overlapping with the light-blocking layer.

2 . The display apparatus according to claim 1 , further comprising a first spacer,

wherein the first spacer comprises a portion overlapping with the light-emitting element, and a portion positioned, in a plan view, between the light-emitting element and the light-receiving element,

wherein the first spacer comprises an opening overlapping with the light-receiving element,

wherein the light-blocking layer is positioned between the first resin layer and the first spacer,

wherein the light-blocking layer comprises a portion covering an inner wall of the opening of the first spacer, and

wherein the first resin layer comprises a portion smaller than the arrangement interval between the light-emitting element and the light-receiving element in a region overlapping with the first spacer and the light-blocking layer.

3 . The display apparatus according to claim 1 , further comprising a second resin layer,

wherein the second resin layer is positioned in a region between the light-emitting element and the light-receiving element, and

wherein the second resin layer comprises a portion not overlapping with the first organic layer, the second organic layer, the first pixel electrode, and the second pixel electrode but overlapping with the common electrode.

4 . The display apparatus according to claim 3 ,

wherein the second resin layer is divided into a first portion positioned on a side of the light-emitting element and a second portion positioned on a side of the light-receiving element, and

wherein the common electrode is provided to cover the first portion and the second portion and fill a gap between the first portion and the second portion.

5 . The display apparatus according to claim 1 , further comprising a first insulating layer,

wherein the first insulating layer is positioned between the light-emitting element and the light-receiving element, and

wherein the first insulating layer is in contact with an end portion of the first organic layer and an end portion of the second organic layer.

6 . The display apparatus according to claim 1 , further comprising a first layer and a second layer between the light-emitting element and the light-receiving element,

wherein the first layer overlaps with the second organic layer and comprises the same material as the first organic layer,

wherein the second layer overlaps with the first organic layer and comprises the same material as the second organic layer,

wherein the end portion of the first organic layer and an end portion of the first layer are provided to face each other in the region between the light-emitting element and the light-receiving element, and

wherein the end portion of the second organic layer and an end portion of the second layer are provided to face each other in the region between the light-emitting element and the light-receiving element.

7 . A display apparatus comprising:

a light-emitting element;

a light-receiving element;

a first resin layer;

a light-blocking layer; and

a second spacer,

wherein a first pixel electrode, a first organic layer, and a common electrode are stacked in this order in the light-emitting element,

wherein a second pixel electrode, a second organic layer, and the common electrode are stacked in this order in the light-receiving element,

wherein the first organic layer comprises a first light-emitting layer,

wherein the second organic layer comprises a photoelectric conversion layer,

wherein the second spacer comprises a portion overlapping with the light-receiving element, and a portion positioned, in a plan view, between the light-emitting element and the light-receiving element,

wherein the second spacer does not overlap with the light-emitting element,

wherein the light-blocking layer is provided to cover a top surface and a side surface of a side end portion of the second spacer, and

wherein the first resin layer is provided to cover the light-emitting element, the light-receiving element, the second spacer, and the light-blocking layer.

8 . The display apparatus according to claim 7 , further comprising a second resin layer,

wherein the second resin layer is positioned in a region between the light-emitting element and the light-receiving element, and

wherein the second resin layer comprises a portion not overlapping with the first organic layer, the second organic layer, the first pixel electrode, and the second pixel electrode but overlapping with the common electrode.

9 . The display apparatus according to claim 7 , further comprising a first insulating layer,

wherein the first insulating layer is positioned between the light-emitting element and the light-receiving element, and

wherein the first insulating layer is in contact with an end portion of the first organic layer and an end portion of the second organic layer.

10 . The display apparatus according to claim 7 , further comprising a first layer and a second layer between the light-emitting element and the light-receiving element,

wherein the first layer overlaps with the second organic layer and comprises the same material as the first organic layer,

wherein the second layer overlaps with the first organic layer and comprises the same material as the second organic layer,

wherein the end portion of the first organic layer and an end portion of the first layer are provided to face each other in the region between the light-emitting element and the light-receiving element, and

wherein the end portion of the second organic layer and an end portion of the second layer are provided to face each other in the region between the light-emitting element and the light-receiving element.

11 . A display apparatus comprising:

a light-emitting element;

a light-receiving element;

a first resin layer;

a light-blocking layer; and

a protective layer,

wherein a first pixel electrode, a first organic layer, and a common electrode are stacked in this order in the light-emitting element,

wherein a second pixel electrode, a second organic layer, and the common electrode are stacked in this order in the light-receiving element,

wherein the first organic layer comprises a first light-emitting layer,

wherein the second organic layer comprises a photoelectric conversion layer,

wherein the protective layer is provided to cover the light-emitting element and the light-receiving element,

wherein the protective layer comprises a portion positioned between the first resin layer and the light-emitting element and a portion positioned between the first resin layer and the light-receiving element,

wherein the light-blocking layer comprises a portion positioned between the light-emitting element and the light-receiving element in a plan view,

wherein the light-blocking layer comprises a portion in contact with the protective layer, and

wherein the first resin layer is divided with the light-blocking layer as a boundary.

12 . The display apparatus according to claim 11 , further comprising a second resin layer,

wherein the second resin layer is positioned in a region between the light-emitting element and the light-receiving element, and

wherein the second resin layer comprises a portion not overlapping with the first organic layer, the second organic layer, the first pixel electrode, and the second pixel electrode but overlapping with the common electrode.

13 . The display apparatus according to claim 11 , further comprising a first insulating layer,

wherein the first insulating layer is positioned between the light-emitting element and the light-receiving element, and

wherein the first insulating layer is in contact with an end portion of the first organic layer and an end portion of the second organic layer.

14 . The display apparatus according to claim 11 , further comprising a first layer and a second layer between the light-emitting element and the light-receiving element,

wherein the first layer overlaps with the second organic layer and comprises the same material as the first organic layer,

wherein the second layer overlaps with the first organic layer and comprises the same material as the second organic layer,

wherein the end portion of the first organic layer and an end portion of the first layer are provided to face each other in the region between the light-emitting element and the light-receiving element, and

wherein the end portion of the second organic layer and an end portion of the second layer are provided to face each other in the region between the light-emitting element and the light-receiving element.

Assignments (1)

Priority Claims (1)

Continuity (1)

References Cited (127)