US 2024/0201813 A1 · TOUCH SUBSTRATE, DISPLAY APPARATUS AND DISPLAY SYSTEM

Abstract

A touch substrate, a display apparatus and a display system are provided. The touch substrate includes: a base substrate including a photosensitive region; and a plurality of photosensitive pixels in an array in the photosensitive region. Each photosensitive pixel includes a plurality of non-visible light sensors and at least one transistor, and each transistor is connected to at least two non-visible light sensors of the plurality of non-visible light sensors.

Claims21

Dependent claims

A touch substrate, comprising:

a base substrate comprising a photosensitive region;
and
a plurality of photosensitive pixels arranged in an array in the photosensitive region,
wherein each photosensitive pixel comprises a plurality of non-visible light sensors and at least one transistor, and each transistor is connected to at least two non-visible light sensors of the plurality of non-visible light sensors.

1 more element

A display apparatus, comprising:

a backlight source;
a liquid crystal display module on a light outgoing side of the backlight source;
and
a touch substrate on a side of the liquid crystal display module opposite to a display surface of the liquid crystal display module;
wherein the touch substrate comprises:
a base substrate comprising a photosensitive region;
and
a plurality of photosensitive pixels arranged in an array in the photosensitive region,
wherein each photosensitive pixel comprises a plurality of non-visible light sensors and at least one transistor, and each transistor is connected to at least two non-visible light sensors of the plurality of non-visible light sensor.

6 more elements

Dependencies are inferred from the claim text.

Facts

Application

18/565,132Filed 3 Jun 2021

Published

20 Jun 2024

Term ends

Not estimatedThe source records don’t support an estimate.

Classification13 codes

G06F 3/0421
By opto-electronic means: by interrupting or reflecting a light beam, e.g. optical touch-screen
G02F 1/13338
Constructional arrangements; Manufacturing methods: input devices, e.g. touch panels
G02F 1/133512
Filters, e.g. light shielding masks: light shielding layers, e.g. black matrix
G06F 3/0412
Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means: digitisers structurally integrated in a display

Touch substrate, display apparatus and display system

Life of this patent

Touch substrate, display apparatus and display system

Life of this patent

Abstract

Claims21