US 12,588,350 B2 · Display device

Abstract

A display device includes: a base layer; a circuit layer on the base layer; and an element layer on the circuit layer and including a light emitting element and a hybrid element, wherein the hybrid element includes: a hybrid anode electrode; a light receiving stack on the hybrid anode electrode; a light emitting stack on the light receiving stack; and a hybrid cathode electrode on the light emitting stack, wherein the light emitting element is configured to be turned on to emit a first color light in a light emitting mode and a light receiving mode, wherein the hybrid element is configured to be turned on to output a second color light in the light emitting mode, and wherein the hybrid element is configured to be turned on to receive the first color light in the light receiving mode.

Claims19

Dependent claims

A display device comprising:

a base layer;
a circuit layer on the base layer;
and
an element layer on the circuit layer and including a light emitting element and a hybrid element,
wherein the hybrid element includes:
a hybrid anode electrode;
a light receiving stack on the hybrid anode electrode;
a light emitting stack on the light receiving stack;
and
a hybrid cathode electrode on the light emitting stack,
wherein the light emitting element is configured to be turned on to emit a first color light in a light emitting mode and a light receiving mode,
wherein the hybrid element is configured to be turned on to output a second color light in the light emitting mode,
wherein the hybrid element is configured to be turned on to receive the first color light in the light receiving mode, and
wherein the first color light and the second color light are lights having a same color wavelength range.

11 more elements

An electronic device comprising:

a base layer;
a circuit layer on the base layer;
an element layer on the circuit layer and including a light emitting element and a hybrid element;
and
a color filter layer on the element layer and including a first color filter corresponding to the light emitting element and a second color filter corresponding to the hybrid element,
wherein the circuit layer includes:
a pixel circuit connected to the light emitting element;
a pixel circuit unit connected to the hybrid element, the pixel circuit unit having a circuit structure identical to a circuit structure of the pixel circuit;
and
a sensor circuit unit connected to the hybrid element and the pixel circuit unit, and
wherein the hybrid element includes:
a light emitting unit configured to be turned on by the pixel circuit unit in a reverse bias state;
and
a light receiving unit configured to be turned on by the sensor circuit unit in a forward bias state,
wherein the first and second color filters have a same color.

12 more elements

Dependencies are inferred from the claim text.

Display device

Life of this patent

Display device

Life of this patent

Abstract

Claims19