US 2022/0069167 A1Published application

Display device

AssigneeSamsung Display Co., Ltd.

InventorsJong Chan LEE, Tae Hee LEE, Woong Hee JEONG

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Abstract

A display device includes a substrate including first areas and second areas, active layers disposed on the substrate in the second areas, a first conductive layer including first gate electrodes, a first interlayer insulating layer disposed on the first conductive layer and the substrate, a second conductive layer including first and second electrodes which are disposed in each of the first areas to be spaced apart from each other, a second interlayer insulating layer disposed on the second conductive layer and the first interlayer insulating layer, a third conductive layer including source electrodes and drain electrodes which are disposed on the second interlayer insulating layer in the second areas, a via layer disposed on the third conductive layer in the second areas and exposing the first areas and light-emitting elements disposed on the second interlayer insulating layer in each of the first areas.

Claims20

Dependent claims

A display device comprising:

a substrate including a plurality of first areas and a plurality of second areas, at least one of the plurality of second areas being disposed between adjacent ones of the plurality of first areas;
active layers disposed on the substrate in the plurality of second areas;
a first conductive layer including first gate electrodes which are disposed on the active layers;
a first interlayer insulating layer disposed on the first conductive layer and the substrate;
a second conductive layer including a first electrode and a second electrode which are disposed in each of the plurality of first areas and are spaced apart from each other;
a second interlayer insulating layer disposed on the second conductive layer and the first interlayer insulating layer;
a third conductive layer including source electrodes and drain electrodes which are disposed on the second interlayer insulating layer in the plurality of second areas;
a via layer disposed on the third conductive layer in the plurality of second areas and exposing the plurality of first areas;
and
a plurality of light-emitting elements disposed on the second interlayer insulating layer in each of the plurality of first areas, each of the plurality of light-emitting elements including end portions disposed on the first and second electrodes.

7 more elements

A display device comprising:

a substrate;
a via layer disposed on the substrate extending in a first direction and a second direction which intersects the first direction, and surrounding a plurality of first areas;
first transistors disposed in a plurality of second areas in which the via layer is disposed;
a first electrode and a second electrode disposed in each of the plurality of first areas, extending in the second direction, and spaced apart from each other in the first direction;
a plurality of light-emitting elements disposed on the first and second electrodes;
a first contact electrode disposed on the first electrode and electrically contacting first end portions of the plurality of light-emitting elements;
a second contact electrode disposed on the second electrode and electrically contacting second end portions of the plurality of light-emitting elements;
and
a reflective layer surrounding the plurality of first areas and disposed on inner sides of the via layer.

6 more elements

Dependencies are inferred from the claim text.