Display device having spacers on light-emitting elements and manufacturing method thereof
AssigneeInnolux Corporation
InventorShu-Han Yu
Life of this patent
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Abstract
The present disclosure provides a display device and a manufacturing method thereof. The manufacturing method of the display device includes providing a first substrate, providing a second substrate, forming a plurality of spacers on the first substrate or the second substrate by a printing process, and attaching the first substrate and the second substrate to each other, wherein the first substrate and the second substrate are separated by the spacers. The first substrate includes a plurality of light-emitting elements, the second substrate includes a plurality of optical filter elements, and the light-emitting elements overlap the optical filter elements, respectively.
Claims15
A manufacturing method of a display device, comprising:
- providing a first substrate, wherein the first substrate comprises a plurality of light-emitting elements;
- providing a second substrate, wherein the second substrate comprises a plurality of optical filter elements;
- forming a plurality of spacers on the first substrate or the second substrate by a printing process;
- and
- attaching the first substrate and the second substrate to each other through an adhesive material between the first substrate and the second substrate, wherein the first substrate and the second substrate are separated from each other by the plurality of spacers, the plurality of spacers are respectively disposed on a plurality of the plurality of the light-emitting elements, and the plurality of light-emitting elements respectively overlap the plurality of optical filter elements,
- wherein one of the plurality of light-emitting elements comprises an N-type semiconductor layer, a P-type semiconductor layer and a light-emitting layer between the N-type semiconductor layer and the P-type semiconductor layer, and one of the plurality of spacers is disposed on the one of the plurality of light-emitting elements and does not overlap the light-emitting layer.
A display device, comprising:
- a first substrate comprising a plurality of light-emitting elements;
- a second substrate comprising a plurality of optical filter elements, wherein the plurality of optical filter elements respectively overlap the plurality of light-emitting elements;
- an adhesive material disposed between the first substrate and the second substrate;
- and
- a plurality of spacers respectively disposed on a plurality of the plurality of the light-emitting elements, wherein the first substrate and the second substrate are separated by the plurality of spacers,
- wherein one of the plurality of light-emitting elements comprises an N-type semiconductor layer, a P-type semiconductor layer and a light-emitting layer between the N-type semiconductor layer and the P-type semiconductor layer, and one of the plurality of spacers is disposed on the one of the plurality of light-emitting elements and does not overlap the light-emitting layer.
A display device, comprising:
- a first substrate comprising a plurality of light-emitting elements;
- a second substrate comprising a plurality of optical filter elements, wherein the plurality of optical filter elements respectively overlap the plurality of light-emitting elements;
- a plurality of spacers disposed between the first substrate and the second substrate;
- and
- an adhesive material disposed between the first substrate and the second substrate;
- wherein one of the plurality of spacers has a maximum height and a maximum width, and at least one of the maximum height and the maximum width ranges from 0.1 μm to 300 μm,
- wherein one of the plurality of light-emitting elements comprises an N-type semiconductor layer, a P-type semiconductor layer and a light-emitting layer between the N-type semiconductor layer and the P-type semiconductor layer, and the one of the plurality of spacers is disposed on the one of the plurality of light-emitting elements and does not overlap the light-emitting layer.
Dependencies are inferred from the claim text.