Substrate with topological features for steering fluidic assembly LED disks
First Claim
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1. A fluidic assembly direct-emission display panel comprising:
- a substrate with a planar top surface and interconnect pads aligned in a plurality of rows;
a first film disposed over the top surface of the substrate, wherein the first film includes a plurality of wells, and wherein each of the plurality of wells exposes a corresponding ones of the interconnect pads; and
a second film disposed over the first film, wherein the second film includes at least one steering feature surrounding two or more of the plurality of wells.
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Abstract
Embodiments are related to integrated circuit (IC) fabrication and, more particularly, to a fluidic assembly process for the placement of light emitting diodes on a direct-emission display substrate.
61 Citations
11 Claims
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1. A fluidic assembly direct-emission display panel comprising:
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a substrate with a planar top surface and interconnect pads aligned in a plurality of rows; a first film disposed over the top surface of the substrate, wherein the first film includes a plurality of wells, and wherein each of the plurality of wells exposes a corresponding ones of the interconnect pads; and a second film disposed over the first film, wherein the second film includes at least one steering feature surrounding two or more of the plurality of wells. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10)
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11. A display panel, the panel comprising:
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a substrate with a planar top surface and interconnect pads; a first film layer disposed over the top surface of the substrate, wherein the first film layer includes a plurality of wells, and wherein each of the plurality of wells exposes a corresponding ones of the interconnect pads; and a second film layer disposed over the first film layer, wherein the second film layer includes at least one steering structure surrounding two or more of the plurality of wells.
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Specification