Illumination apparatus
First Claim
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1. A method for manufacturing an illumination apparatus, the method comprising:
- filling a container with a liquid and diced LEDs;
providing a substrate within the container, the substrate having an array of adhesive regions interspersed by non-adhesive regions formed on a surface of the substrate; and
self-assembling, by the LEDs, onto the adhesive regions by means of adhesion between the LEDs and the adhesive regions.
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Abstract
An illumination apparatus comprises a plurality of LEDs aligned to an array of directional optical elements wherein the LEDs are substantially at the input aperture of respective optical elements. An electrode array is formed on the array of optical elements to provide at least a first electrical connection to the array of LED elements. Advantageously such an arrangement provides low cost and high efficiency from the directional LED array.
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Citations
14 Claims
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1. A method for manufacturing an illumination apparatus, the method comprising:
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filling a container with a liquid and diced LEDs; providing a substrate within the container, the substrate having an array of adhesive regions interspersed by non-adhesive regions formed on a surface of the substrate; and self-assembling, by the LEDs, onto the adhesive regions by means of adhesion between the LEDs and the adhesive regions. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14)
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Specification