METHODS AND APPARATUS FOR FORMING COLOR FILTER ON ARRAY FLAT PANEL DISPLAYS
First Claim
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1. A method comprising:
- forming opaque features on a substrate wherein the opaque features include circuit features;
applying a pixel matrix material to the substrate; and
applying an activation energy to portions of the pixel matrix material through the substrate using the opaque features as a mask.
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Abstract
The present invention provides a self-aligned color filter on array substrate made with a minimum number of masks. The invention includes forming opaque features on a substrate wherein the opaque features include circuit features, applying a pixel matrix material to the substrate, and applying an activation energy to portions of the pixel matrix material through the substrate using the opaque features as a mask. Numerous other aspects are provided.
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Citations
20 Claims
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1. A method comprising:
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forming opaque features on a substrate wherein the opaque features include circuit features; applying a pixel matrix material to the substrate; and applying an activation energy to portions of the pixel matrix material through the substrate using the opaque features as a mask. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18)
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19. An apparatus comprising:
a substrate including a color filter and a thin film transistor array, wherein the substrate is formed by; forming opaque features on the substrate wherein the opaque features include data lines and gate lines; applying a positive photosensitive pixel matrix material to the substrate; and lithographically exposing portions of the positive photosensitive pixel matrix material through the substrate using the opaque features as a mask.
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20. A system comprising:
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a first substrate with a transistor array and color filter wherein the first substrate is made by; forming opaque features on a substrate wherein the opaque features include circuit features; applying a pixel matrix material to the substrate; and applying activation energy to portions of the pixel matrix material through the substrate using the opaque features as a mask; a second substrate having a counter electrode; a sealant for assembling the first substrate and the second substrate; a spacer separating the first substrate and the second substrate; a liquid crystal material between the first substrate and the second substrate; and a polarizer associated with each of the first substrate and the second substrate.
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Specification