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US 2021/0175271 A1Published application
Semiconductor device and method for forming the same
AssigneeVanguard International Semiconductor Corporation
InventorsHsin-Hui LEE, Han-Liang TSENG, Hsueh-Jung LIN, Chin-Cheng LI
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Abstract
A semiconductor device includes a substrate and a light collimator layer. The substrate has a plurality of pixels. The light collimator layer is disposed on the substrate. The light collimator layer includes a light shielding layer disposed on the substrate, a plurality of transparent pillars disposed in the light shielding layer, and a plurality of optical microlenses disposed on the pixels.
Claims20
A semiconductor device, comprising:
- a substrate, wherein the substrate comprises a plurality of pixels;
- and
- a light collimator layer disposed on the substrate;
- wherein the light collimator layer comprises:
- a light shielding layer disposed on the substrate;
- a plurality of transparent pillars disposed in the light shielding layer, wherein the transparent pillars cover the pixels;
- and
- a plurality of optical microlenses disposed on the pixels.
5 more elements
A method for forming a semiconductor device, comprising:
- providing a substrate, wherein the substrate comprises a plurality of pixels;
- forming a plurality of transparent pillars on the pixels;
- forming a light shielding layer on the substrate, wherein the light shielding layer surrounds the transparent pillars;
- and
- forming a plurality of optical microlenses on the pixels.
2 more elements
Dependencies are inferred from the claim text.