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US 2026/0082722 A1Published application
Miniaturized optical sensor package
AssigneePixart Imaging Inc.
InventorsCHI-CHIH SHEN, Kuo-Hsiung Li, Shang-Feng Hsieh, Jui-Cheng Chuang, Yi-Chang Chang
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Abstract
There is provided an optical sensor package including a substrate, a base layer, an optical detection region, a light source and a light blocking wall. The base layer is arranged on the substrate. The light detection region and the light source are arranged on the base layer. The light blocking wall is arranged on the base layer, and located between the light detection region and the light source to block light directly propagating from the light source to the light detection region.
Claims10
An optical sensor package, comprising:
- a substrate;
- an optical sensor chip, the optical sensor chip comprising:
- a base layer, arranged on and electrically coupled to the substrate;
- a light detection region, arranged in the base layer;
- and
- a light source, arranged on and electrically coupled to the base layer;
- and
- an opaque cover, comprising a first space for accommodating the light source and a second space for accommodating the light detection region, the opaque cover further comprising a light blocking wall arranged on the base layer and between the light detection region and the light source.
5 more elements
Dependencies are inferred from the claim text.