Image sensor with micro lens including a plurality of layers each of different thickness
US9673242B2 · kind B2 · utility
1Cited by
7References
13Claims
0Family size
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Key dates
| Filing date | Oct 30, 2014 |
| Grant date | Jun 6, 2017 |
| Priority date | — |
| Expiry date | May 9, 2035 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F77/40
Abstract
An image sensor includes a color filter configured to pass a specific color of light; a micro lens formed under the color filter and configured with a plurality of layers in which an upper layer has a smaller area than a lower layer; and a photo device formed under the micro lens and configured to receive light passing through the micro lens and convert the received light into an electrical signal.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.