Image sensor with reduced crosstalk between pixels
US12396281B2 · kind B2 · utility
0Cited by
5References
17Claims
0Family size
Assignee
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Key dates
| Filing date | Nov 24, 2021 |
| Grant date | Aug 19, 2025 |
| Priority date | — |
| Expiry date | Feb 11, 2044 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/8057
Abstract
An image sensor includes a first pixel; a second pixel disposed adjacent to the first pixel; a pixel isolation structure disposed between the first pixel and the second pixel; a rear side anti-reflective layer disposed on the first pixel, the second pixel, and the pixel isolation structure; and a fence disposed on the rear side anti-reflective layer aligning with the pixel isolation structure and including a buried air gap.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.