Image sensor
US11233087B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 11, 2020 |
| Grant date | Jan 25, 2022 |
| Priority date | — |
| Expiry date | Apr 11, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/8037
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed is an image sensor including a substrate having a first surface and a second surface opposite to each other, a first photoelectric conversion region and a second photoelectric conversion region in the substrate, a through electrode between the first and second photoelectric conversion regions, an insulation structure on the second surface of the substrate, a first color filter and a second color filter respectively provided on the first and second photoelectric conversion regions, and a photoelectric conversion layer on the insulation structure and electrically connected to the through electrode. The through electrode include a first end adjacent to the first surface and a second end adjacent to the second surface. The first end has a non-planar shape.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.