Image sensor including broad band color filter
US10698141B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 12, 2018 |
| Grant date | Jun 30, 2020 |
| Priority date | — |
| Expiry date | Aug 19, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH10F39/8053
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
Provided is an image sensor comprising a color separation element. The image sensor includes a pixel array including a plurality of a first pixels, a plurality of second pixels, and a plurality of third pixels; color separation elements configured to direct light in a second wavelength band travel toward the second pixels and direct a mixture light in a first wavelength band and light in a third wavelength band travel toward the first pixels or the third pixels; and a color filter layer including a first color filter, a second color filter, and a third color filter, wherein the pass bandwidth of the second color filter is greater than the pass bandwidth of each of the first and third color filters.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.