Light receiving device, method of manufacturing light receiving device, imaging device, and electronic apparatus
US10622392B2 · kind B2 · utility
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17Claims
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Key dates
| Filing date | Nov 15, 2016 |
| Grant date | Apr 14, 2020 |
| Priority date | — |
| Expiry date | Nov 15, 2036 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E10/50
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A light receiving device includes: a photoelectric conversion layer that includes a first compound semiconductor, and absorbs a wavelength in an infrared region to generate electrical charges; a plurality of contact layers that include a second compound semiconductor, and are provided on the photoelectric conversion layer at spacing intervals with respect to one another; and a covering layer that is formed to cover a portion corresponding to the spacing intervals of a front surface of the photoelectric conversion layer and side surfaces of the respective contact layers, and includes a Group IV semiconductor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.