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US 9,287,314 B2Granted
Solid-state imaging device, light detecting device, and electronic apparatus
AssigneeSony Corporation
InventorAtsushi Toda
Life of this patent
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Abstract
A solid-state imaging device includes a Multi-Quantum Wells (MQW) structure which combines and uses a non-Group IV lattice matching-based compound semiconductor with an absolute value of a mismatch ratio of less than 1% on a silicon substrate so as to have sensitivity to at least infrared light.
Claims19
A solid-state imaging device, comprising:
- a Multi-Quantum Wells (MQW) structure which combines and uses a non-Group IV lattice matching-based compound semiconductor with an absolute value of a mismatch ratio of less than 1% on a silicon substrate so as to have sensitivity to at least infrared light, wherein the MQW structure has a photoelectron conversion part, and wherein a surface layer of the photoelectron conversion part is p+.
A light detecting device, comprising:
- a Multi-Quantum Wells (MQW) structure which combines and uses a non-Group IV lattice matching-based compound semiconductor with an absolute value of a mismatch ratio of less than 1% on a silicon substrate so as to have sensitivity to at least infrared light, wherein the MQW structure has a photoelectron conversion part, and wherein a surface layer of the photoelectron conversion part is p+.
An electronic apparatus comprising:
- a solid-state imaging device provided with a Multi-Quantum Wells (MQW) structure which combines and uses a non-Group IV lattice matching-based compound semiconductor with an absolute value of a mismatch ratio of less than 1% on a silicon substrate so as to have sensitivity to at least infrared light, wherein the MOW structure has a photoelectron conversion part, and wherein a surface layer of the photoelectron conversion part is p+;
- an optical system which emits incident light to the solid-state imaging device;
- and
- a signal processing circuit which processes an output signal which is output from the solid-state imaging device.
1 more element
Dependencies are inferred from the claim text.