Light modulator, beam steering device including the light modulator, and electronic device including the beam steering device

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United States of America

PATENT NO 12140824
APP PUB NO 20220308369A1
SERIAL NO

17842327

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Importance

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Abstract

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A light modulator for amplifying an intensity of incident light and modulating a phase of the incident light is provided. The light modulator includes: a first distributed Bragg reflector (DBR) layer having a first reflectivity and comprising at least two first refractive index layers that have different refractive indices from each other and are repeatedly alternately stacked; a second DBR layer having a second reflectivity and comprising at least two second refractive index layers that have different refractive indices from each other and are repeatedly alternately stacked; and an active layer disposed between the first DBR layer and the second DBR layer, and comprising a quantum well structure.

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Patent Owner(s)

Patent OwnerAddress
SAMSUNG ELECTRONICS CO LTD129 SAMSUNG-RO YEONGTONG-GU SUWON-SI GYEONGGI-DO 16677

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Jeong, Byunggil Anyang-si, KR 49 74
Kim, Sunil Hwaseong-si, KR 123 714
Lee, Duhyun Yongin-si, KR 64 265
Park, Junghyun Hwaseong-si, KR 112 575
Shin, Changgyun Anyang-si, KR 60 261

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