公开(公告)号：US20180074382A1

公开(公告)日：2018-03-15

申请号：US15700391

申请日：2017-09-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Duhyun LEE ,  Changgyun SHIN ,  Jisoo KYOUNG ,  Byounglyong CHOI

IPC: G02F1/19 ,  G02B26/06 ,  G02F1/29 ,  G02F1/00 ,  G02F1/03

CPC classification number: G02F1/19 ,  G02B26/06 ,  G02F1/0018 ,  G02F1/0316 ,  G02F1/292 ,  G02F2203/10 ,  G02F2203/50

Abstract: A phase modulation active device and a method of driving the phase modulation active device are provided. The phase modulation active device includes channels independently modulating a phase of incident light. The method includes selecting a first phase value and a second phase value to be used for the channels, setting a binary phase profile by allocating the selected first phase value or the selected second phase value to each of the channels quasi-periodically, in a sequence in which the channels are arranged, and driving the phase modulation active device, based on the set binary phase profile.

公开(公告)号：US20180059223A1

公开(公告)日：2018-03-01

申请号：US15483135

申请日：2017-04-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Byunggil JEONG ,  Jaeduck JANG ,  Duhyun LEE

IPC: G01S7/481 ,  G02F1/29 ,  G02B27/14 ,  G02B27/28

CPC classification number: G01S7/4817 ,  G01S7/4814 ,  G01S7/4815 ,  G01S17/42 ,  G02B27/141 ,  G02B27/283 ,  G02F1/292 ,  G02F2001/291 ,  G02F2203/50

Abstract: An optical scanning device includes a light source configured to emit first light in a first wavelength range and second light in a second wavelength range, a beam divider configured to allow the first light to travel in a first direction, and receive the second light, and allow the second light to travel in a second direction different from the first direction, a first optical modulator configured to receive the first light, and modulate a phase of the first light received by the first optical modulator to change a travelling direction of the first light received by the first optical modulator, and a second optical modulator configured to receive the second light, and modulate a phase of the second light received by the second optical modulator to change a travelling direction of the second light received by the second optical modulator.

公开(公告)号：US20180024412A1

公开(公告)日：2018-01-25

申请号：US15656318

申请日：2017-07-21

Applicant: SAMSUNG ELECTRONICS CO.,LTD.

Inventor： Sunil KIM ,  Jaechul PARK ,  Duhyun LEE ,  Byounglyong CHOI

IPC: G02F1/29 ,  G02F1/00

CPC classification number: G02F1/292 ,  B82Y20/00 ,  G02F1/0018 ,  G02F1/015 ,  G02F1/29 ,  G02F2202/10 ,  H01L31/02327 ,  H01L31/103

Abstract: A beam steering device is provided including a p-n junction layer disposed on a reflective electrode layer, wherein a refractive index of the p-n junction layer is variable according to a voltage applied to the reflective electrode layer; a nanoantenna layer including a plurality of components disposed on the p-n junction layer; and a common electrode electrically connected to each of the plurality of components of the nanoantenna. The p-n junction layer may include a p-doped layer and an n-doped layer.

公开(公告)号：US20170168324A1

公开(公告)日：2017-06-15

申请号：US15364796

申请日：2016-11-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunil KIM ,  Changgyun SHIN ,  Duhyun LEE ,  Jungwoo KIM

IPC: G02F1/015 ,  H01L29/786 ,  G02F1/29 ,  H01L29/24

CPC classification number: G02F1/015 ,  B82Y20/00 ,  G02B1/002 ,  G02F1/0009 ,  G02F1/29 ,  G02F2202/30 ,  H01L29/24 ,  H01L29/7869

Abstract: A meta device includes a plurality of meta structures that spaced apart from each other and reflect at least a portion of incident light, a plurality of electrodes that are spaced apart from each other, and a controller configured to control a phase shift of reflected light using a voltage applied to the plurality of electrodes.

公开(公告)号：US20170139137A1

公开(公告)日：2017-05-18

申请号：US15096568

申请日：2016-04-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Changbum LEE ,  Duhyun LEE ,  Sunil KIM ,  Jungwoo KIM ,  Byunggil JEONG

IPC: G02B6/13 ,  B05D7/00 ,  C23C28/00 ,  B05D3/00 ,  C23C30/00 ,  G02B6/122 ,  B05D5/06

CPC classification number: G02B6/13 ,  B05D3/007 ,  B05D5/06 ,  B05D7/5883 ,  B82Y20/00 ,  C23C28/32 ,  C23C28/345 ,  C23C30/005 ,  G02B1/002 ,  G02B5/008 ,  G02B6/1226

Abstract: A method of manufacturing a nano antenna is provided. The method includes forming a material layer on a substrate, defining a portion of the material layer, forming an adhesion layer on the defined portion of the material layer, forming a nano antenna material layer on the adhesion layer, and removing the adhesion layer to thereby manufacture the nano antenna.

公开(公告)号：US20230217128A1

公开(公告)日：2023-07-06

申请号：US18072689

申请日：2022-11-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Yibing Michelle WANG ,  Chunji WANG ,  Yanhai REN ,  Tze-Ching FUNG ,  Duhyun LEE

IPC: H04N25/713 ,  H04N25/53

CPC classification number: H04N25/713 ,  H04N25/53

Abstract: The present disclosure relates to a method and system for imaging a scene. The method includes generating a shutter pattern and applying the shutter pattern to a photodetector array. The system includes a sensor architecture in three dimensions, where elements of the sensor architecture are stacked in two or more layers. Some elements of the sensor architecture include a photodetector array, register array, a generator to generate shutter patterns, readout circuitry, and an ISP.

公开(公告)号：US20230016681A1

公开(公告)日：2023-01-19

申请号：US17948026

申请日：2022-09-19

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  CALIFORNIA INSTITUTE OF TECHNOLOGY

Inventor： Duhyun LEE ,  Muhammad ALAM ,  Harry ATWATER ,  Ragip PALA ,  Byunghoon NA ,  Seunghoon HAN

IPC: G01S17/02 ,  G02F1/017 ,  G01S7/481 ,  G02F1/21 ,  G02F1/29

Abstract: Provided are an optical modulating device and a system including the optical modulating device. The optical modulating device includes a substrate, and a phase modulator formed on the substrate and including a Fabry-Perot cavity. The Fabry-Perot cavity of the phase modulator includes a first reflective layer, a second reflective layer, and a tunable core formed between the first reflective layer and the second reflective layer, wherein the tunable core is formed of a semiconductor material and is configured to modulate a phase of light corresponding to modulation of a refractive index of the tunable core according to electrical control.

公开(公告)号：US20220308369A1

公开(公告)日：2022-09-29

申请号：US17842327

申请日：2022-06-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Duhyun LEE ,  Changgyun SHIN ,  Sunil KIM ,  Junghyun PARK ,  Byunggil JEONG

IPC: G02F1/017 ,  G02F1/01 ,  G02F1/19

Abstract: 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.

公开(公告)号：US20220137402A1

公开(公告)日：2022-05-05

申请号：US17575189

申请日：2022-01-13

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Junghyun PARK ,  Sunil KIM ,  Duhyun LEE ,  Byunggil JEONG

IPC: G02B26/12 ,  G01S7/481

Abstract: Provided are a beam scanning device and a system including the beam scanning device. The beam scanning device includes: a spatial light modulator configured to modulate a phase of a light for a corresponding pixel of a plurality of pixels; and a phase mask including a support plate arranged in an output direction of the light that is output from the spatial light modulator and a plurality of nanostructures arranged on the support plate differently for each of the plurality of pixels to control the phase of the light.

公开(公告)号：US20220011642A1

公开(公告)日：2022-01-13

申请号：US17365674

申请日：2021-07-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Duhyun LEE ,  Sunil KIM ,  Junghyun PARK ,  Changgyun SHIN ,  Byunggil JEONG

IPC: G02F1/29

Abstract: Provided is a light modulation element including a first contact layer, a second contact layer, an active layer provided between the first contact layer and the second contact layer, a first contact plug provided between the first contact layer and the active layer, and a second contact plug provided between the second contact layer and the active layer, wherein a width of at least one of the first contact plug and the second contact plug is less than a width of the active layer.