公开(公告)号：US20240241319A1

公开(公告)日：2024-07-18

申请号：US18414694

申请日：2024-01-17

Applicant: Samsung Electronics Co., LTD.

Inventor： Dongsik SHIM ,  Eunkyung Lee ,  Bongyong Jang ,  Chnaggyun Shin

IPC: G02B6/293

CPC classification number: G02B6/29301 ,  G02B6/29395

Abstract: An optical element array and a method of manufacturing the optical element array are provided. The optical element array includes a substrate, an optical passive element layer provided on the substrate and including at least one waveguide, and at least one optical active element provided on the optical passive element layer. An input and output region of the at least one optical active element includes a tapered region.

公开(公告)号：US20210364695A1

公开(公告)日：2021-11-25

申请号：US17023631

申请日：2020-09-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongjae SHIN ,  Dongsik SHIM ,  Eunkyung LEE ,  Changbum LEE ,  Bongyong JANG

IPC: G02B6/12 ,  G02B6/136 ,  G02B6/125

Abstract: A photonic integrated circuit platform includes a substrate, a first oxide layer disposed on the substrate and including an insulating transparent oxide, and a first optical element layer disposed on the first oxide layer and including a semiconductor material. The photonic integrated circuit platform further includes a second optical element layer disposed on the first optical element layer and including an insulating material different from the insulating transparent oxide of the first oxide layer, the second optical element layer further including a compound semiconductor material different from the semiconductor material of the first optical element layer, a second oxide layer disposed on the second optical element layer and including an insulating transparent oxide, and a plurality of optical elements formed by patterning the first optical element layer or the second optical element layer.

公开(公告)号：US20190243000A1

公开(公告)日：2019-08-08

申请号：US16041155

申请日：2018-07-20

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongsik SHIM

IPC: G01S17/93 ,  G01S7/481 ,  G01S17/32 ,  G01S17/42 ,  G02B26/10 ,  B60Q9/00

CPC classification number: G01S17/936 ,  B60Q9/008 ,  G01S7/4817 ,  G01S17/325 ,  G01S17/42 ,  G02B26/10

Abstract: A system including a beam steering device, includes a substrate, at least one light source disposed on the substrate and configured to irradiate at least one light beam, and optical phased arrays disposed on a same plane of the substrate and configured to adjust a direction of the at least one light beam that is irradiated, to output a first plurality of light beams to an object. Each of the optical phased arrays has a different view angle range. The system further includes light detecting elements configured to detect a second plurality of light beams that are reflected by the object to which the first plurality of light beams is output. The light detecting elements respectively correspond to the optical phased arrays.

公开(公告)号：US20180059303A1

公开(公告)日：2018-03-01

申请号：US15414015

申请日：2017-01-24

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jaeseung CHUNG ,  Bongsu SHIN ,  Joonyong PARK ,  Sunghoon LEE ,  Dongouk KIM ,  Hyunjoon KIM ,  Jihyun BAE ,  Dongsik SHIM

IPC: F21V8/00

CPC classification number: G02B6/005 ,  G02B5/1819 ,  G02B5/201 ,  G02B6/0061 ,  G02B6/0068 ,  G02B27/1006

Abstract: A directional backlight unit and a three-dimensional (3D) image display device including the directional backlight unit are provided. The directional backlight unit includes: a light guide plate, a light source configured to irradiate an incident surface of the light guide plate with a plurality of color lights, and a grating that includes a sub-grating configured to react to all of the plurality of color lights. The directional backlight unit may further include a color filter that corresponds to a plurality of color lights emitted from each sub-grating.

公开(公告)号：US20180024287A1

公开(公告)日：2018-01-25

申请号：US15418119

申请日：2017-01-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongsik SHIM ,  Dongouk KIM ,  Hyunjoon KIM ,  Joonyong PARK ,  Jihyun BAE ,  Bongsu SHIN ,  Sunghoon LEE ,  Jaeseung CHUNG

IPC: F21V8/00

CPC classification number: G02B6/0038 ,  G02B5/1852 ,  G02B5/1857 ,  G02B6/0065

Abstract: A directional backlight unit is provided, including a light guide plate, a light source, and a grating that is formed on a light-emitting surface of the light guide plate. The grating is configured such that an intensity of one ray of light, of the light irradiated by the light source and diffracted and emitted by the grating, is greater than a sum of intensities of all other rays of light, of the light irradiated by the light source and diffracted and emitted by the grating.

公开(公告)号：US20240094461A1

公开(公告)日：2024-03-21

申请号：US18517599

申请日：2023-11-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongjae SHIN ,  Dongsik SHIM ,  Eunkyung LEE ,  Changbum LEE ,  Bongyong JANG

IPC: G02B6/12 ,  G02B6/125 ,  G02B6/136

CPC classification number: G02B6/12004 ,  G02B6/12007 ,  G02B6/125 ,  G02B6/136 ,  G02B6/29301

Abstract: A photonic integrated circuit platform includes a substrate, a first oxide layer disposed on the substrate and including an insulating transparent oxide, and a first optical element layer disposed on the first oxide layer and including a semiconductor material. The photonic integrated circuit platform further includes a second optical element layer disposed on the first optical element layer and including an insulating material different from the insulating transparent oxide of the first oxide layer, the second optical element layer further including a compound semiconductor material different from the semiconductor material of the first optical element layer, a second oxide layer disposed on the second optical element layer and including an insulating transparent oxide, and a plurality of optical elements formed by patterning the first optical element layer or the second optical element layer.

公开(公告)号：US20190391459A1

公开(公告)日：2019-12-26

申请号：US16190912

申请日：2018-11-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Changgyun SHIN ,  Dongjae SHIN ,  Dongsik SHIM ,  Changbum LEE

IPC: G02F1/295 ,  H01S5/022 ,  H01S5/02 ,  H01S5/042 ,  H01S5/323 ,  H01S5/14 ,  H01S5/068 ,  H01S5/00

Abstract: A light steering apparatus is provided including a tunable laser source and a system including the light steering apparatus. The light steering apparatus includes the tunable laser source and a steering device. A plurality of laser beams having optical coherence with each other and output from the tunable laser source are incident onto the steering device, and the steering device includes a plurality of modulation units for beam steering.

公开(公告)号：US20180366901A1

公开(公告)日：2018-12-20

申请号：US15805717

申请日：2017-11-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongsik SHIM ,  Byunggil JEONG ,  Byounglyong CHOI

IPC: H01S5/026 ,  H01S5/343 ,  H01S5/22 ,  H01S5/024

CPC classification number: H01S5/026 ,  G02B6/42 ,  H01S5/021 ,  H01S5/0218 ,  H01S5/02256 ,  H01S5/02453 ,  H01S5/1032 ,  H01S5/141 ,  H01S5/142 ,  H01S5/22 ,  H01S5/343 ,  H01S5/34326 ,  H01S5/34333 ,  H01S5/4062 ,  H01S5/4068

Abstract: Provided are a hybrid photon device including an etch stop layer and a method of manufacturing the hybrid photon device. The hybrid photon device includes: a silicon substrate including a waveguide on a surface thereof; a front etch stop layer and a rear etch stop layer disposed on a surface of the waveguide, the front and rear etch stop layers formed respectively to either side of the first region in a length direction of the waveguide; and a group III/V light-emitting unit generating light on a region of the silicon substrate between the front and rear etch stop layers.

公开(公告)号：US20180188439A1

公开(公告)日：2018-07-05

申请号：US15860202

申请日：2018-01-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongouk KIM ,  Joonyong PARK ,  Jaeseung CHUNG ,  Alexander V. MOROZOV ,  Bongsu SHIN ,  Jihyun BAE ,  Seokho SONG ,  Dongsik SHIM ,  Sunghoon LEE

IPC: F21V8/00

CPC classification number: G02B6/0038 ,  G02B6/0055 ,  G02B6/0061 ,  G02B6/0068

Abstract: Provided are a directional backlight unit and an image display apparatus including the same. The directional backlight unit includes at least one light source, a light guide plate arranged at a side of the at least one light source and configured to guide light emitted from the at least one light source by total reflection, a plurality of diffraction gratings arranged in a pattern at a surface of the light guide plate and configured to diffract the light and to emit the light diffracted by the plurality of diffraction gratings at a predetermined angle from a front surface; and a mirror arranged at a rear surface of the light guide plate and configured to reflect the light diffracted by the plurality of diffraction gratings toward the light guide plate, the rear surface of the light guide plate being opposite to the front surface of the light guide plate.

公开(公告)号：US20180113242A1

公开(公告)日：2018-04-26

申请号：US15646836

申请日：2017-07-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunghoon LEE ,  Joonyong PARK ,  Dongouk KIM ,  Jihyun BAE ,  Bongsu SHIN ,  Dongsik SHIM ,  Jaeseung CHUNG

IPC: G02B5/30

Abstract: A method for manufacturing a pattern structure includes preparing a wafer that has a plurality of fine patterns, generating a first trench by processing the wafer from a first surface to a first depth, and generating a second trench connected to the first trench by processing the wafer from a second surface which is opposite to the first surface to a second depth, thereby cutting the wafer.