公开(公告)号：US20180136542A1

公开(公告)日：2018-05-17

申请号：US15670509

申请日：2017-08-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunil KIM ,  Changgyun SHIN ,  Byounglyong CHOI

IPC: G02F1/35 ,  G02B6/122 ,  G02B6/28 ,  G02B6/35 ,  G02F1/01 ,  G02F1/035 ,  G02F1/365

Abstract: A laser beam phase-modulation device, a laser beam steering device, and a laser beam steering system including the same are provided. The laser beam phase-modulation device includes a refractive index conversion layer having a refractive index that is changed according to an electrical signal applied thereto, the refractive index conversion layer including an upper surface on which the laser beam is incident and a lower surface opposite the upper surface, at least one antenna pattern embedded in the upper surface of the refractive index conversion layer, and a metal mirror layer provided under the lower surface of the refractive index conversion layer and configured to reflect the laser beam.

公开(公告)号：US20180031680A1

公开(公告)日：2018-02-01

申请号：US15436111

申请日：2017-02-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Eunkyung LEE ,  Chilhee CHUNG ,  Jungwoo KIM ,  Dongjae SHIN ,  Byounglyong CHOI ,  Kyoungho HA

IPC: G01S7/481 ,  G02F1/29

CPC classification number: G01S7/4817 ,  G01S7/4815 ,  G01S7/4818 ,  G01S17/42 ,  G02B26/10 ,  G02F1/29 ,  G02F2001/291 ,  G02F2203/70

Abstract: Beam steering devices and optical apparatuses including the beam steering devices are provided. A beam steering device includes a light source configured to generate input lights having first different wavelengths, a multiplexer configured to simultaneously receive the generated input lights, and multiplex the received input lights into a multiplexed light, and an optical splitter configured to split the multiplexed light. The beam steering device further includes an optical modulator configured to modulate the split light, and an emitter configured to simultaneously emit output lights having second different wavelengths to different points arranged in a first direction, based on the modulated light.

公开(公告)号：US20200333678A1

公开(公告)日：2020-10-22

申请号：US16921056

申请日：2020-07-06

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

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

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：US20190094359A1

公开(公告)日：2019-03-28

申请号：US16135874

申请日：2018-09-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunil KIM ,  Byounglyong CHOI ,  Changgyun SHIN

IPC: G01S17/02 ,  G02B27/09 ,  G06T7/521

Abstract: Provided are an optical sensing system and an optical apparatus including the same. The optical sensing system may include a light output part configured to emit a laser beam to an object, and a sensing part configured to sense a laser beam emitted from the light output part and reflected from the object. The sensing part may include a photodetector and the active optical device located on an optical path between the photodetector and the object. The active optical device may actively control an orientation of a laser beam passing therethrough and may include a material layer having a refractive index which is changeable by application of an electrical signal.

公开(公告)号：US20190025408A1

公开(公告)日：2019-01-24

申请号：US15861245

申请日：2018-01-03

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Inoh HWANG ,  Dongjae SHIN ,  Jungwoo KIM ,  Junghyun PARK ,  Byunggil JEONG ,  Byounglyong CHOI

IPC: G01S7/48 ,  G02F1/29 ,  G01S17/06 ,  G01S7/00 ,  G02B26/10 ,  G02B27/00

Abstract: A light detection and ranging (LiDAR) system is provided including a beam steering device configured to modulate a phase of light from a light source and to output light in a plurality of directions at the same time, a receiver including a plurality of light detection elements configured to receive light that has been irradiated onto an object in the plurality of directions from the beam steering device and reflected from the object, and a processor configured to analyze position-specific distribution and/or time-specific distribution of light received by the receiver and to individually process the light lights irradiated onto the object in the plurality of directions.

公开(公告)号：US20180366824A1

公开(公告)日：2018-12-20

申请号：US15870548

申请日：2018-01-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Dongsik SHIM ,  Byunggil JEONG ,  Junghyun PARK ,  Byounglyong CHOI

IPC: H01Q3/26 ,  H01Q3/44 ,  H01Q3/08 ,  H01L33/44 ,  G02B5/00 ,  G02F1/01 ,  H01L33/06

Abstract: Disclosed is a beam steering device capable of adjusting a reflection angle of incident light and reflecting the incident light to a desired location. Also disclosed is an optical apparatus configured to detect light reflected from an external object and to extract information with respect to the external object. The beam steering device includes: a substrate; an antenna layer disposed on the substrate; a dielectric layer covering the antenna layer; a refractive index changing layer disposed on the dielectric layer; and an electrode layer disposed on the refractive index changing layer.

公开(公告)号：US20180217471A1

公开(公告)日：2018-08-02

申请号：US15708843

申请日：2017-09-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Eunkyung LEE ,  Byounglyong CHOI ,  Jungwoo KIM

IPC: G02F1/29 ,  H01S3/063 ,  H01S3/16 ,  H01S5/028 ,  H01S5/50 ,  H01S5/026

CPC classification number: G02F1/292 ,  G02F2201/30 ,  G02F2202/30 ,  G02F2203/10 ,  H01S3/005 ,  H01S3/0632 ,  H01S3/0637 ,  H01S3/1608 ,  H01S3/2308 ,  H01S3/2383 ,  H01S5/005 ,  H01S5/021 ,  H01S5/026 ,  H01S5/028 ,  H01S5/1032 ,  H01S5/4056 ,  H01S5/50

Abstract: An amplification waveguide device and an amplification beam steering apparatus are provided. The amplification beam steering apparatus includes a beam steerer configured to control emission directions of light beams output therefrom, a plurality of waveguides configured to guide the light beams output from the beam steerer, and a light amplifier configured to amplify the light beams traveling through the plurality of waveguides.

公开(公告)号：US20180059507A1

公开(公告)日：2018-03-01

申请号：US15686935

申请日：2017-08-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunil KIM ,  Duhyun LEE ,  Changbum LEE ,  Byounglyong CHOI

IPC: G02F1/313

CPC classification number: G02F1/3137 ,  G02F1/2955 ,  G02F2001/311 ,  G02F2201/06

Abstract: A laser beam steering device and a system including the same are provided. The laser beam steering device includes a waveguide through which a laser beam passes, and a cladding layer disposed on the waveguide. The cladding layer has a refractive index which changes according to an electrical signal applied thereto and thus a phase of a laser beam passing through the waveguide may be changed.

公开(公告)号：US20170235187A1

公开(公告)日：2017-08-17

申请号：US15435545

申请日：2017-02-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seokyoon JUNG ,  Byounglyong CHOI ,  Dongkyun KIM ,  Sunghyun NAM ,  Younghun SUNG ,  Sanghun LEE ,  Yangho CHO

IPC: G02F1/1335 ,  H04N5/238 ,  H04N5/235 ,  G02F1/1343

CPC classification number: G02F1/133528 ,  G02F1/13 ,  G02F1/134309 ,  G02F2001/133548 ,  H04N5/2351 ,  H04N5/238

Abstract: An electrical polarization filter, an electronic apparatus including the electrical polarization filter, and a method of operating the electronic apparatus are provided. The electrical polarization filter includes a liquid crystal panel configured to control a polarization angle of incident light and a polarization unit configured to display a linear polarization characteristic. The liquid crystal panel includes first and second transparent plates, first and second electrodes provided between the first transparent plate and the second transparent plate, and a liquid crystal layer provided between the first electrode and the second electrode, wherein the incident light directly enters one of the first and second transparent plate provided on an outer side. The polarization unit may be a passive type polarization unit or an active type polarization unit.

公开(公告)号：US20170116897A1

公开(公告)日：2017-04-27

申请号：US15311333

申请日：2014-05-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hoyoung AHN ,  Jungwoo KIM ,  Taeho KIM ,  Byounglyong CHOI ,  Sungwoo HWANG ,  Sangwon KIM ,  Daeyoung CHUNG ,  Jiyeon KU

IPC: G09G3/00 ,  G06T3/40 ,  G09G5/391 ,  G02C7/04 ,  G06F3/01

CPC classification number: G09G3/002 ,  G02B27/02 ,  G02B27/22 ,  G02C7/04 ,  G02C7/041 ,  G06F1/163 ,  G06F3/011 ,  G06F3/013 ,  G06F3/147 ,  G06T3/0012 ,  G06T3/40 ,  G09G5/391 ,  G09G2340/0407 ,  G09G2354/00

Abstract: An image display device includes an eye wearable lens; a display panel embedded inside the eye wearable lens or arranged on a surface of the eye wearable lens, the display panel comprising an array of a plurality of optical elements for forming an image to be projected onto a retina, wherein a resolution of the image formed by the plurality of optical elements is higher on a central portion of the retina than on a peripheral portion of the retina; and an image signal processor for generating an image signal according to image information which is to be displayed on the display panel and for generating a control signal for controlling each of the plurality of optical elements to be turned on/off according to the image signal.