公开(公告)号：US11353626B2

公开(公告)日：2022-06-07

申请号：US16199759

申请日：2018-11-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jangwoo You ,  Namseop Kwon ,  Byunghoon Na ,  Minkyung Lee ,  Seunghoon Han

IPC: G02B1/00 ,  G02B27/42 ,  H01S5/00

Abstract: Provided are meta illuminators. The meta illuminators according to embodiments include a first light emitter configured to emit pattern light, and a second light emitter configured to emit non-patterned light, wherein the first and second light emitters forms a single body. The first and second light emitters respectively include meta-surfaces that are different from each other, and the different meta-surfaces may be formed on a single material layer. The first light emitter includes a pattern region that transmits a portion of incident light, and the second light emitter does not include the pattern region. A mask may be arranged between the light source and the transparent substrate.

公开(公告)号：US11327488B2

公开(公告)日：2022-05-10

申请号：US15644173

申请日：2017-07-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Jangwoo You ,  Namseop Kwon ,  Yonghwa Park ,  Jisan Lee ,  Myungjae Jeon

IPC: G05D1/00 ,  G01S17/89 ,  G01S17/04 ,  G01S17/931 ,  G01S7/481 ,  G05D1/02

Abstract: Provided are non-uniform light-emitting lidar (light detection and ranging) apparatuses and autonomous robots including the same. A lidar apparatus may include a light source configured to emit light, an optical unit arranged on an optical path of light emitted from the light source and configured to change an optical profile of the light to be non-uniform, and a 3D sensor configured to sense location of an object by receiving reflection light from the object.

公开(公告)号：US11327204B2

公开(公告)日：2022-05-10

申请号：US15992829

申请日：2018-05-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jangwoo You ,  Byunghoon Na ,  Seunghoon Han

IPC: G02B3/08 ,  G02B1/00 ,  G01S17/48 ,  G01S7/481 ,  G02B5/08 ,  G02B27/42 ,  G01B11/25 ,  G03B21/14 ,  G02B5/18 ,  G02B5/00 ,  G03B21/20 ,  G02B3/06 ,  G02B19/00

Abstract: Provided are projectors, each including a light source configured to emit laser light, a substrate spaced apart from the light source by a distance, a pattern mask including a pattern on a first surface of the substrate, the first surface facing the light source, and a meta-lens including a plurality of first nanostructures on a second surface of the substrate, the second surface facing the first surface, the nanostructures having a shape dimension of a sub-wavelength that is less than a wavelength of light emitted from the light source.

公开(公告)号：US10982954B2

公开(公告)日：2021-04-20

申请号：US16243742

申请日：2019-01-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Namseop Kwon ,  Jangwoo You ,  Minkyung Lee ,  Byunghoon Na ,  Seunghoon Han

IPC: G01B11/25 ,  F21V5/04 ,  F21V11/08 ,  F21V13/02 ,  G01B11/22

Abstract: A structured light projectors includes an illuminator configured to emit illumination light, a pattern mask configured to project structured light by partially transmitting the illumination light, and a lens configured to project the structured light, wherein the pattern mask includes a first lens distortion compensation region including a plurality of opaque first light shielding patterns having a first pattern width, respectively, and a second lens distortion compensation region surrounding the first lens distortion compensation region, the second lens distortion compensation region including a plurality of opaque second light shielding patterns having a second pattern width, respectively, wherein the second pattern width is less than the first pattern width.

公开(公告)号：US20190383601A1

公开(公告)日：2019-12-19

申请号：US16243742

申请日：2019-01-09

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Namseop KWON ,  Jangwoo You ,  Minkyung Lee ,  Byunghoon Na ,  Seunghoon Han

IPC: G01B11/25 ,  F21V11/08 ,  F21V5/04 ,  F21V13/02 ,  G01B11/22

Abstract: A structured light projectors includes an illuminator configured to emit illumination light, a pattern mask configured to project structured light by partially transmitting the illumination light, and a lens configured to project the structured light, wherein the pattern mask includes a first lens distortion compensation region including a plurality of opaque first light shielding patterns having a first pattern width, respectively, and a second lens distortion compensation region surrounding the first lens distortion compensation region, the second lens distortion compensation region including a plurality of opaque second light shielding patterns having a second pattern width, respectively, wherein the second pattern width is less than the first pattern width.

公开(公告)号：US10511826B2

公开(公告)日：2019-12-17

申请号：US15883437

申请日：2018-01-30

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Myungjae Jeon ,  Yonghwa Park ,  Jangwoo You ,  Heesun Yoon

IPC: G01C3/08 ,  H04N13/207 ,  H04N5/232 ,  H04N13/254 ,  H04N13/271 ,  H04N13/296

Abstract: A three-dimensional (3D) image sensor device and an electronic apparatus including the 3D image sensor device are provided. The 3D image sensor device includes: a shutter driver that generates a driving voltage of a sine wave biased with a first bias voltage, from a loss-compensated recycling energy; an optical shutter that varies transmittance of reflective light reflected from a subject, according to the driving voltage, and modulates the reflective light to generate at least two optical modulation signals having different phases; and an image generator that generates 3D image data for the subject which includes depth information calculated based on a phase difference between the at least two optical modulation signals.

公开(公告)号：US10378887B2

公开(公告)日：2019-08-13

申请号：US15933627

申请日：2018-03-23

Applicant: Samsung Electronics Co., Ltd.

Inventor： Byunghoon Na ,  Jangwoo You ,  Seunghoon Han

IPC: G01B11/25 ,  G03B21/20 ,  G02B27/28 ,  G06K9/00 ,  G06F21/31

Abstract: A meta projector includes a light source array configured to emit light along an optical path. The light source array includes a first light-emitting array including a plurality of first light-emitting configured to emit first light having a first set of light properties and a second light-emitting array including a plurality of second light-emitting elements configured to emit a second light having a second set of light properties, the second set of light properties different from the first set of light properties. The meta projector includes a meta-structure layer aligned with the optical path. The meta projector includes a plurality of nanostructures having a sub-wavelength shape dimension that is smaller than a wavelength of light emitted from the light source array. The meta-structure layer is configured to differently modulate the first light and the second light in relation to each other.

公开(公告)号：US20180267270A1

公开(公告)日：2018-09-20

申请号：US15923554

申请日：2018-03-16

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

Inventor： Seunghoon Han ,  Amir Arbabi ,  Andrei Faraon ,  Sungwoo Hwang ,  Jangwoo You ,  Byounglyong Choi

IPC: G02B9/14 ,  G02B3/08 ,  G02B1/00 ,  H04N5/225 ,  G02B13/00 ,  G02B9/10 ,  G02B9/12 ,  G02B13/18 ,  G02B5/18

CPC classification number: G02B9/14 ,  G02B1/002 ,  G02B3/08 ,  G02B5/1876 ,  G02B9/10 ,  G02B9/12 ,  G02B13/003 ,  G02B13/0035 ,  G02B13/0055 ,  G02B13/18 ,  G02B2207/101 ,  H04N5/2254 ,  H05K999/99

Abstract: An optical system and an image sensor including the same are provided. The optical system includes first, second, and third optical devices. At least one of the first, second, and third optical devices is a thin-lens including nanostructures.

公开(公告)号：US20180088680A1

公开(公告)日：2018-03-29

申请号：US15824163

申请日：2017-11-28

Applicant: Samsung Electronics Co., Ltd.

Inventor： Heesun YOON ,  Jangwoo You ,  Myungjae Jeon ,  Yonghwa Park

IPC: G06F3/01 ,  G06F3/0488 ,  G06F3/042 ,  G06F1/16 ,  G06F3/03

CPC classification number: G06F3/017 ,  G06F1/163 ,  G06F3/0304 ,  G06F3/0425 ,  G06F3/04883

Abstract: Provided is an apparatus and method of recognizing a movement of a subject. The apparatus includes a light source configured to emit light to the subject and an image sensor configured to receive light reflected from the subject. The apparatus includes a processor configured to detect a pixel that is receiving the reflected light, the pixel being included in a pixel array of the image sensor. The processor is configured to track the movement of the subject based on a change in a position of the detected pixel.

公开(公告)号：US12104894B2

公开(公告)日：2024-10-01

申请号：US17885326

申请日：2022-08-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seunghoon Han ,  Jangwoo You ,  Minkyung Lee

IPC: F21V5/00 ,  F21V5/04 ,  G01B11/25 ,  G06V10/145 ,  H05B47/105

CPC classification number: G01B11/25 ,  F21V5/004 ,  F21V5/045 ,  G06V10/145 ,  H05B47/105

Abstract: Provided are an illumination device and an electronic apparatus. The illumination device includes a light source configured to emit light, a surface light source layer configured to convert the light emitted from the light source to surface light, a focusing lens configured to focus the surface light from the surface light source layer, and a display panel including an aperture through which light focused by the focusing lens passes.