公开(公告)号：US12041327B2

公开(公告)日：2024-07-16

申请号：US17588102

申请日：2022-01-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Doukyoung Song ,  Sangeun Mun ,  Jina Jeon ,  Hyoungil Song ,  Seunghoon Han

IPC: H04N23/55 ,  G02B1/00 ,  G02B3/00 ,  H04N23/51 ,  H04N23/54 ,  G02B5/18 ,  G02B27/01

CPC classification number: H04N23/51 ,  G02B1/002 ,  G02B3/00 ,  H04N23/54 ,  H04N23/55 ,  G02B5/1809 ,  G02B5/1871 ,  G02B27/017 ,  G02B2027/0178

Abstract: An electronic device according to various embodiments disclosed herein may include a lens assembly having a structure in which at least one meta-lens and a spacer member are stacked, and an image sensor assembly attached to one side of the lens assembly to receive light passing through the lens assembly and convert the light into an optical signal. The spacer member may be fixed to one side of the lens assembly between the image sensor assembly and the lens assembly such that a cavity is defined by an inner side surface of the spacer member, a bottom surface of the lens assembly, and a top surface of the image sensor assembly.

公开(公告)号：US20250015109A1

公开(公告)日：2025-01-09

申请号：US18665114

申请日：2024-05-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangeun Mun ,  Sookyoung Roh ,  Sungmo Ahn

IPC: H01L27/146 ,  G02B5/20 ,  H04N23/55 ,  H04N25/11

Abstract: An image sensor may include pixel groups arranged in a Bayer pattern and a color separating lens array that separates incident light by wavelengths and concentrates the separated incident light on the pixels. The color separating lens array may include pixel corresponding groups, with each group having regions containing nanoposts in two layers. In each of the pixel corresponding groups in each of the two layers, there are a central group and a plurality of peripheral groups. The displacements of arrangement centers of the nanoposts in at least two of the peripheral groups have variations.

公开(公告)号：US20230420480A1

公开(公告)日：2023-12-28

申请号：US18210946

申请日：2023-06-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Junho LEE ,  Sookyoung Roh ,  Sangeun Mun ,  Seokho Yun

IPC: H01L27/146 ,  H01L31/0352 ,  H01L31/105

CPC classification number: H01L27/14645 ,  H01L27/14625 ,  H01L31/035281 ,  H01L31/105

Abstract: An image sensor may include a pixel array including a plurality of two-dimensionally arranged pixels. Each pixel may include a first meta-photodiode absorbing light of a first wavelength band; a second meta-photodiode absorbing light in a second wavelength band; and a third meta-photodiode absorbing light of a third wavelength band, wherein the first meta-photodiode, the second meta-photodiode, and the third meta-photodiode may be arranged in an area having a size less than a diffraction limit. The arrangement form of the first meta-photodiode, the second meta-photodiode, and the third meta-photodiode arranged in the plurality of pixels in a central portion of the pixel array may be the same as the arrangement form of the first meta-photodiode, the second meta-photodiode, and the third meta-photodiode arranged in the plurality of pixels in a periphery of the pixel array.

公开(公告)号：US20230352506A1

公开(公告)日：2023-11-02

申请号：US18142219

申请日：2023-05-02

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY

Inventor： Sungmo AHN ,  Sangeun Mun ,  Shanhui Fan ,  Peter Bert Catrysse ,  Hongkyu Park ,  Minwoo Lim ,  Choonlae Cho

IPC: H01L27/146 ,  H04N25/10

CPC classification number: H01L27/14627 ,  H04N25/10 ,  H01L27/14645

Abstract: The present disclosure provides meta-optical elements and image sensors using a meta-pattern and apparatuses including the image sensors. In an embodiment, an image sensor includes a plurality of pixels. Each pixel of the plurality of pixels includes a photoelectric conversion layer including at least one photoelectric conversion element, and a color routing meta-structure layer provided at a position facing the photoelectric conversion layer. The color routing meta-structure layer includes a meta-structure having a symmetrical structure with respect to a center of a corresponding pixel, and a multi-layer structure having a refractive index that varies in a direction perpendicular to a light-incident surface.

公开(公告)号：US12196915B2

公开(公告)日：2025-01-14

申请号：US18184382

申请日：2023-03-15

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangeun Mun ,  Seunghoon Han ,  Seaum Kim ,  Hyunsung Park

IPC: G02B1/00 ,  G02B13/00 ,  G02B13/02 ,  H04N23/55 ,  H04N23/698 ,  H04N23/80

Abstract: A meta lens assembly includes a first meta lens, a second meta lens arranged on an image side of the first meta lens, and a third meta lens arranged on an image side of the second meta lens, the first meta lens, the second meta lens, and the third meta lens being arranged from an object side of the meta lens assembly to an image side of the meta lens assembly facing an image sensor.

公开(公告)号：US20240243147A1

公开(公告)日：2024-07-18

申请号：US18414149

申请日：2024-01-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungmo AHN ,  Sangeun Mun ,  Hyunsung Park ,  Sookyoung Roh ,  Seokho Yun ,  Choonlae Cho

IPC: H01L27/146 ,  G02B1/00

CPC classification number: H01L27/14625 ,  G02B1/002 ,  H01L27/14645

Abstract: An image sensor includes a plurality of pixels, where each of the plurality of pixels includes a photoelectric conversion layer and a color routing meta-structure layer provided on the photoelectric conversion layer, where a first center line passing through a center of a lower surface and a center of an upper surface of a first color routing meta-structure layer of a first pixel among the plurality of pixels is inclined with respect to a second center line passing through a center of a lower surface and a center of an upper surface of a second color routing meta-structure layer of a second pixel among the plurality of pixels and where at least one of the first center line and the second center line is inclined with respect to an optical axis of the image sensor.

公开(公告)号：US11822106B2

公开(公告)日：2023-11-21

申请号：US17229425

申请日：2021-04-13

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  UNIVERSITY OF MASSACHUSETTS

Inventor： Seunghoon Han ,  Mahdad Mansouree ,  Amir Arbabi ,  Sangeun Mun

IPC: G02B5/18 ,  G02B5/30 ,  G02B1/00

CPC classification number: G02B5/1871 ,  G02B1/002 ,  G02B5/3083 ,  G02B2207/101

Abstract: Provided is a meta optical device including a plurality of phase modulation regions respectively including a plurality of nanostructures that have shapes and arrangement based on a preset rule, the plurality of phase modulation regions being configured to modulate a phase of incident light of a preset wavelength band, wherein at least two phase modulation regions of the plurality of phase modulation regions have phase modulation ranges in a first direction that are same, and wherein the plurality of nanostructures included in the at least two phase modulation regions have width ranges in the first direction that are different from each other.

公开(公告)号：US11630238B2

公开(公告)日：2023-04-18

申请号：US17404168

申请日：2021-08-17

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangeun Mun ,  Seunghoon Han ,  Seaum Kim ,  Hyunsung Park

IPC: G02B1/00 ,  H04N5/225 ,  G02B13/00 ,  G02B13/02 ,  H04N5/232

Abstract: A meta lens assembly includes a first meta lens, a second meta lens arranged on an image side of the first meta lens, and a third meta lens arranged on an image side of the second meta lens, the first meta lens, the second meta lens, and the third meta lens being arranged from an object side of the meta lens assembly to an image side of the meta lens assembly facing an image sensor.

公开(公告)号：US12174367B2

公开(公告)日：2024-12-24

申请号：US18343167

申请日：2023-06-28

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangeun Mun ,  Hyeonsoo Park ,  Hyunsung Park ,  Seunghoon Han

IPC: G02B26/06 ,  G02B1/00

Abstract: A meta-optical device includes a plurality of phase modulation areas configured to modulate a phase of an incident light, each of the plurality of phase modulation areas including a plurality of nanostructures having a shape and an arrangement that are determined according to a respective rule set for each of the plurality of phase modulation areas; and a compensation area located between a kth phase modulation area and a (k+1)th phase modulation area adjacent to each other, from among the plurality of phase modulation areas, and including a compensation structure for buffering an effective refractive index change occurring in a boundary area between the kth phase modulation area and the (k+1)th phase modulation area according to respective rules of the kth phase modulation area and the (k+1)th phase modulation area, wherein N is a number of the plurality of phase modulation areas, k and N are natural numbers, and k is equal to or greater than 1 and less than N.

公开(公告)号：US20240015383A1

公开(公告)日：2024-01-11

申请号：US18216014

申请日：2023-06-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sangeun Mun ,  Sookyoung Roh ,  Sungmo Ahn ,  Choonlae Cho

IPC: H04N23/55 ,  G02B3/00

CPC classification number: H04N23/55 ,  G02B3/0056 ,  G02B2207/101

Abstract: An image sensor includes a sensor substrate including a plurality of pixels for sensing incident light, and a nano-photonic microlens array arranged to face a light incident surface of the sensor substrate, and including a plurality of nano-photonic microlenses for condensing incident light. Each of the plurality of pixels includes a plurality of photosensitive cells that are two-dimensionally arranged in a first direction and a second direction perpendicular to the first direction and are configured to independently sense the incident light, and an isolation for electrically isolating the plurality of photosensitive cells, each of the nano-photonic microlenses includes a plurality of nano-structures that are arranged such that the light transmitting each of the nano-photonic microlenses has a convex phase profile, and the plurality of nano-structures are arranged in the form of a two-dimensional array in a diagonal direction between the first direction and the second direction.