公开(公告)号：US11677036B2

公开(公告)日：2023-06-13

申请号：US17707076

申请日：2022-03-29

Applicant: Samsung Electronics Co., Ltd.

Inventor： Jeongyub Lee ,  Woong Ko ,  Changseung Lee ,  Hongkyu Park ,  Chanwook Baik ,  Hongseok Lee ,  Wonjae Joo

IPC: H01L31/0352 ,  H01L27/144 ,  H01L31/02 ,  H01L31/0224 ,  H01L31/0288 ,  H01L31/105 ,  H01L31/18

CPC classification number: H01L31/035281 ,  H01L27/1443 ,  H01L27/1446 ,  H01L31/02005 ,  H01L31/02019 ,  H01L31/0288 ,  H01L31/022408 ,  H01L31/105 ,  H01L31/1804 ,  H01L31/1864

Abstract: A meta optical device configured to sense incident light includes a plurality of nanorods each having a shape dimension less than a wavelength of the incident light. Each nanorod includes a first conductivity type semiconductor layer, an intrinsic semiconductor layer, and a second conductivity type semiconductor layer. The meta optical device may separate and sense wavelengths of the incident light.

公开(公告)号：US10393576B2

公开(公告)日：2019-08-27

申请号：US15830649

申请日：2017-12-04

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seokho Yun ,  Sunghyun Nam ,  Sookyoung Roh ,  Hongkyu Park

IPC: H01L27/146 ,  G01J1/04 ,  B32B38/00 ,  G02B5/20

Abstract: An image sensor including a color filter isolation layer and a method of manufacturing the image sensor. The image sensor includes a plurality of color filters that transmit light of a predetermined wavelength band to a light sensing layer. The image sensor also includes an isolation layer disposed between adjacent ones of the plurality of color filters. The isolation layer is formed of a material having a lower refractive index than a refractive index of the color filters, thus totally internally reflecting light incident on the isolation layer from one of the plurality of color filters.

公开(公告)号：US09853073B2

公开(公告)日：2017-12-26

申请号：US14677281

申请日：2015-04-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Sunghyun Nam ,  Seokho Yun ,  Hongkyu Park

IPC: G01J1/04 ,  H01L27/146

CPC classification number: H01L27/14621 ,  H01L27/14627 ,  H01L27/14629 ,  H01L27/14685

Abstract: An image sensor and a method of manufacturing the same are provided. The image sensor includes a photoelectric conversion layer; a color filter disposed on the photoelectric conversion layer; a low refractive index layer disposed on the color filter; a beam splitter disposed within the low refractive index layer; and a lens layer disposed on the low refractive index layer and covering the beam splitter. The beam splitter extends in a diagonal direction of a pixel area of the color filter, in a plan view.

公开(公告)号：US12061346B2

公开(公告)日：2024-08-13

申请号：US18076943

申请日：2022-12-07

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seaum Kim ,  Hongkyu Park ,  Seokho Yun

IPC: G02B27/10 ,  G02B27/12 ,  H04N23/12 ,  H04N23/60

CPC classification number: G02B27/1013 ,  G02B27/123 ,  H04N23/12 ,  H04N23/60

Abstract: An image sensor includes: a sensor substrate including a plurality of first pixels and a plurality of second pixels; a spacer layer on the sensor substrate; and a color separating lens array on the spacer layer and changing condensing light of a first wavelength on each of the first pixels and condensing light of a second wavelength on each of the second pixels. The color separating lens array includes a first color separating lens array layer including a plurality of first nanoposts, a first dielectric material layer arranged among the plurality of first nanoposts, and a plurality of first etch prevention patterns arranged respectively under the plurality of first nanoposts.

公开(公告)号：US11935148B2

公开(公告)日：2024-03-19

申请号：US18124387

申请日：2023-03-21

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hongkyu Park ,  Sookyoung Roh ,  Seokho Yun

IPC: G06T1/00 ,  G06T1/20 ,  G06T7/44

CPC classification number: G06T1/0007 ,  G06T1/20 ,  G06T7/44 ,  G06T2207/10024

Abstract: Provided is an apparatus for acquiring images including an image sensor including a sensor substrate including a plurality of photo-sensing cells sensing light, and a color separation lens array provided above the sensor substrate, the color separation lens array including a fine structure in each of a plurality of regions respectively facing the plurality of photo-sensing cells and separating incident light based on color, the fine structure forming a phase distribution to condense light having different wavelengths on adjacent photo-sensing cells, a signal processor configured to perform, based on a point spread function corresponding to each color pixel by the color separation lens array, deconvolution on sensing signals of the plurality of photo-sensing cells to process an image signal for each color obtained by the image sensor, and an image processor configured to form a color image from the image signal for each color processed by the signal processor.

公开(公告)号：US20230261019A1

公开(公告)日：2023-08-17

申请号：US18296097

申请日：2023-04-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Seokho Yun ,  Hongkyu Park ,  Minwoo Lim

IPC: H01L27/146

CPC classification number: H01L27/14625 ,  H01L27/14605

Abstract: A color separation element and an image sensor including the same are disclosed. The color separation element includes a spacer layer, and a color separation lens array including at least one nano-post provided in the spacer layer to control a phase distribution of incident light so that light having the same wavelength of the incident light is multi-focused on a plurality of target regions; and periodic regions in which the phase distribution control layer is repeatedly arranged.

公开(公告)号：US11664401B2

公开(公告)日：2023-05-30

申请号：US17173688

申请日：2021-02-11

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seokho Yun ,  Sookyoung Roh ,  Hongkyu Park ,  Minwoo Lim

IPC: H01L27/146 ,  G02B26/00 ,  G02B27/10 ,  G02B27/12 ,  H04N9/01 ,  H04N23/84

CPC classification number: H01L27/14627 ,  G02B26/004 ,  G02B27/1013 ,  G02B27/123 ,  H01L27/14645 ,  H04N9/01 ,  H04N23/84

Abstract: An image sensor includes: a light detector including a plurality of photosensitive cells configured to sense light; a color separation lens array provided above the light detector and including a plurality of pattern structures, the color separation lens array being configured to collect light having different wavelength spectra respectively on at least two photosensitive cells of the plurality of photosensitive cells; and a variable interlayer element configured to adjust an optical distance between the light detector and the color separation lens array.

公开(公告)号：US11652121B2

公开(公告)日：2023-05-16

申请号：US17104976

申请日：2020-11-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Seokho Yun ,  Hongkyu Park ,  Minwoo Lim

IPC: H01L27/146

CPC classification number: H01L27/14625 ,  H01L27/14605

Abstract: A color separation element and an image sensor including the same are disclosed. The color separation element includes a spacer layer, and a color separation lens array including at least one nano-post provided in the spacer layer to control a phase distribution of incident light so that light having the same wavelength of the incident light is multi-focused on a plurality of target regions; and periodic regions in which the phase distribution control layer is repeatedly arranged.

公开(公告)号：US11640645B2

公开(公告)日：2023-05-02

申请号：US17079998

申请日：2020-10-26

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hongkyu Park ,  Sookyoung Roh ,  Seokho Yun

IPC: G06T1/00 ,  G06T1/20 ,  G06T7/44

Abstract: Provided is an apparatus for acquiring images including an image sensor including a sensor substrate including a plurality of photo-sensing cells sensing light, and a color separation lens array provided above the sensor substrate, the color separation lens array including a fine structure in each of a plurality of regions respectively facing the plurality of photo-sensing cells and separating incident light based on color, the fine structure forming a phase distribution to condense light having different wavelengths on adjacent photo-sensing cells, a signal processor configured to perform, based on a point spread function corresponding to each color pixel by the color separation lens array, deconvolution on sensing signals of the plurality of photo-sensing cells to process an image signal for each color obtained by the image sensor, and an image processor configured to form a color image from the image signal for each color processed by the signal processor.

公开(公告)号：US09787953B2

公开(公告)日：2017-10-10

申请号：US14952342

申请日：2015-11-25

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunghyun Nam ,  Yunhee Kim ,  Sookyoung Roh ,  Hongkyu Park ,  Seokho Yun

IPC: H04N9/04 ,  H04N5/33 ,  H01L27/146

CPC classification number: H04N9/045 ,  H01L27/14621 ,  H01L27/14625 ,  H04N5/33

Abstract: An image sensor, and an apparatus and method of acquiring an image by using the image sensor are provided. The image sensor includes a color filter having an array of a plurality of types of color filter elements, where each of the color filter elements transmits visible light in a certain wavelength band and blocks visible light outside the certain wavelength band; a photoelectric conversion cell array that detects light that has been transmitted through the color filter; and a modulator, disposed on the photoelectric conversion cell array, which changes a rate of light transmitted to the photoelectric conversion cell array based on an applied voltage.