公开(公告)号：US12007584B2

公开(公告)日：2024-06-11

申请号：US17514780

申请日：2021-10-29

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Hongkyu Park ,  Seokho Yun ,  Minwoo Lim

IPC: G02B3/00 ,  G02B1/115 ,  H04N23/60 ,  H04N25/11

CPC classification number: G02B3/0006 ,  G02B1/115 ,  H04N23/60 ,  H04N25/11

Abstract: Provided is an image sensor including a color separating lens array. The image sensor includes: a sensor substrate including a first pixel configured to sense light of a first wavelength and a second pixel configured to sense light of a second wavelength; a transparent spacer layer on the sensor substrate; and a color separating lens array on the spacer layer, wherein the color separating lens array condenses the light of the first wavelength toward the first pixel, and includes a first lens layer on the spacer layer, a second lens layer on the first lens layer, and an etch prevention layer between the first lens layer and the second lens layer.

公开(公告)号：US11948955B2

公开(公告)日：2024-04-02

申请号：US17078888

申请日：2020-10-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Seokho Yun

IPC: H01L27/146 ,  G02B3/00

CPC classification number: H01L27/14627 ,  G02B3/0056 ,  H01L27/14605 ,  H01L27/14607 ,  H01L27/1463 ,  H01L27/14621

Abstract: Provided is an image sensor including a color separating lens array. The image sensor includes a sensor substrate including a plurality of first photosensitive cells and a plurality of second photosensitive cells configured to sense light, and a color separating lens array including a plurality of first regions respectively corresponding to the plurality of first photosensitive cells and each including a first fine structure, and a plurality of second regions respectively corresponding to the plurality of second photosensitive cells and each including a second fine structure that is different from the first fine structure, wherein, among incident light incident on the color separating lens array, light of a first wavelength and light of a second wavelength are branched into different directions and focused on the first photosensitive cells and the second photosensitive cells.

公开(公告)号：US11902712B2

公开(公告)日：2024-02-13

申请号：US17518181

申请日：2021-11-03

Applicant: SAMSUNG ELECTRONICS CO., LTD. ,  INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY

Inventor： Sangyun Lee ,  Moongi Kang ,  Seokho Yun ,  Jonghyun Kim ,  Kyeonghoon Jeong

IPC: G02B27/10 ,  H04N23/88 ,  H04N23/84 ,  H04N25/13 ,  H04N9/01 ,  H04N9/64

CPC classification number: H04N9/01 ,  G02B27/1013 ,  H04N9/646 ,  H04N23/843 ,  H04N23/88 ,  H04N25/13

Abstract: An apparatus for acquiring images includes an image sensor and a signal processor. The image sensor may include a sensor substrate and a color separation lens array, wherein the sensor substrate includes a plurality of photo-sensing cells, and the color separation lens array may separate an incident light into a plurality of lights having different wavelengths and forms a phase distribution for condensing the plurality of lights having the different wavelengths on adjacent photo-sensing cells of the plurality of photo-sensing cells. The signal processor may perform deconvolution on sensing signals of the plurality of photo-sensing cells to obtain a sub-sampled image, perform demosaicing to restore a full resolution image having a full resolution from the sub-sampled image, and correct a color of the full resolution image using a point spread function (PSF) of the color separation lens array.

公开(公告)号：US11686892B2

公开(公告)日：2023-06-27

申请号：US16780149

申请日：2020-02-03

Applicant: Samsung Electronics Co., Ltd.

Inventor： Mi Jeong Kim ,  Sookyoung Roh ,  Seokho Yun ,  Ilhwan Kim ,  Hyung Jun Kim ,  Chung Kun Cho

IPC: G02B5/22 ,  G02B5/28 ,  G02B5/00 ,  B82Y20/00

CPC classification number: G02B5/281 ,  G02B5/003 ,  B82Y20/00

Abstract: Disclosed are a combination structure including a nanostructure array including a plurality of nanostructures with a smaller dimension than the near-infrared wavelength are repeatedly arranged and a light absorption portion adjacent to the nanostructure array and including a near-infrared absorbing material configured to absorb light in at least a portion of near-infrared wavelength regions, an optical filter, an image sensor, a camera module, and an electronic device including the same.

公开(公告)号：US11682685B2

公开(公告)日：2023-06-20

申请号：US17077081

申请日：2020-10-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Seokho Yun

IPC: H01L27/146 ,  H01L27/148 ,  H04N25/13

CPC classification number: H01L27/14621 ,  H01L27/14625 ,  H01L27/14645 ,  H01L27/14868 ,  H04N25/134

Abstract: Provided are a color separation element and an image sensor including the same. The color separation element includes a spacer layer; and a color separation lens array, which includes at least one nano-post arranged in the spacer layer and is configured to form a phase distribution for splitting and focusing incident light according to wavelengths, wherein periodic regions in which color separation lens arrays are repeatedly arranged are provided, and the color separation lens array is configured to interrupt phase distribution at the boundary of the periodic regions.

公开(公告)号：US20210126032A1

公开(公告)日：2021-04-29

申请号：US17078918

申请日：2020-10-23

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Seokho Yun

IPC: H01L27/146 ,  H04N5/232

Abstract: Provided is an image sensor including a light sensor array including a plurality of light sensors configured to detect an incident light and convert the incident light into an electrical signal, the plurality of light sensors being are provided in a plurality of pixels, a transparent layer provided on the light sensor array, a color separation element provided on the transparent layer and configured to separate the incident light into light of a plurality of colors based on a wavelength band, and a focusing element including a nanostructure in a region corresponding to at least one pixel among the plurality of pixels and configured to perform auto focusing

公开(公告)号：US10834343B2

公开(公告)日：2020-11-10

申请号：US15807053

申请日：2017-11-08

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunghyun Nam ,  Sookyoung Roh ,  Seokho Yun

IPC: H04N5/355 ,  G01J1/44 ,  H04N5/369 ,  G01J1/04 ,  H04N9/07 ,  H04N5/235

Abstract: An image sensor including a color splitting element and a method of operating the image sensor are provided. The image sensor may include a plurality of unit pixels, and each pixel of the plurality of unit pixels may include a plurality of color sub-pixels. At least one color sub-pixel of the plurality of color sub-pixels may include a color splitting element that has a first refractive index greater than a second refractive index of a material that surrounds the first color splitting element.

公开(公告)号：US10725310B2

公开(公告)日：2020-07-28

申请号：US16557113

申请日：2019-08-30

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sunghyun Nam ,  Sookyoung Roh ,  Seokho Yun ,  Changgyun Shin ,  Hyungue Hong

IPC: G02B27/42 ,  G02B27/10 ,  G02B3/00 ,  H01L27/146 ,  H04N9/07

Abstract: Color separation devices, and image sensors including the color separation devices and color filters, include at least two transparent bars that face each other with a gap therebetween. Mutually-facing surfaces of the at least two transparent bars are separated from each other by the gap such that the at least two transparent bars allow diffraction of visible light passing therebetween. The at least two transparent bars have a refractive index greater than a refractive index of a surrounding medium.

公开(公告)号：US10388701B2

公开(公告)日：2019-08-20

申请号：US15241660

申请日：2016-08-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Seokho Yun ,  Sunghyun Nam

IPC: H01L27/146 ,  H01L27/30 ,  H01L31/028 ,  H01L51/44 ,  H01L31/0256

Abstract: A stacked image sensor and a method of manufacturing the same are provided. The stacked image sensor includes a lower photoelectric conversion layer, a micro-lens provided on the lower photoelectric conversion layer, and an upper photoelectric conversion layer provided on the micro-lens. The lower photoelectric conversion layer and the upper photoelectric conversion layer are different types of photoelectric conversion layers.

公开(公告)号：US10284826B2

公开(公告)日：2019-05-07

申请号：US15695546

申请日：2017-09-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

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

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.