公开(公告)号：US20250067909A1

公开(公告)日：2025-02-27

申请号：US18947561

申请日：2024-11-14

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung ROH ,  Sangyun LEE ,  Sungmo AHN ,  Seokho YUN

IPC: G02B3/00 ,  H04N9/64 ,  H04N23/84

Abstract: An image sensor includes a color separating lens array including a plurality of first pixel corresponding regions respectively corresponding to a plurality of first pixels and a plurality of second pixel corresponding regions respectively corresponding to a plurality of second pixels, wherein each of the plurality of first pixel corresponding regions and the plurality of second pixel corresponding regions includes a plurality of nanoposts, and at least one of a shape, a width, and an arrangement of the plurality of nanoposts of the plurality of first pixel corresponding regions changes according to an azimuth direction of the plurality of nanoposts in a peripheral portion surrounding a central portion of the color separating lens array.

公开(公告)号：US20250060515A1

公开(公告)日：2025-02-20

申请号：US18941130

申请日：2024-11-08

Applicant: Samsung Electronics Co., Ltd.

Inventor： Seokho YUN ,  Sookyoung Roh ,  Sangyun Lee

IPC: G02B3/00 ,  G02B27/10 ,  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 first wavelength light, and a second pixel configured to sense second wavelength light; and a color separating lens array including a first wavelength light condensing region in which the first wavelength light is condensed onto the first pixel, wherein an area of the first wavelength light condensing region is greater than an area of the first pixel, and a distance between the sensor substrate and the color separating lens array is less than a focal distance of the first wavelength light condensing region with respect to the first wavelength light.

公开(公告)号：US20240274628A1

公开(公告)日：2024-08-15

申请号：US18642337

申请日：2024-04-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seokho YUN ,  Sookyoung ROH

IPC: H01L27/146 ,  G02B3/00 ,  G02B5/18 ,  H04N25/70

CPC classification number: H01L27/14621 ,  G02B3/0056 ,  G02B5/1876 ,  H01L27/14607 ,  H01L27/14627 ,  H04N25/70 ,  H01L27/1462

Abstract: Provided is an image sensor including a sensor substrate including a first photo-sensing cell and a second photo-sensing cell configured to sense light, a spacer layer that is transparent and disposed on the sensor substrate, and a color separating lens array disposed on the spacer layer and including a first region disposed opposite to the first photo-sensing cell in a vertical direction and having a first pattern, and a second region disposed opposite to the second photo-sensing cell in the vertical direction and having a second pattern that is different from the first pattern, and wherein the first pattern is configured to separate, from incident light, a first wavelength light and condense the first wavelength light to the first photo-sensing cell, and the second pattern is configured to separate, from the incident light, a second wavelength light and condense the second wavelength light to the second photo-sensing cell.

公开(公告)号：US20240250102A1

公开(公告)日：2024-07-25

申请号：US18412026

申请日：2024-01-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung ROH ,  Choonlae CHO ,  Seokho YUN

IPC: H01L27/146

CPC classification number: H01L27/14627 ,  H01L27/14645

Abstract: An image sensor includes a sensor substrate including first to third pixel groups, and a color separation lens array configured to separate incident light according to wavelengths, multi-condense blue light onto a plurality of continuously arranged first pixels of the first pixel group, multi-condense green light onto the plurality of continuously arranged second pixels of the second pixel group, and multi-condense red light onto the plurality of continuously arranged third pixels of the third pixel group. The color separation lens array includes first to third pixel correspondence regions respectively facing the first to third pixel groups and including a plurality of nanoposts. A blue light phase profile viewed in a cross-section immediately after passing through the first pixel correspondence region includes a plurality of maximum points having positions that are not aligned with a center of the plurality of first pixels.

公开(公告)号：US20240243149A1

公开(公告)日：2024-07-18

申请号：US18409347

申请日：2024-01-10

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangyun LEE ,  Sookyoung ROH ,  Seokho YUN ,  Junho LEE

IPC: H01L27/146

CPC classification number: H01L27/14627 ,  H01L27/14621

Abstract: Provided is an image sensor that includes a sensor substrate including a plurality of pixels, a nano-photonic lens array including a plurality of nano-structures that are disposed to color-separate incident light and condense the color-separated incident light onto the plurality of pixels, and a color filter layer including a plurality of color filters, wherein the total number of color filters transmitting the light of a first wavelength band is greater than a number of color filters transmitting the light of a second wavelength band and the number of the color filters transmitting the light of a third wavelength band, and the plurality of nano-structures of the nano-photonic lens array color-separate and condense the light of the second wavelength band and the light of the third wavelength band, and condense the light of the first wavelength band without color-separation.

公开(公告)号：US20240193717A1

公开(公告)日：2024-06-13

申请号：US18444058

申请日：2024-02-16

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：US20240079429A1

公开(公告)日：2024-03-07

申请号：US18236652

申请日：2023-08-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sungmo AHN ,  Sangeun MUN ,  Choonlae CHO ,  Sookyoung ROH ,  Hyunsung PARK ,  Seokho YUN ,  Sangyun LEE ,  Junho LEE

IPC: H01L27/146

CPC classification number: H01L27/14625 ,  H01L27/14605 ,  H01L27/14621

Abstract: An image sensor includes a sensor substrate including a plurality of unit pixel groups each including a first pixel, a second pixel, a third pixel, and a fourth pixel arranged in a Bayer pattern, and a color separating lens array which separates incident light according to wavelengths and condenses the light on each of the first to fourth pixels, wherein the color separating lens array a plurality of pixel corresponding groups respectively corresponding to the plurality of unit pixel groups, and the plurality of pixel corresponding groups each include first to fourth pixel corresponding regions corresponding to the first to fourth pixels and a plurality of nanoposts. From among the plurality of pixel corresponding groups, relative positional relationships between the nanoposts of the first to fourth pixel corresponding regions in each of the plurality of peripheral groups that are located out of the center of the color separating lens array may be different from each other.

公开(公告)号：US20240040273A1

公开(公告)日：2024-02-01

申请号：US18227095

申请日：2023-07-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung ROH ,  Junho LEE ,  Seokho YUN

IPC: H04N25/17 ,  H04N25/704 ,  H04N23/67 ,  H01L27/146 ,  G02B3/00 ,  G02B7/36

CPC classification number: H04N25/17 ,  H04N25/704 ,  H04N23/67 ,  H01L27/14645 ,  H01L27/14627 ,  G02B3/0037 ,  G02B7/36

Abstract: Provided is an image sensor including a pixel array including a plurality of imaging pixels and a plurality of autofocusing pixels, and a lens array including a plurality of micro lenses facing the plurality of imaging pixels, respectively, and one or more super lenses facing the plurality of autofocusing pixels, wherein each imaging pixel of the plurality of imaging pixels includes a first red meta-photodiode configured to selectively absorb light of a red wavelength band, a first green meta-photodiode configured to selectively absorb light of a green wavelength band, and a first blue meta-photodiode configured to selectively absorb light of a blue wavelength band.

公开(公告)号：US20230375400A1

公开(公告)日：2023-11-23

申请号：US18227171

申请日：2023-07-27

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunghyun NAM ,  Sookyoung ROH ,  Seokho YUN

IPC: G01J1/04 ,  H01L27/146 ,  G02B5/20 ,  G02B1/00 ,  G01J1/44 ,  H01L31/0216

CPC classification number: G01J1/0488 ,  H01L27/14621 ,  H01L27/14625 ,  G02B5/207 ,  G02B1/002 ,  G02B5/201 ,  H01L27/14603 ,  G01J1/44 ,  G02B5/206 ,  H01L31/02162 ,  H01L27/14685

Abstract: A color filter array may include a plurality of color filters arranged two-dimensionally and configured to allow light of different wavelengths to pass therethrough. Each of the plurality of color filters includes at least one Mie resonance particle and a transparent dielectric surrounding the at least one Mie resonance particle.

公开(公告)号：US20230251403A1

公开(公告)日：2023-08-10

申请号：US18135585

申请日：2023-04-17

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.