公开(公告)号：US20250048754A1

公开(公告)日：2025-02-06

申请号：US18922946

申请日：2024-10-22

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangyun LEE ,  Sookyoung ROH ,  Seokho YUN

IPC: H01L27/146

Abstract: An image sensor includes: a sensor substrate including a first pixel and a second pixel; and a color separating lens array for condensing light of first wavelength onto the first pixel by changing a phase of light of the first wavelength included in incident light, wherein the sensor substrate further includes: an active pixel area for outputting an active pixel signal for image generation; a first dummy pixel area arranged outside the active pixel area and outputting a dummy pixel signal to correct image data generated from the active pixel signal; and a second dummy pixel area arranged outside the active pixel area and the first dummy pixel area and not outputting any pixel signal.

公开(公告)号：US20250039576A1

公开(公告)日：2025-01-30

申请号：US18913316

申请日：2024-10-11

Applicant: SAMSUNG ELECTRONICS CO, LTD.

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

IPC: H04N25/77 ,  G06T7/50 ,  H04N23/11 ,  H04N23/84

Abstract: An image sensor is provided for obtaining an ultra-high resolution image. The image sensor includes a plurality of two-dimensionally arranged pixels, each of the plurality of pixels including a first meta-photodiode that selectively absorbs light of a red wavelength band, a second meta-photodiode that selectively absorbs light in a green wavelength band, and a third meta-photodiode that selectively absorbs light of a blue wavelength band. A width of each of the plurality of pixels of the image sensor may be less than a diffraction limit.

公开(公告)号：US20240243148A1

公开(公告)日：2024-07-18

申请号：US18405539

申请日：2024-01-05

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Choonlae CHO ,  Sookyoung ROH ,  Sangyun LEE

IPC: H01L27/146 ,  H04N25/13

CPC classification number: H01L27/14627 ,  H04N25/13

Abstract: An image sensor includes a sensor substrate including a first pixel and a fourth pixel each detecting green light, a second pixel detecting blue light, and a third pixel detecting red light, and a color separation lens array configured to separate incident light according to wavelengths and condense the incident light onto the first to fourth pixels. The color separation lens array includes first, second, third, and to fourth pixel correspondence regions respectively facing the first to fourth pixels, and the first to fourth pixel correspondence regions respectively include a plurality of first to fourth nanoposts that are arranged in different arrangement patterns in the first to fourth pixel correspondence regions.

公开(公告)号：US20240079431A1

公开(公告)日：2024-03-07

申请号：US18507618

申请日：2023-11-13

Applicant: Samsung Electronics Co., Ltd.

Inventor： Sookyoung ROH ,  Seokho Yun

IPC: H01L27/146 ,  G02B27/10 ,  G02B27/12 ,  H04N9/01 ,  H04N23/11 ,  H04N23/12 ,  H04N23/84 ,  H04N25/11 ,  H04N25/13 ,  H04N25/131 ,  H04N25/133

CPC classification number: H01L27/14627 ,  G02B27/1013 ,  G02B27/123 ,  H04N9/01 ,  H04N23/11 ,  H04N23/12 ,  H04N23/84 ,  H04N25/11 ,  H04N25/131 ,  H04N25/133 ,  H04N25/135

Abstract: Provided is an image sensor including a sensor substrate including a plurality of first pixels configured to sense first wavelength light in an infrared ray band and a plurality of second pixels configured to sense second wavelength light in a visible light band, and a color separating lens array disposed on the sensor substrate and configured to change a phase of the first wavelength light incident on the color separating lens array such that the first wavelength light is condensed to the plurality of first pixels, wherein the color separating lens array includes a plurality of light condensing regions configured to condense the first wavelength light respectively on the plurality of first pixels, and wherein an area of each of the plurality of light condensing regions is larger than an area of each of the plurality of first pixels.

公开(公告)号：US20240063242A1

公开(公告)日：2024-02-22

申请号：US18235627

申请日：2023-08-18

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: H01L27/146

CPC classification number: H01L27/14627 ,  H01L27/14621

Abstract: An image sensor includes a sensor substrate including a plurality of first pixels for sensing light of a first wavelength band and a plurality of second pixels for sensing light of a second wavelength band that is different from the first wavelength band, a color filter layer on the sensor substrate, and including a plurality of color filters, a planarization layer arranged on the color filter layer, an encapsulation layer arranged on the planarization layer, and a nano-photonic lens array arranged on the encapsulation layer, and including a plurality of nano-structures that are arranged to condense incident light onto the plurality of first pixels and the plurality of second pixels.

公开(公告)号：US20230139533A1

公开(公告)日：2023-05-04

申请号：US17978725

申请日：2022-11-01

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangeun MUN ,  Sookyoung ROH ,  Sungmo AHN ,  Seokho YUN

IPC: H01L27/146 ,  G02B3/00

Abstract: An optical sensor includes: a sensor substrate including a plurality of pixels that sense incident light, a filter layer arranged on the sensor substrate and including a plurality of filters corresponding to the plurality of pixels, the plurality of filters transmitting only light of a particular wavelength band, and a nanophotonic microlens array arranged on the filter layer and including a plurality of nanophotonic microlenses, each of which focuses incident light on a corresponding pixel among the plurality of pixels.

公开(公告)号：US20230099884A1

公开(公告)日：2023-03-30

申请号：US17902123

申请日：2022-09-02

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung ROH ,  Seokho YUN

IPC: G01J3/28 ,  G01J3/02

Abstract: Provided is an image sensor including a sensor substrate including a first pixel row and a second pixel row, a spacer layer arranged on the sensor substrate, and a color separating lens array arranged on the spacer layer, in which the color separating lens array includes a first color separating lens array separating, out of incident light, light of a plurality of wavelengths within a first spectral range and condensing the light of the plurality of wavelengths onto a plurality of pixels of the first pixel row and a second color separating lens array separating, out of incident light, light of a plurality of wavelengths within a second spectral range different from the first spectral range and condensing the light of the plurality of wavelengths onto a plurality of pixels of the second pixel row.

公开(公告)号：US20210126029A1

公开(公告)日：2021-04-29

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 ,  H04N9/04

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：US20210125301A1

公开(公告)日：2021-04-29

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 ,  G06T7/44 ,  G06T1/20

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：US20180292585A1

公开(公告)日：2018-10-11

申请号：US15870064

申请日：2018-01-12

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Seokho YUN ,  Sookyoung ROH ,  Ilhwan KIM ,  Hongkyu PARK

IPC: G02B5/20 ,  G01J1/04

CPC classification number: G02B5/201 ,  G01J1/0492 ,  H01L27/14621 ,  H01L27/14645

Abstract: Provided is an image sensor comprising a color separation element. The image sensor includes a pixel array including a plurality of a first pixels, a plurality of second pixels, and a plurality of third pixels; color separation elements configured to direct light in a second wavelength band travel toward the second pixels and direct a mixture light in a first wavelength band and light in a third wavelength band travel toward the first pixels or the third pixels; and a color filter layer including a first color filter, a second color filter, and a third color filter, wherein the pass bandwidth of the second color filter is greater than the pass bandwidth of each of the first and third color filters.