公开(公告)号：US12174453B2

公开(公告)日：2024-12-24

申请号：US17947772

申请日：2022-09-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sangyun Lee ,  Sookyoung Roh ,  Seokho Yun ,  Sungmo Ahn

IPC: H04N25/704 ,  G02B3/00 ,  G02B7/28 ,  G02B27/10 ,  G02B27/12 ,  G03B13/36 ,  H04N9/01

Abstract: An image sensor includes a sensor substrate including first, second, third, and fourth pixels, and a color separating lens array, wherein each of the first pixels includes a first focusing signal region and a second focusing signal region that independently generate focusing signals, and the first focusing signal region and the second focusing signal region are arranged to be adjacent to each other in the first pixel in a first direction, and each of the fourth pixels includes a third focusing signal region and a fourth focusing signal region that independently generate focusing signals, and the third focusing signal region and the fourth focusing signal region are arranged to be adjacent to each other in the fourth pixel in a second direction that is different from the first direction.

公开(公告)号：US12169288B2

公开(公告)日：2024-12-17

申请号：US18208566

申请日：2023-06-12

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：US12080741B2

公开(公告)日：2024-09-03

申请号：US18136697

申请日：2023-04-19

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sookyoung Roh ,  Seokho Yun

IPC: H01L27/146 ,  H04N23/67 ,  H04N25/11 ,  H04N25/704

CPC classification number: H01L27/14625 ,  H01L27/14603 ,  H01L27/14621 ,  H04N23/67 ,  H04N25/11 ,  H04N25/704

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：US20240288611A1

公开(公告)日：2024-08-29

申请号：US18654786

申请日：2024-05-03

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：US11978748B2

公开(公告)日：2024-05-07

申请号：US17078670

申请日：2020-10-23

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：US20230031010A1

公开(公告)日：2023-02-02

申请号：US17841777

申请日：2022-06-16

Applicant: SAMSUNG ELECTRONICS CO., LTD.

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

IPC: H01L27/146 ,  G02B1/00

Abstract: Provided is an image sensor including a metasurface having a light resonance function. The image sensor includes a photoelectric conversion layer, an interlayer material layer on the photoelectric conversion layer, and a single meta pattern layer on the interlayer material layer, wherein the meta pattern layer includes a metasurface, the metasurface having a same phase profile as that of a lens, and the meta pattern layer has a height that causes a resonance at a given wavelength of incident light to block transmission of the given wavelength through the meta pattern layer.

公开(公告)号：US10684505B2

公开(公告)日：2020-06-16

申请号：US15405916

申请日：2017-01-13

Applicant: SAMSUNG ELECTRONICS CO., LTD.

Inventor： Sunghyun Nam ,  Seokho Yun ,  Jesada Ungnapatanin

IPC: G02F1/1335 ,  G02F1/21 ,  G02F1/1337 ,  G02F1/1343 ,  G02F1/137

Abstract: Provided is a tunable electro-optic filter including a reflective structure including a first reflective layer including a first pattern layer having a first meta-surface structure disposed on a first side of the liquid crystal layer and a second reflective layer including a second pattern layer having a second meta-surface structure disposed on a second side of the liquid crystal layer. Each of the first meta-surface structure and the second meta-surface structure includes multiple dielectric materials which are alternately stacked, and a thickness of each dielectric material gradually increases. Alternately, the tunable electro-optic filter may include a pattern layer having a meta-surface structure disposed on at least a side of the liquid crystal layer.

公开(公告)号：US10423001B2

公开(公告)日：2019-09-24

申请号：US14707272

申请日：2015-05-08

Applicant: Samsung Electronics Co., Ltd.

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

IPC: G02B3/00 ,  G02B27/42 ,  G02B27/10 ,  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：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.