Patents by Inventor Yang-Ho Cho

Yang-Ho Cho has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20210266490
    Abstract: A method of driving a lens array camera may include simultaneously driving a first group of sensing elements from among a plurality of sensing elements, each sensing element from among the first group of sensing elements corresponding to a same original signal viewpoint, wherein the plurality of sensing elements is included in a sensor corresponding to the lens array camera including N rows of N lenses, N being a natural number.
    Type: Application
    Filed: May 10, 2021
    Publication date: August 26, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Daekun YOON, Yang Ho Cho, Kyuhwan Choi, Deokyoung Kang
  • Publication number: 20210256659
    Abstract: Provided is an image restoration apparatus and method. The image restoration apparatus may store an image restoration model including a convolutional layer corresponding to kernels having various dilation gaps, and may restore an output image from a target image obtained by rearranging a compound eye vision (CEV) image by the image restoration model.
    Type: Application
    Filed: April 30, 2021
    Publication date: August 19, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho CHO, Deokyoung KANG, Dong Kyung NAM
  • Publication number: 20210218944
    Abstract: Provided is a method and apparatus for restoring an image, the apparatus including a plurality of lenses configured to pass a plurality of rays, a sensor including a target sensing element configured to receive a target ray passing a first lens among the plurality of lenses, and a second sensing element configured to receive a second ray passing a second lens among the plurality of lenses, the first lens being different from the second lens, and a processor configured to determine the second sensing element based on a difference between a direction of the target ray and a direction of the second ray, and to restore color information corresponding to the target sensing element based on color information detected by the second sensing element.
    Type: Application
    Filed: December 17, 2020
    Publication date: July 15, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho Cho, Deokyoung Kang, Dong Kyung Nam
  • Patent number: 11064183
    Abstract: A multi-lens based capturing apparatus and method are provided. The capturing apparatus includes a lens array including lenses and a sensor including sensing pixels, wherein at least a portion of sensing pixels in the sensor may generate sensing information based on light entering through different lenses in the lens array, and light incident on each sensing pixel, among the portion of the plurality of sensing pixels may correspond to different combinations of viewpoints.
    Type: Grant
    Filed: April 9, 2020
    Date of Patent: July 13, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho Cho, Dong Kyung Nam, Hyoseok Hwang, Young Ju Jeong, Jingu Heo
  • Publication number: 20210195072
    Abstract: Provided is an imaging device including a sensing array including a plurality of sensing elements, an imaging lens array including a plurality of imaging optical lenses, each of the plurality of imaging optical lenses having a non-circular cross-section perpendicular to an optical axis, and configured to transmit light received from an outside of the imaging device, and a condensing lens array including a plurality of condensing lenses disposed between the imaging lens array and the sensing array, and configured to transmit the light passing through the imaging lens array to the sensing elements, wherein a number of the plurality of imaging optical lenses is less than a number of the plurality of condensing lenses.
    Type: Application
    Filed: July 1, 2020
    Publication date: June 24, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyuhwan CHOI, Yang Ho CHO
  • Patent number: 11039097
    Abstract: A method of driving a lens array camera may include simultaneously driving a first group of sensing elements from among a plurality of sensing elements, each sensing element from among the first group of sensing elements corresponding to a same original signal viewpoint, wherein the plurality of sensing elements is included in a sensor corresponding to the lens array camera including N rows of N lenses, N being a natural number.
    Type: Grant
    Filed: September 24, 2019
    Date of Patent: June 15, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Daekun Yoon, Yang Ho Cho, Kyuhwan Choi, Deokyoung Kang
  • Patent number: 11030724
    Abstract: Provided is an image restoration apparatus and method. The image restoration apparatus may store an image restoration model including a convolutional layer corresponding to kernels having various dilation gaps, and may restore an output image from a target image obtained by rearranging a compound eye vision (CEV) image by the image restoration model.
    Type: Grant
    Filed: July 9, 2019
    Date of Patent: June 8, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho Cho, Deokyoung Kang, Dong Kyung Nam
  • Publication number: 20210166352
    Abstract: An image restoration method and apparatus are provided. The image restoration method includes acquiring a target image, and acquiring a restoration image of the target image from an image restoration model to which the target image and pixel position information of the target image are input.
    Type: Application
    Filed: April 16, 2020
    Publication date: June 3, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: DEOKYOUNG KANG, Yang Ho Cho
  • Publication number: 20210133920
    Abstract: An image restoration apparatus generates a plurality of warped images by warping each of a plurality of input images based on respective depths corresponding to a plurality of disparities, and generates an output image with a high resolution based on the plurality of input images and the plurality of warped images using an image restoration model.
    Type: Application
    Filed: July 10, 2020
    Publication date: May 6, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seho LEE, Yang Ho CHO, Deokyoung KANG
  • Publication number: 20210116705
    Abstract: An aberration correction method and apparatus. The apparatus includes at least one processor, and an input/output unit configured to receive an captured image, wherein the processor is configured to initialize a first matrix or a second matrix by reducing a matrix of a point spread function (PSF) of a lens included in a capturing device used to capture the captured image, iteratively perform an aberration removal and a noise removal based on the captured image and the first matrix or the second matrix, and output a final original image as a result of the iteratively performing. Here, the first matrix is a matrix obtained by reducing the number of indices indicating light arrival points of the matrix of the PSF, and the second matrix is a matrix obtained by reducing the number of indices corresponding to light arrival points of a transposed matrix of the PSF.
    Type: Application
    Filed: April 2, 2020
    Publication date: April 22, 2021
    Applicants: SAMSUNG ELECTRONICS CO., LTD., SEOUL NATIONAL UNIVERSITY (SNU) R&DB FOUNDATION
    Inventors: DEOKYOUNG KANG, Myung Joo KANG, Yang Ho CHO, Seung Won JEONG, Jin Je PARK
  • Publication number: 20210118932
    Abstract: An image sensor includes a plurality of thin lens elements, each of the plurality of thin lens elements including a plurality of scatterers configured to concentrate light of a partial wavelength band among light incident on the image sensor. The image sensor further includes a micro lens array configured to concentrate light of another wavelength band wider than the partial wavelength band, and a sensing element configured to sense light passing through the plurality of thin lens elements and the micro lens array.
    Type: Application
    Filed: March 30, 2020
    Publication date: April 22, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho CHO, Seunghoon HAN, Kyuhwan CHOI
  • Publication number: 20210112201
    Abstract: An image sensor includes a plurality of lens elements, each lens element of the plurality of lens elements including a plurality of scatterers arranged to concentrate light incident on the image sensor; and a sensing element configured to sense light passing through the plurality of lens elements, wherein one lens element of the plurality of lens elements has a first focal length that is different from a second focal length of another lens element of the plurality of lens elements and is separated from the sensing element by the first focal length.
    Type: Application
    Filed: January 29, 2020
    Publication date: April 15, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho CHO, Kyuhwan Choi, Seunghoon Han
  • Patent number: 10924667
    Abstract: An image sensor and an image sensing method are provided. The image sensor may restore a high resolution image with respect to a high magnification based on sensing information corresponding to different fields of view (FOVs) and that is received through lens elements having a same focal length and different lens sizes.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: February 16, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Deokyoung Kang, Yang Ho Cho, Dong Kyung Nam
  • Patent number: 10916575
    Abstract: An image sensor and a method of manufacturing the image sensor are provided. The image sensor includes a block layer including an absorption layer and a transparent layer that are alternately stacked, a lens element is located below the block layer, and a sensing element is located to face the lens element.
    Type: Grant
    Filed: March 14, 2019
    Date of Patent: February 9, 2021
    Assignees: Samsung Electronics Co., Ltd., Korea Advanced Institute of Science and Technology
    Inventors: Yang Ho Cho, Ki-Hun Jeong, Dong Kyung Nam, Kisoo Kim, Kyung-Won Jang
  • Patent number: 10902557
    Abstract: Provided is a method and apparatus for restoring an image, the apparatus including a plurality of lenses configured to pass a plurality of rays, a sensor including a target sensing element configured to receive a target ray passing a first lens among the plurality of lenses, and a second sensing element configured to receive a second ray passing a second lens among the plurality of lenses, the first lens being different from the second lens, and a processor configured to determine the second sensing element based on a difference between a direction of the target ray and a direction of the second ray, and to restore color information corresponding to the target sensing element based on color information detected by the second sensing element.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: January 26, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho Cho, Deokyoung Kang, Dong Kyung Nam
  • Patent number: 10873693
    Abstract: A calibration method and apparatus are provided. The calibration method includes sensing spots at which collimated light passing through multiple lenses is imaged on a sensor and determining a transformation matrix configured to restore an image acquired using the multiple lenses based on the spots.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: December 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO.. LTD.
    Inventors: Kyuhwan Choi, Deokyoung Kang, Yang Ho Cho, Daekun Yoon
  • Patent number: 10868957
    Abstract: Provided is an image processing apparatus and method. The image processing method includes obtaining, by a sensor and a lens array, a first image corresponding to an original image, identifying the first image obtained by the sensor and the lens array, rearranging the first image in response to rearranging a transformation matrix based on the sensor and the lens array, and generating a second image by performing a color interpolation on the rearranged first image.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: December 15, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Deokyoung Kang, Yang Ho Cho, Dong Kyung Nam, Daekun Yoon, Kyuhwan Choi
  • Publication number: 20200259979
    Abstract: An image sensor and an image sensing method are provided. The image sensor may restore a high resolution image with respect to a high magnification based on sensing information corresponding to different fields of view (FOVs) and that is received through lens elements having a same focal length and different lens sizes.
    Type: Application
    Filed: April 27, 2020
    Publication date: August 13, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Deokyoung KANG, Yang Ho Cho, Dong Kyung Nam
  • Publication number: 20200236337
    Abstract: A multi-lens based capturing apparatus and method are provided. The capturing apparatus includes a lens array including lenses and a sensor including sensing pixels, wherein at least a portion of sensing pixels in the sensor may generate sensing information based on light entering through different lenses in the lens array, and light incident on each sensing pixel, among the portion of the plurality of sensing pixels may correspond to different combinations of viewpoints.
    Type: Application
    Filed: April 9, 2020
    Publication date: July 23, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yang Ho CHO, Dong Kyung NAM, Hyoseok HWANG, Young Ju JEONG, Jingu HEO
  • Patent number: 10721460
    Abstract: An image rendering apparatus and method for rendering a stereoscopic image are provided. The image rendering apparatus may estimate a disparity of an image pixel included in an input image. Based on the disparity, a viewpoint direction of the image pixel may be determined by the image rendering apparatus. The image rendering apparatus may render a stereoscopic image by assigning a pixel value of the image pixel to a display pixel having a viewpoint direction corresponding to the viewpoint direction of the image pixel, instead of generating a multiview image.
    Type: Grant
    Filed: January 7, 2015
    Date of Patent: July 21, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Young Ju Jeong, Yang Ho Cho, Dong Kyung Nam, Du-Sik Park