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公开(公告)号：US12166052B2
公开(公告)日：2024-12-10
申请号：US17580145
申请日：2022-01-20
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Kyungsang Cho , Hojung Kim , Chanwook Baik , Yooseong Yang
IPC: H01L27/146 , B82Y20/00
Abstract: Provided is an image sensor including a sensor array including a plurality of light-sensors respectively including an optoelectronic device, the optoelectronic device including a first electrode, a second electrode spaced apart from the first electrode, and an active layer provided between the first electrode and the second electrode, the active layer including a plurality of quantum dot layers having different energy bands, and a circuit including circuits respectively connected to the plurality of light-sensors and configured to readout an optoelectronic signal generated from each of the plurality of light-sensors.
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公开(公告)号：US20240071275A1
公开(公告)日：2024-02-29
申请号：US18136630
申请日：2023-04-19
Applicant: SAMSUNG ELECTRONICS CO., LTD. , CHUNG ANG University Industry Academic Cooperation Foundation
Inventor： Unjeong Kim , Hojung Kim , Hyungbin Son , Suyeon Lee
CPC classification number: G09G3/2003 , G06T7/90 , G06T2207/10024 , G09G2320/0666 , G09G2360/144
Abstract: An operating method of a calibration system for a display device obtains image information about an image displayed on display device and wavelength information about pixels of the image information using a hyperspectral camera included in an electronic device, transmits the obtained image information and wavelength information to a first application in the electronic device, generates calibration data about the obtained image information and wavelength information through the first application and transmits the calibration data to a second application in the display device, and performs color calibration of the display device based on the calibration data transmitted to the second application to display a color calibrated image.
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公开(公告)号：US11862743B2
公开(公告)日：2024-01-02
申请号：US17459686
申请日：2021-08-27
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Chanwook Baik , Kyungsang Cho , Hojung Kim , Yooseong Yang
IPC: H01L31/0384 , H01L31/112 , H01L31/113 , H01L31/0216 , H01L27/146 , H01L31/0336
CPC classification number: H01L31/03845 , H01L27/14643 , H01L27/14679 , H01L31/02161 , H01L31/1126 , H01L31/1136 , H01L31/0336
Abstract: An opto-electronic device includes a base portion, a first electrode and a second electrode formed on an upper surface of the base portion apart from each other, a quantum dot layer, and a bank structure. The quantum dot layer is between the first electrode and the second electrode on the base portion and includes a plurality of quantum dots. The bank structure covers at least partial regions of the first electrode and the second electrode, defines a region where the quantum dot layer is formed, and is formed of an inorganic material.
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公开(公告)号：US11747767B2
公开(公告)日：2023-09-05
申请号：US16780402
申请日：2020-02-03
Applicant: SAMSUNG ELECTRONICS CO., LTD. , Korea University Research and Business Foundation, Sejong Campus
Inventor： Hoon Song , Hwi Kim , Jongha Park , Hojung Kim , Yongkyu Kim
CPC classification number: G03H1/0891 , G03H2001/0088 , G03H2001/0825 , G03H2210/30
Abstract: A method for processing a three-dimensional holographic image includes obtaining depth images from depth data of a three-dimensional object, dividing each of the depth images into a predetermined number of sub-images, obtaining interference patterns of computer-generated hologram (CGH) patches corresponding to each of the sub-images by performing a Fourier transform to calculate an interference pattern in a CGH plane for object data included in each of the sub-images, and generating a CGH for the three-dimensional object using the obtained interference patterns of the CGH patches.
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公开(公告)号：US11561508B2
公开(公告)日：2023-01-24
申请号：US17474595
申请日：2021-09-14
Inventor： Hojung Kim , Kichul Kim , Yongkyu Kim , Hongseok Lee
Abstract: A method and apparatus for processing hologram image data capable of optimizing image quality of a hologram image are provided. The image processing method includes receiving input image data, reading a header included at a predetermined location in the input image data, and generating hologram data configured to display a hologram image by performing a Fourier calculation and pixel encoding on the input image data based on at least one parameter recorded in the header, wherein the at least one parameter recorded in the header includes at least one of depth information, scale information, and gamma information.
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Patent Agency Ranking
公开(公告)号：US20210376190A1
公开(公告)日：2021-12-02
申请号：US17036962
申请日：2020-09-29
Applicant: Samsung Electronics Co., Ltd.
Inventor： Hojung Kim , Chanwook Baik , Kyungsang Cho
Abstract: Provided is an opto-electronic device including a semiconductor substrate doped with a first conductivity type impurity, a source region and a drain region provided on the semiconductor substrate spaced apart from each other and doped with a second conductivity type impurity which is electrically opposite to the first conductivity type impurity, a first electrode and a second electrode electrically connected to the source region and the drain region, respectively, a quantum dot layer provided between the source region and the drain region on the semiconductor substrate and including quantum dots, a first insulation layer configured to insulate the semiconductor substrate and the quantum dot layer from each other, and a transparent electrode layer provided on the quantum dot layer.
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公开(公告)号：US10545328B2
公开(公告)日：2020-01-28
申请号：US15724459
申请日：2017-10-04
Inventor： Hojung Kim , Kichul Kim , Yongkyu Kim , Hongseok Lee
Abstract: An image processing apparatus includes a core configured to perform a fast Fourier transformation (FFT) operation on the image data, a memory configured to store data that is output by the core, and a controller configured to control the core to perform the FFT operation on the image data. The core is resettable based on an amount of the image data.
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公开(公告)号：US10321159B2
公开(公告)日：2019-06-11
申请号：US15218243
申请日：2016-07-25
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hojung Kim , Hoon Song , Hongseok Lee
Abstract: A method of performing a Fourier transform includes generating first data by performing a one-dimensional (1D) fast Fourier transform (FFT), on data having rows and columns, in a row direction; generating second data by performing the 1D FFT, on a portion of the first data, in a column direction; and storing a portion of the second data.
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公开(公告)号：US10223763B2
公开(公告)日：2019-03-05
申请号：US15377336
申请日：2016-12-13
Inventor： Hojung Kim , Kichul Kim , Hongseok Lee
Abstract: A method for performing a Fourier transform includes generating intermediate data by performing a 1D FFT on input image data on a row-by-row basis, designating different banks of a memory as respective start positions, dividing and storing the intermediate data at the start positions, reading out the intermediate data at the start positions, and generating final data by performing a 1D FFT on the intermediate data on a column-by-column basis.
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公开(公告)号：US09965836B2
公开(公告)日：2018-05-08
申请号：US15268932
申请日：2016-09-19
Applicant: SAMSUNG ELECTRONICS CO., LTD.
Inventor： Hojung Kim , Juwon Seo , Hongseok Lee
CPC classification number: G06T5/10 , G03H1/0808 , G06T2207/10004 , G06T2207/20048
Abstract: Provided is a method for performing a Fourier transformation for generating a computer-generated holographic (CGH) image. The method includes generating first intermediate data by performing a first FFT calculation that relates to coordinates of a pupil of a user with respect to input image data; generating second intermediate data by calculating a light concentration effect correction term for correcting a light concentration effect occurring at the pupil of the user and multiplying the first intermediate data by the light concentration effect correction term; and performing a second FFT calculation that relates to the coordinates of the pupil of the user with respect to the second intermediate data.
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