Patents by Inventor Kyung Min Park
Kyung Min Park 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).
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Patent number: 12046205Abstract: Disclosed are a source driver for sensing the degree of deterioration in pixels in some regions of a display panel and compensating for the deterioration in the display panel based on the sensed degree, by considering a characteristic in which pixels included in each display panel similarly deteriorate, and a display device including the same. The display device may include a display panel including pixels, a sensing circuit configured to provide sensing data by sensing the degree of deterioration in pixels in at least one first region of the display panel, and a compensation circuit configured to calculate an amount of compensation of each of the pixels in the first region using the sensing data and compensate for the deterioration in the pixels in the first region and pixels in a second region whose degree of deterioration is not sensed, based on the amount of compensation.Type: GrantFiled: December 17, 2020Date of Patent: July 23, 2024Assignee: SILICON WORKS CO., LTD.Inventors: Kyung Min Shin, Sung Ha Kim, Yong Sung Ahn, Jeong Lee, Jung Ryeol Park
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Patent number: 12042774Abstract: Provided are an apparatus for producing inorganic powder, and a method of producing inorganic powder by using such. The apparatus includes a vaporization part where a condensed-phase precursor is vaporized to obtain a gas-phase precursor, a partial precipitation part where the gas-phase precursor obtained in the vaporization part is partially precipitated to a condensed phase, and a reaction part where the gas-phase precursor remaining after being partially precipitated to a condensed phase in the partial precipitation part reacts with a reaction gas to obtain inorganic powder. An equilibrium vapor pressure of the gas-phase precursor in the partial precipitation part is lower than a vapor pressure of the gas-phase precursor obtained in the vaporization part, and an equilibrium vapor pressure of the precursor in the reaction part is equal to or higher than a vapor pressure of the gas-phase precursor partially precipitated to a condensed phase in the partial precipitation part.Type: GrantFiled: September 18, 2023Date of Patent: July 23, 2024Assignee: KOREA INSTITUTE OF INDUSTRIAL TECHNOLOGYInventors: Seung Min Yang, Kyung Hoon Kim, Gun Hee Kim, Young Kyu Jeong, O Hyung Kwon, Chan Bin Mo, Yong Su Jo, Hye Min Park, Gwang Hwa Jin
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Patent number: 12026181Abstract: Disclosed herein are a network environment synchronization apparatus and method. The network environment synchronization apparatus includes one or more processors, and execution memory for storing at least one program that is executed by the one or more processors, wherein the at least one program is configured to collect data from a network environment and generate a management structure in which collected data is distributed into preset respective group units, generate data discriminators for respective group units using a preset hash function, determine whether data of the management structure has changed with reference to data newly collected from the network environment based on the data discriminators, and when it is determined whether data of the management structure has changed, update the data of the management structure with the newly collected data.Type: GrantFiled: December 15, 2021Date of Patent: July 2, 2024Assignee: Electronics and Telecommunications Research InstituteInventors: Joo-Young Lee, Ki-Jong Koo, Ik-Kyun Kim, Dae-Sung Moon, Kyung-Min Park
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Patent number: 12014015Abstract: A display device includes a first substrate including a display area and a non-display area, which is on the periphery of the display area, a light-emitting element disposed on the first substrate and in the display area, a display signal line which is disposed on the first substrate and in the display area, extends in a first direction, and transmits a signal to the light-emitting element, a common voltage supply line disposed on the first substrate and in the non-display area, a pad disposed on the first substrate and in the non-display area, and electrically connected to the display signal line, and an indentation pad disposed on the first substrate and in the non-display area, and electrically connected to the common voltage supply line, where the indentation pad is disposed closer than the pad to edges of the first substrate in a second direction, which intersects the first direction.Type: GrantFiled: September 24, 2021Date of Patent: June 18, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Jae Lee, Han Soo Kim, Kyung Min Park, Tae Jong Eom
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Publication number: 20240036627Abstract: A system on chip and semiconductor device including the same are provided. The system on chip comprises a plurality of functional blocks, a frames per second (FPS) meter measuring FPS based on data processed by the functional blocks, a thermal management unit (TMU) sensing a temperature of each of the functional blocks, a dynamic voltage frequency scaling (DVFS) controller performing DVFS on the functional blocks, and a power management unit (PMU) independently controlling the power of the functional blocks, wherein the DVFS controller checks the FPS for the functional blocks when an operating frequency of each of the functional blocks is limited and limits the operating frequency of the at least one of the functional blocks to a threshold value or less using the FPS checked by the DVFS controller and the temperature of each of the functional blocks.Type: ApplicationFiled: May 12, 2023Publication date: February 1, 2024Inventor: Kyung-Min PARK
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Publication number: 20230354684Abstract: A display cell includes a signal line electrically connected to a pixel arranged in a display area, a signal pad unit disposed in a peripheral area adjacent to the display area, and including a signal pad electrically connected to the signal line, an inspection pad unit disposed in a turn-on inspection area, and including an inspection pad electrically connected to the signal pad, where the inspection pad is configured to receive a turn-on inspection signal, and a power supply voltage line configured to apply a power supply voltage to the pixel, extending from the inspection pad unit to the peripheral area, and divided into a plurality of sublines by at least one slit pattern in a cut-off area between the peripheral area and the turn-on inspection area.Type: ApplicationFiled: July 10, 2023Publication date: November 2, 2023Inventors: HYUNGJUN LIM, Dong-yoon So, Kyung Min Park
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Patent number: 11730044Abstract: A display cell includes a signal line electrically connected to a pixel arranged in a display area, a signal pad unit disposed in a peripheral area adjacent to the display area, and including a signal pad electrically connected to the signal line, an inspection pad unit disposed in a turn-on inspection area, and including an inspection pad electrically connected to the signal pad, where the inspection pad is configured to receive a turn-on inspection signal, and a power supply voltage line configured to apply a power supply voltage to the pixel, extending from the inspection pad unit to the peripheral area, and divided into a plurality of sublines by at least one slit pattern in a cut-off area between the peripheral area and the turn-on inspection area.Type: GrantFiled: January 18, 2021Date of Patent: August 15, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyungjun Lim, Dong-Yoon So, Kyung Min Park
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Patent number: 11723227Abstract: A display device includes: a first substrate overlapping a second substrate and including a display area and a non-display area; a display element disposed in the display area and between the first substrate and the second substrate; a sealing member disposed in the non-display area and between the first substrate and the second substrate; a touch unit; and a blocking member disposed in the non-display area and on the second substrate, wherein the blocking member includes blocking patterns, each of which has a first edge and a second edge, wherein the first edge extends in a first direction, and the second edge extends in a second direction different from the first direction, wherein a length of the first edge is longer than a length of the second edge, and the second edge of one blocking pattern does not overlap the second edge of another blocking pattern along the second direction.Type: GrantFiled: October 28, 2022Date of Patent: August 8, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Jae Lee, Do-Hoon Kim, Han Soo Kim, Kyung Min Park, Cheon Deok Park, Dong-Yoon So, Young Dae Yi, Myung-Wook Choi
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Patent number: 11687183Abstract: A display device includes a first substrate, a display structure, a sensing structure, a sensing signal transmission film, and an image signal transmission film. The first substrate includes a display region and a non-display region at least partially surrounding the display region. The non-display region includes a first portion and a second portion facing the first portion. The display structure is disposed in the display region. The sensing structure is disposed on the display structure. The sensing signal transmission film is electrically connected to the sensing structure. The image signal transmission film is electrically connected to the display structure. The sensing signal transmission film is disposed in the first portion of the non-display region. The image signal transmission film is disposed in the second portion of the non-display region.Type: GrantFiled: May 2, 2022Date of Patent: June 27, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young Rae Kim, Jung Tae Kim, Kyung Min Park, Dong-Yoon So, Ji Hyeon Ryu
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Patent number: 11666604Abstract: Disclosed are a multilayered cell sheet of cardiac stem cells (CSCs) and a method of manufacturing the same. In particular, the present disclosure provides a method of manufacturing a multilayered cell sheet according to a single step culture procedure by using, as a three-dimensional matrix, a biodegradable natural polymer hydrogel and embedding CSCs in the hydrogel. The multilayered cell sheet of the present disclosure does not require any special device for the manufacturing, is manageable with good physicomechanical property, increases a cell engraftment rate after transplantation based on sufficient accumulation of various growth and protective factors and extracellular matrix between cells, and is also self-assembled by the cell-mediated hydrogel compaction, making nutrients transfer easy. Therefore, the multilayered cell sheet of the CSCs is expected to be usefully applicable as a therapeutic agent for myocardium regeneration.Type: GrantFiled: December 18, 2017Date of Patent: June 6, 2023Assignees: INJE UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATIONInventors: Young-Il Yang, Ki-Dong Park, Won-Jin Lee, Min-Young Choi, Kyung-Min Park, Yun-Ki Lee
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Publication number: 20230129734Abstract: There are provided a semiconductor memory device and a manufacturing method of the semiconductor memory device. The semiconductor memory device includes: a gate stack structure including a plurality of interlayer insulating layers and a plurality of conductive patterns, which are alternately stacked in a vertical direction; a dummy stack structure including a plurality of dummy interlayer insulating layers and a plurality of sacrificial layers, which are alternately stacked in the vertical direction, the dummy stack structure being disposed at a level at which the gate stack structure is disposed; a channel structure penetrating the gate stack structure; a memory layer disposed between each of the plurality of conductive patterns and the channel structure; and a dummy pillar penetrating a portion of the dummy stack structure with a length less than a length of the channel structure in the vertical direction.Type: ApplicationFiled: April 5, 2022Publication date: April 27, 2023Applicant: SK hynix Inc.Inventors: Jun Hyuk PARK, Kyung Min PARK, Sung Gon JIN, Dong Won CHOI
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Patent number: 11600673Abstract: An organic light emitting device includes a first substrate including a display area and a non-display area, and a dummy metal layer disposed on the first substrate in the non-display area. The dummy metal layer includes a first dummy metal layer and a second dummy metal layer that overlap each other. The organic light emitting device further includes an insulating layer disposed between the first dummy metal layer and the second dummy metal layer in a cross-sectional view, a second substrate covering the first substrate, and a sealant disposed between the first substrate and the second substrate and overlapping the dummy metal layer. The first dummy metal layer is electrically connected to the second dummy metal layer, and the sealant contacts the second dummy metal layer.Type: GrantFiled: December 21, 2016Date of Patent: March 7, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Kyung Min Park, Dong-Yoon So
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Publication number: 20230047450Abstract: Disclosed herein are an apparatus and method for inferring a cyberattack path based on attention. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program generates test data required for generating an intelligent attack graph and generates an attack graph based on an intelligent attack path prediction model.Type: ApplicationFiled: August 5, 2022Publication date: February 16, 2023Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Ki-Jong KOO, Dae-Sung MOON, Joo-Young LEE, Ik-Kyun KIM, Kyung-Min PARK
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Publication number: 20230047679Abstract: A method for fabricating a semiconductor device includes: forming a stack body over a substrate; forming channel structures in the stack body, the channel structures comprising a channel layer penetrating the stack body; forming a contact-level dielectric layer over the stack body and the channel structures; forming a contact hole penetrating the contact-level dielectric layer; forming contact plugs in the contact hole, the contact plugs coupled to the channel layers of the channel structures; recessing the contact plugs to form upper surfaces of the contact plugs that are lower than an upper surface of the contact-level dielectric layer; forming a bit line-level dielectric layer including a spacer layer over the recessed contact plugs; etching the bit line-level dielectric layer to form trenches that expose the recessed contact plugs; and forming a bit line in one or more of the trenches.Type: ApplicationFiled: December 28, 2021Publication date: February 16, 2023Applicant: SK hynix Inc.Inventor: Kyung Min PARK
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Publication number: 20230005754Abstract: There is a method of manufacturing a memory device. The method includes forming a mask layer on an etching target layer; forming, on the mask layer, a compensation layer with a second impurity that chemically bonds to the mask layer with a first impurity; performing a first etching process that patterns the compensation layer and the mask layer to form a mask pattern; and performing a second etching process that etches the etching target layer, which is exposed through openings of the mask pattern.Type: ApplicationFiled: November 30, 2021Publication date: January 5, 2023Applicant: SK hynix Inc.Inventor: Kyung Min PARK
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Patent number: 11530381Abstract: The present invention describes methods for quantifying and analyzing cell migration and drug screening. Such methods include a gel (or a hydrogel) comprising a polymer, and cells that forms an oxygen gradient within the gel by controlling the balance of the diffusion of oxygen through the top of the gel and by the consumption of oxygen uptake by the cells. The migration of the cells is determined while the cells are grown in the gel of the present invention.Type: GrantFiled: July 19, 2017Date of Patent: December 20, 2022Assignees: The Johns Hopkins University, The Trustees of the University of PennsylvaniaInventors: Sharon Gerecht, Daniel Lewis, Kyung Min Park, T. S. Karin Eisinger, M. Celeste Simon
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Patent number: 11489137Abstract: A display device includes: a first substrate overlapping a second substrate and including a display area and a non-display area; a display element disposed in the display area and between the first substrate and the second substrate; a sealing member disposed in the non-display area and between the first substrate and the second substrate; a touch unit; and a blocking member disposed in the non-display area and on the second substrate, wherein the blocking member includes blocking patterns, each of which has a first edge and a second edge, wherein the first edge extends in a first direction, and the second edge extends in a second direction different from the first direction, wherein a length of the first edge is longer than a length of the second edge, and the second edge of one blocking pattern does not overlap the second edge of another blocking pattern along the second direction.Type: GrantFiled: December 23, 2020Date of Patent: November 1, 2022Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Seung Jae Lee, Do-Hoon Kim, Han Soo Kim, Kyung Min Park, Cheon Deok Park, Dong-Yoon So, Young Dae Yi, Myung-Wook Choi
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Publication number: 20220320134Abstract: A semiconductor device and a method for fabricating the semiconductor device. The method comprises: forming a stack structure including a lower level sacrificial layer over a semiconductor substrate; forming a slit penetrating through the stack structure and exposing the lower level sacrificial layer; forming a spacer on a sidewall of the slit; forming horizontal recesses by removing the lower level sacrificial layer; forming a conductive material in each of the horizontal recesses; etching the conductive material to form source channel contacts filling the horizontal recesses, respectively, and to form a separation groove between the conductive patterns; and forming an etch barrier material filling the separation groove.Type: ApplicationFiled: August 17, 2021Publication date: October 6, 2022Applicant: SK hynix Inc.Inventors: Jun Hyuk PARK, Kyung Min PARK
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Publication number: 20220253170Abstract: A display device includes a first substrate, a display structure, a sensing structure, a sensing signal transmission film, and an image signal transmission film. The first substrate includes a display region and a non-display region at least partially surrounding the display region. The non-display region includes a first portion and a second portion facing the first portion. The display structure is disposed in the display region. The sensing structure is disposed on the display structure. The sensing signal transmission film is electrically connected to the sensing structure. The image signal transmission film is electrically connected to the display structure. The sensing signal transmission film is disposed in the first portion of the non-display region. The image signal transmission film is disposed in the second portion of the non-display region.Type: ApplicationFiled: May 2, 2022Publication date: August 11, 2022Inventors: YOUNG RAE KIM, Jung Tae Kim, Kyung Min Park, Dong-Yoon So, Ji Hyeon Ryu
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Patent number: RE49524Abstract: An image processor includes a frame buffer configured to collect an image data of pixels and configured to generate frame data, a display controller configured to generate the frame update command based on a vertical synchronizing signal and a frame per second signal representing a number of activating of the frame update signal in a second and an operating part configured to generate the vertical synchronizing signal and the image data. When the frame data is generated, the frame buffer activates a frame update signal in response to a frame update command and outputs the frame data. When the frame per second signal is less than a predetermined threshold voltage, the operating part sets a lower limit of a range of a frequency to a predetermined minimum frequency.Type: GrantFiled: February 4, 2021Date of Patent: May 9, 2023Assignee: Samsung Electronics Co., Ltd.Inventor: Kyung-Min Park