Patents by Inventor Chang-min Park

Chang-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).

  • Patent number: 11609606
    Abstract: A display apparatus includes a display panel which is foldable at a folding area thereof; a foldable support which faces the display panel and is foldable together with the display panel; an elastic sheet between the foldable support and the display panel; a lower adhesive layer which is between the foldable support and the elastic sheet, and attaches the foldable support to the elastic sheet; and an upper adhesive layer which is between the elastic sheet and the display panel and attaches the elastic sheet to the display panel. Each of the foldable support, the elastic sheet, the lower adhesive layer and the upper adhesive layer is disconnected at the folding area.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: March 21, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Man Sik Myeong, Heung Seok Go, Chang Min Park, Gil Jae Choi
  • Publication number: 20230083248
    Abstract: A smart pen including: a body part; a nib part at an end of the body part; a code detection unit for receiving light reflected from a display panel and the nib part, wherein the light reflected from the display panel and the nib part is used to detect shape data for code patterns of the display panel; and a code processor for generating coordinate data based on the shape data and transmitting the coordinate data to a main processor for driving the display panel based on the coordinate data.
    Type: Application
    Filed: April 7, 2022
    Publication date: March 16, 2023
    Inventors: Won Sang Park, Ju Yeon Kim, Chang Min Park, Chang Woo Shim, Gi Na Yoo, Seong Jun Lee
  • Patent number: 11564650
    Abstract: Some embodiments of the present disclosure provide a pneumothorax detection method performed by a computing device. The method may comprise obtaining predicted pneumothorax information, predicted tube information, and a predicted spinal baseline with respect to an input image from a trained pneumothorax prediction model; determining at least one pneumothorax representative position for the predicted pneumothorax information and at least one tube representative position for the predicted tube information, in a prediction image in which the predicted pneumothorax information and the predicted tube information are displayed; dividing the prediction image into a first region and a second region by the predicted spinal baseline; and determining a region in which the at least one pneumothorax representative position and the at least one tube representative position exist among the first region and the second region.
    Type: Grant
    Filed: November 12, 2019
    Date of Patent: January 31, 2023
    Assignees: LUNIT INC., SEOUL NATIONAL UNIVERSITY HOSPITAL
    Inventors: Min Chul Kim, Chang Min Park, Eui Jin Hwang
  • Publication number: 20230028740
    Abstract: An apparatus according to the present disclosure may acquire connection information generated based on a resident registration number of the user and order information for an order of the user, may transmit the connection information to a card company server, may acquire first card information of the user determined based on the connection information, the first card information including one or more card replacement numbers, may transmit second card information to a terminal of the user, may acquire information indicating a first card used to pay for the order among one or more cards included in the second card information, may transmit a card replacement number for the first card to the card company server, may acquire approval information for approving payment for the order by the first card, and may pay for the order based on the approval information.
    Type: Application
    Filed: July 18, 2022
    Publication date: January 26, 2023
    Inventors: Chang Min PARK, Dai Suk JANG
  • Publication number: 20220083758
    Abstract: A display device includes a display panel; a metal plate and a filling member disposed on a same layer on a bottom surface of the display panel and that include different materials; a fingerprint sensor disposed on a bottom surface of the filling member and that overlaps the filling member; and a member-sensor bonding member disposed between the fingerprint sensor and the filling member and that bonds the fingerprint sensor to the filling member. At least a part of a side surface of the filling member and a side surface of the metal plate are spaced apart from each other with an air gap therebetween.
    Type: Application
    Filed: June 29, 2021
    Publication date: March 17, 2022
    Inventors: KWANG HYUN BAEK, JI HUN RYU, CHANG MIN PARK, JEONG AN HONG
  • Patent number: 11181452
    Abstract: A folding test device includes a jig including a first support plate and a second support plate rotatably connected to the first support plate, a first rotary plate supporting the first support plate, a second rotary plate supporting the second support plate and separated from the first rotary plate, a first frame separated from the second rotary plate and rotatably connected to the first rotary plate, and a second frame separated from the first rotary plate and rotatably connected to the second rotary plate, wherein the first frame and the second frame are rotatably connected to each other at an intersection point.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: November 23, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Sang Wol Lee, Jin Su Song, Jae Bong Lee, Chang Min Park, Kyung Min Choi
  • Publication number: 20210233447
    Abstract: A foldable display device, includes: a flexible display module including a first non-bendable portion, a second non-bendable portion spaced from the first non-bendable portion in a first direction, and a bendable portion disposed between the first non-bendable portion and the second non-bendable portion; and a support disposed on the flexible display module, the support including a patterned portion having a first pattern and a second pattern alternatively disposed along a second direction intersecting the first direction, wherein the first pattern includes a first discontinuity having a first shape, and the second pattern includes a second discontinuity having a second shape different from the first shape.
    Type: Application
    Filed: January 27, 2021
    Publication date: July 29, 2021
    Inventor: Chang Min PARK
  • Patent number: 11023009
    Abstract: A folding member includes first and second supporting members, joint units connected, on first sides thereof, to the first supporting member, connected, on second sides thereof, to the second supporting member, and coupled to one another to be rotatable along a first curved trajectory, a third supporting member below the first supporting member, a fourth supporting member below the second supporting member, and a hinge member providing first and second rotational axes, which are parallel to each other, to first sides of the third and fourth supporting members, respectively, that are opposite to each other. Each of the joint units includes a first guide part in an area on a bottom thereof. And each of the third and fourth supporting members includes, in an area thereof, a second guide part which guides the first guide part to rotate along the first curved trajectory.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: June 1, 2021
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Yong Kim, Chang Min Park
  • Publication number: 20210109566
    Abstract: A display apparatus includes a display panel which is foldable at a folding area thereof; a foldable support which faces the display panel and is foldable together with the display panel; an elastic sheet between the foldable support and the display panel; a lower adhesive layer which is between the foldable support and the elastic sheet, and attaches the foldable support to the elastic sheet; and an upper adhesive layer which is between the elastic sheet and the display panel and attaches the elastic sheet to the display panel. Each of the foldable support, the elastic sheet, the lower adhesive layer and the upper adhesive layer is disconnected at the folding area.
    Type: Application
    Filed: September 4, 2020
    Publication date: April 15, 2021
    Inventors: Man Sik MYEONG, Heung Seok GO, Chang Min PARK, Gil Jae CHOI
  • Publication number: 20210059627
    Abstract: Some embodiments of the present disclosure provide a pneumothorax detection method performed by a computing device. The method may comprise obtaining predicted pneumothorax information, predicted tube information, and a predicted spinal baseline with respect to an input image from a trained pneumothorax prediction model; determining at least one pneumothorax representative position for the predicted pneumothorax information and at least one tube representative position for the predicted tube information, in a prediction image in which the predicted pneumothorax information and the predicted tube information are displayed; dividing the prediction image into a first region and a second region by the predicted spinal baseline; and determining a region in which the at least one pneumothorax representative position and the at least one tube representative position exist among the first region and the second region.
    Type: Application
    Filed: November 12, 2019
    Publication date: March 4, 2021
    Inventors: Min Chul KIM, Chang Min PARK, Eui Jin HWANG
  • Publication number: 20210055763
    Abstract: A foldable display apparatus includes a flexible display panel, a first plate and a second plate that support the flexible display panel and are disposed in a same plane when the foldable display apparatus is in an unfolded state, and a hinge assembly coupled to the first plate and the second plate such that the first plate rotates about a first rotation axis and at the same time the second plate rotates about a second rotation axis. The first rotation axis and the second rotation axis are located on or above surfaces of the first and second plates in the unfolded state.
    Type: Application
    Filed: July 21, 2020
    Publication date: February 25, 2021
    Inventor: Chang Min Park
  • Patent number: 10912197
    Abstract: A display device includes a display panel, a connection film connected to one side of the display panel, a circuit board connected to the connection film, and a coupling portion coupling the connection film and the circuit board, located at an area where the connection film and the circuit board overlap each other, and including a conductive first coupling portion for coupling the connection film and the circuit board, and an insulative second coupling portion for coupling the connection film and the circuit board.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: February 2, 2021
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Chun Park, Chang Min Park, Sang Wol Lee
  • Publication number: 20200257335
    Abstract: A folding member includes first and second supporting members, joint units connected, on first sides thereof, to the first supporting member, connected, on second sides thereof, to the second supporting member, and coupled to one another to be rotatable along a first curved trajectory, a third supporting member below the first supporting member, a fourth supporting member below the second supporting member, and a hinge member providing first and second rotational axes, which are parallel to each other, to first sides of the third and fourth supporting members, respectively, that are opposite to each other. Each of the joint units includes a first guide part in an area on a bottom thereof. And each of the third and fourth supporting members includes, in an area thereof, a second guide part which guides the first guide part to rotate along the first curved trajectory.
    Type: Application
    Filed: November 25, 2019
    Publication date: August 13, 2020
    Inventors: Se Yong KIM, Chang Min PARK
  • Patent number: 10739901
    Abstract: A display device includes: a display panel including a first surface on which an image is displayed and a second surface opposing the first surface, and a touch sensor, wherein the touch sensor includes a plurality of driving electrodes, a plurality of sensing electrodes disposed to intersect the plurality of driving electrodes, and a touch controller supplying driving signals to the plurality of driving electrodes, wherein, as the display panel is folded or curved, the touch controller sequentially supplies driving signals to the plurality of driving electrodes or simultaneously supplies the driving signals to at least two driving electrodes among the plurality of driving electrodes.
    Type: Grant
    Filed: October 30, 2017
    Date of Patent: August 11, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Joo Han Bae, Chang Min Park, Jin Seok Jang, Jae Won Choi
  • Patent number: 10701761
    Abstract: Disclosed is a technology for improving the quality of an IoT service by increasing the success rate of reception of a downlink packet transmitted to an IoT terminal through a new proposed method of solving a problem of downlink packet collision recognized by a BS.
    Type: Grant
    Filed: June 14, 2017
    Date of Patent: June 30, 2020
    Assignee: SK TELECOM CO., LTD.
    Inventors: Jae Seong Jang, Chang Min Park, Dae Hyuk Kim, Jeong Seok Seo, Sang Min Lee, Deok Nyong Ko
  • Patent number: 10620668
    Abstract: A display device includes: a display panel including first and second regions and a middle region between the first and second regions; a first rigid plate overlapping with the first region of the display panel; a second rigid plate overlapping with the second region of the display panel; a first coupling layer arranged between the display panel and the first rigid plate to be coupled with the first rigid plate and the first region of the display panel; a second coupling layer arranged between the display panel and the second rigid plate to be coupled with the second rigid plate and the second region of the display panel; and a first leveler between the middle region of the display panel and the first rigid plate and attached to the first rigid plate.
    Type: Grant
    Filed: March 28, 2019
    Date of Patent: April 14, 2020
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jae Chun Park, Chang Min Park, Sang Wol Lee
  • Patent number: 10525874
    Abstract: A structure for fixing a sunroof lighting module is formed by coupling a panel cover, a light guide, and a fixing clip. The structure for fixing the sunroof lighting module includes: a sunroof which is positioned at an opening of a roof of a vehicle; and a lighting module which is positioned on at least one end of the sunroof, in which the lighting module includes: an upper panel cover and a lower panel cover which are configured to surround a light source; and a light guide unit which is coupled to one end of the upper panel cover to face the light source, and the light guide unit includes: a light guide which is configured to transmit light emitted from the light source; and a fixing clip which is configured to fix the light guide and the upper panel cover.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: January 7, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Webasto Donghee Holdings
    Inventors: Hoo Sang Park, Chang Min Park
  • Patent number: 10507763
    Abstract: An indirect lighting structure for a vehicle roof provides indirect lighting to at least a part of a roof glass through a light guide formed along a guide rail. The indirect lighting structure includes: a guide rail configured to support a roof glass positioned on the guide rail; a light source unit positioned at one end in a longitudinal direction of the guide rail; and a light guide which is configured to be in contact with the light source unit and positioned along the guide rail, in which the light guide is configured such that at least a part of the light guide is in contact with and inserted into the guide rail so as to guide light introduced from the light source to illuminate a pattern portion.
    Type: Grant
    Filed: July 12, 2018
    Date of Patent: December 17, 2019
    Assignees: Hyundai Motor Company, Kia Motors Corporation, Webasto Donghee Holdings
    Inventors: Hoo Sang Park, Chang Min Park
  • Publication number: 20190346887
    Abstract: A display device includes: a display panel including first and second regions and a middle region between the first and second regions; a first rigid plate overlapping with the first region of the display panel; a second rigid plate overlapping with the second region of the display panel; a first coupling layer arranged between the display panel and the first rigid plate to be coupled with the first rigid plate and the first region of the display panel; a second coupling layer arranged between the display panel and the second rigid plate to be coupled with the second rigid plate and the second region of the display panel; and a first leveler between the middle region of the display panel and the first rigid plate and attached to the first rigid plate.
    Type: Application
    Filed: March 28, 2019
    Publication date: November 14, 2019
    Inventors: Jae Chun PARK, Chang Min PARK, Sang Wol LEE
  • Publication number: 20190350081
    Abstract: A display device includes a display panel, a connection film connected to one side of the display panel, a circuit board connected to the connection film, and a coupling portion coupling the connection film and the circuit board, located at an area where the connection film and the circuit board overlap each other, and including a conductive first coupling portion for coupling the connection film and the circuit board, and an insulative second coupling portion for coupling the connection film and the circuit board.
    Type: Application
    Filed: April 18, 2019
    Publication date: November 14, 2019
    Inventors: Jae Chun PARK, Chang Min PARK, Sang Wol LEE