Patents by Inventor Hae Chan Park

Hae Chan 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: 12055734
    Abstract: A lens device includes a lens including an optical unit, and a rib portion extending outwardly of the optical unit in a radial direction, where the rib portion includes a light transmission region and a light blocking region, and where the light blocking region is disposed inside of the rib portion. The light blocking region may include a non-polar colorant. The lens may include a cyclic olefin compound. The lens device may include one or more lenses with rib portions with light transmission regions and light blocking regions, and may be a lens assembly with the one or more lenses.
    Type: Grant
    Filed: January 20, 2022
    Date of Patent: August 6, 2024
    Assignee: Samsung Electro-Mechanics Co., Ltd.
    Inventors: Seong Chan Park, Hae Sung Oh, Sang A Kim, Ae Rim Kim, Sang Hyun Kwon
  • Patent number: 12047134
    Abstract: Disclosed herein are a broadcast signal transmission/reception method using multiple antennas and layered-division multiplexing and an apparatus for the same. A broadcast signal transmission apparatus includes a Multiple-Input Multiple-Output (MIMO) Bit-Interleaved Coded Modulation (BICM) unit for dividing enhanced layer data into two enhanced layer signals having different polarizations, a combination unit for generating a multiplexed signal corresponding to a first transmitting antenna by combining a core layer signal corresponding to core layer data with a first enhanced layer signal, and transmission signal generation units for generating a first transmission signal, corresponding to the multiplexed signal and transmitted through the first transmitting antenna, and a second transmission signal, corresponding to a second enhanced layer signal and transmitted through a second transmitting antenna.
    Type: Grant
    Filed: October 25, 2022
    Date of Patent: July 23, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hoi-Yoon Jung, Bo-Mi Lim, Sung-Ik Park, Hae-Chan Kwon, Sung-Jun Ahn, Nam-Ho Hur
  • Patent number: 11823999
    Abstract: The present technology relates to a semiconductor device and a method of manufacturing the same. The semiconductor device includes a first stack including first interlayer insulating layers and first conductive patterns which are alternately stacked with one another, a second stack including second interlayer insulating layers and second conductive patterns which are alternately stacked with one another on the first stack, a plurality of channel plugs vertically formed through the first stack and the second stack, and at least one dummy plug vertically formed through the second without passing through the first stack.
    Type: Grant
    Filed: October 1, 2021
    Date of Patent: November 21, 2023
    Assignee: SK hynix Inc.
    Inventors: Hae Chan Park, Jang Won Kim, Jae Taek Kim
  • Publication number: 20230143745
    Abstract: A light emitting display device includes a first semiconductor layer; a first gate insulating layer; a first gate conductive layer; a second gate insulating layer; a first data conductive layer; a lower organic layer; a second data conductive layer includes a first anode connection member and a second anode connection member; an upper organic layer; a first anode and a second anode; and a pixel defining layer that includes a first opening and a second opening respectively exposing the first anode and the second anode, wherein the upper organic layer include a first anode connection opening and a second anode connection opening through which the first anode and the second anode are respectively electrically connected with the first anode connection member and the second anode connection member.
    Type: Application
    Filed: June 29, 2022
    Publication date: May 11, 2023
    Applicant: Samsung Display Co., LTD.
    Inventors: Jun Hee LEE, Jun Hyuk WOO, Hae Chan PARK, Yeong Ho LEE
  • Patent number: 11579502
    Abstract: The present disclosure relates to a display device. A display device according to an embodiment of the present inventive concept includes gate lines extending along a first direction, data lines extending along a second direction, pixels including pixel electrodes, each of the pixels including a transistor connected to a gate line and a data line, and a pixel electrode connected to the transistor, the pixels including a first pixel which includes a first pixel electrode connected to a first data line and is disposed in nth pixel row and mth pixel column, and a second pixel which includes a second pixel electrode connected to the first data line or a second data line disposed adjacent to the first data line and is disposed in (n+1)th pixel row and the mth pixel column. The first data line does not overlap the first pixel electrode and overlaps the second pixel electrode.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: February 14, 2023
    Inventors: Se Hyun Lee, Hae Chan Park, Min Gyeong Shin, Hye Won Jang, Hak Sun Chang
  • Publication number: 20220190070
    Abstract: A display device includes: a plurality of first banks extended in a first direction on a first substrate and spaced apart from one another; a first electrode and a second electrode extended in the first direction and located on different ones of the first banks so as to be spaced apart from one another; a first insulating layer covering the first electrode, the second electrode, and the plurality of first banks; a plurality of first patterns extended in a second direction crossing the first direction on the first insulating layer and spaced apart from one another; and a plurality of light-emitting elements between adjacent ones of the first patterns, and opposite ends of the light-emitting elements are arranged on the first electrode and the second electrode, respectively, on the first insulating layer, and a height of the first patterns is greater than a diameter of the light-emitting elements.
    Type: Application
    Filed: October 21, 2021
    Publication date: June 16, 2022
    Inventors: Se Hyun LEE, Hae Chan PARK, Won Jun LEE
  • Publication number: 20220128740
    Abstract: A tiled display device includes a plurality of display devices, and an optical member located on the display devices, wherein the optical member includes a base substrate, a plurality of first lenticular lenses located on a lower surface of the base substrate and extending in a first direction, and a plurality of second lenticular lenses located under the first lenticular lenses and extending in a second direction crossing the first direction.
    Type: Application
    Filed: August 18, 2021
    Publication date: April 28, 2022
    Inventors: Won Jun LEE, Se Hyun LEE, Hae Chan PARK, Young Su LIM, Jin Joo HA
  • Publication number: 20220020686
    Abstract: The present technology relates to a semiconductor device and a method of manufacturing the same. The semiconductor device includes a first stack including first interlayer insulating layers and first conductive patterns which are alternately stacked with one another, a second stack including second interlayer insulating layers and second conductive patterns which are alternately stacked with one another on the first stack, a plurality of channel plugs vertically formed through the first stack and the second stack, and at least one dummy plug vertically formed through the second without passing through the first stack.
    Type: Application
    Filed: October 1, 2021
    Publication date: January 20, 2022
    Applicant: SK hynix Inc.
    Inventors: Hae Chan PARK, Jang Won KIM, Jae Taek KIM
  • Patent number: 11145594
    Abstract: The present technology relates to a semiconductor device and a method of manufacturing the same. The semiconductor device includes a first stack including first interlayer insulating layers and first conductive patterns which are alternately stacked with one another, a second stack including second interlayer insulating layers and second conductive patterns which are alternately stacked with one another on the first stack, a plurality of channel plugs vertically formed through the first stack and the second stack, and at least one dummy plug vertically formed through the second without passing through the first stack.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: October 12, 2021
    Assignee: SK hynix Inc.
    Inventors: Hae Chan Park, Jang Won Kim, Jae Taek Kim
  • Patent number: 11065662
    Abstract: Provided is a press forming method for a composite material, which prevents a longitudinal section of the composite material from being exposed to outside. To this end, the method includes: cutting edges of the upper metal layer and the resin layer using a cutter such that the resin layer is cut relatively more than the upper metal layer; bending the upper metal layer toward the lower metal layer; and folding the lower metal layer by an angle of 180 degrees using a hemming die such that side surfaces of the upper metal layer and the resin layer are prevented from being exposed to outside.
    Type: Grant
    Filed: March 21, 2018
    Date of Patent: July 20, 2021
    Assignee: OHSUNG DISPLAY CO, LTD.
    Inventor: Hae Chan Park
  • Publication number: 20210109413
    Abstract: The present disclosure relates to a display device. A display device according to an embodiment of the present inventive concept includes gate lines extending along a first direction, data lines extending along a second direction, pixels including pixel electrodes, each of the pixels including a transistor connected to a gate line and a data line, and a pixel electrode connected to the transistor, the pixels including a first pixel which includes a first pixel electrode connected to a first data line and is disposed in nth pixel row and mth pixel column, and a second pixel which includes a second pixel electrode connected to the first data line or a second data line disposed adjacent to the first data line and is disposed in (n+1)th pixel row and the mth pixel column. The first data line does not overlap the first pixel electrode and overlaps the second pixel electrode.
    Type: Application
    Filed: May 11, 2020
    Publication date: April 15, 2021
    Inventors: Se Hyun LEE, Hae Chan PARK, Min Gyeong SHIN, Hye Won JANG, Hak Sun CHANG
  • Publication number: 20210028105
    Abstract: The present technology relates to a semiconductor device and a method of manufacturing the same. The semiconductor device includes a first stack including first interlayer insulating layers and first conductive patterns which are alternately stacked with one another, a second stack including second interlayer insulating layers and second conductive patterns which are alternately stacked with one another on the first stack, a plurality of channel plugs vertically formed through the first stack and the second stack, and at least one dummy plug vertically formed through the second without passing through the first stack.
    Type: Application
    Filed: November 26, 2019
    Publication date: January 28, 2021
    Applicant: SK hynix Inc.
    Inventors: Hae Chan PARK, Jang Won KIM, Jae Taek KIM
  • Publication number: 20200348572
    Abstract: A liquid crystal display includes: a plurality of pixel electrodes; and a first data line and a second data line, each of the first data line and the second data line configured to transmit a data voltage and having substantially straight and angled portions. The first data line and the second data line are adjacent to each other in a first direction. The plurality of pixel electrodes includes: a first pixel electrode that overlaps both the first data line and the second data line; and a second pixel electrode disposed adjacent to the first pixel electrode in a second direction that intersects the first direction without overlapping the first data line and the second data line.
    Type: Application
    Filed: March 9, 2020
    Publication date: November 5, 2020
    Inventors: Se Hyun LEE, Hae Chan PARK, Min Gyeong SHIN, Hui Gyeong YUN, Seung Min LEE, Hak Sun CHANG
  • Patent number: 10811628
    Abstract: Provided is a press forming method for a composite material. A press forming method for a composite material including an upper metal member, a resin member, and a lower metal member, and including: producing the lower metal member having first and second coating films respectively bonded to upper and lower surfaces thereof; producing the composite material including the upper metal member, a first hot melt member, the resin member, a second hot melt member, and the lower metal member; cutting an area spaced inward a predetermined distance from a lengthwise edge of the composite material by using a T-cutter, such that only the lower metal member remains; removing the upper metal member, the first hot melt member, the resin member, and the second hot melt member that are located outside the cut area; and folding the lower metal member by an angle of 180 degrees by using a hemming die.
    Type: Grant
    Filed: March 8, 2019
    Date of Patent: October 20, 2020
    Assignee: OHSUNG DISPLAY CO., LTD.
    Inventors: Hae Chan Park, Sun Gyu Kim
  • Patent number: 10734407
    Abstract: A manufacturing method of a semiconductor device may be provided. The method may include forming stacks including interlayer insulating layers and separated by a slit, the interlayer insulating layers surrounding a channel layer and stacked to be spaced apart from one another with an interlayer space interposed therebetween. The method may include forming a conductive pattern filling the interlayer space. The method may include forming an isolation layer on a surface of the conductive pattern by oxidizing a portion of the conductive pattern by performing an oxidizing process.
    Type: Grant
    Filed: June 21, 2019
    Date of Patent: August 4, 2020
    Assignee: SK hynix Inc.
    Inventors: Hae Chan Park, Jang Won Kim, Gong Hyun Sa
  • Publication number: 20200136084
    Abstract: Provided is a press forming method for a composite material. A press forming method for a composite material including an upper metal member, a resin member, and a lower metal member, and including: producing the lower metal member having first and second coating films respectively bonded to upper and lower surfaces thereof; producing the composite material including the upper metal member, a first hot melt member, the resin member, a second hot melt member, and the lower metal member; cutting an area spaced inward a predetermined distance from a lengthwise edge of the composite material by using a T-cutter, such that only the lower metal member remains; removing the upper metal member, the first hot melt member, the resin member, and the second hot melt member that are located outside the cut area; and folding the lower metal member by an angle of 180 degrees by using a hemming die.
    Type: Application
    Filed: March 8, 2019
    Publication date: April 30, 2020
    Inventors: Hae Chan PARK, Sun Gyu KIM
  • Patent number: 10566419
    Abstract: A semiconductor device includes a stack structure located on a substrate and includes a first region, in which sacrificial layers and insulating layers are alternately stacked, and a second region, in which conductive layers and insulating layers are alternately stacked. The stack structure also includes a first slit insulating layer located at a boundary between the first region and the second region, wherein the first slit insulating layer penetrates the stack structure and extends in one direction. The stack structure further includes a plurality of slit insulating patterns located in the second region, wherein the plurality of slit insulating patterns penetrate the stack structure and are arranged along the one direction. At least one conductive layer among the conductive layers is bent between the first slit insulating layer and the slit insulating patterns.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: February 18, 2020
    Assignee: SK hynix Inc.
    Inventors: Hae Chan Park, Jae Taek Kim
  • Publication number: 20190312057
    Abstract: A manufacturing method of a semiconductor device may be provided. The method may include forming stacks including interlayer insulating layers and separated by a slit, the interlayer insulating layers surrounding a channel layer and stacked to be spaced apart from one another with an interlayer space interposed therebetween. The method may include forming a conductive pattern filling the interlayer space. The method may include forming an isolation layer on a surface of the conductive pattern by oxidizing a portion of the conductive pattern by performing an oxidizing process.
    Type: Application
    Filed: June 21, 2019
    Publication date: October 10, 2019
    Applicant: SK hynix Inc.
    Inventors: Hae Chan PARK, Jang Won KIM, Gong Hyun SA
  • Publication number: 20190291158
    Abstract: Provided is a press forming method for a composite material, which prevents a longitudinal section of the composite material from being exposed to outside. To this end, the method includes: cutting edges of the upper metal layer and the resin layer using a cutter such that the resin layer is cut relatively more than the upper metal layer; bending the upper metal layer toward the lower metal layer; and folding the lower metal layer by an angle of 180 degrees using a hemming die such that side surfaces of the upper metal layer and the resin layer are prevented from being exposed to outside.
    Type: Application
    Filed: March 21, 2018
    Publication date: September 26, 2019
    Inventor: Hae Chan PARK
  • Patent number: 10373971
    Abstract: A manufacturing method of a semiconductor device may be provided. The method may include forming stacks including interlayer insulating layers and separated by a slit, the interlayer insulating layers surrounding a channel layer and stacked to be spaced apart from one another with an interlayer space interposed therebetween. The method may include forming a conductive pattern filling the interlayer space. The method may include forming an isolation layer on a surface of the conductive pattern by oxidizing a portion of the conductive pattern by performing an oxidizing process.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: August 6, 2019
    Assignee: SK hynix Inc.
    Inventors: Hae Chan Park, Jang Won Kim, Gong Hyun Sa