Patents by Inventor Ki Hong Lee

Ki Hong Lee 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).

  • Semiconductor device having a vertical channel layer with an impurity region surrounding a dielectric core
    Patent number: 10991716
    Abstract: A semiconductor device includes a core insulating layer extending in a first direction, an etch stop layer disposed on the core insulating layer, a channel layer extending along a sidewall of the core insulating layer and a sidewall of the etch stop layer, conductive patterns each surrounding the channel layer and stacked to be spaced apart from each other in the first direction, and an impurity region formed in an upper end of the channel layer.
    Type: Grant
    Filed: March 21, 2019
    Date of Patent: April 27, 2021
    Assignee: SK hynix Inc.
    Inventors: In Su Park, Do Yeon Kim, Ki Hong Lee
  • CONTAMINANT REMOVAL APPARATUS FOR WINDSHIELDS
    Publication number: 20210114561
    Abstract: A contaminant removal apparatus for windshields includes: driving belts located at both side surfaces of a windshield; a drive unit configured to apply driving force to the driving belts; a wiper assembly located on the windshield; rotary rollers configured to be shifted along the driving belts; idle gears located at ends of the driving belts to change a rotating direction of the rotary rollers; frame connection shafts coupled to both ends of the wiper assembly and located within the rotary rollers so as to contact the idle gears to change the rotating direction of the rotary rollers; and a controller configured to change a rotating direction of the rotary rollers when the idle gears and the frame connection shafts contact.
    Type: Application
    Filed: October 14, 2020
    Publication date: April 22, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Nak Kyoung Kong, Seung Hyeok Chang, Jong Min Park, Ki Hong Lee
  • Method of manufacturing a semiconductor device having non-overlapping slits at one side of the channel layers of a memory block
    Patent number: 10985177
    Abstract: A semiconductor device includes a first conductive layer, at least one first slit through the first conductive layer, and configured to divide the first conductive layer in the unit of a memory block, second conductive layers stacked on the first conductive layer, and a second slit through the second conductive layers at a different location from the first slit and configured to divide the second conductive layers in the unit of the memory block.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: April 20, 2021
    Assignee: SK hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, In Su Park
  • Semiconductor device and method of manufacturing the same
    Patent number: 10978472
    Abstract: A semiconductor device includes a first stacked structure having first conductive layers and first insulating layers formed alternately with each other, first semiconductor patterns passing through the first stacked structure, a coupling pattern coupled to the first semiconductor patterns, and a slit passing through the first stacked structure and the coupling pattern.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: April 13, 2021
    Assignee: SK hynix Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Seung Jun Lee
  • SMART GLASS TRANSMITTANCE CONTROL SYSTEM AND METHOD
    Publication number: 20210096438
    Abstract: A smart glass transmittance control system includes: a smart glass that decreases transmittance of the smart glass in response to the quantity of light introduced and increases the transmittance of the smart glass when electric power is applied; a power supply unit to supply the electric power to the smart glass; a control unit to control supply of the electric power from the power supply unit to the smart glass in order to control the transmittance of the smart glass according to a user request. In particular, the control unit controls the supply of the electric power from the power supply unit to the smart glass based on the driving environment of a vehicle, the quantity of light from an external light source, or the driving environment condition of the smart glass.
    Type: Application
    Filed: September 14, 2020
    Publication date: April 1, 2021
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Jong Min PARK, Seung Hyeok CHANG, Ki Hong LEE, Nak Kyoung KONG
  • Semiconductor device and manufacturing method of the semiconductor device
    Patent number: 10930670
    Abstract: A semiconductor device, and a method of manufacturing the semiconductor device, the method includes forming a first stack structure penetrated by first channel structures, forming electrode patterns surrounding second channel structures and separated from each other by first slits and second slits, the second channel structures coupled to the first channel structures, and the second slits comprising a different width from the first slits, filling each of the first slits and the second slits with an insulating material to cover sidewalls of the electrode patterns, and forming third slits passing through the insulating material in each of the second slits and extending to pass through the first stack structure.
    Type: Grant
    Filed: May 29, 2019
    Date of Patent: February 23, 2021
    Assignee: SK hynix Inc.
    Inventors: Wan Sup Shin, Ki Hong Lee, Jae Jung Lee, Young Geun Jang
  • Electronic device having stacked structures and method for manufacturing the same
    Patent number: 10923497
    Abstract: A method for manufacturing an electronic device includes forming a first source layer including a trench, forming a first sacrificial layer in the trench, forming a first structure over the first source layer, wherein the first structure includes first material layers and second material layers which are alternately stacked over the each other, forming first openings passing through the first structure and extending to the first sacrificial layer, forming first channel layers in the first openings, forming a slit passing through the first structure and extending to the first sacrificial layer, forming a second opening by removing the first sacrificial layer through the slit, and forming a second source layer in the second opening, wherein the second source layer is coupled to the first channel layers.
    Type: Grant
    Filed: March 11, 2019
    Date of Patent: February 16, 2021
    Assignee: SK hynix Inc.
    Inventors: Ki Hong Lee, Ji Yeon Baek, Seung Ho Pyi
  • LIGHTING APPARATUS FOR VEHICLES
    Publication number: 20210033256
    Abstract: A lighting apparatus of vehicles may include a light source unit of emitting light; a first reflection unit of reflecting light incident from the light source unit to discharge the reflected light outside the first reflection unit; a second reflection unit rotatably provided between the light source unit and the first reflection unit to reflect light for allowing light emitted by the light source unit to move to the first reflection unit or blocking the light such that the light is not moved to the first reflection unit and reflecting the light at a position different from the first reflection unit to discharge the light outside depending on a rotational position of the second reflection unit; and a driving unit connected to the second reflection unit and configured of adjusting the rotational position of the second reflection unit.
    Type: Application
    Filed: February 11, 2020
    Publication date: February 4, 2021
    Applicants: Hyundai Motor Company, Kia Motors Corporation, SL Corporation
    Inventors: Jung Wook LIM, Byoung Suk AHN, Ki Hong LEE, Seung Hyeok Chang, Jung Hee Seo, Ji Yeon KIM, Yoo Jin Son, Jong Young Kim, Jin Sik Nam, Dong Hyun Go, Mi Hyang Park
  • MANUFACTURING METHOD OF A SEMICONDUCTOR DEVICE
    Publication number: 20210036016
    Abstract: A method of manufacturing a semiconductor device includes forming a first etch stop pattern on a lower structure including a first region and a second region to expose the second region, stacking a plurality of stack structures on the lower structure to overlap the second region and the first etch stop pattern, forming a stepped stack structure by etching the plurality of stack structures to expose an end portion of the first etch stop pattern, forming a slit passing through the stepped stack structure and the first etch stop pattern, and replacing sacrificial layers of the plurality of stack structures and the first etch stop pattern with conductive patterns through the slit.
    Type: Application
    Filed: October 21, 2020
    Publication date: February 4, 2021
    Applicant: SK hynix Inc.
    Inventors: In Su PARK, Ki Jun YUN, Ki Hong LEE
  • Semiconductor device and manufacturing method thereof
    Patent number: 10910311
    Abstract: A semiconductor device includes: a first stack structure; a second stack structure; a slit insulating layer located between the first stack structure and the second stack structure, the slit insulating layer extending in a first direction; a conductive plug located between the first stack structure and the second stack structure, the conductive plug including a first protrusion part protruding to the inside of the slit insulating layer; and an insulating spacer surrounding a sidewall of the conductive plug.
    Type: Grant
    Filed: October 16, 2019
    Date of Patent: February 2, 2021
    Assignee: SK hynix Inc.
    Inventors: Ki Hong Lee, Ki Hong Yang, Yong Hyun Lim
  • SEMICONDUCTOR MEMORY DEVICE
    Publication number: 20210020203
    Abstract: The present technology includes a semiconductor memory device. The semiconductor memory device includes a first channel pattern and a second channel pattern each extending in a vertical direction and facing each other, a channel separation pattern formed between the first channel pattern and the second channel pattern and extending in the vertical direction, a stack including conductive patterns each surrounding the first channel pattern, the second channel pattern, and the channel separation pattern and stacked apart from each other in the vertical direction, a first memory pattern disposed between each of the conductive patterns and the first channel pattern, and a second memory pattern disposed between each of the conductive patterns and the second channel pattern.
    Type: Application
    Filed: November 13, 2019
    Publication date: January 21, 2021
    Applicant: SK hynix Inc.
    Inventors: Jung Dal CHOI, Jung Shik JANG, Jin Kook KIM, Dong Sun SHEEN, Se Young OH, Ki Hong LEE, Dong Hun LEE, Sung Hoon LEE, Sung Yong CHUNG
  • EXTERIOR CAMERA LENS CLEANING SYSTEM AND CLEANING METHOD THEREOF
    Publication number: 20200406865
    Abstract: An exterior camera system and a cleaning method thereof are provided. The exterior camera system includes a base unit that is fixed to a vehicle, a housing rotatably coupled with the base unit, and an imaging device including a camera module and having at least a portion inserted into the housing to move in a longitudinal direction of the housing. A wiper is disposed on an inside surface of the housing to face the camera module, and a washer fluid nozzle is disposed adjacent to the wiper. A controller receives a video from the camera module to set a rotation angle of the housing based upon driving conditions of the vehicle and to adjust extension of the imaging device.
    Type: Application
    Filed: September 14, 2020
    Publication date: December 31, 2020
    Inventors: Jong Min Park, Nak Kyoung Kong, Ki Hong Lee, Seung Hwan Kim, Seung Hyeok Chang, Yong Hwan Kim, Jin Sik Nam
  • Variable headlamp apparatus for vehicle
    Patent number: 10859228
    Abstract: A variable headlamp apparatus for a vehicle is capable of realizing various lighting functions by switching positions of the plurality of optical units only with a single drive unit. The variable headlamp apparatus includes: an optical unit having an emitter to emit light; a guide unit installed with the optical unit to guide a position of the optical unit to a fixed path; a link unit connected to the optical unit and including multiple links rotatably connected to each other to change the position of the optical unit; and a drive unit to rotate the links. In particular, the optical unit moves along the fixed path of the guide unit while switching a light irradiation direction of the emitter.
    Type: Grant
    Filed: November 15, 2019
    Date of Patent: December 8, 2020
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, SL CORPORATION
    Inventors: Jung Wook Lim, Byoung Suk Ahn, Ki Hong Lee, Seung Hyeok Chang, Jung Hee Seo, Ji Yeon Kim, Yoo Jin Son, Jong Young Kim, Jin Sik Nam, Dong Hyun Go, Mi Hyang Park
  • Three-dimensional structured memory devices
    Patent number: 10847533
    Abstract: A 3D structured nonvolatile semiconductor memory devices and methods for manufacturing are disclosed. One such device includes an n+ region at a source/drain region; a p+ region at the source/drain region; and a diffusion barrier material between the n+ region and the p+ region. The n+ region is substantially isolated from the p+ region.
    Type: Grant
    Filed: September 6, 2018
    Date of Patent: November 24, 2020
    Assignee: Micron Technology, Inc.
    Inventors: Ki Hong Lee, Seung Ho Pyi, Il Young Kwon, Jin Ho Bin
  • Manufacturing method of a semiconductor device
    Patent number: 10847536
    Abstract: A method of manufacturing a semiconductor device includes forming a first etch stop pattern on a lower structure including a first region and a second region to expose the second region, stacking a plurality of stack structures on the lower structure to overlap the second region and the first etch stop pattern, forming a stepped stack structure by etching the plurality of stack structures to expose an end portion of the first etch stop pattern, forming a slit passing through the stepped stack structure and the first etch stop pattern, and replacing sacrificial layers of the plurality of stack structures and the first etch stop pattern with conductive patterns through the slit.
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: November 24, 2020
    Assignee: SK hynix Inc.
    Inventors: In Su Park, Ki Jun Yun, Ki Hong Lee
  • POP-UP APPARATUS FOR CAMERA MIRROR SYSTEM DISPOSED INSIDE PANEL OF VEHICLE
    Publication number: 20200353877
    Abstract: A pop-up apparatus for a camera mirror system disposed inside a panel of a body of a vehicle includes a camera mirror assembly to provide a rear view of a vehicle, a camera mirror housing disposed to enclose the camera mirror system and configured to move to an outside of the panel, and a camera mirror frame configured to receive a driving force from a driving unit. The driving unit opens a cover of the panel while driving the camera mirror assembly to move to the outside of the panel through an opened portion of the panel in linkage with the camera mirror frame.
    Type: Application
    Filed: November 14, 2019
    Publication date: November 12, 2020
    Inventors: Nak Kyoung Kong, Seung Hyeok Chang, Hyeon Jo, Ki Hong Lee, Jong Min Park
  • Rotatable rear-view mirror with display
    Patent number: 10821899
    Abstract: A rotatable rear-view mirror with a display may include a rear-view mirror housing having two openings to make it possible to select one of more visible view surfaces of a display mirror and a general mirror, wherein the rotatable rear-view mirror further include a housing coupled to a mounting guide device disposed inside a windshield glass and having two different openings; a mirror device disposed in one of the openings of the housing; and a display device disposed in a remaining one of the openings and wherein the housing may be configured to be rotatable by a predetermined angle based on a first end portion of the mounting guide device so that a rear view is provided through the mirror device or the display device depending on a request of a driver.
    Type: Grant
    Filed: November 16, 2017
    Date of Patent: November 3, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Nak Kyoung Kong, Jong Min Park, Ki Hong Lee, Keun Sig Lim, Chang Ju Kim, Yong Hwan Kim, Su Young Choi, Won Bin Kim
  • VARIABLE HEADLAMP APPARATUS FOR VEHICLE
    Publication number: 20200339033
    Abstract: A variable headlamp apparatus for a vehicle is capable of realizing various lighting functions by switching positions of the plurality of optical units only with a single drive unit. The variable headlamp apparatus includes: an optical unit having an emitter to emit light; a guide unit installed with the optical unit to guide a position of the optical unit to a fixed path; a link unit connected to the optical unit and including multiple links rotatably connected to each other to change the position of the optical unit; and a drive unit to rotate the links. In particular, the optical unit moves along the fixed path of the guide unit while switching a light irradiation direction of the emitter.
    Type: Application
    Filed: November 15, 2019
    Publication date: October 29, 2020
    Applicants: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION, SL Corporation
    Inventors: Jung Wook LIM, Byoung Suk AHN, Ki Hong LEE, Seung Hyeok CHANG, Jung Hee SEO, Ji Yeon KIM, Yoo Jin SON, Jong Young KIM, Jin Sik NAM, Dong Hyun GO, Mi Hyang PARK
  • LIDAR-INTEGRATED LAMP DEVICE FOR VEHICLE
    Publication number: 20200341122
    Abstract: A LiDAR-integrated lamp device for a vehicle, wherein a headlamp and a LiDAR system are mounted at the same position, such that the layout may be reduced and the number of parts may be decreased by sharing and combining parts, reducing the manufacturing cost.
    Type: Application
    Filed: September 27, 2019
    Publication date: October 29, 2020
    Applicants: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Byoung Suk AHN, Seung Hyeok CHANG, Jung Wook LIM, Ki Hong LEE
  • Exterior camera lens cleaning system and cleaning method thereof
    Patent number: 10814839
    Abstract: An exterior camera system and a cleaning method thereof are provided. The exterior camera system includes a base unit that is fixed to a vehicle, a housing rotatably coupled with the base unit, and an imaging device including a camera module and having at least a portion inserted into the housing to move in a longitudinal direction of the housing. A wiper is disposed on an inside surface of the housing to face the camera module, and a washer fluid nozzle is disposed adjacent to the wiper. A controller receives a video from the camera module to set a rotation angle of the housing based upon driving conditions of the vehicle and to adjust extension of the imaging device.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: October 27, 2020
    Assignees: Hyundai Motor Company, Kia Motors Corporation, SL Corporation
    Inventors: Jong Min Park, Nak Kyoung Kong, Ki Hong Lee, Seung Hwan Kim, Seung Hyeok Chang, Yong Hwan Kim, Jin Sik Nam