Patents by Inventor Dong Jun Lee

Dong Jun 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).

  • Publication number: 20240025305
    Abstract: Disclosed are a system and method for controlling a seat for a vehicle. In particular, the system includes a seat positioned in a vehicle, a motor embedded in the seat and configured to adjust an operation of the seat, a Hall sensor configured to sense an operation of the motor, and a controller configured to measure a pulse width according to the operation of the motor by means of the Hall sensor and determine whether jamming occurs during the operation of the seat based on the measured pulse width.
    Type: Application
    Filed: March 21, 2023
    Publication date: January 25, 2024
    Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATION, DAE WON SAN UP CO., LTD
    Inventors: Kug Hun Han, Yo Han Kim, Dong Hoon Lee, Jang Sung Chun, Dae Yong JANG, Si Hyung Song, Dong Jun Lee, Han Jin Kim, Jae Myung Hur, Won Ho Chang
  • Patent number: 11828612
    Abstract: A method and an apparatus are provided for a displaying a route in a first electronic device. A message is received from a second electronic device. Based on analyzing the received message, first location information including address information inputted from a user of the second electronic device is identified in the received message. The first location information is obtained from the received message. Second location information of the first electronic device is obtained. A start location is set to the obtained second location information and the destination location is set to the selected address information. Based on obtaining route information between the start location and the destination location, a route representing the obtained route information between the start location and the destination location is displayed on a display of the first electronic device.
    Type: Grant
    Filed: June 29, 2021
    Date of Patent: November 28, 2023
    Inventor: Dong-Jun Lee
  • Patent number: 11655847
    Abstract: An air foil journal bearing can entirely restrain movement of a buffer member, which is provided inside a bearing housing in a direction of a shaft of the bearing. The air foil journal bearing includes: the bearing housing having a hollow part into which the shaft is inserted, wherein a first stopping groove is formed at an inner circumferential surface of the hollow part and a second stopping groove is formed at the inner circumferential surface of the hollow part along at least a part of an entire circumference of the hollow part; a top foil provided in the hollow part and configured to have a shape covering the shaft; and the buffer member provided between the hollow part and the top foil and elastically supporting the top foil.
    Type: Grant
    Filed: November 30, 2021
    Date of Patent: May 23, 2023
    Assignee: Hyundai Wia Corporation
    Inventor: Dong Jun Lee
  • Publication number: 20230134046
    Abstract: An embodiment of the present invention provides an inkjet head including: a head body having a storage chamber capable of storing ink; a first inlet pipe and a second inlet pipe connected to the head body and which extend in first different directions and inject the ink in the first different directions; a first outlet pipe and a second outlet pipe connected to the head body and which extend in second different directions and eject the ink in the second different directions; and a nozzle plate positioned under the head body and which includes a plurality of nozzles.
    Type: Application
    Filed: July 20, 2022
    Publication date: May 4, 2023
    Inventors: Dong Jun LEE, Che Ho LIM, Kang Soo HAN, Ho-Yong SHIN, Gyeong Eun EOH, Jun Hwi LIM
  • Patent number: 11624771
    Abstract: The present disclosure provides an apparatus for illumination inspection of micro LEDs. An apparatus for illumination inspection of micro LEDs includes a surface-contact probe making a surface contact, through an electrical resistive material, with a front surface of an LED assembly of multiple micro LEDs arranged forwardly and interconnecting LED electrodes at both ends of the micro LEDs, probe electrodes to be in line contact with one side and the other side of the surface-contact probe for supplying electric power, an imaging unit for photographing the LED assembly from an opposite surface of the surface-contact probe, to where the surface-contact probe is contacted, and a control unit for supplying electric power to the probe electrodes forwardly along the micro LEDs as aligned and for inspecting the micro LEDs illumination based on images of the LED assembly photographed by the imaging unit before and after supplying the electric power.
    Type: Grant
    Filed: March 9, 2022
    Date of Patent: April 11, 2023
    Assignee: Microinspection, Inc.
    Inventors: Tak Eun, Ho Hack Kim, Beom Jin Kim, Dong Jun Lee
  • Publication number: 20230091299
    Abstract: An apparatus for controlling a wireless charger for a vehicle includes a communication device to receive an input from a user and information on the vehicle, and a controller to employ one of a first driving duty ratio of a cooling fan set based on the information on the vehicle, a second driving duty ratio of the cooling fan set based on the input from the user, or a third driving duty ratio of the cooling fan set through auto-tuning operation to operate the cooling fan, to enhance charging performance of the wireless charger while minimizing the feeling of the user bothered due to operating noise of a cooling fan.
    Type: Application
    Filed: April 4, 2022
    Publication date: March 23, 2023
    Inventor: Dong Jun Lee
  • Publication number: 20230064213
    Abstract: A method of manufacturing a secondary battery, which includes: electrochemically charging a pre-lithiation cell including a positive electrode. The positive electrode comprises a positive electrode active material comprising a lithium manganese-based oxide and a lithium metal counter electrode. The electrochemical charging over-lithiates the positive electrode to form an over-lithiated positive electrode. Then, separating the over-lithiated positive electrode from the pre-lithiation cell and fabricating a secondary battery including the over-lithiated positive electrode and a negative electrode including a negative electrode active material; subjecting the secondary battery to a first charging to form a first-charged secondary battery; resting the first-charged secondary battery; and subjecting the rested secondary battery to a second charging. The maximum voltage of the secondary battery in the first charging is lower than the maximum voltage of the secondary battery in the second charging.
    Type: Application
    Filed: May 18, 2021
    Publication date: March 2, 2023
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Hyun Ok JUNG, Dong Jun LEE, Su Yong SHIN, Kwang Ho YOO
  • Publication number: 20230010486
    Abstract: An inkjet printing apparatus, method of printing ink using the same and method of fabricating display device are provided. The method of printing ink includes: ejecting ink in which a plurality of particles is dispersed from an inkjet head; irradiating the ejected ink with a first light and a second light having different wavelengths to acquire data on a first exit light and a second exit light emitted from the ink; calculating a concentration of the particles in the ink from the data on the first exit light and the second exit light; and checking whether the concentration is out of an error range from a reference value, where the first light has a wavelength of about 500 nm or less, and the second light has a wavelength of about 1000 nm or more.
    Type: Application
    Filed: March 23, 2022
    Publication date: January 12, 2023
    Inventors: Dong Jun LEE, Che Ho LIM, Ho Yong SHIN, Gyeong Eun EOH, Jun Hwi LIM, Seon Uk LEE
  • Publication number: 20220393245
    Abstract: A method of preparing a secondary battery including pre-lithiating an electrode assembly including an electrode structure including a plurality of electrodes and a plurality of separators, and a metal substrate. The plurality of electrodes and the plurality of separators are alternatingly stacked. The pre-lithiating includes supplying lithium ions from one of the plurality of positive electrodes to one of the plurality of negative electrodes up to a state of charge (SOC) of A % by electrically connecting one of the plurality of positive electrodes and one of the plurality of negative electrodes and applying a first current, supplying lithium ions from the metal substrate to the positive electrodes up to B % of capacity of the positive electrodes by electrically connecting the metal substrate and the positive electrodes and applying a second current, after applying the first current, and resting the electrode assembly, after applying the second current.
    Type: Application
    Filed: March 5, 2021
    Publication date: December 8, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Dong Jun LEE, Hyun Woo PARK, Sa Rah KIM, Dong Hui KIM, Kwang Ho YOO
  • Publication number: 20220390503
    Abstract: The present disclosure provides an apparatus for illumination inspection of micro LEDs. An apparatus for illumination inspection of micro LEDs includes a surface-contact probe making a surface contact, through an electrical resistive material, with a front surface of an LED assembly of multiple micro LEDs arranged forwardly and interconnecting LED electrodes at both ends of the micro LEDs, probe electrodes to be in line contact with one side and the other side of the surface-contact probe for supplying electric power, an imaging unit for photographing the LED assembly from an opposite surface of the surface-contact probe, to where the surface-contact probe is contacted, and a control unit for supplying electric power to the probe electrodes forwardly along the micro LEDs as aligned and for inspecting the micro LEDs illumination based on images of the LED assembly photographed by the imaging unit before and after supplying the electric power.
    Type: Application
    Filed: March 9, 2022
    Publication date: December 8, 2022
    Inventors: Tak EUN, Ho Hack Kim, Beom Jin Kim, Dong Jun Lee
  • Publication number: 20220384775
    Abstract: A method of preparing a secondary battery which includes pre-lithiating an electrode assembly which includes an electrode structure including a plurality of electrodes and a plurality of separators, and a metal substrate. The plurality of electrodes and the plurality of separators are alternatingly, stacked. The metal substrate is present on an outermost surface of the electrode structure in a direction in which the electrode and the separator are stacked. Each positive electrode and negative electrode are spaced apart from each other with one separator of the plurality of separators disposed therebetween. The pre-lithiating includes applying a first current by electrically connecting one of the plurality of positive electrodes and one of the plurality of negative electrodes, and applying a second current by electrically connecting the metal substrate and one of the plurality of positive electrodes, after applying the first current.
    Type: Application
    Filed: January 19, 2021
    Publication date: December 1, 2022
    Applicant: LG ENERGY SOLUTION, LTD.
    Inventors: Dong Jun LEE, Sa Rah KIM, Dong Hui KIM, Kwang Ho YOO
  • Patent number: 11482125
    Abstract: A method of providing tooth-brushing guide information according to an embodiment of the present invention includes an operation in which a user terminal analyzes a captured image of a user, recognizes the face of the user, and identifies landmarks of the face; an operation in which the user terminal generates a personalized dental model of the user using the landmarks, an operation in which the user terminal provides a virtual dental image by augmented reality using the dental model; and an operation in which the user terminal provides tooth-brushing guide information using the dental model.
    Type: Grant
    Filed: October 20, 2017
    Date of Patent: October 25, 2022
    Assignee: KITTEN PLANET CO., LTD.
    Inventors: Jong Ho Choi, Sung Jin Park, Dong Jun Lee, Jee Yun Lee
  • Publication number: 20220262091
    Abstract: Provided is a method for automatically performing image alignment without a user input. An image alignment method performed by an image alignment device, according to one embodiment of the present invention, can comprise the steps of: recognizing at least one person in an inputted image; determining a person-of-interest among the recognized persons; and performing image alignment, on the basis of the person-of-interest, on the inputted image, wherein the image alignment is performed without an input of a user of the image alignment deice for the image alignment.
    Type: Application
    Filed: May 4, 2022
    Publication date: August 18, 2022
    Applicant: KITTEN PLANET CO., LTD.
    Inventors: Jong Ho CHOI, Sung Jin PARK, Dong Jun LEE, Jee Yun LEE
  • Publication number: 20220218507
    Abstract: Disclosed is a rehabilitation glove including a body surrounding at least a portion of a hand of a user, and a strap unit coupled to the body, and formed to provide a tensile force in a direction, in which a joint of a finger is spread, at a hand back part of the user.
    Type: Application
    Filed: April 4, 2022
    Publication date: July 14, 2022
    Applicant: NEOFECT Co., Ltd.
    Inventors: Sung Gon MOON, Byung Geol PARK, Dong Jun LEE, Young Geun CHOI
  • Patent number: 11376976
    Abstract: A vehicle charger includes a power factor correction converter configured to correct the power factor of alternating current (AC) power is integrated with an input terminal of a DC-DC converter configured to generate a direct-current (DC) voltage having a magnitude required for an energy storage device in the vehicle, thereby reducing the size of the vehicle charger, reducing the number of required elements, and allowing the vehicle charger to have high efficiency; and a method for controlling the same.
    Type: Grant
    Filed: November 21, 2019
    Date of Patent: July 5, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Han Shin Youn, Ho Joong Lee, Hye Seung Kim, Joon Young Jeon, Won Yong Sung, Dong Jun Lee, Young Jin Jang
  • Publication number: 20220205477
    Abstract: An air foil journal bearing can entirely restrain movement of a buffer member, which is provided inside a bearing housing in a direction of a shaft of the bearing. The air foil journal bearing includes: the bearing housing having a hollow part into which the shaft is inserted, wherein a first stopping groove is formed at an inner circumferential surface of the hollow part and a second stopping groove is formed at the inner circumferential surface of the hollow part along at least a part of an entire circumference of the hollow part; a top foil provided in the hollow part and configured to have a shape covering the shaft; and the buffer member provided between the hollow part and the top foil and elastically supporting the top foil.
    Type: Application
    Filed: November 30, 2021
    Publication date: June 30, 2022
    Inventor: Dong Jun Lee
  • Publication number: 20220194238
    Abstract: A vehicle battery charging system includes a main battery, an auxiliary battery, an integrated converter that includes a high voltage charging device that supplies power to the main battery and a low voltage charging device that supplies power to the auxiliary battery, a solar cell that converts sunlight into electrical energy, a solar cell converter that converts an output of the solar cell into a voltage corresponding to a voltage of the auxiliary battery and outputs the converted voltage to the auxiliary battery, and a switching device that switches between the integrated converter and external power and the integrated converter and the solar cell, wherein the switching device connects the integrated converter and the solar cell in a solar cell only charging mode in which the auxiliary battery is charged by the solar cell.
    Type: Application
    Filed: October 25, 2021
    Publication date: June 23, 2022
    Inventors: Young Jin Jang, Sung Hwan Kim, Won Yong Sung, Dong Jun Lee, Hye Seung Kim
  • Patent number: 11354882
    Abstract: Provided is a method for automatically performing image alignment without a user input. An image alignment method performed by an image alignment device, according to one embodiment of the present invention, can comprise the steps of: recognizing at least one person in an inputted image; determining a person-of-interest among the recognized persons; and performing image alignment, on the basis of the person-of-interest, on the inputted image, wherein the image alignment is performed without an input of a user of the image alignment device for the image alignment.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: June 7, 2022
    Assignee: KITTEN PLANET CO., LTD.
    Inventors: Jong Ho Choi, Sung Jin Park, Dong Jun Lee, Jee Yun Lee
  • Patent number: 11333918
    Abstract: Disclosed herein is a display apparatus. The display apparatus includes a backlight unit configured to emit light, a display panel positioned in front of the backlight unit, and an optical film positioned in front of the display panel. The optical film includes a base layer positioned adjacent to the display panel, a first refractive layer positioned in front of the base layer and having a pattern including a first inclined portion totally reflecting some of light waves emitted from the backlight unit, and a second refractive layer positioned in front of the first refractive layer and having a lower refractive index than the first refractive layer.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: May 17, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seung Jun Jeong, Sei Young Kang, Min Woo Kang, Dong Jun Lee, Jae Jeong Lee, Joo Won Lee
  • Patent number: 11308777
    Abstract: Provided are an event storage device, an event search device, and an event alarm device for an event occurring in a surveillance area. The event storage device includes a processor and a memory and its operation is controlled by the processor. The processor is configured to receive images captured in a surveillance area, detect an event generated in the surveillance area, storing, in the memory, an image related to the event, among the captured images, and storing an event level of the detected event along with the stored image.
    Type: Grant
    Filed: June 11, 2019
    Date of Patent: April 19, 2022
    Assignee: HANWHA TECHWIN CO., LTD.
    Inventors: Young Chan Lee, Dong Jun Lee