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: 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
  • Patent number: 11271417
    Abstract: A method for controlling charge or discharge of a battery in a battery system including a DC converter down-converting an input voltage thereof and outputting an output, a battery connected to an output terminal of the DC converter, and an electric load connected to the output terminal of the DC converter and supplied with electric power from at least one of the DC converter and the battery, may include measuring a temperature of the battery, first controlling, by a controller, an output of the DC converter so that a charging current supplied to the battery from the DC converter becomes a preset maximum value, when the temperature of the battery is lower than a first predetermined temperature, and second controlling, by the controller, the output of the DC converter such that a current of the battery is substantially equal to zero, when the temperature of the battery is higher than a second predetermined temperature which is higher than the first predetermined temperature.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: March 8, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Ho Joong Lee, Hye Seung Kim, Joon Young Jeon, Han Shin Youn, Won Yong Sung, Dong Jun Lee, Young Jin Jang
  • Patent number: 11241971
    Abstract: A method of operating an on-board charger for charging a high voltage battery of an electrically-charged vehicle includes supplying a DC voltage obtained by converting an AC voltage to the high voltage battery to perform a charging operation, measuring an internal voltage of a DC EMI filter for removing noise of the DC voltage, generating a leakage current estimate based on the internal voltage, and controlling the charging operation in accordance with the leakage current estimate.
    Type: Grant
    Filed: March 19, 2019
    Date of Patent: February 8, 2022
    Assignees: HYUNDAI MOTOR COMPANY, KIA MOTORS CORPORATION
    Inventors: Dong Jun Lee, Young Jin Jang, Won Yong Sung, Hye Seung Kim
  • Publication number: 20210325186
    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: Application
    Filed: June 29, 2021
    Publication date: October 21, 2021
    Inventor: Dong-Jun LEE
  • Patent number: 11135927
    Abstract: A four wheel drive vehicle includes: main driving wheels and auxiliary driving wheels; a first driving motor that provides power to the main driving wheels; a second driving motor that provides power to the auxiliary driving wheels; a battery that stores electrical energy; an inverter that converts and provides the electrical energy stored in the battery to the first driving motor; and a bidirectional power converter that generates charging electric power for charging the battery by converting power supplied from the outside of the vehicle and converts and provides the electrical energy stored in the battery to the second driving motor.
    Type: Grant
    Filed: November 25, 2019
    Date of Patent: October 5, 2021
    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
  • Patent number: 11110801
    Abstract: A fault diagnosis system of a power converter for an electric vehicle includes a power supply supplied with power and converting the supplied power to provide the power to a motor, a battery, and an electronic device of a vehicle, a power supply supplied with power and converting the supplied power to provide the power to a motor, a battery, and an electronic device of a vehicle, a controller connected to the power supply by a connector and controlling charging and discharging of the battery, and operations of the motor and the electronic device of the vehicle by using the power provided from the power supply, and a fault diagnosis circuit connected between the power supply and the controller and diagnosing whether the connector which connects the power supply with the controller malfunctions.
    Type: Grant
    Filed: July 24, 2018
    Date of Patent: September 7, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Han Shin Youn, Ho Joong Lee, Jee Heon Kim, Dong Jun Lee, Hye Seung Kim
  • Patent number: 11073395
    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. First location information is identified in the received message. Based at least on identifying the first location information in the received message, the first location information is obtained from the received message for setting a destination location. Second location information of the first electronic device is obtained. Based at least on the obtained first location information from the received message and the obtained second location information of the first electronic device, a start location and the destination location are set. Based at least 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: May 26, 2020
    Date of Patent: July 27, 2021
    Inventor: Dong-Jun Lee
  • Patent number: 11056904
    Abstract: An electronic device is provided, the electronic device including a communication circuit, a battery, and a processor, and the processor is configured to: obtain a strength of a communication signal received by the communication circuit; determine a magnitude of power for charging the battery based on the strength of the communication signal; and charge the battery with power of the determined magnitude.
    Type: Grant
    Filed: August 18, 2017
    Date of Patent: July 6, 2021
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hoon Choi, Yong-Youn Kim, Dong-Jun Lee, Hyang-Bok Lee, Seong-Kyu Maeng, Ki-Yong Shin, Han-Jun Yi, Jong-Wook Choi
  • Publication number: 20210201687
    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: Application
    Filed: October 20, 2017
    Publication date: July 1, 2021
    Inventors: Jong Ho CHOI, Sung Jin PARK, Dong Jun LEE, Jee Yun LEE
  • Patent number: 11025145
    Abstract: A quadrangular leaf spring of a quadrangle for generating vibration within a linear vibration motor includes a bottom support having an outer edge of a square form, a top support having a given height with respect to the bottom support and moved up and down by an elastic force of an elastic leg part, and the elastic leg part connected to an inside of the bottom support and upward extended up to the top support. A portion where the elastic leg part and the bottom support are connected is closer to a corner than to a center of each side of the bottom support. A right line of a portion of the elastic leg part connected to the bottom support is extended from the bottom support to the upper side in a concave shape with respect to the center of the leaf spring.
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: June 1, 2021
    Assignee: MPLUS CO., LTD.
    Inventors: Nam Sock Kim, Seok Jun Park, Tae Hoon Lee, Dong Jun Lee
  • Publication number: 20210078423
    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: Application
    Filed: November 21, 2019
    Publication date: March 18, 2021
    Inventors: Han Shin Youn, Ho Joong Lee, Hye Seung Kim, Joon Young Jeon, Won Yong Sung, Dong Jun Lee, Young Jin Jang
  • Patent number: 10925169
    Abstract: The present invention relates to: a method for manufacturing a transparent light emitting device, which can minimize the manufacturing time of a large-area high-resolution transparent light emitting device and maximize the productivity thereof by forming an integrated metal mesh circuit pattern through a UV imprinting technology; and a transparent light emitting device manufactured thereby.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: February 16, 2021
    Inventors: Seung Hwan Park, Dong Jun Lee
  • Publication number: 20210044637
    Abstract: A system, apparatus and method or controlling an autonomous network communication process includes initiating an automatic algorithm for an interactive communication session with a network node for secure communication with a human user, receiving from the network node a dynamic content including a request for input of information, extracting context information indicating a process for receiving the information needed for continuing the communication session, automatically executing the process for receiving the information, and providing to the network node the information for continuing the secure communication session.
    Type: Application
    Filed: July 17, 2020
    Publication date: February 11, 2021
    Inventors: Dong Jun Lee, Martin Staszak, Yisi Chen