Patents by Inventor Hyung-Jung Kim

Hyung-Jung Kim 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: 11967267
    Abstract: Provided is a display device including a display panel, an optical sensor, a timing controller, a scan driver, a data driver, and an image controller. The timing controller controls an image refresh rate of the display panel based on a refresh rate control signal. Thus, the display device provides improved visibility.
    Type: Grant
    Filed: May 2, 2023
    Date of Patent: April 23, 2024
    Assignees: Samsung Display Co., Ltd., UNIST (Ulsan National Institute Of Science and Technology)
    Inventors: Hyo Sun Kim, Oh Sang Kwon, Seong Gyu Choe, Chang Yeong Han, Min Kyung Kim, You Ra Kim, Eun Jung Lee, Hyung Suk Hwang
  • Publication number: 20240125893
    Abstract: The present disclosure provides a radar apparatus capable of suppressing a radar-to-radar in-band interference caused by a signal derived from another radar apparatus in a radar system in which a plurality of radar apparatuses share frequency resource to increase a frequency utilization efficiency. The radar apparatus includes: a receiver configured to acquire a received signal; a plurality of matched filters arranged in parallel to filter the receive signal, each corresponding to respective one of the plurality of radar apparatus to use a transmit signal of a corresponding radar apparatus as a reference signal; and a signal reconstructor configured to select a matched filter most adequate for an interference suppression based on outputs of the plurality of matched filters, subtract the reference signal of a selected matched filter at least partially from the receive signal, and reconstruct a desired echo signal to be used to determine a target.
    Type: Application
    Filed: December 9, 2022
    Publication date: April 18, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyung Jung KIM, Min Soo KANG, Sang In CHO
  • Patent number: 11930647
    Abstract: An electronic device includes a semiconductor memory including material layers each including one or more low-resistance areas and one or more high-resistance areas, insulating layers stacked alternately with the material layers and including protrusions extending more than the material layers, conductive pillars passing through the insulating layers and the low-resistance areas, conductive layers located between the protrusions, and variable resistance layers interposed between the low-resistance areas and the conductive layers.
    Type: Grant
    Filed: August 1, 2022
    Date of Patent: March 12, 2024
    Assignee: SK hynix Inc.
    Inventors: Si Jung Yoo, Tae Hoon Kim, Hyung Dong Lee
  • Patent number: 11892556
    Abstract: Disclosed is a method and apparatus for generating a radar signal, in which performance of radar detection is ensured while increasing a spectrum efficiency in a radar network. The method comprises generating a set of frequency-modulation waveforms, generating an orthogonal code set, generating a set of coded frequency-modulation waveforms through element operation between the set of frequency-modulation waveforms and the orthogonal code set, calculating an objective function for the set of frequency-modulation waveforms with regard to a different set of coded frequency-modulation waveforms and previous sets of coded frequency-modulation waveforms, and selecting a current polyphase code set as an optimized polyphase code set when a result of current calculation is better or smaller than a result of previous iteration, and performing phase perturbation by replacing an element randomly selected in the current polyphase code set selected as the optimized polyphase code set with another admissible-phase element.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: February 6, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyung Jung Kim, Min Soo Kang, Sang In Cho
  • Patent number: 11842686
    Abstract: A light emitting display device and driving method are disclosed. A light emitting display device includes a display panel including RGBW sub-pixels; a driver configured to drive the display panel; and a timing controller configured to control the driver, wherein W peak luminance derived by the W sub-pixels is higher than a sum of RGB peak luminances derived by the RGB sub-pixels when the display panel displays an image.
    Type: Grant
    Filed: September 15, 2022
    Date of Patent: December 12, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Hyung Jung Kim
  • Publication number: 20230215355
    Abstract: A light emitting display device and driving method are disclosed. A light emitting display device includes a display panel including RGBW sub-pixels; a driver configured to drive the display panel; and a timing controller configured to control the driver, wherein W peak luminance derived by the W sub-pixels is higher than a sum of RGB peak luminances derived by the RGB sub-pixels when the display panel displays an image.
    Type: Application
    Filed: September 15, 2022
    Publication date: July 6, 2023
    Applicant: LG Display Co., Ltd.
    Inventor: Hyung Jung KIM
  • Publication number: 20230074122
    Abstract: Disclosed is a method and apparatus for generating a radar signal, in which performance of radar detection is ensured while increasing a spectrum efficiency in a radar network. The method comprises generating a set of frequency-modulation waveforms, generating an orthogonal code set, generating a set of coded frequency-modulation waveforms through element operation between the set of frequency-modulation waveforms and the orthogonal code set, calculating an objective function for the set of frequency-modulation waveforms with regard to a different set of coded frequency-modulation waveforms and previous sets of coded frequency-modulation waveforms, and selecting a current polyphase code set as an optimized polyphase code set when a result of current calculation is better or smaller than a result of previous iteration, and performing phase perturbation by replacing an element randomly selected in the current polyphase code set selected as the optimized polyphase code set with another admissible-phase element.
    Type: Application
    Filed: December 17, 2021
    Publication date: March 9, 2023
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Hyung Jung KIM, Min Soo KANG, Sang In CHO
  • Patent number: 11185984
    Abstract: A method and an apparatus for controlling a robot are provided. According to one aspect of the present disclosure, the method can include receiving information on a work type of robot motion performed by the robot; generating workflow of the robot motion based upon the received information on the work type of the robot motion; measuring information on work environment in which the robot motion is performed in accordance with the work type and the workflow of the robot motion by controlling the robot; receiving work information on the robot motion in accordance with the work type and the workflow of the robot motion by controlling the robot; and performing the robot motion in accordance with the work type and the workflow of the robot motion by controlling the robot based upon the measured information on the work environment and the received work information on the robot motion.
    Type: Grant
    Filed: October 14, 2016
    Date of Patent: November 30, 2021
    Assignee: DOOSAN ROBOTICS INC.
    Inventors: Hyung Jung Kim, June Hyun Jang, Sang Hoon Lee
  • Patent number: 10672344
    Abstract: Disclosed is an optical compensation system comprising a user terminal device, and a display device for obtaining luminance data and color coordinates data by the use of user terminal device, and generating compensation data for compensating a deterioration of an organic light emitting diode based on obtained luminance data and color coordinates data and storing the compensation data, whereby it enables an optical compensation even after shipment of products, and it provides high-definition viewing quality to a user for a long time.
    Type: Grant
    Filed: December 15, 2016
    Date of Patent: June 2, 2020
    Assignee: LG Display Co., Ltd.
    Inventor: Hyung-Jung Kim
  • Publication number: 20180264648
    Abstract: A method and an apparatus for controlling a robot are provided. According to one aspect of the present disclosure, the method can include receiving information on a work type of robot motion performed by the robot; generating workflow of the robot motion based upon the received information on the work type of the robot motion; measuring information on work environment in which the robot motion is performed in accordance with the work type and the workflow of the robot motion by controlling the robot; receiving work information on the robot motion in accordance with the work type and the workflow of the robot motion by controlling the robot; and performing the robot motion in accordance with the work type and the workflow of the robot motion by controlling the robot based upon the measured information on the work environment and the received work information on the robot motion.
    Type: Application
    Filed: October 14, 2016
    Publication date: September 20, 2018
    Applicant: DOOSAN ROBOTICS INC.
    Inventors: Hyung Jung KIM, June Hyun JANG, Sang Hoon LEE
  • Patent number: 10079335
    Abstract: Disclosed is a smart soft composite actuator which enables user-desiring deformation by changing the position of smart material functioning as an active component, wherein the smart soft composite actuator comprises a smart material whose shape is changeable based on an external signal; and a matrix for supporting the smart material and determining an external shape, wherein the smart material is positioned inside the matrix or in a surface of the matrix, and at least one of in-plane shear deformation and out-of-plane deformation is realized by controlling the position of smart material.
    Type: Grant
    Filed: January 25, 2012
    Date of Patent: September 18, 2018
    Assignee: SNU R&DB Foundation
    Inventors: Sung Hoon Ahn, Hyung Jung Kim, Gil Yong Lee, Kyung Tae Lee, Renzhe Wu, Ji Soo Kim, Sung Hyuk Song
  • Patent number: 9998953
    Abstract: The disclosure is related to adaptive load management in a femtocell network. A load state of a femtocell base station may be determined as one of a low load state, a middle load state, and a high load state. According to the determined load state, a reserved service capacity and an available service capacity of the femtocell base station may be adaptive controlled. Furthermore, at least one handover trigger condition associated with the femtocell base station may be controlled according to the determined load state of the femtocell base station.
    Type: Grant
    Filed: June 17, 2013
    Date of Patent: June 12, 2018
    Assignee: KT CORPORATION
    Inventors: Hyung-Jung Kim, Do-Young Kwak, Jong-Sik Lee
  • Patent number: 9983703
    Abstract: A touch panel, a liquid crystal display device including the touch panel, and a method of forming the touch panel may be provided, wherein the touch panel includes an electrode layer having an electrode pattern for touch sensing; and an overcoating layer formed on an upper portion of the electrode layer and having a pattern forming a predetermined intersection angle with respect to the electrode pattern, and the liquid crystal display device includes the touch panel attached to an upper portion of the liquid crystal display device or formed within the liquid crystal display device.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: May 29, 2018
    Assignee: Hydis Technologies Co., Ltd.
    Inventors: Ji Hoon Lee, Joon Sung An, Seong Jung Yun, Hyung Jung Kim
  • Patent number: 9924433
    Abstract: A hub apparatus may be provided for distributing a load of a small cell digital unit to a macro cell digital unit in a heterogeneous network.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: March 20, 2018
    Assignee: KT CORPORATION
    Inventors: Hyung-Jung Kim, Jong-Sik Lee, Sung-Yeop Pyun
  • Patent number: 9857926
    Abstract: Provided is a matrix switching type touch panel including a plurality of touch pads disposed in a visible area on a substrate in a dot matrix format, the touch pads spaced from one another, and a plurality of signal lines disposed in a space between the touch pads, each connecting a touch pad and a touch driving circuit of an invisible area. The panel comprises: unit electrodes made of a transparent electroconductive material and disposed within the visible area; touch pad areas each determined in an area corresponding to each touch pad; signal line areas each determined in an area corresponding to each signal line; and bridges electrically connecting the plurality of unit electrodes disposed in each touch pad area and each signal line area. The unit electrodes are arranged in a zigzag format with respect to a first axis parallel to the signal lines.
    Type: Grant
    Filed: December 31, 2014
    Date of Patent: January 2, 2018
    Assignee: Hydis Technologies Co., Ltd.
    Inventors: Seong Jung Yun, Ji Hoon Lee, Hyung Jung Kim, Gil Taek Lim, Dae Lim Choi, Yoon Jin Jo
  • Patent number: 9740345
    Abstract: A touch panel may include: a plurality of unit electrode lines disposed in a first axis direction and spaced apart from one another in a second axis direction perpendicular with respect to the first axis direction, wherein in each of a first side line and a second side line forming both sides of each of the unit electrode lines, a first side and a second side are alternately repeated, and a protrusion portion and a recess portion are alternately formed at contact portions at which the first and second sides contact each other depending on an angle at which the first and second sides contact each other, the recess portion being provided with a first groove formed by cutting the unit electrode line in a direction parallel to the first side, and a second groove formed by cutting the unit electrode line in a direction parallel to the second side.
    Type: Grant
    Filed: February 26, 2015
    Date of Patent: August 22, 2017
    Assignee: HYDIS TECHNOLOGIES CO., LTD.
    Inventors: Hyung Jung Kim, Joon Sung An, Seong Jung Yun, Ji Hoon Lee
  • Publication number: 20170193920
    Abstract: Disclosed is an optical compensation system comprising a user terminal device, and a display device for obtaining luminance data and color coordinates data by the use of user terminal device, and generating compensation data for compensating a deterioration of an organic light emitting diode based on obtained luminance data and color coordinates data and storing the compensation data, whereby it enables an optical compensation even after shipment of products, and it provides high-definition viewing quality to a user for a long time.
    Type: Application
    Filed: December 15, 2016
    Publication date: July 6, 2017
    Applicant: LG Display Co., Ltd.
    Inventor: Hyung-Jung KIM
  • Patent number: 9648614
    Abstract: A wired/wireless convergence apparatus may be provided for integrally transmitting wired network traffic and wireless network traffic in an in-building cloud network composed of a plurality of digital units and a plurality of radio units includes. The wired/wireless convergence apparatus may include a traffic monitoring unit and a wired/wireless traffic control unit. The traffic monitoring unit may be configured to monitor wireless network traffic and wired network traffic input to the in-building cloud network. The wired/wireless traffic control unit may be configured to allocate wireless network traffic resources to optical fibers on the basis of monitored information of the traffic monitoring unit and to allocate wired network traffic to idle resources remaining after allocation of the wireless network traffic.
    Type: Grant
    Filed: July 26, 2013
    Date of Patent: May 9, 2017
    Assignee: KT CORPORATION
    Inventors: Sung-Yeop Pyun, Hyung-Jung Kim, Do-Young Kwak, Jong-Sik Lee
  • Patent number: 9606690
    Abstract: A touch panel may include: a substrate; touch electrodes formed on the substrate as zigzag lines consisting of first unit electrodes disposed to be inclined in one direction with respect to a first axis that is parallel to one side of the substrate and second unit electrodes disposed to be inclined in the other direction with respect to the first axis, the first unit electrodes and second unit electrodes being disposed to alternate each other consecutively in a direction of the first axis; and overcoating layer formed as zigzag lines consisting of first overcoating members disposed to be inclined in a direction intersecting with the first unit electrodes, and second overcoating members disposed to be inclined in a direction intersecting with the second unit electrodes, the first overcoating members and second overcoating members disposed to alternate each other consecutively in the direction of the first axis.
    Type: Grant
    Filed: July 1, 2015
    Date of Patent: March 28, 2017
    Assignee: HYDIS TECHNOLOGIES CO., LTD.
    Inventors: Ji Hoon Lee, Joon Sung An, Seong Jung Yun, Hyung Jung Kim
  • Patent number: 9294327
    Abstract: A method provides an identifying OFDM communication signal using OFDM symbol estimation. In view of the above, the present invention provides an apparatus and method for identifying an OFDM communication signal using an OFDM symbol estimation, which is capable of analyzing the OFDM signal with a high accuracy in a cognitive radio technique, thereby identifying the OFDM signal from a heterogeneous communication signal.
    Type: Grant
    Filed: August 13, 2013
    Date of Patent: March 22, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyung Jung Kim, Chang-Joo Kim, Jin Young Kim, Seung-Ho Choi