Patents by Inventor Sung Ryong LEE

Sung Ryong 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).

  • Patent number: 12229564
    Abstract: A control system of an autonomous vehicle for performing control for effective calculation by parallelizing operations between a plurality of modules of the autonomous vehicle includes the plurality of modules arranged in the autonomous vehicle and configured to perform a connective operation, and a module scheduling system configured to monitor operations of the plurality of modules, to parallelize the plurality of modules using an additional thread, and to control the plurality of modules to aperiodically operate using a pipelining method, and thus, processing capability per hour of a plurality of modules may be optimized by controlling parallel processing of the plurality of modules, and when an entire logic calculation period is longer than a sensor input period, an error due to delay that occurs in a data processing procedure between the modules is overcome.
    Type: Grant
    Filed: December 6, 2021
    Date of Patent: February 18, 2025
    Assignees: Hyundai Motor Company, Kia Corporation
    Inventors: Tae Dong Oh, Hae Ryong Lee, Sung Woo Choi, Wan Jae Lee
  • Patent number: 12200371
    Abstract: Disclosed is an image sensor including: a center pixel group including 2×2 pixels having different colors in a center area of a 6×6 unit pixel group; and first to fourth color pixel groups having the same color as one pixel of the center pixel group, disposed as units of 2×4 pixels or 4×2 pixels to have a shape surrounding the center pixel group, and having different colors.
    Type: Grant
    Filed: August 31, 2022
    Date of Patent: January 14, 2025
    Assignee: SK hynix Inc.
    Inventors: Sung Ryong Lee, Jong Hyun Ra
  • Publication number: 20240388299
    Abstract: A phase locked loop includes a main voltage-controlled oscillator for which an oscillation frequency is adjusted by an offset current and a control voltage (Vctrl), the offset current being set by an offset current setting code (VCO_CON), a phase frequency detector configured to adjust the control voltage by comparing an output signal (mCLK) of the main voltage-controlled oscillator and an input data signal (Data), and an offset current setter configured to generate the offset current setting code for setting the offset current of the main voltage-controlled oscillator. The offset current setter includes n sample voltage-controlled oscillators configured to generate n signals with different frequencies, respectively, and n counters configured to compare frequencies of each of the signals (sCLK) output from the n sample voltage-controlled oscillators and the input data signal, and is configured to generate the offset current setting code based on a comparison result of the n counters.
    Type: Application
    Filed: January 29, 2024
    Publication date: November 21, 2024
    Applicants: SILICON MITUS, INC., Hangzhou Silicon-Magic Semiconductor Technology Co., Ltd
    Inventors: Young Jae Chang, Sung Ryong Lee, Jae Sam Shim
  • Publication number: 20240154616
    Abstract: A clock and data recovery device includes an equalizer that compensates for channel loss of input data, a phase detector that compares data output from the equalizer and a fed back clock and outputs an up signal and a down signal, a charge pump that operates according to the up signal and the down signal to output a control signal, a loop filter that removes a high-frequency component included in the control signal output from the charge pump, a voltage-controlled oscillator that changes a frequency of the clock and outputs the clock according to the control signal from which the high-frequency component is removed, and a voltage-controlled oscillator buffer that adjusts a slew rate of the clock output by the voltage-controlled oscillator according to the up signal and the down signal directly received from the phase detector and transmits the clock to the phase detector.
    Type: Application
    Filed: November 7, 2023
    Publication date: May 9, 2024
    Applicants: SILICON MITUS, INC., Hangzhou Silicon-Magic Semiconductor Technology Co., Ltd.
    Inventors: Young Jae Chang, Sung Ryong Lee, Jae Sam Shim
  • Publication number: 20240072811
    Abstract: A clock and data recovery device includes an equalizer that compensates for channel loss of input data, a phase detector that compares a data output from the equalizer with a clock fed back and outputs an up signal and a down signal, a charge pump that operates according to the up signal and the down signal and outputs a control signal, a loop filter that removes high-frequency components included in the control signal, a voltage controlled oscillator that changes a frequency of the clock and outputs a clock with changed frequency, and a data phase adjuster that synchronizes the clock output from the voltage controlled oscillator and the data output from the equalizer by adjusting a phase of the data output from the equalizer by receiving the up signal and the down signal output from the phase detector.
    Type: Application
    Filed: June 30, 2023
    Publication date: February 29, 2024
    Applicants: SILICON MITUS, INC., Hangzhou Silicon-Magic Semiconductor Technology Co., Ltd.
    Inventors: Young Jae Chang, Sung Ryong Lee, Jae Sam Shim
  • Patent number: 11862575
    Abstract: A semiconductor device includes a crack detection ring and a crack detection structure. The semiconductor device comprises a first seal-ring surrounding a circuit region; a crack detection ring surrounding the first seal-ring; a second seal-ring surrounding the first seal-ring and the crack detection ring; a connection part connecting the first seal-ring and the crack detection ring; and a crack detection structure disposed in the circuit region and electrically connected to the crack detection ring.
    Type: Grant
    Filed: August 2, 2021
    Date of Patent: January 2, 2024
    Assignee: SK hynix Inc.
    Inventor: Sung Ryong Lee
  • Publication number: 20230217119
    Abstract: Disclosed is an image sensor including: a center pixel group including 2x2 pixels having different colors in a center area of a 6x6 unit pixel group; and first to fourth color pixel groups having the same color as one pixel of the center pixel group, disposed as units of 2x4 pixels or 4x2 pixels to have a shape surrounding the center pixel group, and having different colors.
    Type: Application
    Filed: August 31, 2022
    Publication date: July 6, 2023
    Inventors: Sung Ryong LEE, Jong Hyun RA
  • Publication number: 20230187468
    Abstract: An image sensor device is disclosed, which blocks noise of a pad area. The image sensor device includes a substrate, a pad, and an impurity area. The substrate includes a first surface and a second surface, and includes first conductive impurities. The pad is disposed at the first surface of the substrate. The impurity area is formed in the substrate to overlap with the pad in a first direction, the impurity area being includes second conductive impurities different from the first conductive impurities.
    Type: Application
    Filed: February 6, 2023
    Publication date: June 15, 2023
    Inventor: Sung Ryong LEE
  • Patent number: 11655714
    Abstract: A compressor vane is provided. The compressor vane may include a first surface directed toward air introduced into a compressor, a second surface directed in a direction opposite to the first surface, and two tangent lines in which the first and second surfaces meet, wherein a rate of change, with respect to a height of the compressor vane, of a maximum separation distance, between the first surface and the second surface, divided by a distance from one to the other of the two tangent lines in a cross-section at one position of the height of the compressor vane in a direction starting from a portion of the compressor vane closest to a center tie rod and toward a compressor housing varies with the height of the compressor vane away from the portion of the compressor vane closest to the center tie rod.
    Type: Grant
    Filed: June 8, 2020
    Date of Patent: May 23, 2023
    Assignee: DOOSAN ENERBILITY CO., LTD.
    Inventors: Young Jin Jung, Jun Hyuk Seo, Sung Ryong Lee, Jae Woo Choi
  • Patent number: 11605664
    Abstract: An image sensor device is disclosed, which blocks noise of a pad area. The image sensor device includes a substrate, a pad, and an impurity area. The substrate includes a first surface and a second surface, and includes first conductive impurities. The pad is disposed at the first surface of the substrate. The impurity area is formed in the substrate to overlap with the pad in a first direction, the impurity area being includes second conductive impurities different from the first conductive impurities.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: March 14, 2023
    Assignee: SK hynix Inc.
    Inventor: Sung Ryong Lee
  • Patent number: 11581354
    Abstract: An image sensor device is disclosed, which blocks noise of a pad region. The image sensor device includes a substrate including a first surface and a second surface that are arranged to face each other, a pad disposed over the first surface of the substrate, and a through silicon via (TSV) formed to penetrate the substrate, and disposed at both sides of the pad in a first direction.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: February 14, 2023
    Assignee: SK hynix Inc.
    Inventor: Sung Ryong Lee
  • Patent number: 11508774
    Abstract: An image sensor device is disclosed, which blocks noise of a pad region. The image sensor device includes a substrate including a first surface and a second surface that are arranged to face each other, a pad disposed over the first surface of the substrate, and a through silicon via (TSV) formed to penetrate the substrate, and disposed at both sides of the pad in a first direction.
    Type: Grant
    Filed: August 31, 2020
    Date of Patent: November 22, 2022
    Assignee: SK hynix Inc.
    Inventor: Sung Ryong Lee
  • Publication number: 20220293532
    Abstract: A semiconductor device includes a crack detection ring and a crack detection structure. The semiconductor device comprises a first seal-ring surrounding a circuit region; a crack detection ring surrounding the first seal-ring; a second seal-ring surrounding the first seal-ring and the crack detection ring; a connection part connecting the first seal-ring and the crack detection ring; and a crack detection structure disposed in the circuit region and electrically connected to the crack detection ring.
    Type: Application
    Filed: August 2, 2021
    Publication date: September 15, 2022
    Inventor: Sung Ryong LEE
  • Publication number: 20220173729
    Abstract: A delay cell includes first and second delay elements coupled in series between an input terminal and an output terminal, and a switch having one terminal coupled to a common node of the first and second delay elements, and another terminal that is floating, and turned on according to a delay control signal.
    Type: Application
    Filed: March 26, 2021
    Publication date: June 2, 2022
    Inventor: Sung Ryong LEE
  • Publication number: 20210313377
    Abstract: An image sensor device is disclosed, which blocks noise of a pad region. The image sensor device includes a substrate including a first surface and a second surface that are arranged to face each other, a pad disposed over the first surface of the substrate, and a through silicon via (TSV) formed to penetrate the substrate, and disposed at both sides of the pad in a first direction.
    Type: Application
    Filed: August 31, 2020
    Publication date: October 7, 2021
    Inventor: Sung Ryong LEE
  • Publication number: 20210313360
    Abstract: An image sensor device is disclosed, which blocks noise of a pad area. The image sensor device includes a substrate, a pad, and an impurity area. The substrate includes a first surface and a second surface, and includes first conductive impurities. The pad is disposed at the first surface of the substrate. The impurity area is formed in the substrate to overlap with the pad in a first direction, the impurity area being includes second conductive impurities different from the first conductive impurities.
    Type: Application
    Filed: August 31, 2020
    Publication date: October 7, 2021
    Inventor: Sung Ryong LEE
  • Publication number: 20210296388
    Abstract: An image sensor device is disclosed, which blocks noise of a pad area and minimizes parasitic capacitance of the pad area. The image sensor device includes a substrate including a first surface and a second surface that are arranged to face each other, a pad disposed over the first surface of the substrate, and a noise blocking area formed to overlap with the pad in a first direction, and formed in the substrate.
    Type: Application
    Filed: August 11, 2020
    Publication date: September 23, 2021
    Inventors: Sung Ryong LEE, Hyungjoon SHIM
  • Publication number: 20210054742
    Abstract: A compressor vane is provided. The compressor vane may include a first surface directed toward air introduced into a compressor, a second surface directed in a direction opposite to the first surface, and two tangent lines in which the first and second surfaces meet, wherein a rate of change, with respect to a height of the compressor vane, of a maximum separation distance, between the first surface and the second surface, divided by a distance from one to the other of the two tangent lines in a cross-section at one position of the height of the compressor vane in a direction starting from a portion of the compressor vane closest to a center tie rod and toward a compressor housing varies with the height of the compressor vane away from the portion of the compressor vane closest to the center tie rod.
    Type: Application
    Filed: June 8, 2020
    Publication date: February 25, 2021
    Inventors: Young Jin JUNG, Jun Hyuk SEO, Sung Ryong LEE, Jae Woo CHOI
  • Patent number: 10908674
    Abstract: An electronic device includes a resistance element coupled between a supply terminal of a first voltage and an output terminal of an output signal, a driving element coupled between the output terminal of the output signal and a supply terminal of a second voltage, and suitable for operating based on a control signal, and a controller suitable for generating the control signal based on an input signal of the controller to the driving element. The controller drives an output terminal of the control signal with a first driving force during an initial period of a first transition period of the control signal, and drives the output terminal of the control signal with a second driving force different from the first driving force during the remaining period of the first transition period. The initial period is determined depending on a threshold voltage of the driving element.
    Type: Grant
    Filed: December 13, 2018
    Date of Patent: February 2, 2021
    Assignee: SK hynix Inc.
    Inventor: Sung-Ryong Lee
  • Patent number: 10673227
    Abstract: A system level electrostatic discharge (ESD) detection device includes a phase detection unit including at least one phase detector suitable for detecting a phase difference between a plurality of supply voltages or between a plurality of input signals; a storage unit suitable for shifting between a first and a second state, the second state indicating a phase difference detected by the phase detection unit; and an output unit suitable for outputting a system level electrostatic discharge (ESD) detection signal according to the first or second state of the storage unit.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: June 2, 2020
    Assignee: SK hynix Inc.
    Inventors: Sung-Ryong Lee, Kang-Bong Seo, Ik-Seok Yang