Patents by Inventor Jun-Hyeok Yang

Jun-Hyeok Yang 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: 12228461
    Abstract: A temperature sensing device including a first temperature sensor having a first resistor and a first capacitor and generating a first voltage applied to at least one of the first resistor or the first capacitor based on a first clock signal and a second clock signal generated by delaying the first clock signal, a second temperature sensor having a second resistor and a second capacitor and generating a second voltage applied to at least one of the second resistor or the second capacitor based on the first and second clock signals, a controller generating code data based on the first voltage and the second voltage and generating a control signal based on the code data, and a delay locked loop circuit delaying the first clock signal based on the control signal to generate the second clock signal may be provided.
    Type: Grant
    Filed: December 27, 2021
    Date of Patent: February 18, 2025
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jung Hyun Park, Kwang Ho Kim, Joo Seong Kim, Jun Hyeok Yang
  • Publication number: 20240221654
    Abstract: Disclosed is a display device including a display panel having a sub-pixel, a panel driving circuit configured to supply a data voltage to the sub-pixel, a panel sensing circuit configured to sense the sub-pixel, and a stabilization circuit disposed between a reference line connected to the sub-pixel and a sensing channel of the panel sensing circuit and configured to electrically stabilize the reference line such that charging of a voltage or current in the reference line is smoothly performed.
    Type: Application
    Filed: November 7, 2023
    Publication date: July 4, 2024
    Inventor: Jun Hyeok Yang
  • Publication number: 20220316957
    Abstract: A temperature sensing device including a first temperature sensor having a first resistor and a first capacitor and generating a first voltage applied to at least one of the first resistor or the first capacitor based on a first clock signal and a second clock signal generated by delaying the first clock signal, a second temperature sensor having a second resistor and a second capacitor and generating a second voltage applied to at least one of the second resistor or the second capacitor based on the first and second clock signals, a controller generating code data based on the first voltage and the second voltage and generating a control signal based on the code data, and a delay locked loop circuit delaying the first clock signal based on the control signal to generate the second clock signal may be provided.
    Type: Application
    Filed: December 27, 2021
    Publication date: October 6, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Jung Hyun PARK, Kwang Ho KIM, Joo Seong KIM, Jun Hyeok YANG
  • Patent number: 10895589
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: January 19, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han Choi, Tae-hwang Kong, Kwang-ho Kim, Sang-ho Kim, Se-Ki Kim, Jun-hyeok Yang, Sung-yong Lee, Yong-jin Lee
  • Publication number: 20200292591
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Application
    Filed: May 26, 2020
    Publication date: September 17, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han CHOI, Tae-hwang KONG, Kwang-ho KIM, Sang-ho KIM, Se-Ki KIM, Jun-hyeok YANG, Sung-yong LEE, Yong-jin LEE
  • Patent number: 10690703
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: June 23, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han Choi, Tae-hwang Kong, Kwang-ho Kim, Sang-ho Kim, Se-ki Kim, Jun-hyeok Yang, Sung-yong Lee, Yong-jin Lee
  • Patent number: 10468330
    Abstract: A semiconductor chip includes a semiconductor circuit layer and a semiconductor thermoelectric layer disposed on a substrate. The circuit layer includes a first circuit and a second circuit disposed horizontally in a first direction. The thermoelectric layer includes a first on-die thermoelectric element, where the thermoelectric layer is disposed on the circuit layer including the first circuit and the second circuit. The first on-die thermoelectric element is configured to distribute heat generated at the first circuit horizontally in the first direction toward the second circuit.
    Type: Grant
    Filed: December 10, 2014
    Date of Patent: November 5, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-Hyeok Yang, Se-Ki Kim, Se-Ra An, Hyung-Jong Ko
  • Patent number: 10296137
    Abstract: Disclosed are a control circuit and a noise removing method for a touch screen. The present invention includes technology for performing differential sensing on the outputs of two adjacent sensing lines of a touch screen panel and integrating a differential sensing signal to filter noises. The control circuit and noise filtering according to the present invention may remove the display noise, tri-wave lamp noise having a predetermined frequency, 60 Hz noise and charger noise caused by battery charging that might affect the two adjacent sensing lines.
    Type: Grant
    Filed: September 17, 2013
    Date of Patent: May 21, 2019
    Assignee: SILICON WORKS CO., LTD.
    Inventors: Jun Hyeok Yang, Jung Min Choi
  • Patent number: 10217393
    Abstract: A display device includes: a display panel including pixels arranged in a matrix shape; and a source driver to apply data voltages to the pixels. The source driver includes: a shift controller to shift a sampling control signal; a latch array to sample digital video data in response to the sampling control signal shifted by the shift controller; a digital-to-analog converter array to convert the digital video data from the latch array into data voltages by decoding the digital video data and combination-outputting gamma compensation voltages on the basis of a gray value of the decoded data; an output buffer array to output the data voltages from the digital-to-analog converter array; and a bias controller to adjust a bias current, which is applied to the output buffer array, according to delay and stable intervals of the data voltage.
    Type: Grant
    Filed: December 14, 2015
    Date of Patent: February 26, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Ju Young Noh, Jun Hyeok Yang, Kyoung Don Woo
  • Publication number: 20180231590
    Abstract: A semiconductor device for monitoring a reverse voltage is provided. The semiconductor device includes an intellectual property having an input node and an output node; a passive component connected between the output node and a potential; a monitoring circuit connected to the input node and the output node and powered by a driving power, the monitoring circuit monitoring a difference between an input level at the input node and an output level at the output node to detect a reverse voltage across the intellectual property. The driving power is provided by the output node.
    Type: Application
    Filed: January 11, 2018
    Publication date: August 16, 2018
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun-han Choi, Tae-hwang Kong, Kwang-ho Kim, Sang-ho Kim, Se-ki Kim, Jun-hyeok Yang, Sung-yong Lee, Yong-jin Lee
  • Patent number: 9933799
    Abstract: A voltage regulator includes an error amplifier configured to receive a first voltage through a first node as an operating voltage, to amplify a difference between a reference voltage and a feedback voltage, and to output an amplified voltage; a power transistor connected between a second node through which a second voltage is supplied and an output node of the voltage regulator; and a switch circuit configured to select a level of a gate voltage supplied to a gate of the power transistor and level of a body voltage supplied to a body of the power transistor in response to a first power sequence of the first voltage, a second power sequence of the second voltage, and an operation control signal.
    Type: Grant
    Filed: September 21, 2016
    Date of Patent: April 3, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun Hyeok Yang, Dae Yong Kim, Sang Ho Kim, Jae Jin Park
  • Patent number: 9917240
    Abstract: A thermoelectric element is provided as follows. First and second semiconductor fin structures are disposed on a semiconductor substrate. Each semiconductor fin structure extends in a first direction, protruding from the semiconductor substrate. First and second semiconductor nanowires are disposed on the first and second semiconductor fin structures, respectively. The first semiconductor nanowires include first impurities. The second semiconductor nanowires include second impurities different from the first impurities. A first electrode is connected to first ends of the first and second semiconductor nanowires. A second electrode is connected to second ends of the first semiconductor nanowires. A third electrode is connected to second ends of the second semiconductor nanowires.
    Type: Grant
    Filed: June 16, 2015
    Date of Patent: March 13, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kwang-Ho Kim, Jun-Hyeok Yang, Hyung-Jong Ko, Se-Ki Kim, Ho-Jin Park, Se-Ra An
  • Publication number: 20170083034
    Abstract: A voltage regulator includes an error amplifier configured to receive a first voltage through a first node as an operating voltage, to amplify a difference between a reference voltage and a feedback voltage, and to output an amplified voltage; a power transistor connected between a second node through which a second voltage is supplied and an output node of the voltage regulator; and a switch circuit configured to select a level of a gate voltage supplied to a gate of the power transistor and level of a body voltage supplied to a body of the power transistor in response to a first power sequence of the first voltage, a second power sequence of the second voltage, and an operation control signal.
    Type: Application
    Filed: September 21, 2016
    Publication date: March 23, 2017
    Inventors: JUN HYEOK YANG, DAE YONG KIM, SANG HO KIM, JAE JIN PARK
  • Patent number: 9601058
    Abstract: An OLED display device is disclosed which includes: a display panel configured with pixels which each include an organic light emitting diode and a driving transistor applying a driving current to the organic light emitting diode; a gate driver connected to the pixels through gate lines; a data driver configured to apply a sensing voltage to the pixels through data lines in a sensing mode and enable a sensing current to flow through each of the driving transistors; a sensing driver configured to sense threshold voltages opposite the driving currents which flow through the driving transistors; and a brightness compensation circuit configured to derive negatively shifted degrees of threshold voltages of the driving transistors from the sensed threshold voltages, detect a bright-defected pixel on the basis of the negatively shifted degrees, and generate a compensation gray value for the bright-defected pixel.
    Type: Grant
    Filed: May 31, 2016
    Date of Patent: March 21, 2017
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Byung Jae Lee, Jun Hyeok Yang, Tae Gung Kim, Myung Gi Lim
  • Publication number: 20160275871
    Abstract: An OLED display device is disclosed which includes: a display panel configured with pixels which each include an organic light emitting diode and a driving transistor applying a driving current to the organic light emitting diode; a gate driver connected to the pixels through gate lines; a data driver configured to apply a sensing voltage to the pixels through data lines in a sensing mode and enable a sensing current to flow through each of the driving transistors; a sensing driver configured to sense threshold voltages opposite the driving currents which flow through the driving transistors; and a brightness compensation circuit configured to derive negatively shifted degrees of threshold voltages of the driving transistors from the sensed threshold voltages, detect a bright-defected pixel on the basis of the negatively shifted degrees, and generate a compensation gray value for the bright-defected pixel.
    Type: Application
    Filed: May 31, 2016
    Publication date: September 22, 2016
    Inventors: Byung Jae LEE, Jun Hyeok YANG, Tae Gung KIM, Myung Gi LIM
  • Patent number: 9418599
    Abstract: A driving circuit of a liquid crystal display device and a method for driving the same, which are capable of reducing manufacturing cost of the liquid crystal display device and reducing a luminance deviation so as to improve image quality, are disclosed. The driving circuit of the liquid crystal display device includes an LED backlight which includes a plurality of LED modules arranged in a plurality of division areas and generates light, an internal photosensor which is mounted in any one of the plurality of division areas, for detecting a luminance value, a controller which generates and outputs a plurality of control signals for changing respective luminance values of the plurality of division areas according to the luminance value detected by the internal photosensor, and a plurality of LED drivers which drive the plurality of LED modules according to the plurality of control signals.
    Type: Grant
    Filed: June 13, 2008
    Date of Patent: August 16, 2016
    Assignee: LG Display Co., Ltd.
    Inventor: Jun Hyeok Yang
  • Publication number: 20160189612
    Abstract: An OLED display device is disclosed which includes: a display panel configured with pixels which each include an organic light emitting diode and a driving transistor applying a driving current to the organic light emitting diode; a gate driver connected to the pixels through gate lines; a data driver configured to apply a sensing voltage to the pixels through data lines in a sensing mode and enable a sensing current to flow through each of the driving transistors; a sensing driver configured to sense threshold voltages opposite the driving currents which flow through the driving transistors; and a brightness compensation circuit configured to derive negatively shifted degrees of threshold voltages of the driving transistors from the sensed threshold voltages, detect a bright-defected pixel on the basis of the negatively shifted degrees, and generate a compensation gray value for the bright-defected pixel.
    Type: Application
    Filed: November 19, 2015
    Publication date: June 30, 2016
    Inventors: Byung Jae LEE, Jun Hyeok YANG, Tae Gung KIM, Myung Gi LIM
  • Patent number: 9378678
    Abstract: An OLED display device is disclosed which includes: a display panel configured with pixels which each include an organic light emitting diode and a driving transistor applying a driving current to the organic light emitting diode; a gate driver connected to the pixels through gate lines; a data driver configured to apply a sensing voltage to the pixels through data lines in a sensing mode and enable a sensing current to flow through each of the driving transistors; a sensing driver configured to sense threshold voltages opposite the driving currents which flow through the driving transistors; and a brightness compensation circuit configured to derive negatively shifted degrees of threshold voltages of the driving transistors from the sensed threshold voltages, detect a bright-defected pixel on the basis of the negatively shifted degrees, and generate a compensation gray value for the bright-defected pixel.
    Type: Grant
    Filed: November 19, 2015
    Date of Patent: June 28, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Byung Jae Lee, Jun Hyeok Yang, Tae Gung Kim, Myung Gi Lim
  • Publication number: 20160180764
    Abstract: A display device includes: a display panel including pixels arranged in a matrix shape; and a source driver to apply data voltages to the pixels. The source driver includes: a shift controller to shift a sampling control signal; a latch array to sample digital video data in response to the sampling control signal shifted by the shift controller; a digital-to-analog converter array to convert the digital video data from the latch array into data voltages by decoding the digital video data and combination-outputting gamma compensation voltages on the basis of a gray value of the decoded data; an output buffer array to output the data voltages from the digital-to-analog converter array; and a bias controller to adjust a bias current, which is applied to the output buffer array, according to delay and stable intervals of the data voltage.
    Type: Application
    Filed: December 14, 2015
    Publication date: June 23, 2016
    Applicant: LG Display Co., Ltd.
    Inventors: Ju Young NOH, Jun Hyeok YANG, Kyoung Don WOO
  • Publication number: 20160027986
    Abstract: A thermoelectric element is provided as follows. First and second semiconductor fin structures are disposed on a semiconductor substrate. Each semiconductor fin structure extends in a first direction, protruding from the semiconductor substrate. First and second semiconductor nanowires are disposed on the first and second semiconductor fin structures, respectively. The first semiconductor nanowires include first impurities. The second semiconductor nanowires include second impurities different from the first impurities. A first electrode is connected to first ends of the first and second semiconductor nanowires. A second electrode is connected to second ends of the first semiconductor nanowires. A third electrode is connected to second ends of the second semiconductor nanowires.
    Type: Application
    Filed: June 16, 2015
    Publication date: January 28, 2016
    Inventors: KWANG-HO KIM, Jun-Hyeok YANG, Hyung-Jong KO, Se-Ki KIM, Ho-Jin PARK, Se-Ra AN