Patents by Inventor Minki Kim

Minki 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).

  • Publication number: 20170062385
    Abstract: Disclosed is a power converting device including: a first laminate having a plurality of non-magnetic substrates which are laminated; electronic devices disposed on at least one of the non-magnetic substrates; first conductive patterns disposed on the non-magnetic substrate on which the electronic devices are disposed, the first conductive patterns being connected to the electronic devices; at least one via electrode connecting the respective first conductive patterns to each other; a second laminate disposed on one side of the first laminate and having a plurality of magnetic sheets which are laminated; second conductive patterns disposed on at least two magnetic sheets among the plurality of magnetic sheets; and at least one via electrode connecting the respective second conductive patterns to each other, wherein the first and second via electrodes are connected to each other.
    Type: Application
    Filed: July 27, 2016
    Publication date: March 2, 2017
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Dong Yun JUNG, Sang Choon KO, Chi Hoon JUN, Minki KIM, Jeho NA, EUN SOO NAM, Young Rak PARK, Junbo PARK, Hyun Soo LEE, Hyung Seok LEE, Hyun-Gyu JANG
  • Publication number: 20170053972
    Abstract: A transparent display panel and a transparent display device including the same, including a plurality of data lines, a plurality of gate lines, and a plurality of pixel regions disposed in a matrix. The pixel region is configured by a plurality of sub pixels and includes transmission areas, circuit areas, and a plurality of emission areas which overlap with a part of the transmission areas and the circuit areas.
    Type: Application
    Filed: August 17, 2016
    Publication date: February 23, 2017
    Inventors: EuiTae KIM, MinKi KIM, KiSeob SHIN
  • Publication number: 20170025550
    Abstract: Provided is a bridge diode according to an embodiment of the inventive concept. The bridge diode includes a first structure including a first lower nitride film and a first upper nitride film, which are laminated on the substrate, a second structure including a second lower nitride film and a second upper nitride film, which are laminated on the substrate, a first electrode structural body disposed on the first structure, and a second electrode structural body disposed on the second structure.
    Type: Application
    Filed: July 20, 2016
    Publication date: January 26, 2017
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dong Yun JUNG, Hyun Soo LEE, Sang Choon KO, Minki KIM, Jeho NA, EUN SOO NAM, Young Rak PARK, Junbo PARK, Hyung Seok LEE, Hyun-Gyu JANG, Chi Hoon JUN
  • Publication number: 20170009984
    Abstract: An impinging-type temperature uniformity device includes an outer case portion; and a temperature uniformizer provided in the outer case portion, spaced apart inwardly from an inner surface of the outer case portion and connected to the outer case portion, wherein the temperature uniformizer includes: a head portion provided in the outer case portion; and a body portion spaced apart inwardly from the inner surface of the outer case portion and including at least one through-hole.
    Type: Application
    Filed: July 8, 2016
    Publication date: January 12, 2017
    Applicant: Hanwha Techwin Co., Ltd.
    Inventor: Minki KIM
  • Patent number: 9490735
    Abstract: A motor driving module is provided which includes a motor driving unit configured to control a PWM inverter on the basis of positional information and a control signal; a PWM inverter configured to output three-phase voltages on the basis of DC power according to control of the motor driving unit; a phase voltage estimating unit configured to output three-phase estimated voltages on the basis of the positional information, the DC power, and a voltage modulation index; and a position detecting unit configured to output the positional information on the basis of the three-phase estimated voltages, wherein the positional information is on an external motor that operates on the basis of the three-phase voltages.
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: November 8, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Minki Kim, Jimin Oh, Jung Hee Suk, Yil Suk Yang
  • Publication number: 20160248355
    Abstract: Provided is a motor driving device.
    Type: Application
    Filed: February 22, 2016
    Publication date: August 25, 2016
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jimin OH, Minki KIM, Jung Hee SUK, Yil Suk YANG, Sewan HEO
  • Patent number: 9418612
    Abstract: A liquid crystal display is disclosed. The liquid crystal display includes a power module, which senses an input voltage and outputs a mode conversion signal when the input voltage is equal to or less than a reference voltage, and a timing controller which changes a driving mode of a source driver integrated circuit (IC) in response to receiving the mode conversion signal from the power module.
    Type: Grant
    Filed: October 14, 2014
    Date of Patent: August 16, 2016
    Assignee: LG Display Co., Ltd.
    Inventors: Soondong Cho, Minki Kim, Juno Hur, Dongju Kim
  • Patent number: 9391481
    Abstract: Disclosed is a spherical wheel motor including: a spherical rotor having freedom of rotation along surrounding magnetized directions; a stator formed in a dome shape enclosing the rotor and configured to form magnetization at various angles through a plurality of coils distributed therein, and impart the freedom of rotation to the rotor; and a driving unit configured to identify a position of the rotor, supply current to each coil of the stator according to the position of the rotor, and drive the rotor.
    Type: Grant
    Filed: November 9, 2012
    Date of Patent: July 12, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Minki Kim, Yil Suk Yang
  • Publication number: 20160183415
    Abstract: A display apparatus includes a display panel including a display area and a non-display area, a driving chip disposed in the non-display area, and a heat radiate sheet. The heat radiate sheet includes a first portion disposed on a rear surface of the display panel, a second portion disposed on the driving chip, and a connection portion connecting the first portion and the second portion.
    Type: Application
    Filed: September 24, 2015
    Publication date: June 23, 2016
    Inventors: Minki KIM, HwanJin KIM
  • Publication number: 20160156294
    Abstract: Provided is a motor driving module for controlling a motor including a rotator and a stator, which includes a motor driving unit controlling a plurality of voltages applied to the motor on a basis of a position signal indicating a position of the rotator in response to an external control signal, an analog-to-digital converter detecting a plurality of phase currents applied to the motor to output a plurality of phase current signals, and a position estimating unit detecting the rotator position to output the position signal on a basis of the plurality of phase current signals, and a position calculating unit detecting the rotator position to output the position signal on a basis of the plurality of synchronized phase current signals.
    Type: Application
    Filed: June 30, 2015
    Publication date: June 2, 2016
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Sewan HEO, Minki KIM, Jung Hee SUK, Yil Suk YANG, Jimin OH
  • Patent number: 9350226
    Abstract: Disclosed is a power control driving device which includes a sine wave signal generating unit; a control signal converting unit configured to convert a sine wave from the sine wave signal generating unit into a multi-bit control signal; and a three-phase inverter circuit configured to output a voltage varied by the multi-bit control signal from the control signal converting unit. The control signal converting unit includes a multi-bit sigma-delta modulator configured to convert an analog sine wave into a digital signal. The three-phase inverter circuit includes a plurality of switch units, on-off states of the plurality of switch units being controlled according to the multi-bit control signal from the control signal converting unit.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: May 24, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jaewon Nam, Minki Kim, Jimin Oh, Yil Suk Yang
  • Patent number: 9325261
    Abstract: Provided is a motor driving circuit which transmits a driving signal to a motor, including a gate driver generating the driving signal corresponding to a pulse width modulation signal, a pulse width modulation signal generator generating the pulse width modulation signal according to Hall sensor signals received from Hall sensors mounted in the motor, a current sensor measuring a link current provided to the gate driver, a low pass filter outputting a filter current that high frequency components are removed from the measured link current, and a minimum power consumption estimating unit generating a lead angle according to a start signal with reference to the filter current, wherein the pulse with modulating signal is changed according to the lead angle.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: April 26, 2016
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jimin Oh, Minki Kim, Jung Hee Suk, Sewan Heo, Yil Suk Yang
  • Publication number: 20160100508
    Abstract: A display apparatus includes a display panel, and a heat-radiating sheet located on a non-display surface of the display panel, wherein the heat-radiating sheet includes a first heat-radiating sheet in a central portion of the display panel, and a second heat-radiating sheet in edge portions of the display panel, and locations (heights) of the first heat-radiating sheet and the second heat-radiating sheet in a vertical direction are different from each other.
    Type: Application
    Filed: May 19, 2015
    Publication date: April 7, 2016
    Inventors: Hwanjin KIM, Minki KIM, Yunho KIM, Kangyong LEE
  • Publication number: 20160094167
    Abstract: Provided is a BrushLess Direct Current (BLDC) motor system including a motor driving circuit configured to control a pulse-width-modulation (PWM) inverter in a first operation mode or a second operation mode according to a control signal, and output a switching signal according to each operation mode, the PWM inverter configured to receive the switching signal to output first three-phase voltages having a first frequency in the first operation mode, and output second three-phase voltages having a second frequency in the second operation mode, a sensorless BLDC motor configured not to operate in the first operation mode by operating based on three-phase voltages having a frequency in a different band from the first frequency, and operate in the second mode by operating based on three-phase voltages having a frequency in an identical band to the second frequency, and a parameter detecting circuit configured to calculate parameter information on the sensorless BLDC motor in the first operation mode by using sens
    Type: Application
    Filed: September 22, 2015
    Publication date: March 31, 2016
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Minki KIM, Jung Hee SUK, Yil Suk YANG, Jimin OH, Sewan HEO
  • Patent number: 9219437
    Abstract: Provided is a motor including a motor driving unit outputting a plurality of switching signals and any one of estimated three-phase voltages, in response to a control signal and a compensated position signal; a pulse width modulation (PWM) inverter outputting three-phase voltages and any one of estimated three-phase currents corresponding to the one estimated phase voltage, in response to the plurality switching signals; a motor unit operating based on the three-phase voltages and outputting a position signal according to the operation; and a position signal compensation unit receiving the position signal, the estimated phase voltage and the estimated phase current, detecting a phase difference between the estimated phase voltage and the estimated phase current and compensating for the position signal in response to the detected phase difference.
    Type: Grant
    Filed: January 6, 2014
    Date of Patent: December 22, 2015
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Minki Kim, Yil Suk Yang, Jimin Oh, Jung Hee Suk, Sewan Heo
  • Patent number: 9182805
    Abstract: A display device includes a display panel having a plurality of gate lines and a plurality of data lines crossing each other and pixels formed at intersections thereof; a gate driving circuit that generates a gate pulse based on a gate power voltage and applies the gate pulse to the gate lines; a data driving circuit that divides the data power voltage to convert input digital video data into an analog data voltage and applies the data voltage to the data lines; a power voltage control circuit that detects an input frame frequency and generates a different power control signal in accordance with the detected frame frequency; and a power voltage adjusting circuit that adjusts at least one of the gate power voltage and the data power voltage differently from a predetermined reference level in response to the power control signal.
    Type: Grant
    Filed: June 28, 2012
    Date of Patent: November 10, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Minki Kim, Jinsung Kim, Hwanjoo Lee, Junghoon Woo
  • Patent number: 9130486
    Abstract: Provided is a motor position detecting unit that includes a first computing element configured to output three-phase back-electromotive foreces (back-EMFs) based on a linear computation; a second computing element configured to output three-phase back-EMF based on a non-linear computation; and a computing controller configured to receive a control signal, three-phase voltage and current, and selecting any one of the first and second computing elements based on the received control signal, the received three-phase voltages and currents, wherein the control signal includes information on operation modes of an external motor.
    Type: Grant
    Filed: June 4, 2013
    Date of Patent: September 8, 2015
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jung Hee Suk, Jimin Oh, Minki Kim, Yil Suk Yang
  • Patent number: 9111509
    Abstract: A flat panel display is provided. In particular, a flat panel display including a driving circuit in which a timing controller and a data driver for driving a panel are mounted in a single IC, and a driving circuit thereof are provided. The flat panel display includes a display panel having a plurality of pixels, a gate driver controlling the plurality of pixels, and a plurality of driving circuits processing and converting an image signal and outputting the same to a display panel in a normal mode. The driving circuits generate a black image signal according to a synchronization signal.
    Type: Grant
    Filed: July 13, 2012
    Date of Patent: August 18, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: Minki Kim, SungChul Ha, JinSung Kim
  • Patent number: 9106166
    Abstract: The inventive concept provides a motor driving module, a operating method for the same, and a Brush less Direct Current (BLDC) motor system. The motor driving module is provided which comprises a motor driving unit configured to output a plurality of switching signals based on a plurality of position signals and a control signal; and a Pulse Width Modulation (PWM) inverter configured to output 3-phase voltages based on the plurality of switching signals outputted from the motor driving unit, wherein the motor driving unit comprises; a correction circuit configured to detect an error of the plurality of position signals to output a compensation signal based on the detecting result; and a control circuit configured to output the plurality of switching signals based on the compensation signal and the control signal, wherein the plurality of position signals indicate a position of a rotor in an external motor.
    Type: Grant
    Filed: August 5, 2013
    Date of Patent: August 11, 2015
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jimin Oh, Minki Kim, Jung Hee Suk, Yil Suk Yang
  • Patent number: 9076993
    Abstract: Provided are an organic light emitting display device and a method for manufacturing the same. The organic light emitting display device comprises at least a first pixel area and a second pixel area. A partition is disposed between the first pixel area and the second pixel area. An auxiliary electrode is disposed between the first pixel area and the second pixel area and over the partition. Additionally, a first conductive element is disposed over the first pixel area, the second pixel area, and the auxiliary electrode and the first conductive element is electrically connected to the auxiliary electrode.
    Type: Grant
    Filed: December 26, 2013
    Date of Patent: July 7, 2015
    Assignee: LG Display Co., Ltd.
    Inventors: MinKi Kim, HanSun Park, Binn Kim