Patents by Inventor Seung-Hwan SHIN

Seung-Hwan SHIN 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: 20180266420
    Abstract: Disclosed herein is a motor-driven compressor with an inverter that is connected with an external power source via a connector part and controls a driving part which drives a compressing part to compress fluid. A printed circuit board is provided between the connector part and the driving part. Thus, noise transmitted from the driving part to the connector part is reduced, so that it is possible to minimize the transmission of the noise to an external power source.
    Type: Application
    Filed: August 22, 2016
    Publication date: September 20, 2018
    Applicant: Hanon Systems
    Inventors: Young Hun LEE, Eun Seok KANG, Tae Hyeong KIM, Sung Jun PARK, Hee Kwon PARK, Seung Hwan SHIN, Min Gyo JUNG
  • Publication number: 20180023568
    Abstract: An electric compressor includes a cover. The cover is reinforced by forming straight ribs, ring ribs, connection ribs, or hexagonal ribs having a honeycomb structure. The straight ribs, rings ribs, connection ribs, or hexagonal ribs are formed on the inner side or the outer side of a body of the cover on a side of an inverter.
    Type: Application
    Filed: June 19, 2015
    Publication date: January 25, 2018
    Inventors: Eun Seok Kang, Jung Seon Kim, Sung Jun Park, Seung Hwan Shin, Young Hun Lee
  • Publication number: 20170374758
    Abstract: Disclosed herein is an apparatus for cooling an inverter of a vehicle which receives power supplied from a vehicle battery and controls the rotation speed of a motor. The apparatus includes an inverter housing configured to support the inverter, and a heat dissipation unit provided at a predetermined position in the inverter housing and configured to come into contact with an outer circumferential surface of the capacitor so that heat of the capacitor is transferred to the inverter housing.
    Type: Application
    Filed: March 20, 2015
    Publication date: December 28, 2017
    Inventors: Sung Jun Park, Young Hun Lee, Seung Hwan Shin, Hee Kwon Park, Sae Won Oh, Kyung Hun Jung
  • Patent number: 9757999
    Abstract: The present invention relates to an apparatus and a method for monitoring a tire pressure using a speed section. The tire pressure monitoring apparatus using a speed section of the present invention includes a frequency measuring unit which measures frequency data for every wheel mounted on a vehicle; a frequency calculating unit which calculates a mean frequency for every speed section by accumulating the measured frequency data for every predetermined speed section to obtain a mean; a frequency calibration unit which performs the frequency calibration by calculating a deviation of the mean frequency for every adjacent speed section and comparing the calculated deviation of the mean frequency with the predetermined frequency range; and a low pressure determining unit which determines a low pressure by performing the frequency analysis in accordance with the speed section in which the frequency calibration is completed.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: September 12, 2017
    Assignee: Hyundai Autron Co., LTD.
    Inventors: Seung-Hwan Shin, Seung-Geun Ham
  • Patent number: 9757993
    Abstract: A tire pressure monitoring apparatus includes a frequency detection unit configured to detect a resonant frequency according to a tire pressure; a calculation unit configured to accumulate the resonant frequency and calculate an average frequency and a frequency variance; a coordinate system setting unit configured to locate a first average variance point corresponding to the average frequency and the frequency variance, on an average-variance plane, and locate second average variance points corresponding to average frequencies and frequency variances of resonant frequencies measured for types of tires, on the average-variance plane; a tire determination unit configured to determine a type of a tire in consideration of distances between the first and second average variance points; and a low-pressure frequency setting unit configured to set a low-pressure frequency according to the determined type of the tire, as a reference low-pressure frequency for determining whether the tire pressure is a low pressure.
    Type: Grant
    Filed: December 4, 2014
    Date of Patent: September 12, 2017
    Assignee: HYUNDAI AUTRON CO., LTD.
    Inventors: Tae-Hun Kim, Seung-Hwan Shin
  • Publication number: 20170167480
    Abstract: Disclosed herein is an electric compressor including: a main housing (4) having therein a suction chamber into which low-temperature refrigerant is drawn; an inverter housing (1) including an internal seating surface (1a) formed adjacent to the suction chamber, with at least one inverter element (2) fixed at a surface thereof to the internal seating surface (1a) while making contact with the internal seating surface (1a), the at least one inverter element (2) conducting heat to the main housing (4); and at least one heat dissipation cover (6) disposed toward the main housing (4) while facing another surface of the inverter element (2) and enclosing the inverter element (2), the at least one heat dissipation cover (6) having therein a receiving space (64) in which the inverter element (2) is received.
    Type: Application
    Filed: August 27, 2015
    Publication date: June 15, 2017
    Inventors: Min Gyo Kim, Tae Hyoung Kim, Sung Jun Park, Hee Kwon Park, Seung Hwan Shin, Young Hun Lee
  • Publication number: 20170015154
    Abstract: The present invention relates to an apparatus for monitoring a tire pressure using a mass of a vehicle. Provided is a tire pressure monitoring apparatus using a mass of a vehicle including: a radius analyzing unit; a frequency analyzing unit; a mass estimating unit; a calibration unit; and a low pressure determining unit.
    Type: Application
    Filed: July 13, 2016
    Publication date: January 19, 2017
    Inventors: Seung-Hwan SHIN, Dong-Jin NA
  • Publication number: 20170015150
    Abstract: The present invention relates to an apparatus and a method for monitoring a tire pressure using a speed section. The tire pressure monitoring apparatus using a speed section of the present invention includes a frequency measuring unit which measures frequency data for every wheel mounted on a vehicle; a frequency calculating unit which calculates a mean frequency for every speed section by accumulating the measured frequency data for every predetermined speed section to obtain a mean; a frequency calibration unit which performs the frequency calibration by calculating a deviation of the mean frequency for every adjacent speed section and comparing the calculated deviation of the mean frequency with the predetermined frequency range; and a low pressure determining unit which determines a low pressure by performing the frequency analysis in accordance with the speed section in which the frequency calibration is completed.
    Type: Application
    Filed: July 13, 2016
    Publication date: January 19, 2017
    Inventors: Seung-Hwan SHIN, Seung-Geun HAM
  • Publication number: 20170015153
    Abstract: The present invention relates to an apparatus for monitoring a tire pressure. Provided is a tire pressure monitoring apparatus including: a radius analyzing unit which calculates a radius analysis value using a relative speed difference and an average speed calculated from wheel speeds of the wheels mounted on the vehicle; a regression equation calculating unit which calculates a first regression equation for the calculated radius analysis value and first driving information and a second regression equation for the calculated radius analysis value and second driving information; a mass calculating unit which calculates an additional mass of the vehicle; a calibration unit which corrects the calculated radius analysis value using a combination of the calculated first and second regression equations and the calculated additional mass; and a low pressure determining unit which determines a low voltage of a tire mounted on the vehicle using the corrected radius analysis value.
    Type: Application
    Filed: July 13, 2016
    Publication date: January 19, 2017
    Inventors: Seung-Hwan SHIN, Tae-Rim CHOI
  • Publication number: 20160318358
    Abstract: Disclosed are a method and a system for monitoring the pressure of a tire. The system measures frequencies of multiple tires mounted on the vehicle, sets a first average frequency for a normal pressure state and a second average frequency for determination of a low pressure state, wherein the first average frequency is calculated by accumulating the measured frequencies for each speed interval in a stop mode and the second average frequency is calculated by accumulating the measured frequencies for each speed interval in a driving mode, calculates low-pressure probabilities for each speed interval of the tire by using the second frequency, a predetermined low-pressure reference frequency, and a predetermined frequency determination interval for determining low-pressure, and determines whether each tire is at low pressure state by aggregating the low-pressure probabilities for each speed interval of the tire.
    Type: Application
    Filed: July 14, 2016
    Publication date: November 3, 2016
    Inventors: Seung-Hwan SHIN, Tae-Hun KIM
  • Patent number: 9415641
    Abstract: Disclosed are a method and a system for monitoring the pressure of a tire. The system measures frequencies of multiple tires mounted on the vehicle, sets a first average frequency for a normal pressure state and a second average frequency for determination of a low pressure state, wherein the first average frequency is calculated by accumulating the measured frequencies for each speed interval in a stop mode and the second average frequency is calculated by accumulating the measured frequencies for each speed interval in a driving mode, calculates low-pressure probabilities for each speed interval of the tire by using the second frequency, a predetermined low-pressure reference frequency, and a predetermined frequency determination interval for determining low-pressure, and determines whether each tire is at low pressure state by aggregating the low-pressure probabilities for each speed interval of the tire.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: August 16, 2016
    Assignee: HYUNDAI AUTRON CO., LTD.
    Inventors: Seung-Hwan Shin, Tae-Hun Kim
  • Publication number: 20160209052
    Abstract: The present invention relates to a method for determining whether hot water is used during heating of an air handler system which uses a water heater as a heat source and supplies hot air through a duct for heating, the method includes: (a) detecting a flow rate change of tap water supplied to the water heater; (b) detecting a temperature change of the tap water supplied to the water heater; and (c) determining that hot water is used during heating when the flow rate change of the tap water in step (a) and the temperature change of the tap water in step (b) are detected at the same time. The present invention is capable of detecting whether the hot water is used during the heating while using a conventional air handler system as it is, which uses a water heater as a heat source without additional flow rate sensor, etc.
    Type: Application
    Filed: July 22, 2014
    Publication date: July 21, 2016
    Applicant: KYUNGDONG NAVIEN CO., LTD.
    Inventors: Chang Heoi HEO, Seung Hwan SHIN
  • Publication number: 20160153827
    Abstract: Provided are an apparatus for estimating vehicle mass using tire air pressure and a method thereof, the apparatus for estimating the vehicle mass including: an air pressure determining unit; a speed measuring unit; a data storing unit; an error calculating unit; and a mass calculating unit.
    Type: Application
    Filed: November 25, 2015
    Publication date: June 2, 2016
    Inventors: Seung-Geun HAM, Seung-Hwan SHIN
  • Patent number: 9299300
    Abstract: Disclosed are an LCD device and a driving method thereof. The LCD device includes at least one source driving ICs configured to drive a plurality of data lines formed in a panel, a timing controller configured to generate a power control signal used to change a level of a driving voltage applied to the source driving ICs according to a pattern of an image output to the panel, and a driving voltage generator configured to generate a first driving voltage or a second driving voltage according to the power control signal to drive the source driving ICs. The first and second driving voltages have different levels.
    Type: Grant
    Filed: December 19, 2013
    Date of Patent: March 29, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Dae Seok Oh, Bo Gun Seo, Seung Hwan Shin
  • Publication number: 20160082790
    Abstract: A tire pressure monitoring apparatus includes a frequency detection unit configured to detect a resonant frequency according to a tire pressure; a calculation unit configured to accumulate the resonant frequency and calculate an average frequency and a frequency variance; a coordinate system setting unit configured to locate a first average variance point corresponding to the average frequency and the frequency variance, on an average-variance plane, and locate second average variance points corresponding to average frequencies and frequency variances of resonant frequencies measured for types of tires, on the average-variance plane; a tire determination unit configured to determine a type of a tire in consideration of distances between the first and second average variance points; and a low-pressure frequency setting unit configured to set a low-pressure frequency according to the determined type of the tire, as a reference low-pressure frequency for determining whether the tire pressure is a low pressure.
    Type: Application
    Filed: December 4, 2014
    Publication date: March 24, 2016
    Applicant: HYUNDAI AUTRON CO., LTD.
    Inventors: Tae-Hun Kim, Seung-Hwan Shin
  • Patent number: 9256100
    Abstract: A transflective liquid crystal display device including, according to one embodiment, a liquid crystal display panel including first and second substrates, a plurality of gate lines and data lines on the first substrate defining a plurality of pixel regions, a thin film transistor at each pixel region, a black matrix and a color filter layer on the second substrate, and a liquid crystal layer between the first an second substrates; a first polarizer and a second polarizer; a backlight unit; a selective reflection film between the liquid crystal display panel and the second polarizer; and a first reflecting layer on at least one of the gate line and the data line of the liquid crystal display panel. The black matrix and the color filter layer include opened areas corresponding to the first reflecting layer so that the light reflected from the first reflecting layer is transmitted through the black matrix and the color filter layer through the opened portions.
    Type: Grant
    Filed: March 30, 2015
    Date of Patent: February 9, 2016
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Seung-Hwan Shin, Ju-Han Kim
  • Publication number: 20160001613
    Abstract: Disclosed are a method and a system for monitoring the pressure of a tire. The system measures frequencies of multiple tires mounted on the vehicle, sets a first average frequency for a normal pressure state and a second average frequency for determination of a low pressure state, wherein the first average frequency is calculated by accumulating the measured frequencies for each speed interval in a stop mode and the second average frequency is calculated by accumulating the measured frequencies for each speed interval in a driving mode, calculates low-pressure probabilities for each speed interval of the tire by using the second frequency, a predetermined low-pressure reference frequency, and a predetermined frequency determination interval for determining low-pressure, and determines whether each tire is at low pressure state by aggregating the low-pressure probabilities for each speed interval of the tire.
    Type: Application
    Filed: December 9, 2014
    Publication date: January 7, 2016
    Applicant: HYUNDAI AUTRON CO., LTD.
    Inventors: Seung-Hwan SHIN, Tae-Hun KIM
  • Publication number: 20150348633
    Abstract: A nonvolatile memory device includes a memory cell array, a page buffer unit which output a verify-read result, a reference current generating unit which generates a reference current signal, a page buffer decoding unit which outputs currents according to the verify-read result. The nonvolatile memory device further includes an analog bit counting unit which counts the currents, a digital adding unit which calculates an accumulated sum of the counting result, a pass/fail checking unit which outputs a pass signal or fail signal according to the calculation result, and a control unit controlling a program operation.
    Type: Application
    Filed: June 23, 2015
    Publication date: December 3, 2015
    Inventors: YOUNGSUN SONG, BOGEUN KIM, OHSUK KWON, KITAE PARK, SEUNG-HWAN SHIN, SANGYONG YOON, MOOSUNG KIM, HYUNJUN YOON
  • Publication number: 20150205163
    Abstract: A transflective liquid crystal display device including, according to one embodiment, a liquid crystal display panel including first and second substrates, a plurality of gate lines and data lines on the first substrate defining a plurality of pixel regions, a thin film transistor at each pixel region, a black matrix and a color filter layer on the second substrate, and a liquid crystal layer between the first an second substrates; a first polarizer and a second polarizer; a backlight unit; a selective reflection film between the liquid crystal display panel and the second polarizer; and a first reflecting layer on at least one of the gate line and the data line of the liquid crystal display panel. The black matrix and the color filter layer include opened areas corresponding to the first reflecting layer so that the light reflected from the first reflecting layer is transmitted through the black matrix and the color filter layer through the opened portions.
    Type: Application
    Filed: March 30, 2015
    Publication date: July 23, 2015
    Applicant: LG DISPLAY CO., LTD.
    Inventors: Seung-Hwan SHIN, Ju-Han KIM
  • Publication number: 20150177274
    Abstract: An apparatus for pretreating a wheel speed includes a tone wheel having a plurality of teeth, a hall sensor configured to detect a measurement angle including an offset of each of the teeth, an offset correcting unit configured to correct the measurement angle with a corrective offset when disturbance is generated and a frequency estimating unit configured to estimate a frequency based on a result value calculated from the offset correcting unit.
    Type: Application
    Filed: November 25, 2014
    Publication date: June 25, 2015
    Applicant: HYUNDAI AUTRON CO., LTD.
    Inventors: Tae-Hun KIM, Seung-Hwan SHIN, Byung-Koo CHOI, Young-Taek CHO