Patents by Inventor In Cheol Park

In Cheol Park 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: 20210140979
    Abstract: A method of diagnosing a periodontal condition using a protein showing a concentration difference between periodontal tissue in a normal condition and an abnormal condition from a subject's saliva is provided. According to this non-invasive method, the patient himself is able to check the presence of periodontal disease and identify the time to receive a treatment at an early stage, which will allow the patient to save time and cost for the treatment of periodontitis.
    Type: Application
    Filed: November 11, 2020
    Publication date: May 13, 2021
    Applicants: AJOU UNIVERSITY INDUSTRY-ACADEMIC COOPERATION FOUNDATION, THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION, SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATION
    Inventors: Suk JI, Young Kyung KO, Joo Cheol PARK, Man Bock GU, Seong Min BAK, Eun Mi LEE, Yea Jin LEE, Geum Bit HWANG, Bang Hyun LEE
  • Publication number: 20210142059
    Abstract: The present disclosure relates to an XR device for providing an augmented reality (AR) mode and a virtual reality (VR) mode and a method for controlling the same, and more particularly, is applicable to a 5G communication technology field, a robot technology field, an autonomous technology field and an artificial intelligence (AI) technology field.
    Type: Application
    Filed: January 6, 2020
    Publication date: May 13, 2021
    Applicant: LG ELECTRONICS INC.
    Inventors: Hyunok LEE, Woonghee PARK, Changseok CHO, Mansoo SIN, Sanghoon SONG, Sangkuk JEON, Cheol KANG
  • Publication number: 20210143457
    Abstract: The present disclosure relates to an apparatus and method for diagnosing a failure in a fuel cell system. To prevent degradation of a fuel cell stack due to abnormal supply of hydrogen, the apparatus includes a first pressure sensor that measures pressure of hydrogen supplied into the fuel cell stack, a second pressure sensor that measures the pressure of the hydrogen supplied into the fuel cell stack, and a controller that first diagnoses a supply state of the hydrogen based on a first pressure value measured by the first pressure sensor and a second pressure value measured by the second pressure sensor, and further diagnoses the supply state of the hydrogen based on an absolute value of a difference between the first pressure value and the second pressure value.
    Type: Application
    Filed: June 25, 2020
    Publication date: May 13, 2021
    Inventors: Seong Cheol Jeong, Hyo Jin Park, Soon Gil Kweon, Jong Gyun Kim
  • Publication number: 20210137599
    Abstract: An orthognathic system using a 3-dimensional hybrid image constructing program according to an embodiment of the present invention includes: a dental clinic server configured to prepare preliminary data for orthognathic surgery based on CT image data acquired by a CT imaging apparatus, transmit the preliminary data to an orthognathic device manufacturer server, perform virtual orthognathic surgery by inputting osteotomy data received from the orthognathic device manufacturer server into the 3-dimensional hybrid image constructing program, and transmit the result of the virtual orthognathic surgery to the orthognathic device manufacturer server; and an orthognathic device manufacturer server configured to merge CT data with gingival data, extract this to generate a jaw-bone 3-dimensional image file, cut the jaw bones within the program by using the generated jaw-bone 3-dimensional image file, and transmit the data to the dental clinic server.
    Type: Application
    Filed: February 19, 2018
    Publication date: May 13, 2021
    Inventors: Jong Cheol KIM, Kwang Bum PARK
  • Patent number: 11002339
    Abstract: A power transmission apparatus for a vehicle may include a first input shaft directly connected to a motor/generator, a second and third input shafts coaxial and selectively connectable to the first input shaft, a torque mediating shaft coaxial with the first input shaft, an intermediate shaft and output shaft disposed in parallel with the first input shaft, a first shifting section receiving torque from the third input shaft and outputting a modified torque to the torque mediating shaft, a second shifting section including first planetary gear set, shifting torque of the first input shaft to output the shifted torque to the torque mediating shaft, and selectively stopping the torque mediating shaft, and a third shifting section including second planetary gear set, forming an output torque in combination of torques from the first and second shifting sections and the second input shaft, and outputting the output torque to the output shaft.
    Type: Grant
    Filed: November 26, 2018
    Date of Patent: May 11, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Cheol Ho Jang, Woochurl Son, Sun Sung Kwon, Seong Wook Hwang, Kijong Park, Yong Uk Shin, Seongwook Ji, Ki Tae Kim, Chon Ok Kim, Wonmin Cho, Hyun Sik Kwon, Ilhan Yoo, Juhyeon Park, Minho Chae, Dongwoo Kim, Hye Jin Lim, Soonki Eo, Ki Dong Kim, Woo Jin Chang, Yong Sug Choi, Young Chan Gweon
  • Publication number: 20210131414
    Abstract: A machine tool system including a compact air compressor configuring a compact air compressor C includes: an auxiliary air tank 40; and an air compressor body 30 connected with the auxiliary air tank 40, wherein the air compressor body 30 and the auxiliary air tank 40 are individually installed in a machine tool 20.
    Type: Application
    Filed: August 14, 2018
    Publication date: May 6, 2021
    Applicant: NEW MOTECH CO., LTD.
    Inventors: Jeong Cheol JANG, Jong Hyuk KIM, Jin Sun PARK, Han Seop PARK
  • Publication number: 20210130922
    Abstract: A method for refining magnetic domains of a grain-oriented electrical steel sheet according to an exemplary embodiment of the present invention includes: a step of preparing a grain-oriented electrical steel sheet; and a step of forming a groove by irradiating a quasi-continuous laser beam of which a duty is from 98.0 to 99.9% on a surface of the grain-oriented electrical steel sheet.
    Type: Application
    Filed: December 20, 2017
    Publication date: May 6, 2021
    Inventors: Oh-Yeoul KWON, Ki-Young MIN, Se-Min PARK, Jong-Tae PARK, Seong-Cheol HONG
  • Publication number: 20210134227
    Abstract: A method of operating a display device may include the following steps: in a first frame period, before turning off a gate initialization transistor, changing an initialization voltage from a first level to a second level and subsequently returning the initialization voltage to the first level; in a second frame period, before turning off the gate initialization transistor, changing the initialization voltage from the first level to the second level and/or a third level and subsequently returning the initialization voltage to the first level. The display device may include the gate initialization transistor and a driving transistor. A first electrode the gate initialization transistor may receive the initialization voltage. A second electrode of the gate initialization transistor may be electrically connected to a gate electrode of the driving transistor. The first level, the second level, and the third level may be unequal to each other.
    Type: Application
    Filed: May 7, 2020
    Publication date: May 6, 2021
    Inventors: Ki Ju Im, Jong Woo Park, Hyun Cheol Hwang
  • Publication number: 20210136485
    Abstract: Provided herein is a built-in speaker module. The built-in speaker module is installed in a housing of an electronic device having a first bottom surface spaced apart from a ground and a second bottom surface installed above the first bottom surface, and includes a speaker installed above the second bottom surface, a first vibration absorbing member interposed between the speaker and the second bottom surface, and a second vibration absorbing member interposed between the first bottom surface and the second bottom surface, wherein sound is emitted from the speaker through openings formed in the first bottom surface and the second bottom surface.
    Type: Application
    Filed: November 4, 2020
    Publication date: May 6, 2021
    Inventors: Sang Ho CHOI, Jin Cheol PARK, Yong son PARK, Dong Myoung LEE, Yong Seob SEO
  • Patent number: 10998477
    Abstract: A polyester resin composition includes: (A) polycyclohexylenedimethylene terephthalate (PCT) resin which is a polymer of terephthalic acid and cyclohexanedimethanol, wherein the cyclohexanedimethanol has a trans/cis isomer ratio of about 2.3 or more; (B) a white pigment, wherein the white pigment is titanium dioxide; and (C) inorganic fillers, wherein the inorganic fillers are glass fibers. A molded article formed from the polyester resin composition can exhibit improved mechanical properties and moldability, and thus can be suitable for light emitting diode (LED) reflectors.
    Type: Grant
    Filed: June 25, 2019
    Date of Patent: May 4, 2021
    Assignee: Lotte Chemical Corporation
    Inventors: Tae Gon Kang, Chan Moo Park, Yoo Jin Jung, Jong Cheol Lim, Sang Hyun Hong, Tae Soo Kim, Young Ho Park
  • Patent number: 10996916
    Abstract: Provided is a data output method including: receiving unit-time or unit-size auditory data which are generated around a user and detected via a first apparatus; removing noises from the auditory data; extracting a frequency component included in the auditory data from which the noises have been removed; measuring at least one frequency of the auditory data on the basis of the frequency component; searching a database on the basis of the at least one frequency to find reference data oscillating at the at least one frequency; generating first output data providing semantic data included in the reference data; and generating and providing an output control signal for transmitting the first output data.
    Type: Grant
    Filed: April 8, 2020
    Date of Patent: May 4, 2021
    Assignee: DOT INCORPORATION
    Inventors: Ju Yoon Kim, Ji Ho Kim, Hyeon Cheol Park
  • Patent number: 10998906
    Abstract: A logic function device according to an embodiment of the present invention includes one or more function reconfiguring units having magnetization in one direction set by spin torque caused due to an function reconfiguring current, and an output terminal formed at an end thereof; and one or more input units formed on the function reconfiguring unit and having magnetization in the one direction set by spin torque caused due to an input current, wherein an output voltage of the output terminal is determined on the basis of whether a magnetization direction of the function reconfiguring unit and a magnetization direction of the input unit are parallel or anti-parallel.
    Type: Grant
    Filed: January 28, 2020
    Date of Patent: May 4, 2021
    Inventors: Kyoung Whan Kim, Dong Soo Han, Byoung Chul Min, Seok Min Hong, Hyun Cheol Koo, Hyung Jun Kim, Tae Eon Park, Ouk Jae Lee
  • Publication number: 20210126080
    Abstract: A display panel includes a first display area and a second display area. The display panel includes a plurality of first pixel groups in the first display area, a plurality of second pixel groups in the second display area, and a plurality of scan lines connected to the first and second pixel groups. The second display area includes a plurality of light emitting areas in which the second pixel groups are respectively disposed, and a plurality of open areas in which the second pixel groups are not disposed. One of a second pixel group of an n-th row is cut and does not overlap an adjacent open area of the n-th row, and is connected in the second display area to a scan line of a second pixel group of an (n?1)-th row or a scan line of a second pixel group of an (n+1)-th row.
    Type: Application
    Filed: September 22, 2020
    Publication date: April 29, 2021
    Inventors: Hyeongseok KIM, Youngwan SEO, Junhyun PARK, YUJIN LEE, Cheol-Gon LEE
  • Publication number: 20210126639
    Abstract: A logic function device according to an embodiment of the present invention includes one or more function reconfiguring units having magnetization in one direction set by spin torque caused due to an function reconfiguring current, and an output terminal formed at an end thereof; and one or more input units formed on the function reconfiguring unit and having magnetization in the one direction set by spin torque caused due to an input current, wherein an output voltage of the output terminal is determined on the basis of whether a magnetization direction of the function reconfiguring unit and a magnetization direction of the input unit are parallel or anti-parallel.
    Type: Application
    Filed: January 28, 2020
    Publication date: April 29, 2021
    Applicant: KOREA INSTITUTE OF SCIENCE AND TECHNOLOGY
    Inventors: Kyoung Whan Kim, Dong Soo Han, Byoung Chul Min, Seok Min Hong, Hyun Cheol Koo, Hyung Jun Kim, Tae Eon Park, Ouk Jae Lee
  • Patent number: 10991888
    Abstract: Provided is an organic electronic element comprising a hole transport layer containing a compound of Formula (1) and an emitting auxiliary layer containing a compound of Formula (2), capable of improving the light emitting efficiency, stability, and life span of an electronic device using the same.
    Type: Grant
    Filed: August 20, 2018
    Date of Patent: April 27, 2021
    Assignee: DUK SAN NEOLUX CO., LTD.
    Inventors: Bum Sung Lee, Sun Hee Lee, Soung Yun Mun, Jung Cheol Park, Hak Young Lee
  • Patent number: 10993231
    Abstract: A method of transmitting control information by an end node in a wireless communication system supporting multi-channel transmission includes: transmitting control information to a center node on a first channel among multiple channels within a control period of a wireless frame when the first channel is in an idle state; transmitting the control information to the center node on a second channel when the first channel is not in the idle state and the second channel is in the idle state, the second channel being selected from channels other than the first channel among the multiple channels; and transmitting the control information to the center node in a subsequent wireless frame when the second channel is not in the idle state.
    Type: Grant
    Filed: May 18, 2018
    Date of Patent: April 27, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Geon Min Yeo, Sun Hwa Lim, Young Il Kim, Dae Geun Park, Soon Yong Song, Byeong Cheol Choi
  • Patent number: 10991346
    Abstract: A controller includes a bit shifter and a stain compensator. The bit shifter may determine a bit shift value corresponding to a stain compensation value according to an area of a display panel. The bit shift value represents a quantity of integer bits and a quantity of decimal bits. At least one of the quantity of integer bits and the quantity of decimal bits corresponds to a quantity of stain compensation steps. The stain compensator may compensate a grayscale value of input image data using the stain compensation value and the bit shift value to generate compensated image data.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: April 27, 2021
    Inventors: Jeong Woon Lee, Min Gyu Kim, Sang Cheol Park, Hoi Sik Moon
  • Patent number: 10988046
    Abstract: A method for setting an electric vehicle (EV) on/off line of a hybrid vehicle considers a driving load of the vehicle by setting the EV on/off line based on a climbing angle and creep power. The method for setting the EV on/off line of the hybrid vehicle includes an operation of setting a region according to a state of charge (SOC), an EV online setting operation based on a climbing angle of the vehicle, and an EV offline setting operation based on creep power of the vehicle. The method provides a simple and intuitive EV line setting method to reduce a mapping time and substantially eliminate the possibility of human error, thus increasing logic reliability, so as to reduce use of a hybrid control unit (HCU) memory and provide cost-saving effects.
    Type: Grant
    Filed: December 12, 2017
    Date of Patent: April 27, 2021
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Jee-Wook Huh, Seong-Ik Park, Chun-Hyuk Lee, Kyoung-Cheol Oh
  • Patent number: 10993046
    Abstract: The present invention relates to a smartphone-based hearing aid which does not employ a separate power supply or digital signal processing device and instead has an analogue interface unit, configured with a single integrated circuit chip, connected between a plurality of microphones and a smartphone, thereby realizing a compact size, reducing the cost and enhancing the audio performance. Instead of employing a digital signal processing chip which is essentially used in the existing hearing aids or personal sound amplifiers, the smartphone-based hearing aid according to the present invention utilizes components such as a smartphone-embedded application processor (AP), RAM, digital-analogue converter, speaker and display and is therefore affordable.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: April 27, 2021
    Assignee: POSTECH ACADEMY-INDUSTRY FOUNDATION
    Inventors: Hong June Park, Seong Eun Cho, Ki Hwan Sung, Won Cheol Lee, Hyeon Kyu Noh, Im Soo Mok
  • Publication number: 20210113939
    Abstract: The present application relates to a nipa palm extract preparation method and a nipa palm extract prepared by means of same.
    Type: Application
    Filed: April 9, 2018
    Publication date: April 22, 2021
    Applicant: CJ CHEILJEDANG CORPORATION
    Inventors: Yeo Jin KIM, Hyung Cheol KIM, Su Jin KIM, Hee Jeung KIM, Byoung Seok MOON, Su Jin BAE, Hong Wook PARK