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).

  • Data output apparatus and method, and computer-readable recording medium
    Patent number: 11675562
    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 2, 2021
    Date of Patent: June 13, 2023
    Assignee: DOT INCORPORATION
    Inventors: Ju Yoon Kim, Ji Ho Kim, Hyeon Cheol Park
  • PIEZO ACTUATOR MODULE FOR BROADBAND-FREQUENCY HAPTIC FEEDBACK
    Publication number: 20230158545
    Abstract: A piezo actuator module capable of haptic feedback in a wide frequency range comprises an actuator layer including a piezo actuator having one surface coupled to an object to be excited and vibrating by an electric signal and an inertial mass layer having a certain mass and coupled to the other surface of the actuator layer. The inertial mass layer supports the other surface of the actuator layer when the piezo actuator vibrates.
    Type: Application
    Filed: November 23, 2022
    Publication date: May 25, 2023
    Inventors: No-Cheol PARK, Whee Jae KIM, Young Jin PARK
  • DISPLAY DEVICE
    Publication number: 20230157103
    Abstract: A display device includes: a substrate including a first display area, a second display area including a light-transmitting part, and a third display area between the first and second display areas; a first subpixel including a first TFT on the first display area and a first light-emitting element on and electrically connected to the first TFT; a second subpixel including a second TFT on the third display area and a second light-emitting element, which is on the second display area and does not overlap with the second TFT in a plan view; a thin-film encapsulation layer on the first and second subpixels,; and a first transparent conductive layer between the second TFT and the second light-emitting element to electrically connect the second TFT and the second light-emitting element. The thin-film encapsulation layer has a refractive index of about 1.5 to about 1.7.
    Type: Application
    Filed: September 14, 2022
    Publication date: May 18, 2023
    Inventors: Jeong Seok LEE, Woo Cheol PARK, Kwan Hyuck YOON, Hye Kyun LEE
  • METHOD AND APPARATUS FOR TRANSMITTING AND RECEIVING DATA IN COMMUNICATION SYSTEM SUPPORTING MULTIPLE LINKS
    Publication number: 20230156795
    Abstract: Disclosed are a method and apparatus for transmitting and receiving data in a communication system supporting multiple links. A method for operation of a first device comprises the steps of: transmitting, in a first link from among multiple links, a first RTS frame to a second device; receiving, from the second device in the first link, a first CTS frame that is a response to the first RTS frame; when the first CTS frame is received, transmitting, in the first link, a first data frame to the second device; and transmitting, in a second link during transmission of the first data frame, a second RTS frame to the second device.
    Type: Application
    Filed: April 2, 2021
    Publication date: May 18, 2023
    Applicants: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE, KOREA NATIONAL UNIVERSITY OF TRANSPORTATION INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Sung Hyun HWANG, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Su Na CHOI, Yong Ho KIM, Han Seul HONG
  • APPARATUS AND METHOD FOR PROCESSING SUBSTRATE
    Publication number: 20230154727
    Abstract: Provided are an apparatus and method for processing a substrate, in which different types of plasmas are used simultaneously to complement each other's shortcomings and maximize their advantages. The apparatus for processing a substrate includes: a housing; a substrate support unit disposed inside the housing and configured to support a substrate; a shower head unit disposed inside the housing and configured to supply a process gas onto the substrate; an antenna unit disposed outside the housing; and a plasma generating unit configured to generate, inside the housing, a plasma for use in processing the substrate on the basis of the process gas, wherein the plasma generating unit generates both a first plasma and a second plasma using the antenna unit and the shower head unit as electrodes.
    Type: Application
    Filed: August 3, 2022
    Publication date: May 18, 2023
    Inventor: Jin Cheol PARK
  • DIELECTRIC MATERIAL, DEVICE INCLUDING THE SAME, AND METHOD OF PREPARING THE DIELECTRIC MATERIAL
    Publication number: 20230154679
    Abstract: Provided are a dielectric, a device including the same, and a method of preparing the dielectric. The dielectric material includes a NaNbO3 ternary material including a perovskite phase with a Sm element substituted into a Na site such that the NaNbO3 ternary material has a permittivity of 600 or more at 1 kHz, and a temperature coefficient of capacitance (TCC) of about -15% to about 15% in a range of about -55° C. to about +200° C.
    Type: Application
    Filed: July 6, 2022
    Publication date: May 18, 2023
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Hyeon Cheol PARK, Daejin YANG, Doh Won JUNG, Taewon JEONG, Giyoung JO
  • Cucurbituril-polyethylenimine-silica complex, preparation method thereof and carbon dioxide absorbent comprising same
    Patent number: 11642651
    Abstract: The present disclosure relates to a cucurbituril-polyethylenimine-silica complex, a method for preparing the same and a carbon dioxide absorbent containing the same. According to the present disclosure, a cucurbituril-polyethylenimine-silica complex may be prepared by forming a complex wherein a cucurbituril is bound to polyethylenimine and including the same inside silica, and it may be used as a carbon dioxide absorbent with superior thermal stability and prevented formation of urea.
    Type: Grant
    Filed: October 24, 2019
    Date of Patent: May 9, 2023
    Assignee: KOREA INSTITUTE OF ENERGY RESEARCH
    Inventors: Hyun-uk Kim, Young Cheol Park, Jong-ho Moon, Hoon Beom Park, Muhammad Sohail
  • METHOD FOR PREPARING SILVER-COPPER MIXTURE POWDER OF CORE-SHELL STRUCTURE USING WET PROCESS
    Publication number: 20230134905
    Abstract: Disclosed is a method for preparing silver-copper mixed powder having a core-shell structure. The method includes: dissolving silver (Ag) and copper (Cu) in an aqueous nitric acid solution; adding a reducing agent to the solution; and preparing silver-copper mixed powder having a core-shell structure by performing plasma post-treatment, after performing the adding the reducing agent to the solution.
    Type: Application
    Filed: July 15, 2020
    Publication date: May 4, 2023
    Applicant: POWERPACK CO., LTD
    Inventors: Seong Cheol PARK, Seong Ho LEE, Mun Hwan LEE, Sang Uk CHO, Yong Hyuk LEE
  • Information output device
    Patent number: 11635801
    Abstract: This application relates to an information output apparatus. In one aspect, the apparatus includes a casing including an expression surface and an expression hole formed in the expression surface. The apparatus also includes a protrusion provided to reciprocate such that at least a part thereof protrudes out of the expression hole and information is expressed on the expression surface. The apparatus also includes a driving module located inside the casing and connected to the protrusion to move the protrusion.
    Type: Grant
    Filed: November 16, 2020
    Date of Patent: April 25, 2023
    Assignee: DOT INCORPORATION
    Inventors: Ju Yoon Kim, Ji Ho Kim, Hyeon Cheol Park
  • INFORMATION OUTPUT APPARATUS
    Publication number: 20230119090
    Abstract: Provided is an information output apparatus including a casing including an expression surface and an expression hole formed in the expression surface, a protrusion provided to reciprocate such that at least a part thereof protrudes out of the expression hole and information is expressed on the expression surface, and a driving module located inside the casing and connected to the protrusion to move the protrusion.
    Type: Application
    Filed: December 21, 2022
    Publication date: April 20, 2023
    Inventors: Ju Yoon KIM, Ji Ho Kim, Hyeon Cheol Park
  • Endoscope surgery device
    Patent number: 11628035
    Abstract: An endoscope surgery device includes a vibration unit and a surgery unit. The vibration unit generates a vibration. The surgery unit includes a sheath and a surgery member. The sheath has a tube shape with a hollow extended in a longitudinal direction, and is entirely vibrated due to the vibration from the vibration unit with inserted into the ureter. The surgery unit passes through the hollow of the sheath, and is extended to an end of the sheath for an surgical procedures on the ureter.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: April 18, 2023
    Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION YONSEI UNIVERSITY
    Inventors: No Cheol Park, Kyo Chul Koo, Dongwook Kim
  • Elastic metamaterial and method for improving vibration reduction performance thereof
    Patent number: 11623772
    Abstract: The present invention relates to an elastic metamaterial for reducing vibrations of a flexible structure such as a main cable of a tether system for controlling an orbit of a satellite revolving around a planet, and a method for improving a vibration reduction performance thereof, and more particularly, to an elastic metamaterial having an improved precision, in which a ratio of a cross-sectional area of a pendulum ring may be adjusted to maintain a frequency characteristic other than a band gap generated due to the elastic metamaterial even in a state where a mass of the pendulum ring is not changed, and a band gap (R_ring) generated due to the pendulum ring of the elastic metamaterial and a band gap (R_beam) generated due to the elastic beams may be combined into one band gap to expand a vibration damping range, and a method for improving a vibration reduction performance thereof.
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: April 11, 2023
    Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: No-Cheol Park, Joo Young Yoon
  • METHOD AND APPARATUS FOR MANAGING IDENTIFICATION INFORMATION OF UNMANNED AERIAL VEHICLE
    Publication number: 20230095120
    Abstract: A method of managing identification information of a drone may include: generating an access message, wherein the access message includes an identifier for the ground identification device, which is a transmitter, an identifier for a receiver, an execution function command for classifying and defining a function to be performed, a serial number for transmitting information sequentially and retransmitting the information when transmission fails, data size information for informing a size of data to be transmitted, and transmission data; and transmitting the access message to an integrated management system corresponding to the identifier for the receiver.
    Type: Application
    Filed: September 15, 2022
    Publication date: March 30, 2023
    Inventors: Su Na CHOI, Kyu Min KANG, Jae Cheol PARK, Jin Hyung OH, Dong Woo LIM, Sung Hyun HWANG
  • ADDITIVE FOR PHOTORESIST, PHOTORESIST COMPOSITION FOR EUV INCLUDING THE SAME, AND METHOD FOR MANUFACTURING SEMICONDUCTOR DEVICE USING THE SAME
    Publication number: 20230097135
    Abstract: An additive for a photoresist, a photoresist composition for a EUV including the same, and a method for manufacturing a semiconductor device using the same, the additive including a copolymer that includes a first repeating unit represented by the following Chemical Formula 1-1, and a second repeating unit represented by the following Chemical Formula 2, wherein a molar ratio of the first repeating unit to the second repeating unit is 7:3 to 2:8,
    Type: Application
    Filed: September 7, 2022
    Publication date: March 30, 2023
    Inventors: Jin Joo KIM, Ye Chan KIM, Ju-Young KIM, Ji Yup KIM, Hyun Woo KIM, Ju Hyeon PARK, Ji Cheol PARK, Hyun Ji SONG, Hong Gu IM, Suk Koo HONG
  • HYBRID MOTOR
    Publication number: 20230083131
    Abstract: A hybrid motor includes an induction motor and a synchronous motor combined. The hybrid motor includes a hollow rotor that includes conductor bars configured to form an annular shape at a position spaced apart from a rotation axis by a predetermined first distance and a synchronous motor equivalent that is disposed in an annular shape at a position spaced apart from the rotation axis by a predetermined second distance, an induction stator that includes induction stator windings positioned on a first radial side of the hollow rotor, and a synchronous stator that includes synchronous stator windings positioned on a second radial side of the hollow rotor.
    Type: Application
    Filed: June 27, 2022
    Publication date: March 16, 2023
    Inventors: Jin Ho Choi, Jong Seok Lee, Jin Cheol Park, Sung Woo Hwang, Myung Seop Lim, Jae Hyun Kim
  • PARTICLES COUNTING DEVICE THAT CAN BE MAINTAINED BY REPLACEMENT
    Publication number: 20230065172
    Abstract: A particles counting device according to an embodiment includes a body module, and an attachable/detachable chamber module inserted into the body module in an attachable/detachable manner, wherein the attachable/detachable chamber module is provided to include a memory that stores a reference voltage value for each channel, and extract the reference voltage value for each channel from the memory for counting the number of particles according to a light scattering signal to transmit the reference voltage value to the body module, and the body module is provided to receive the light scattering signal and the reference voltage value for each channel from the attachable/detachable chamber module, and count the number of particles for each channel on the basis of the received light scattering signal and the reference voltage value for each channel.
    Type: Application
    Filed: January 18, 2021
    Publication date: March 2, 2023
    Inventor: Jun Cheol PARK
  • Electronic apparatus and IoT device controlling method thereof
    Patent number: 11595781
    Abstract: An electronic apparatus and a method of controlling a plurality of devices by the electronic apparatus are provided. The method includes receiving data from a plurality of devices, determining a correlation between at least two devices among the plurality of devices on the basis of the received data, determining a position of a first device on the basis of the correlation, grouping the first device and another device positioned in the vicinity of the first device into one group, and automatically creating group information, and controlling the devices included in the group. The name of the first device may be automatically set using the group information.
    Type: Grant
    Filed: August 6, 2019
    Date of Patent: February 28, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Tae-kwang Um, Jeong-yi Park, Hyun-cheol Park, Si-jun Lee, Soo-in Jang
  • Information output device
    Patent number: 11586289
    Abstract: Provided is an information output apparatus including one or more information output units, wherein each information output unit includes a coil arranged to be connected to a power source, such that a current flows in the coil; a base unit configured to accommodate the coil; and a driving indicator, which is arranged in the base unit to be apart from and close to the coil to be driven by a current flowing in the coil and is configured to move in a first direction toward the coil and a direction opposite thereto to rotate while being connected to the base unit and to move in a second direction crossing the first direction to be recognized by a user.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: February 21, 2023
    Assignee: DOT INCORPORATION
    Inventors: Dong Soo Kwon, Han Byeol Kim, Dong Bum Pyo, Se Min Ryu, Byoung Kil Han, Joon Yeong Kim, Ju Yoon Kim, Ji Ho Kim, Hyeon Cheol Park
  • Thermotherapy bed
    Patent number: 11576813
    Abstract: In order to maximize spatial utilization and to minimize the volume of a thermotherapy bed so that the thermotherapy bed can be easily stored or moved, the thermotherapy bed includes: a bed body having a thermotherapy device placed therein; side frames connected to both side surfaces of the bed body, respectively; and bed legs configured to support the bed body and connected to the side frames, respectively, wherein the thermotherapy device is placed in a center of the bed body and forms a protrusion on a bottom surface of the bed body, and the bed legs are folded to face an inside of the bed body and are accommodated in spaces formed at both sides of the thermotherapy device.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: February 14, 2023
    Assignee: CERAGEM CO., LTD.
    Inventors: Dong Myoung Lee, Ho Sang Yu, Jin Cheol Park, Sang Ho Choi, Keun Young Paek
  • Load port unit, storage apparatus including the same, and exhaust method
    Patent number: 11579538
    Abstract: A storage apparatus for storing an object includes a load port unit that a receptacle is loaded onto or unloaded from, in which the receptacle accommodates the object in a storage space formed by a body and a cover that covers the body, and a controller. The load port unit includes a housing having an interior space, a stage member that is provided on the housing and that opens the storage space by moving the body, the receptacle being seated on the stage member, and an exhaust tube that evacuates a spacing space between the body and the cover spaced apart from each other. One end of the exhaust tube faces toward the spacing space, and an opposite end of the exhaust tube faces toward the interior space.
    Type: Grant
    Filed: December 22, 2020
    Date of Patent: February 14, 2023
    Assignee: SEMES CO., LTD.
    Inventors: Yong Hun Sim, Jinwook Jung, Seungwon Kim, Seokhee Kim, Jaehee Hwang, Jun Cheol Park