Patents by Inventor Chang-An Ho

Chang-An Ho 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: 20240120173
    Abstract: The present disclosure relates to integrating microdevices into a system substrate. In particular it relates to measuring microdevices using an electron beam method using one or several tips as Ebeam sources. The disclosure further outlines methods to target Ebeams effectively to produce an optimum result with minimal damage to adjacent microdevices and components.
    Type: Application
    Filed: January 28, 2022
    Publication date: April 11, 2024
    Applicant: VueReal Inc.
    Inventors: Gholamreza CHAJI, Ehsanollah FATHI, Chang Ho PARK
  • Publication number: 20240106043
    Abstract: Provided is a pouch secondary battery. The pouch-type secondary battery may include an electrode assembly and a pouch-type battery case. The pouch-type battery case may include a cup part configured to accommodate the electrode assembly, a pair of first sealing parts disposed at both sides of the cup part perpendicular to a length direction, and a second sealing part configured to connect the pair of first sealing parts to each other and disposed at one side of the cup part perpendicular to a width direction. When an area of the first sealing part is A mm2, and a weight of the electrode assembly is B g, a ratio A/B may be about 0.29 or more.
    Type: Application
    Filed: September 22, 2023
    Publication date: March 28, 2024
    Applicant: LG Energy Solution, Ltd.
    Inventors: Hyun Jin Kim, Chang Ho Kim, Seon Uk Kim, Jae Min Kim
  • Publication number: 20240099636
    Abstract: An electrocardiogram measurement system includes a patch-type electrocardiogram measurement apparatus, a first device connected to the electrocardiogram measurement apparatus by means of a first communication and configured to store electrocardiogram data measured by the electrocardiogram measurement apparatus, and a second device connected to the electrocardiogram measurement apparatus by means of the first communication and configured to store electrocardiogram data measured by the electrocardiogram measurement apparatus. The electrocardiogram data measured by the electrocardiogram measurement apparatus include measured time information. Other embodiments are disclosed.
    Type: Application
    Filed: December 6, 2023
    Publication date: March 28, 2024
    Applicant: ATSENS CO., LTD.
    Inventors: Deok Byeong CHAE, Chang Ho LEE, Jong Sung KIM, Jong Ook JEONG
  • Publication number: 20240105117
    Abstract: A display panel of a display device includes a display region divided into a first display region and a second display region, pixels disposed in the display region, gate lines connected to the pixels, a first data line connected to the pixels in the first display region, and a second data line connected to the pixels in the second display region, the first data line is connected to N pixels among the pixels of each of pixel rows in the first display region, where N is a positive integer greater than or equal to 2, and the N pixels are connected to different gate lines, respectively.
    Type: Application
    Filed: June 21, 2023
    Publication date: March 28, 2024
    Inventors: Chang Ho HYUN, Joonhee SONG, Ji Hye EOM, Seungwon CHEGAL
  • Publication number: 20240099635
    Abstract: Aspects of the subject disclosure may include, for example, an apparatus for measuring an electrocardiogram signal and storing the electrocardiogram signal merged with a user input. The apparatus includes a signal detector, a signal converter, a motion sensor sensing movements of the apparatus for measuring electrocardiogram signal in x, y, and z-axis directions, an input unit receiving at least one type of the user input from among a voice input, a button input, and a touch input, a processor receiving the user input, and a mounting part being made of a flexible material and is implemented to be attached to a body of the object such that the apparatus is worn through the mounting part as a patch type. Other embodiments are disclosed.
    Type: Application
    Filed: December 6, 2023
    Publication date: March 28, 2024
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE, Bang Won LEE
  • Patent number: 11940932
    Abstract: Provided is an operating method of a storage device. The method includes providing temperature information of each of a plurality of volatile memory devices in the storage device to a host device; and receiving a setting command related to a refresh operation of the plurality of volatile memory devices from the host device, wherein the plurality of volatile memory devices are classified into groups based on temperature information, and wherein the setting command indicates a number of rows of the plurality of volatile memory devices to be refreshed differently for each of the groups based on the temperature information.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Doo Hwan Oh, Seung-Hun Lee, Jin Hun Jeong, Chang Ho Yun, Kyung-Hee Han
  • Publication number: 20240095484
    Abstract: Proposed is a dual band RFID tag including a first rectifier configured to receive and rectify a first RF signal modulated at a first frequency, a first regulator configured to regulate an output voltage of the first rectifier, a second rectifier configured to receive and rectify a second RF signal modulated at a second frequency, a second regulator configured to regulate an output voltage of the second rectifier, a voltage distributor connected to a first node and a ground in a state of being positioned therebetween, the output terminal of the first rectifier and the output terminal of the second rectifier being both connected to the first node, a multiplexer configured to output any one of an analog detection signal output from a sensor and an output signal of the voltage distributor, in response to a first selection signal or a second selection signal, and an analog-to-digital converter configured to receive as an operating voltage a voltage of a second node to which an output terminal of the first regulat
    Type: Application
    Filed: April 26, 2023
    Publication date: March 21, 2024
    Inventors: Sung Wan KIM, Pyeong Han LEE, Kwang Beom PARK, Sung Hun CHUN, Chang Ho RYU
  • Patent number: 11935451
    Abstract: Provided is a display device for providing a constant brightness for each area by including an area sensing part configured to determine a position value of an input image in the display device, and determine an area range according to the position value to output an area value, a gradation value determining part configured to output a first gradation value corresponding to a brightness of the input image according to the area value, a control part configured to output a corrected gradation value corresponding to the first gradation value, and a display part configured to display a corrected image having the corrected brightness corresponding to the corrected gradation value.
    Type: Grant
    Filed: December 12, 2022
    Date of Patent: March 19, 2024
    Assignee: Samsung Display Co., Ltd.
    Inventors: Chang Ho Hyun, Kyemoon Lee, Jachul Hwangse
  • Publication number: 20240089124
    Abstract: Disclosed herein are an apparatus and method for mutual authentication of quantum entities based on Measurement-Device-Independent Quantum Key Distribution (MDI-QKD). The method may include configuring a quantum input form based on an authentication key shared in advance with a counterpart entity, applying polarization modulation to the configured quantum input form, transmitting the quantum input form to which polarization modulation is applied to a quantum measurement device, and authenticating the counterpart entity by checking whether the counterpart entity configures a quantum input form according to the shared authentication key using a measurement result and information about polarization modulation.
    Type: Application
    Filed: March 24, 2023
    Publication date: March 14, 2024
    Inventors: Chang-Ho HONG, Se-Wan JI, O-Sung KWON, Youn-Chang JEONG, Eun-Ji KIM, Seok KIM, Haeng-Seok KO, Dae-Sung KWON, Jin-Gak JANG
  • Publication number: 20240076508
    Abstract: A first task of the invention is to provide a flame-retardant flexible coating composition for a coating layer applied onto a surface of a product to satisfy both high flame retardancy and high flexibility. In an effort to achieve the task, a first aspect of the invention may provide a flame-retardant coating composition including a siloxane binder containing at least any one of an epoxy group or a dimethyl group and a phenyl group, and a phosphorus-based flame retardant.
    Type: Application
    Filed: February 3, 2023
    Publication date: March 7, 2024
    Inventors: Chang Ho LEE, Ki Hwan AN
  • Publication number: 20240076528
    Abstract: An object of the invention is to provide a flame retardant coating composition that can be applied on the surface of a product to increase flame retardancy while maintaining adhesiveness. In order to achieve the above object, the first aspect of the invention may provide a flame retardant coating composition including a siloxane binder containing at least one of an epoxy group or a dimethyl group and a phenyl group, and a phosphorus-based flame retardant.
    Type: Application
    Filed: September 1, 2023
    Publication date: March 7, 2024
    Inventors: Chang Ho LEE, Ki Hwan AN
  • Publication number: 20240066354
    Abstract: The present invention may provide a respiration adjustment device and a respiration measurement mouthpiece assembly including same, the device comprising: a body part in which an inlet part through which air exhaled by breathing of a user is introduced, an outlet part through which air is discharged and which is coupled to a mouthpiece, and an internal flow path are formed; and a pressure regulator provided in the internal flow path and adjusting the pressure of air through the manipulation of the user. According to the description above, a user can adjust respiratory pressure by himself or herself according to the user's health condition and thus perform a breathing exercise suitable for each individual user. Therefore, the present invention can increase an effect of the breathing exercise.
    Type: Application
    Filed: November 24, 2021
    Publication date: February 29, 2024
    Inventors: In Pyo LEE, Ki Sang YOON, Chang Ho SONG
  • Publication number: 20240071686
    Abstract: A dielectric ceramic composition for multi-layer ceramic capacitor for use in extreme environments is formed by mixing a main compos it ion and a composite oxide for low-temperature sintering, where the main composition includes 96.0 to 99.0 wt. % of BaTiO3 and 1.0 to 4.0 wt. % of Nb2O5 and Co3O4 as an additive. The main composition is formed by per forming a heat treatment for synthesis to form a core-shell structure having the BaTiO3 as a core and the Nb2O5 and Co3O4 covering the sur face of the BaTiO3. The composite oxide for low-temperature sintering is at least one selected from BaV2O6, Ba3V4O13 and Ba4V2O9.
    Type: Application
    Filed: October 25, 2022
    Publication date: February 29, 2024
    Inventors: Young Joo OH, Jung Rag YOON, Chang Ho LEE
  • Publication number: 20240059722
    Abstract: Proposed are a coordination complex compound-ZIF complex and a method of preparing the same. More particularly, proposed are a coordination complex compound-ZIF complex, which is a complex on which a coordination complex compound is supported by being chemically and directly bonded to a metal vacancy site of a ZIF, capable of being usable as a heterogeneous catalyst that can be recovered and reused in subsequent processes and maintaining catalytic functions of the coordination complex compound, which is an active ingredient, and to a method of preparing the same.
    Type: Application
    Filed: August 15, 2023
    Publication date: February 22, 2024
    Applicant: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGY
    Inventors: Young Kyu HWANG, Chang Ho YOO, Kyung Ryul OH, Dong Won HWANG, Gwang Nam YUN, Mi Jung LEE
  • Patent number: 11900894
    Abstract: A display panel includes an amorphous silicon gate driver in which a lower voltage than the gate-off voltage output from the gate driver is applied to an adjacent stage as a low voltage transmission signal.
    Type: Grant
    Filed: January 12, 2023
    Date of Patent: February 13, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Hoon Lee, Seung-Hwan Moon, Yong-Soon Lee, Young-Su Kim, Chang-Ho Lee, Whee-Won Lee, Jun-Yong Song, Yu-Han Bae
  • Patent number: 11903178
    Abstract: A system for reducing a specific absorption rate includes a source field generation unit wound with a first cylindrical coil and accommodating a source material therein, and generating a source field by applying a periodic input signal to the first cylindrical coil; a physical property change unit wound with a second cylindrical coil disposed adjacent to the first cylindrical coil and accommodating a transfer target therein, and changing a physical property of the transfer target based on the generated source field; and a target field circuit unit controlling the transfer target to form a target field by a PCB substrate with a power supply interface connected to a power supply and an input of the power supply.
    Type: Grant
    Filed: November 9, 2021
    Date of Patent: February 13, 2024
    Assignee: UNITECH CO., LTD.
    Inventor: Chang Ho Kim
  • Patent number: 11894586
    Abstract: A fuel cell system without a high pressure line of a hydrogen supplying system, including a gas charging line formed between a gas charging station and a high pressure vessel charged with gas by the gas charging station, and a gas supplying line formed between the high pressure vessel and a stack, includes: a regulator provided in the gas supplying line; a solenoid valve provided in the gas supplying line between the regulator and the high pressure vessel; and a check valve provided in a bypass line connecting one point of the gas supplying line between the regulator and the solenoid valve and one point of the gas charging line.
    Type: Grant
    Filed: December 5, 2022
    Date of Patent: February 6, 2024
    Assignees: Hyundai Motor Company, Kia Motors Corporation
    Inventors: Chang Ho Kim, Ji Hyun Shim
  • Publication number: 20240029954
    Abstract: A multilayer electronic component and a method of manufacturing the same are disclosed. The multilayer electronic component includes: a body including dielectric layers and internal electrodes alternately stacked with respective dielectric layers interposed therebetween; and external electrodes disposed on the body and connected to the internal electrodes, wherein at least one of the internal electrodes contains a metal oxide at one of end portions thereof.
    Type: Application
    Filed: June 15, 2023
    Publication date: January 25, 2024
    Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.
    Inventor: Chang Ho SEO
  • Publication number: 20240029569
    Abstract: A device and a method for controlling vehicle platooning are disclosed. The method of controlling a vehicle for assisting leaving from a vehicle platoon. The method comprises receiving a leave-request message including an overtaking intention from a first vehicle included in the vehicle platoon. The method comprises determining approval for the first vehicle to leave based on an expected time required for another vehicle in an adjacent lane to reach a position parallel to a position of the first vehicle. The method comprises transmitting a leave-approval message to the first vehicle.
    Type: Application
    Filed: June 27, 2023
    Publication date: January 25, 2024
    Applicant: HYUNDAI MOBIS CO., LTD.
    Inventor: Chang Ho CHO
  • Patent number: 11877855
    Abstract: An apparatus for measuring an electrocardiogram and storing an electrocardiogram signal merged with a user input includes: a signal detector outputting an electrocardiogram analog signal by detecting an electrical signal from the heart of an object; a signal converter receiving the electrocardiogram analog signal and converting the electrocardiogram analog signal into an electrocardiogram digital signal; an input unit receiving at least one type of user input from among a voice input, a button input, a touch input, and a motion input; a processor receiving the user input, merging the electrocardiogram digital signal with the user input, and storing the electrocardiogram digital signal in an internal memory; and a communicator communicating with an external terminal to transmit the electrocardiogram digital signal to the external terminal.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: January 23, 2024
    Assignee: ATSENS CO., LTD.
    Inventors: Jong Ook Jeong, Chang Ho Lee, Bang Won Lee