Patents by Inventor Chang Ho Lee

Chang Ho Lee 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: 20230005962
    Abstract: A display device invention includes a substrate on which a plurality of light emitting elements are disposed. A plurality of lines are disposed on an upper surface of the substrate. A plurality of upper pads are disposed on the upper surface of the substrate and electrically connected to the plurality of lines. A plurality of link lines are disposed on a lower surface of the substrate. A plurality of lower pads are disposed on the lower surface of the substrate and electrically connected to the plurality of link lines. A plurality of side lines electrically connect the plurality of upper pads and the plurality of lower pads. The plurality of side lines include a plurality of first side lines and a plurality of second side lines, and the plurality of first side lines and the plurality of second side lines are disposed on different layers.
    Type: Application
    Filed: March 30, 2020
    Publication date: January 5, 2023
    Inventors: Chang Ho LEE, Hye Ran JEONG, Sun Geun BAE, Hyo Seob LEE
  • Publication number: 20220399684
    Abstract: Introduced is a connector assembly in which a CPA member, which assists in fastening a first connector and a second connector, securely connects the first connector and the second connector, and prevents a short circuit of an electrical signal, may be automatically inserted.
    Type: Application
    Filed: May 4, 2022
    Publication date: December 15, 2022
    Applicants: Hyundai Motor Company, Kia Corporation, Tyco Electronics AMP Korea Co., Ltd.
    Inventors: Bum Woo NAM, Kun Teak LIM, Chang Ho LEE, Ki Ho CHOI
  • Patent number: 11519953
    Abstract: An apparatus for testing a semiconductor device is described. The apparatus includes a test chamber in which a test process for a plurality of semiconductor devices is performed, a first storage disposed in the test chamber with a first semiconductor device located therein, a second storage spaced apart in a first direction from the first storage with a second semiconductor device located therein, a first nozzle extending in the first direction on a first sides of the first and second storages and including a plurality of first air outlets configured to discharge air, a second nozzle extending in the first direction on and including a plurality of second air outlets configured to discharge air, and a controller controlling temperatures of the first and second semiconductor devices within a predefined temperature range by controlling the air discharged by the first and second nozzles.
    Type: Grant
    Filed: May 15, 2020
    Date of Patent: December 6, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min Woo Kim, Seung Bin Ko, Dong Joo Roh, Chang Ho Lee, Jin-Ho Choi
  • Publication number: 20220376424
    Abstract: A connector body has a body terminal passageway configured to accommodate a terminal and a block accommodating part configured to communicate with the body terminal passageway. An assembly block is detachably connected to the connector body, rotatable about the connector body while maintaining a state in which the assembly block is connected to the connector body while an external force is applied, and configured to rotate at a predetermined angle or more to be separated from the connector body and be insertable into the block accommodating part.
    Type: Application
    Filed: May 18, 2022
    Publication date: November 24, 2022
    Applicant: Tyco Electronics AMP Korea Co., Ltd.
    Inventors: Chang-Ho Lee, Keun Taek Lim
  • Publication number: 20220330872
    Abstract: A bio-signal measuring apparatus includes a sensing apparatus configured to sense electrocardiogram data representing an electrical change according to a pulse of an object and sense heart sound data according to the pulse and a processing apparatus configured to store the electrocardiogram data in a memory. The processing apparatus is further configured to analyze the electrocardiogram data to determine whether or not an abnormal signal is generated in the electrocardiogram data, when the abnormal signal is detected to be generated in the electrocardiogram data, generate a storage control signal for heart sound data associated with the abnormal signal in an abnormal signal section including the abnormal signal, and store the associated heart sound data in the abnormal signal section of the memory in response to the storage control signal.
    Type: Application
    Filed: April 16, 2021
    Publication date: October 20, 2022
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE
  • Publication number: 20220330924
    Abstract: A biosignal measuring apparatus for converting and transmitting biosignals, includes a sensing unit configured to sense a user's electrocardiogram data, a communication unit configured to establish a wireless channel with a data receiving device, and a processing unit configured to determine real-time transmission characteristics based on communication quality information regarding the wireless channel, to determine a data resolution corresponding to the real-time transmission characteristics, to convert the electrocardiogram data according to the data resolution, and to transmit the electrocardiogram data to the data receiving device.
    Type: Application
    Filed: April 16, 2021
    Publication date: October 20, 2022
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE, Soo A LIM
  • Publication number: 20220322991
    Abstract: A bio-signal data processing apparatus includes a communicator configured to receive electrocardiogram data from a bio-signal measuring apparatus, a recording unit configured to record the electrocardiogram data, a transmission delay determiner, and an output information generator. The transmission delay determiner is configured to generate transmission delay information by comparing a recording time of the electrocardiogram data with a reception time of the electrocardiogram data, detect whether or not a delay according to data transmission occurs, by considering the transmission delay information, and, when the delay is detected to occur, calculating delay time information that is calculated on the basis of the transmission delay information. The output information generator is configured to correct the electrocardiogram data by using the delay time information and generate output data of the electrocardiogram data corresponding to a user input.
    Type: Application
    Filed: April 9, 2021
    Publication date: October 13, 2022
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE, Soo A. LIM
  • Publication number: 20220294147
    Abstract: A connector assembly includes: a plug connector including a mold support, a first terminal structure protruding from the mold support in a first direction, and a first housing surrounding the mold support and the first terminal structure; and a receptacle connector including a second terminal structure electrically connected to the first terminal structure and a second housing surrounding the second terminal structure and fastened to the first housing, wherein the first housing includes a cylindrical first plug periphery surrounding the mold support and extending in the first direction, and a second plug periphery protruding from the first plug periphery in the first direction. The second plug periphery includes a protruding wall covering at least part of both sides of the first terminal structure and a cover covering an upper surface of the first terminal structure, and exposes a lower surface of the first terminal structure.
    Type: Application
    Filed: March 10, 2022
    Publication date: September 15, 2022
    Applicant: HIROSE KOREA CO., LTD.
    Inventor: Chang Ho LEE
  • Publication number: 20220214770
    Abstract: A touch sensing unit, includes a plurality of first sensing electrodes and a plurality of second sensing electrodes intersecting with and insulated from the plurality of first sensing electrodes. The plurality of first sensing electrodes includes a plurality of first sensor portions and a plurality of first connection portions connecting each of the plurality of first sensor portions with one another. The plurality of second sensing electrodes includes a plurality of second sensor portions, a plurality of stem sensors extended from the plurality of second sensor portions, and a plurality of second connection portions connecting each of the plurality of sensor portions with one another. Each of the plurality of first sensor portions includes a plurality of depressions indented inwardly. Each of the plurality of stem sensors is disposed such that it is at least partially surrounded by a respective depression of the plurality of depressions.
    Type: Application
    Filed: March 15, 2022
    Publication date: July 7, 2022
    Inventors: GYEONG NAM BANG, Chang Ho Lee, Hye Yun Han, Young Bae Jung
  • Patent number: 11355110
    Abstract: According to various embodiments of the disclosure, An electronic device according to various embodiments of the disclosure may include: a communication module; a display; a memory; and a processor electrically connected to the communication module, the display, and the memory, wherein the memory stores instructions that cause, when executed, the processor to: receive a voice recognition trigger command during a call while a call connection with an external electronic device is maintained; execute a voice recognition function, based on a voice received from the external electronic device; determine a function execution command corresponding to a recognized voice; and execute a function of the electronic device according to the determined function execution command.
    Type: Grant
    Filed: November 6, 2018
    Date of Patent: June 7, 2022
    Inventors: Kyung Tae Kim, Chang Ho Lee
  • Patent number: 11344986
    Abstract: A tool spindle for machine tool includes a tool spindle having a front end in which a tool is mounted and installed to be rotatable, and a vibration damping device mounted in a rear end of the tool spindle to damp cutting vibration generated at the front end of the tool spindle, and including a rigid member coupled to the rear end of the tool spindle and a tuned mass member elastically supported by the rigid member.
    Type: Grant
    Filed: September 26, 2017
    Date of Patent: May 31, 2022
    Assignee: DOOSAN MACHINE TOOLS CO., LTD.
    Inventor: Chang-ho Lee
  • Patent number: 11327818
    Abstract: An electronic device and method are disclosed. The electronic device includes a processor which implements the method. The method includes: executing an application in a first state, displaying a first user interface for the application on a display, the first UI including a first input field and a first identifier identifying the first input field, receiving data input to the first input field, in response to detecting a particular event, changing the first operational state to a second operational state, re-executing the application in the second operational state, transmitting data for a second UI of the re-executed application to an external display device for display, the second UI including a second input field and a second identifier corresponding to the second input field, and inserting the received data input into the second input field when the first identifier corresponds to the second identifier.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: May 10, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Bu Nam Jeon, Kyung Tae Kim, Ho Sung You, Seon Ho Lee, Yoon Jeong Choi, Tae Ho Ha, Chang Ho Lee
  • Patent number: 11291399
    Abstract: An apparatus for measuring an electrocardiogram includes a signal detector, a signal converter, and a processor. The apparatus detects a particular component from an electrocardiogram digital signal and generates measurement data for an electrocardiogram digital signal by applying different conversion gains to an interval including the particular component and a remaining interval.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: April 5, 2022
    Assignee: ATSENS CO., LTD.
    Inventors: Jong Ook Jeong, Chang Ho Lee, Bang Won Lee
  • Publication number: 20220095917
    Abstract: A bio-signal measuring device includes a signal detector detecting a bio-signal; a signal converter converting the bio-signal into a bio-digital signal; a memory; a communicator communicating with an external device; and a processor configured to operate in a first operation mode for storing the bio-digital signal in the memory or a second operation mode for transmitting the bio-digital signal to the external device.
    Type: Application
    Filed: September 29, 2020
    Publication date: March 31, 2022
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE, Bang Won LEE
  • Patent number: 11275476
    Abstract: A touch sensing unit, includes a plurality of first sensing electrodes and a plurality of second sensing electrodes intersecting with and insulated from the plurality of first sensing electrodes. The plurality of first sensing electrodes includes a plurality of first sensor portions and a plurality of first connection portions connecting each of the plurality of first sensor portions with one another. The plurality of second sensing electrodes includes a plurality of second sensor portions a plurality of stem sensors extended from the plurality of second sensor portions, and a plurality of second connection portions connecting each of the plurality of sensor portions with one another. Each of the plurality of first sensor portions includes a plurality of depressions indented inwardly. Each of the plurality of stem sensors is disposed such that it is at least partially surrounded by a respective depression of the plurality of depressions.
    Type: Grant
    Filed: January 13, 2021
    Date of Patent: March 15, 2022
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Gyeong Nam Bang, Chang Ho Lee, Hye Yun Han, Young Bae Jung
  • Patent number: 11271339
    Abstract: A connector assembly includes an inner housing, a substrate inserted into the inner housing, and a terminal position assurance (TPA) member supporting the substrate for the substrate not to be separated from the inner housing. The TPA member having a hot staking protrusion penetrating through the substrate and the inner housing.
    Type: Grant
    Filed: April 3, 2020
    Date of Patent: March 8, 2022
    Assignee: Tyco Electronics AMP Korea Co., Ltd.
    Inventors: Chang-Ho Lee, Keun Taek Lim
  • Publication number: 20220054035
    Abstract: An apparatus for measuring an electrocardiogram includes a signal detector, a signal converter, and a processor. The apparatus detects a particular component from an electrocardiogram digital signal and generates measurement data for an electrocardiogram digital signal by applying different conversion gains to an interval including the particular component and a remaining interval.
    Type: Application
    Filed: August 20, 2020
    Publication date: February 24, 2022
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE, Bang Won LEE
  • Publication number: 20220054034
    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: Application
    Filed: August 20, 2020
    Publication date: February 24, 2022
    Applicant: ATSENS CO., LTD.
    Inventors: Jong Ook JEONG, Chang Ho LEE, Bang Won LEE
  • Publication number: 20220059915
    Abstract: The present disclosure relates to a multi-type filter, and in particular, to a multi-type filter comprising: a cavity filter provided in any one (hereinafter, referred to as a “reference cavity”) among a plurality of cavities formed in a housing to be open to one side; and dielectric resonator filters respectively provided in at least two cavities adjacent to the reference cavity (hereinafter, referred to as “adjacent cavities”), wherein, to control the notch characteristics between the cavity filter and the at least two dielectric resonator filters according to windows formed by cutting of portions of partition walls between the reference cavity and the adjacent cavities to be in communication with each other, the windows are provided at different positions, which is advantageous in that the cross-coupling design is very easy without the need to include a metal crossbar and the like for separate notch formation.
    Type: Application
    Filed: November 8, 2021
    Publication date: February 24, 2022
    Applicant: KMW INC.
    Inventors: Kwon Won LEE, Sung Kyun KIM, Chang Ho LEE
  • Patent number: 11255904
    Abstract: A test system for a memory device includes: a chamber including at least one test socket column having a plurality of test sockets arranged in a first direction, wherein memory devices to be tested are in respective ones of the plurality of test sockets, a temperature adjusting apparatus configured to supply air into the chamber according to a temperature control signal to control a temperature of the chamber, a test device electrically connected to the test sockets and configured to test the memory devices, and a temperature controller configured to receive temperature information of the memory devices from temperature sensors of the memory devices and to output to the temperature adjusting apparatus the temperature control signal to compensate for a temperature difference between a detected temperature of the memory devices and a target temperature.
    Type: Grant
    Filed: September 24, 2020
    Date of Patent: February 22, 2022
    Inventors: Min-Woo Kim, Chang-Ho Lee, Jin-Ho Choi