Patents by Inventor Chang Ho An

Chang Ho An 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).

  • Patent number: 11947463
    Abstract: Disclosed herein is an apparatus for managing disaggregated memory, which is located in a virtual machine in a physical node. The apparatus is configured to select, depending on the proportion of valid pages, direct transfer between remote memory units or indirect transfer via local memory for each of the memory pages of the source remote memory to be migrated, among at least one remote memory unit used by the virtual machine, to transfer the memory pages of the source remote memory to target remote memory based on the direct transfer or the indirect transfer, and to release the source remote memory.
    Type: Grant
    Filed: January 24, 2023
    Date of Patent: April 2, 2024
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kwang-Won Koh, Chang-Dae Kim, Kang-Ho Kim
  • Patent number: 11949046
    Abstract: A light-emitting element includes a first semiconductor layer doped to have a first polarity, a second semiconductor layer doped to have a second polarity different from the first polarity, a light-emitting layer disposed between the first and second semiconductor layers, a shell layer formed on side surfaces of the first semiconductor layer, the light-emitting layer, and the second semiconductor layer, the shell layer including a divalent metal element, and an insulating film covering an outer surface of the shell layer and surrounding the side surface of the light-emitting layer.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Se Hun Kim, Chang Hee Lee, Yun Hyuk Ko, Duk Ki Kim, Jun Woo Park, Soo Ho Lee, Jae Kook Ha, Yun Ku Jung
  • Patent number: 11944504
    Abstract: The present invention relates to an automatic tension measurer, comprising: a band lengthily formed in a longitudinal direction; a main body formed to allow the band to be guided thereinto such that one-side end portion of the band is fixed and the other-side end portion thereof is drawn to the outside; a marking part implemented in the main body, and formed so as to enable marking in the band at a specific position in response to the tension applied to the band; and a stopper formed in the main body, and stopping the band at a specific position.
    Type: Grant
    Filed: November 14, 2017
    Date of Patent: April 2, 2024
    Assignee: JSR MEDICAL CO., LTD.
    Inventors: Jae Hwang Kim, Min Ho Jung, Chang Young Chae
  • 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: 20240105918
    Abstract: A positive electrode material for a lithium secondary battery and a manufacturing method therefor are provided. The positive electrode material may have carbon nanotubes stably attached to a surface of an active material and may exhibit increased electron conductivity and improved surface stability. The positive electrode material for a lithium secondary battery may comprises: a positive electrode active material core comprising a Li—Ni—Co—Mn-M-O-based material, where M is a transition metal; and a carbon nanotube coating layer on a surface of the positive electrode active material core. Carbon nanotubes (CNT) may be in an amount of 1-5 wt %, based on 100 wt % of the positive electrode active material core.
    Type: Application
    Filed: July 3, 2023
    Publication date: March 28, 2024
    Inventors: Seung Min Oh, Sung Ho Ban, Sang Hun Lee, Chang Hoon Song, Yoon Sung Lee, Ko Eun Kim, Van Chuong Ho, Jun Young Mun
  • 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: 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
  • 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: 20240100206
    Abstract: A shoes care device includes a first management device, a second management device, a steam generator, and a controller. Each of the first management device and the second management device may be configured to include an inner cabinet, a connection path, a blowing part, and a dehumidifying part. A supply degree of steam, a dehumidification degree by a dehumidifying part, and a flow degree of air circulated in a connection path can be different between the first management device and the second management device, and as a result, the shoes can be managed under different conditions in the first management device and the second management device.
    Type: Application
    Filed: November 30, 2022
    Publication date: March 28, 2024
    Applicant: LG ELECTRONICS INC.
    Inventors: Chang Kyu KIM, Chan Ho CHUN, Man Ho CHUN
  • Patent number: 11943985
    Abstract: Discussed are a light-emitting device and a light-emitting display device having improved efficiency and increased lifespan. A plurality of stacks is provided between an anode and a cathode for at least a subpixel to emit a predetermined color, and emissive layers in different stacks include the same color-based materials having different luminous properties.
    Type: Grant
    Filed: June 7, 2021
    Date of Patent: March 26, 2024
    Assignee: LG DISPLAY CO., LTD.
    Inventors: Jin Ho Park, Kyu Il Han, Chang Hwan Kwak, Dong Hyeok Lim, Hwa Yong Shin, Ji Hyung 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
  • Patent number: 11939489
    Abstract: Provided is a composition for surface treatment of a steel sheet, the composition having excellent resistance to an acid, such as sulfuric acid, and to a coated steel sheet to which the composition for surface treatment is applied, wherein the composition for surface treatment comprises 30-50% wt % of colloidal silica containing 5-20 nm-sized silica, 40-60% wt % of silane containing three or more alkoxy groups, 5-15 wt % of an acrylate-based organic monomer, 0.01-1 wt % of an acid, and 1-15 wt % of a solvent.
    Type: Grant
    Filed: September 28, 2017
    Date of Patent: March 26, 2024
    Assignees: POSCO CO., LTD, NOROO COIL COATINGS CO., LTD.
    Inventors: Chang-Hoon Choi, Dong-Yun Kim, Min-Ho Jo, Jae-Duck Ko, Won-Ho Son, Jong-Hwa Kim
  • Publication number: 20240096897
    Abstract: In an embodiment, a device includes: a first semiconductor fin extending from a substrate; a second semiconductor fin extending from the substrate; a hybrid fin over the substrate, the second semiconductor fin disposed between the first semiconductor fin and the hybrid fin; a first isolation region between the first semiconductor fin and the second semiconductor fin; and a second isolation region between the second semiconductor fin and the hybrid fin, a top surface of the second isolation region disposed further from the substrate than a top surface of the first isolation region.
    Type: Application
    Filed: December 1, 2023
    Publication date: March 21, 2024
    Inventors: Po-Kang Ho, Tsai-Yu Huang, Huicheng Chang, Yee-Chia Yeo
  • Publication number: 20240094248
    Abstract: An electrically conductive contact pin which prevents a fatigue fracture in a void part by distributing stress concentration in the void part is provided. The electrically conductive contact pin includes: a first surface; a second surface facing the first surface; a lateral surface for connecting the first surface and the second surface; and a void part formed inside the electrically conductive contact pin by passing through the first surface and the second surface along the length direction of the electrically conductive contact pin. The void part includes: a center void part; and an end void part communicating with the center void part and extending toward an end side of the electrically conductive contact pin, wherein the width of the end void part is narrower than the width of the center void part.
    Type: Application
    Filed: January 27, 2022
    Publication date: March 21, 2024
    Applicant: POINT ENGINEERING CO., LTD.
    Inventors: Bum Mo AHN, Seung Ho PARK, Chang Hee HONG
  • 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: 20240086601
    Abstract: A method of generating a first performance-data-library (for a standard-cell-library) includes: for each standard cell that includes multiple gates, sorting the gates into groups including searching for matched ones amongst the gates (matched gates), grouping corresponding matched gates into corresponding multiple member-gates, and (for unmatched ones of the gates having no other matched gate (unmatched gates)), grouping the unmatched gates into corresponding single-member groups; for each standard cell, generating a corresponding first volume of performance data including, for each group, discretely calculating the first volume of performance data, mapping the volume of performance data to the subject gate in the group, and, for each multimember group, mapping the volume of performance data to non-subject gates; and basing the first performance-data-library at least in part on the first volumes of performance data.
    Type: Application
    Filed: January 23, 2023
    Publication date: March 14, 2024
    Inventors: Johnny Chiahao LI, Tzu-Hsuan HO, Pei-Wei LAO, Bing-Hsiu WU, Jerry Chang Jui KAO
  • Publication number: 20240086603
    Abstract: A method of reinforcement learning of a neural network device for generating a verification vector for verifying a circuit design comprising a circuit block includes inputting a test vector to the circuit block, generating one or more rewards based on a coverage corresponding to the test vector, the coverage being determined based on a state transition of the circuit block based on the test vector, and applying the one or more rewards to a reinforcement learning.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Applicant: SAMSUNG ELECTRONICS CO, LTD.
    Inventors: In HUH, Jeong-hoon KO, Hyo-jin CHOI, Seung-ju KIM, Chang-wook JEONG, Joon-wan CHAI, Kwang-II PARK, Youn-sik PARK, Hyun-sun PARK, Young-min OH, Jun-haeng LEE, Tae-ho LEE
  • 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: 20240087317
    Abstract: Data processing systems and methods are disclosed for augmenting video content with one or more augmentations to produce augmented video. Elements within video content may be identified by spatiotemporal indices and may have associated values. An advertiser can pay to have an augmentation added to an element that, for example, advertises the advertiser's goods and/or includes a link that, when activated, takes a user to the advertiser's website. Elements may have associated contexts that can be used to determine augmentations and element value, such as a position and/or current use of the element.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Inventors: Yu-Han CHANG, Tracey Chui Ping HO, Rajiv Tharmeswaran MAHESWARAN