Patents by Inventor Chang Ho

Chang 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: 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: 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
  • 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: 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
  • 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: 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: 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
  • Patent number: 11929389
    Abstract: An integrated circuit device includes a lower electrode, an upper electrode, and a dielectric layer structure between the lower electrode and the upper electrode, the dielectric layer structure including a first surface facing the lower electrode and a second surface facing the upper electrode. The dielectric layer structure includes a first dielectric layer including a first dielectric material and a plurality of grains extending from the first surface to the second surface and a second dielectric layer including a second dielectric material and surrounding a portion of a sidewall of each of the plurality of grains of the first dielectric layer in a level lower than the second surface. The second dielectric material includes a material having bandgap energy which is higher than bandgap energy of the first dielectric material.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: March 12, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Youn-soo Kim, Seung-min Ryu, Chang-su Woo, Hyung-suk Jung, Kyu-ho Cho, Youn-joung Cho
  • 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: 20240080320
    Abstract: A server according to an embodiment includes a processor configured to receive a friend add request for a target account from a user terminal accessed with a user account; based on one of the user account and the target account being a protected account, transmit an approval request for the friend add request to a protector account connected to the protected account; and based on receiving a reply to the approval request from the protector terminal, add the target account to a friend list of the user account.
    Type: Application
    Filed: April 27, 2023
    Publication date: March 7, 2024
    Inventors: You Jin KIM, Jung Woo CHOI, Jenog Ryeol CHOI, Joong Seon KIM, Hong Chan YUN, Ju Ho CHUNG, Do Hyun YOUN, Hyung Min KIM, Hyun Ok CHOI, Chun Ho KIM, Soo Beom KIM, Min Jeong KIM, Chang Oh HEO, Eun Soo HEO
  • Publication number: 20240081093
    Abstract: A display device includes a substrate, a first electrode disposed on the substrate, an organic light-emitting layer disposed on the first electrode, a second electrode disposed on the organic light-emitting layer, an encapsulation layer disposed on the second electrode, and a touch layer disposed on the encapsulation layer. The encapsulation layer includes a first inorganic layer, a first organic layer, a second organic layer, and a second inorganic layer. The first inorganic layer is disposed on the second electrode, the first organic layer is disposed on the first inorganic layer, the second organic layer is disposed on the first organic layer and has a greater ring parameter than the first organic layer, and the second inorganic layer is disposed on the second organic layer.
    Type: Application
    Filed: June 2, 2023
    Publication date: March 7, 2024
    Inventors: Jin Ho KWACK, Je Won YOO, Chang Mok KIM
  • Patent number: 11923366
    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: Grant
    Filed: July 9, 2021
    Date of Patent: March 5, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Po-Kang Ho, Tsai-Yu Huang, Huicheng Chang, Yee-Chia Yeo
  • Patent number: 11923610
    Abstract: In various embodiments, an antenna array may comprise a dielectric; a first patch antenna disposed on a first region of the dielectric; a second patch antenna disposed on a second region of the dielectric; and a ground layer including a first sub-ground layer in contact with a lower portion of the first region of the dielectric, a third sub-ground layer in contact with a lower portion of the second region of the dielectric, and a second sub-ground layer spaced apart from a lower portion between the first region and the second region of the dielectric.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: March 5, 2024
    Assignees: Samsung Electronics Co., Ltd., HONGIK UNIVERSITY INDUSTRY-ACADEMIA COOPERATION FOUNDATION
    Inventors: Jae-Hyun Park, Jeong-Hae Lee, Min-Seo Park, Young-Ho Ryu, Sung-Bum Park, Kwi-Seob Um, Chong-Min Lee, Chang-Hyun Lee
  • Patent number: 11925080
    Abstract: A display device includes a substrate including a display area and a non-display area, a plurality of pixels disposed in the display area, a common voltage supply wiring overlapping the non-display area and disposed on the substrate, a driving voltage supply wiring overlapping the non-display area and disposed on the substrate, and a data voltage supply wiring overlapping the non-display area and electrically connected to the plurality of pixels, where at least one of the common voltage supply wiring and the driving voltage supply wiring includes a chamfered area, the data voltage supply wiring includes a first data voltage supply wiring, a second data voltage supply wiring, and a third data voltage supply wiring, and the first to third data voltage supply wirings are disposed in different layers.
    Type: Grant
    Filed: July 20, 2021
    Date of Patent: March 5, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Jae-Ho Choi, Won Kyu Kwak, Chang Soo Pyon, Seung Gyu Tae
  • 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: 20240069299
    Abstract: An optical element driving mechanism includes a movable assembly, a fixed assembly, and a driving assembly. The movable assembly is configured to be connected to an optical element. The movable assembly is movable relative to the fixed assembly. The driving assembly is configured to drive the movable assembly to move relative to the fixed assembly in a range of motion. The optical element driving mechanism further includes a positioning assembly configured to position the movable assembly at a predetermined position relative to the fixed assembly when the driving assembly is not operating.
    Type: Application
    Filed: November 9, 2023
    Publication date: February 29, 2024
    Inventors: Chao-Chang HU, Kuen-Wang TSAI, Liang-Ting HO, Chao-Hsi WANG, Chih-Wei WENG, He-Ling CHANG, Che-Wei CHANG, Sheng-Zong CHEN, Ko-Lun CHAO, Min-Hsiu TSAI, Shu-Shan CHEN, Jungsuck RYOO, Mao-Kuo HSU, Guan-Yu SU
  • 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
  • Patent number: 11912804
    Abstract: A core-shell copolymer, a method of making the same, and a thermoplastic resin composition including the same are disclosed herein. In some embodiments, a core-shell copolymer includes a core and a shell surrounding the core, the core includes a conjugated diene-based monomer-derived repeating unit and a phosphate-based cross-linking agent-derived cross-linking part represented by Formula 1, and the shell includes a first alkyl (meth)acrylate monomer-derived repeating unit, a second alkyl (meth)acrylate monomer-derived repeating unit, and a sulfonate-based ionic monomer-derived repeating unit represented by Formula 2. The core is 68 parts to 92 parts and the shell is 8 parts to 32 parts, based on 100 parts of the core-shell copolymer, the core has a swell index of 2.7 to 10.9, the shell includes 1 wt % to 16 wt % of the sulfonate-based ionic monomer-derived repeating unit, and the shell has a weight average molecular weight of 105,000 g/mol to 645,000 g/mol.
    Type: Grant
    Filed: October 11, 2019
    Date of Patent: February 27, 2024
    Assignee: LG Chem, Ltd.
    Inventors: Kwang Jin Lee, Yoon Ho Kim, Sang Il Nam, Kyung Bok Sun, Chang No Lee, Sang Hoon Han
  • Patent number: 11915782
    Abstract: An electronic device including a memory device with improved reliability is provided. The semiconductor device comprises a data pin configured to transmit a data signal, a command/address pin configured to transmit a command and an address, a command/address receiver connected to the command/address pin, and a computing unit connected to the command/address receiver, wherein the command/address receiver receives a first command and a first address from the outside through the command/address pin and generates a first instruction on the basis of the first command and the first address, and the computing unit receives the first instruction and performs computation based on the first instruction.
    Type: Grant
    Filed: August 20, 2021
    Date of Patent: February 27, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chang Min Lee, Nam Hyung Kim, Dae Jeong Kim, Do Han Kim, Min Su Kim, Deok Ho Seo, Won Jae Shin, Yong Jun Yu, Il Gyu Jung, In Su Choi