Patents by Inventor Chi Ho

Chi 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: 20230246037
    Abstract: An electronic device including a substrate, a conductive layer, a first driving component, and an electronic component is provided. The conductive layer is disposed on the substrate. A thickness of the conductive layer is between 0.5 ?m and 12 ?m. The first driving component is disposed on the conductive layer. The electronic component is disposed on the substrate and electrically connected to the first driving component.
    Type: Application
    Filed: January 11, 2023
    Publication date: August 3, 2023
    Applicant: Innolux Corporation
    Inventors: Chia-Ping Tseng, Chia-Chi Ho
  • Patent number: 11713274
    Abstract: A mixed silver powder and a conductive paste comprising the powder are disclosed. The mixed silver powder is obtained by mixing two or more spherical silver powders having different properties from each other. The mixed powder may minimize the disadvantages of the respective types of the two or more powders and maximize the advantages thereof, thereby improving the characteristics of products. In addition, by comprehensively controlling the particle size distribution of surface-treated mixed silver powder and the particle diameter and specific gravity of primary particles, a high-density conductor pattern, a precise line pattern, and the suppression of aggregation over time can be simultaneously achieved.
    Type: Grant
    Filed: June 21, 2022
    Date of Patent: August 1, 2023
    Assignee: DAEJOO ELECTRONIC MATERIALS CO., LTD.
    Inventors: Chi Ho Yoon, Jin Ho Kwak, Won Jun Jo, Young Ho Lee, Jong Chan Lim, Moo Hyun Lim
  • Publication number: 20230223526
    Abstract: A positive electrode material powder including a lithium nickel-based oxide represented by Chemical Formula 1 (LiaNibCocM1dM2eO2) and having a degree of single-particle formation, represented by the following Equation (1), of 0.3 to 0.8: ? i = 1 n 4 ? ? 3 ? R i 3 n × 1 D 50 . In Equation (1), Ri is a radius of the ith grain as measured by subjecting an electrode manufactured using the positive electrode material powder to ion milling and then analyzing the cross section of the electrode by electron backscatter diffraction (EBSD), n is the total number of grains as measured by the EBSD analysis and ranges from 350 to 450, and D50 is a volume-cumulative average particle diameter of the positive electrode material powder as measured using a laser diffraction particle size analyzer.
    Type: Application
    Filed: January 6, 2023
    Publication date: July 13, 2023
    Applicant: LG Energy Solution Ltd.
    Inventors: Jong Wook Heo, Wang Mo Jung, Chi Ho JO, Jin Tae Hwang, Hae Jung Jung, Byung Joon Chae, Tae Gu Yoo, Suk Bae Yoon, Hyeon Jin Cho
  • Publication number: 20230207799
    Abstract: A positive electrode active material is disclosed herein. In some embodiments, a positive electrode active material includes a lithium composite transition metal oxide in the form of at least one of single particles or pseudo-single particles, wherein each single particle consists of one nodule, and each pseudo-single particle is a composite of 30 or fewer nodules, wherein the lithium composite transition metal oxide includes Ni, Co, Mn, and Al, wherein a molar ratio of the number of moles of Ni to the total number of moles of all metal elements except lithium is 0.83 to less than 1, a molar ratio of the number of moles of Co to the number of moles of Mn is 0.5 to less than 1, and a molar ratio ratio of the number of moles of Co to the number of moles of Al is 5 to 15.
    Type: Application
    Filed: December 16, 2022
    Publication date: June 29, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Chi Ho Jo, Wang Mo Jung, Tae Gu Yoo, Jin Tae Hwang, Hae Jung Jung, Jong Wook Heo, Hyeon Jin Cho
  • Patent number: 11688934
    Abstract: An antenna device is provided. The antenna device includes a first substrate, a first conductive layer, a first insulating structure, a second substrate, a second conductive layer and a liquid-crystal layer. The first conductive layer is disposed on the first substrate. The first insulating structure is disposed on the first conductive layer, and the first insulating structure includes a first region and a second region. The second substrate is disposed opposite to the first substrate. The second conductive layer is disposed on the second substrate. The liquid-crystal layer is disposed between the first conductive layer and the second conductive layer. The thickness of the first region is less than the thickness of the second region, and at least a portion of the first region is disposed in an overlapping region of the first conductive layer and the second conductive layer.
    Type: Grant
    Filed: August 31, 2021
    Date of Patent: June 27, 2023
    Assignee: INNOLUX CORPORATION
    Inventors: Yi-Hung Lin, Tang-Chin Hung, Chia-Chi Ho, I-Yin Li
  • Publication number: 20230187594
    Abstract: The disclosure provides an electronic device including a substrate, at least one conductive composite structure, and an electronic element. The at least one conductive composite structure is disposed on the substrate. The at least one conductive composite structure includes a first metal layer, a second metal layer, and a third metal layer. The second metal layer is located between the first metal layer and the third metal layer, and the thickness of the second metal layer ranges from 0.5 ?m to 12 ?m. The electronic element is disposed on the at least one conductive composite structure and bonded to the at least one conductive composite structure.
    Type: Application
    Filed: November 21, 2022
    Publication date: June 15, 2023
    Applicant: Innolux Corporation
    Inventors: Chia-Ping Tseng, Chia-Chi Ho
  • Publication number: 20230173815
    Abstract: An ink circulation system, including an ink cartridge, an ink tank, an ink pump, first, second, and third valves, a print head, a heating assembly, and a positive-negative pressure assembly, is provided. The ink cartridge has an output pipeline and an ink cartridge valve. The ink tank is disposed on one side of the ink cartridge and connected to the output pipeline. The ink pump is connected to the output pipeline and the ink tank through an ink pipeline. The first valve is connected to the ink tank through a first pipeline. The second valve is disposed on the output pipeline. The third valve is connected to the output pipeline and the ink pipeline through a return pipeline. The print head is connected to the ink tank and the return pipeline. The heating assembly is disposed in the ink tank. The positive-negative pressure assembly is connected to the first pipeline.
    Type: Application
    Filed: February 18, 2022
    Publication date: June 8, 2023
    Applicant: Kinpo Electronics, Inc.
    Inventors: Po-Chih Chang, Pei-Chi Ho, Ya-Ching Tung, Chi-Kuang Shen, Shou-Chih Sun, Yao-Te Huang
  • Publication number: 20230178724
    Abstract: An electrode assembly having a high energy density and a lithium secondary battery including the same are disclosed herein. The electrode assembly includes a positive electrode in which a positive electrode mixture layer includes a positive electrode active material and a positive electrode additive and a negative electrode in which a negative electrode mixture layer includes graphite mixed with silicon (Si)-containing particles. The amount of gas generated during charging and discharging of a battery is reduced, the resistance change rate of the electrode is low even after charging and discharging, and accordingly, a lithium secondary battery including the electrode assembly has a high energy density, a long lifetime, and good quick charging efficiency.
    Type: Application
    Filed: February 15, 2022
    Publication date: June 8, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Shul Kee Kim, Sang Seung Oh, Hye Hyeon Kim, Sung Chul Lim, Chi Ho Jo
  • Publication number: 20230170603
    Abstract: An electronic device including a substrate, a first metal pattern, a first insulating pattern, and a second metal pattern is provided. The first metal pattern is disposed on the substrate. The first insulating pattern is disposed on the first metal pattern. The second metal pattern is disposed on the first metal pattern and the first insulating pattern. The second metal pattern includes a first contact portion and a second contact portion. In a cross-sectional view, the first contact portion and the second contact portion are in contact with the first metal pattern, and the first insulating pattern is in contact with the first metal pattern and the second metal pattern between the first contact portion and the second contact portion.
    Type: Application
    Filed: October 27, 2022
    Publication date: June 1, 2023
    Applicant: Innolux Corporation
    Inventors: Chung-Chun Cheng, Chia-Chi Ho, Chia-Ping Tseng, Yan-Zheng Wu, Yao-Wen Hsu
  • Publication number: 20230159818
    Abstract: A photochromic composition having at least one photochromic naphthopyran-based component with R? and R? groups selected from hydrogen, alkyl, fluorinated alkyl, alkenyl, alkynyl, alkylaryl, cycloalkyl, alkoxy, halogen, amine, carbonate ester, carboxylate, aryl, substituted aryl, heteroaryl, substituted heteroaryl or a heterocyclic group and Ar? and Ar? groups selected from unsubstituted or substituted cyclic five-membered or six-membered structures including benzene, pyridine, thiophene, furan, carbazole, triphenylamine, dibenzothiophene, dibenzofuran, fluorine, naphthalene, anthracene and pyrene. The photochromic composition is excitable under a visible light range to produce a color change. A second photochromic naphthopyran-based component with a different thermal decay rate constant (k) may further be included in the photochromic composition. The photochromic composition is incorporated into color-changing inks and polymers.
    Type: Application
    Filed: November 22, 2022
    Publication date: May 25, 2023
    Inventors: Nathan Man-Wai WU, Chi Ho KWOK, Chaau Yan POON, Chenmin LIU
  • Publication number: 20230146666
    Abstract: An electronic package and method for manufacturing is provided. The package includes an electronic component having a terminal, a solidified molding compound encapsulating the electronic component, a lead including an inner and a mounting portion. The molding compound includes a first recess at or near a perimeter of a bottom surface of the mounting portion, exposing a portion of a bottom surface of the inner portion arranged near the mounting portion, and/or a second recess at the perimeter of the bottom surface of the mounting portion, the second recess exposing a portion of a side surface of the mounting portion extending between the top and the bottom surface of the mounting portion. The package provides more exposed lead space for a larger solder covering area using the first and/or second recess. Thus, solder strain accumulation is reduced or mitigated, and reliability of the electronic package can be enhanced.
    Type: Application
    Filed: November 8, 2022
    Publication date: May 11, 2023
    Applicant: NEXPERIA B.V.
    Inventors: Zhou Zhou, Haibo Fan, Chi Ho Leung
  • Patent number: 11646301
    Abstract: A display device includes a circuit board and a plurality of light-emitting units disposed on the circuit board. The circuit board includes a substrate and a plurality of signal lines disposed on the substrate. Each light-emitting unit includes a base board, at least one light-emitting element and a driving circuit layer. The light-emitting element is between the base board and the substrate. The driving circuit layer is between the light-emitting element and the base board, and electrically connected to the light-emitting element and the signal line.
    Type: Grant
    Filed: October 27, 2021
    Date of Patent: May 9, 2023
    Assignee: Au Optronics Corporation
    Inventors: Chi-Ho Chang, Yang-En Wu
  • Publication number: 20230135807
    Abstract: An optical fiber connector with a housing configured to hold a plurality of optical fiber ferrules is selectively reconfigurable between a first configuration and a second configuration different from the first configuration. The housing can have different widths in the first and second configurations. The ferrules can have different ferrule arrangements in the first and second configurations. The optical fiber connector can be mateable with different types of receptacles in the first and second configurations. Reconfiguration can be achieved by disconnecting a rear housing from a plurality of front housings at first set of attachment points, rotating the rear housing 180° in relation to the front housings, and attaching the rear housing to the front housings at the second set of attachment points.
    Type: Application
    Filed: November 4, 2022
    Publication date: May 4, 2023
    Inventors: Kazuyoshi TAKANO, Kenji IIZUMI, Chi Ho FAN, Siu Kei MA
  • Publication number: 20230134075
    Abstract: A method for producing a semiconductor package includes providing a lead frame and a bond pad with a space therebetween. The frame is provided with a die bonded thereon and a die pad. The die, the pad, a part of the frame, a part of the bond pad and the space between the frame and the bond pad are encapsulated. Part of the first encapsulation is removed to create a cavity having a bottom surface including an exposed surface of the die, an exposed surface of the pad, an exposed surface of the bond pad and a connecting region between the exposed surface of the pad and the bond pad. The cavity is partly filled with an electrically conductive paste. The electrically conductive paste is cured to obtain an interconnect between the die pad and the bond pad. The interconnect is encapsulated.
    Type: Application
    Filed: November 3, 2022
    Publication date: May 4, 2023
    Applicant: NEXPERIA B.V.
    Inventors: Chi Ho Leung, Shun Tik Yeung, King Man Tai, Ka Shing Martin Li
  • Publication number: 20230128140
    Abstract: A disclosure sacrificial positive electrode material with reduced gas generation and a method of preparing the same are disclosed herein. In some embodiments, a method includes calcining a mixture of lithium oxide (Li2O) and cobalt oxide (CoO) in an atmosphere containing an inert gas and oxygen gas and having a relative humidity of 20% or less, wherein the oxygen gas is at a partial pressure of 1% or less, to prepare a lithium cobalt metal oxide represented by Chemical Formula (1): LixCo(1-y)MyO4-zAz??[Chemical Formula 1] M is at least one selected from the group consisting of Ti, Al, Zn, Zr, Mn and Ni, A is a halogen, x, y and z are 5?x?7, 0?y?0.4, and 0?z?0.001. A battery having the sacrificial positive electrode material can have reduced gas generation in the electrode assembly at the time of charging the battery, and thus the stability and life of the battery are improved.
    Type: Application
    Filed: February 9, 2022
    Publication date: April 27, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Tae Gu Yoo, Wang Mo Jung, Chi Ho Jo, Ji Hye Kim, Hae Jung Jung, Jong Wook Heo
  • Publication number: 20230131442
    Abstract: An electronic device includes a substrate, a driving element, a conductive layer, and an electronic element is provided. The driving element is disposed on the substrate. The conductive layer is disposed on the substrate, wherein there is a first distance (B) between the driving element and an edge of the conductive layer. The electronic element is disposed on the conductive layer and is electrically connected to the driving element, wherein there is a second distance (A) between the electronic element and the edge of the conductive layer, and the first distance (B) is greater than the second distance (A).
    Type: Application
    Filed: September 30, 2022
    Publication date: April 27, 2023
    Applicant: Innolux Corporation
    Inventors: Yi-Hung Lin, Hsiu-Yi Tsai, Chia-Ping Tseng, Chia-Chi Ho
  • Publication number: 20230124210
    Abstract: An encoded substrate to be filmed by a camera device for generating an image is provided. The encoded substrate includes a plurality of grids arranged in a form of two-dimensional array, wherein each grid includes a first pattern and a second pattern not overlapped with each other. The first pattern corresponds to a first-dimensional encoded value, and the second pattern corresponds to a second-dimensional encoded value. The image is processed by a processor for scanning the plurality of grids. In a first-dimensional direction, the processor outputs a first coordinate according to at least two first patterns corresponding to at least two consecutive grids among the plurality of grids. In a second- dimensional direction, the processor outputs a second coordinate according to at least two second patterns corresponding to at least two consecutive grids among the plurality of grids.
    Type: Application
    Filed: December 23, 2021
    Publication date: April 20, 2023
    Applicant: INDUSTRIAL TECHNOLOGY RESEARCH INSTITUTE
    Inventors: Tan-Chi HO, Yi-Chun CHEN, Wen TSUI
  • Publication number: 20230115280
    Abstract: A sacrificial positive electrode material, a positive electrode comprising the same, and a lithium secondary battery having the positive electrode are disclosed herein. In some embodiments, a sacrificial positive electrode material includes a lithium cobalt oxide represented by the following Chemical Formula 1, wherein the sacrificial positive electrode active material has a defect formation energy of metal (M) of ?4.0 to ?8.5 eV, calculated using density functional theory (DFT): LixCo(1-y)MyO4 ??[Chemical Formula 1] M is at least one selected from the group consisting of Al, Fe, Zn, Ti, W, Mg, Ge and Si, pa x and y are 5?x?7 and 0.05?y?0.6. When the defect formation energy of the metal is controlled within a specific range, a high initial charging/discharging efficiency is realized during initial charging/discharging, and the amount of gas additionally generated at the later time of charging/discharging is reduced. Thus, stability and the charging/discharging performance of a battery is improved.
    Type: Application
    Filed: February 10, 2022
    Publication date: April 13, 2023
    Applicant: LG Energy Solution, Ltd.
    Inventors: Tae Gu Yoo, Wang Mo Jung, Chi Ho Jo, Ji Hye Kim, Hae Jung Jung, Jong Wook Heo
  • Publication number: 20230101106
    Abstract: A display device includes a first substrate, a first circuit structure, and light-emitting element package structures. The first circuit structure is located above the first substrate, and the first circuit structure has holes. Light-emitting element package structures are located above the first circuit structure. Each light-emitting element package structure includes a second substrate and at least one light-emitting element. The light emitting element is located between the second substrate and the first substrate, emitting toward the first circuit substrate, and overlapping with corresponding hole of the first circuit structure. The width of the corresponding hole near the first substrate is greater than the width of the corresponding hole near the second substrate.
    Type: Application
    Filed: October 26, 2021
    Publication date: March 30, 2023
    Applicant: Au Optronics Corporation
    Inventors: Chi-Ho Chang, Jian-Jhou Tseng
  • Patent number: 11614997
    Abstract: A method for managing a host memory buffer, a memory storage apparatus, and a memory control circuit unit are provided. The method includes: detecting whether a system abnormality occurs; copying a first command and first data corresponding to the first command stored in a data buffer of a host system to the memory storage apparatus in response to determining that the system abnormality occurs; executing an initial operation after copying the first command and the first data, wherein the initial operation initializes a part of a hardware circuit in the memory storage apparatus and does not initialize another part of the hardware circuit in the memory storage apparatus; and re-executing the first command stored in the memory storage apparatus after initializing the part of the hardware circuit.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: March 28, 2023
    Assignee: PHISON ELECTRONICS CORP.
    Inventor: Hsiao-Chi Ho