Patents by Inventor Wei-Yu Chen

Wei-Yu Chen 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: 11756931
    Abstract: A chip package structure is provided. The chip package structure includes a first chip, a second chip, and a third chip. The chip package structure includes a first molding layer surrounding the first chip and the second chip. The first molding layer is a single layer structure. A first boundary surface between the passivation layer and the second molding layer extends toward the first chip. The chip package structure includes a second molding layer surrounding the third chip and the first molding layer. A first bottom surface of the first molding layer and a second bottom surface of the second molding layer are substantially coplanar.
    Type: Grant
    Filed: August 3, 2020
    Date of Patent: September 12, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Wei-Yu Chen, Li-Hsien Huang, An-Jhih Su, Hsien-Wei Chen
  • Patent number: 11747590
    Abstract: An imaging optical lens assembly includes five optical elements with refractive power. The five optical elements, in order from an object side to an image side along an optical path, are a first optical element, a second optical element, a third optical element, a fourth optical element, and a fifth optical element. The first optical element has an object-side surface being concave in a paraxial region thereof. The third optical element has negative refractive power.
    Type: Grant
    Filed: September 3, 2020
    Date of Patent: September 5, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Shao-Yu Chang, Wei-Yu Chen
  • Patent number: 11749594
    Abstract: A semiconductor structure and a manufacturing method thereof are provided. The semiconductor structure includes a first under-bump metallization (UBM) pattern, a first conductive via, and a first dielectric layer laterally covering the first UBM pattern and the first conductive via. Entireties of a top surface and a bottom surface of the first UBM pattern are substantially planar. The first conductive via landing on the top surface of the first UBM pattern includes a vertical sidewall and a top surface connected to the vertical sidewall, and a planarized mark is on the top surface of the first conductive via. A bottom surface of the first dielectric layer is substantially flush with the bottom surface of the first UBM, and a top surface of the first dielectric layer is substantially flush with the top surface of the first conductive via.
    Type: Grant
    Filed: April 20, 2022
    Date of Patent: September 5, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Kuan-Lin Ho, Chin-Liang Chen, Jiun-Yi Wu, Chi-Yang Yu, Yu-Min Liang, Wei-Yu Chen
  • Publication number: 20230266566
    Abstract: An optical photographing lens assembly includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element and a sixth lens element. The first lens element with positive refractive power has an object-side surface being convex in a paraxial region thereof. The second lens element has refractive power. The third lens element has refractive power. The fourth lens element has refractive power. The fifth lens element with refractive power has an image-side surface being convex in a paraxial region thereof, wherein an object-side surface and the image-side surface of the fifth lens element are both aspheric. The sixth lens element with refractive power has an object-side surface and an image-side surface being both aspheric. The optical photographing lens assembly has a total of six lens elements with refractive power.
    Type: Application
    Filed: April 27, 2023
    Publication date: August 24, 2023
    Inventor: Wei-Yu CHEN
  • Patent number: 11730816
    Abstract: The present invention relates to a modified starch and a method for obtaining the modified starch by using a debranching enzyme, such as isoamylase, pullulanase, limit dextrinase and the like. The debranching enzyme modified starch of present invention exhibits excellent film-forming capacity, film strength, and gelation ability, so as to be used as a material for making hard capsules without the use of coagulants and plasticizers.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: August 22, 2023
    Assignee: DAH FENG CAPSULE INDUSTRY CO., LTD
    Inventors: Ruei-Jan Chang, Hsin-Yi Chao, Pei-Hsuan Lee, Wei-Yu Chen
  • Patent number: 11728249
    Abstract: In an embodiment, a device includes: an integrated circuit die; a first dielectric layer over the integrated circuit die; a first metallization pattern extending through the first dielectric layer to electrically connect to the integrated circuit die; a second dielectric layer over the first metallization pattern; an under bump metallurgy extending through the second dielectric layer; a third dielectric layer over the second dielectric layer and portions of the under bump metallurgy; a conductive ring sealing an interface of the third dielectric layer and the under bump metallurgy; and a conductive connector extending through the center of the conductive ring, the conductive connector electrically connected to the under bump metallurgy.
    Type: Grant
    Filed: July 12, 2021
    Date of Patent: August 15, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Wei-Yu Chen, An-Jhih Su, Der-Chyang Yeh, Li-Hsien Huang, Ming Shih Yeh
  • Publication number: 20230251464
    Abstract: A photographing optical lens system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element, a seventh lens element and an eighth lens element. The second lens element has positive refractive power. The eighth lens element has an image-side surface being concave in a paraxial region thereof, wherein the image-side surface of the eighth lens element has at least one convex shape in an off-axis region thereof, and both an object-side surface and the image-side surface thereof are aspheric. The photographing optical lens system has a total of eight lens elements. An air gap in a paraxial region is located between every two lens elements of the photographing optical lens system that are adjacent to each other.
    Type: Application
    Filed: April 18, 2023
    Publication date: August 10, 2023
    Applicant: LARGAN PRECISION CO., LTD.
    Inventor: Wei-Yu CHEN
  • Patent number: 11721659
    Abstract: A package structure is provided. The package structure includes a semiconductor die and a molding compound layer surrounding the semiconductor die. The package structure also includes a conductive bump over the molding compound layer and a first polymer-containing layer surrounding and in contact with the conductive bump. The package structure further includes a second polymer-containing layer disposed over the first polymer-containing layer. A bottom surface of the conductive bump is below a bottom surface of the second polymer-containing layer.
    Type: Grant
    Filed: June 28, 2021
    Date of Patent: August 8, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hao-Jan Pei, Chih-Chiang Tsao, Wei-Yu Chen, Hsiu-Jen Lin, Ming-Da Cheng, Ching-Hua Hsieh, Chung-Shi Liu
  • Patent number: 11721559
    Abstract: A semiconductor device and method for forming the semiconductor device is provided. The semiconductor device includes an integrated circuit having through vias adjacent to the integrated circuit die, wherein a molding compound is interposed between the integrated circuit die and the through vias. The through vias have a projection extending through a patterned layer, and the through vias may be offset from a surface of the patterned layer. The recess may be formed by selectively removing a seed layer used to form the through vias.
    Type: Grant
    Filed: May 23, 2022
    Date of Patent: August 8, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chen-Hua Yu, Hsien-Wei Chen, Chi-Hsi Wu, Der-Chyang Yeh, An-Jhih Su, Wei-Yu Chen
  • Patent number: 11723046
    Abstract: A method and apparatus are disclosed from the perspective of a first device. In one embodiment, the method includes the first device performs sensing on a data resource pool, and the first device selects/derives at least a first data resource from the data resource pool based on the sensing result of the data resource pool. The method further includes the first device transmits a first control information on a first control resource, wherein the first control information allocates or indicates the first data resource. The method also includes the first device performs a first data transmission on the first data resource to at least one second device.
    Type: Grant
    Filed: September 23, 2019
    Date of Patent: August 8, 2023
    Assignee: ASUSTek Computer Inc.
    Inventors: Ming-Che Li, Li-Chih Tseng, Wei-Yu Chen, Li-Te Pan
  • Patent number: 11719911
    Abstract: An imaging optical lens assembly includes seven lens elements which are, in order from an object side to an image side along an optical path: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The third lens element with positive refractive power has an image-side surface being convex in a paraxial region thereof. The fourth lens element has negative refractive power. The fifth lens element has an object-side surface being concave in a paraxial region thereof. The sixth lens element with negative refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof, and the image-side surface of the sixth lens element has at least one critical point in an off-axis region thereof.
    Type: Grant
    Filed: December 8, 2020
    Date of Patent: August 8, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Yu Jui Lin, Yu-Chun Ke, Jin Sen Wang, Wei-Yu Chen, Chun-Yen Chen
  • Publication number: 20230245903
    Abstract: A semiconductor device includes a first die extending through a molding compound layer, a first dummy die having a bottom embedded in the molding compound layer, wherein a height of the first die is greater than a height of the first dummy die, and an interconnect structure over the molding compound layer, wherein a first metal feature of the interconnect structure is electrically connected to the first die and a second metal feature of the interconnect structure is over the first dummy die and extends over a sidewall of the first dummy die.
    Type: Application
    Filed: April 10, 2023
    Publication date: August 3, 2023
    Inventors: Chen-Hua Yu, An-Jhih Su, Chi-Hsi Wu, Der-Chyang Yeh, Hsien-Wei Chen, Wei-Yu Chen
  • Patent number: 11714264
    Abstract: A photographing system includes, in order from an object side to an image side, a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element with refractive power. The first lens element with positive refractive power has an object-side surface being convex in paraxial region. The second lens element with refractive power has an image-side surface being concave in paraxial region. The third, fourth and fifth lens elements all have refractive powers. The sixth lens element with refractive power has an image-side surface being concave in paraxial region, wherein the image-side surface has at least one convex shape in off-axis region, and both of two surfaces are aspheric. The seventh lens element with refractive power has an object-side surface being concave in paraxial region, and both of two surfaces are aspheric.
    Type: Grant
    Filed: January 19, 2021
    Date of Patent: August 1, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventor: Wei-Yu Chen
  • Publication number: 20230237970
    Abstract: A method of controlling a display device includes obtaining a duty cycle of a backlight control signal, and adjusting a starting time of a pulse in the backlight control signal at least according to the duty cycle. The backlight control signal is used to control a backlight of the display device.
    Type: Application
    Filed: April 26, 2022
    Publication date: July 27, 2023
    Applicant: QISDA CORPORATION
    Inventors: Tse-Wei Fan, Wei-Yu Chen
  • Patent number: 11709345
    Abstract: An optical lens assembly includes seven lens elements which are, in order from object side to image side: first lens element, second lens element, third lens element, fourth lens element, fifth lens element, sixth lens element and seventh lens element. The first lens element has object-side surface having at least one convex shape in off-axis region thereof. The second lens element with positive refractive power has object-side surface being convex in paraxial region thereof. The third lens element has image-side surface being convex in paraxial region thereof. The sixth lens element with positive refractive power has object-side surface being convex in paraxial region thereof. The seventh lens element has image-side surface being concave in paraxial region thereof, and the image-side surface of the seventh lens element has at least one convex critical point in off-axis region thereof. The optical lens assembly has a total of seven lens elements.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: July 25, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Yu-Tai Tseng, Chun-Che Hsueh, Hung-Shuo Chen, Wei-Yu Chen
  • Patent number: 11709342
    Abstract: An optical imaging lens assembly includes, in order from an object side to an image side: a first, a second, a third, a fourth, a fifth and a sixth lens elements. The first lens element has negative refractive power. The second lens element has an object-side surface being concave in a paraxial region thereof. The third lens element has an object-side surface being convex in a paraxial region thereof. The fifth lens element with negative refractive power has an object-side surface being concave and an image-side surface being convex in a paraxial region thereof. The sixth lens element has an image-side surface being concave in a paraxial region thereof. At least one of an object-side surface and the image-side surface of the sixth lens element has at least one critical point in an off-axis region thereof, wherein both the surfaces of the sixth lens element are aspheric.
    Type: Grant
    Filed: August 13, 2020
    Date of Patent: July 25, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Chien-Hsun Wu, Chun-Che Hsueh, Wei-Yu Chen
  • Patent number: 11705378
    Abstract: A semiconductor package includes a circuit board structure, a first redistribution layer structure and first bonding elements. The circuit board structure includes outermost first conductive patterns and a first mask layer adjacent to the outermost first conductive patterns. The first redistribution layer structure is disposed over the circuit board structure. The first bonding elements are disposed between and electrically connected to the first redistribution layer structure and the outermost first conductive patterns of the circuit board structure. In some embodiments, at least one of the first bonding elements covers a top and a sidewall of the corresponding outermost first conductive pattern.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: July 18, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jung-Wei Cheng, Jiun-Yi Wu, Hsin-Yu Pan, Tsung-Ding Wang, Yu-Min Liang, Wei-Yu Chen
  • Patent number: 11688693
    Abstract: A package includes an interposer structure free of any active devices. The interposer structure includes an interconnect device; a dielectric film surrounding the interconnect device; and first metallization pattern bonded to the interconnect device. The package further includes a first device die bonded to an opposing side of the first metallization pattern as the interconnect device and a second device die bonded to a same side of the first metallization pattern as the first device die. The interconnect device electrically connects the first device die to the second device die.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: June 27, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Wei-Yu Chen, Chun-Chih Chuang, Kuan-Lin Ho, Yu-Min Liang, Jiun Yi Wu
  • Patent number: 11686922
    Abstract: An imaging optical lens assembly includes seven lens elements which are, in order from an object side to an image side along an optical path: a first lens element, a second lens element, a third lens element, a fourth lens element, a fifth lens element, a sixth lens element and a seventh lens element. The third lens element with positive refractive power has an image-side surface being convex in a paraxial region thereof. The fourth lens element has negative refractive power. The fifth lens element has an object-side surface being concave in a paraxial region thereof. The sixth lens element with negative refractive power has an object-side surface being convex in a paraxial region thereof and an image-side surface being concave in a paraxial region thereof, and the image-side surface of the sixth lens element has at least one critical point in an off-axis region thereof.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: June 27, 2023
    Assignee: LARGAN PRECISION CO., LTD.
    Inventors: Yu Jui Lin, Yu-Chun Ke, Jin Sen Wang, Wei-Yu Chen
  • Publication number: 20230197671
    Abstract: A system for reflowing a semiconductor workpiece including a stage, a first vacuum module and a second vacuum module, and an energy source is provided. The stage includes a base and a protrusion connected to the base, the stage is movable along a height direction of the stage relative to the semiconductor workpiece, the protrusion operably holds and heats the semiconductor workpiece, and the protrusion includes a first portion and a second portion surrounded by and spatially separated from the first portion. The first vacuum module and the second vacuum module respectively coupled to the first portion and the second portion of the protrusion, and the first vacuum module and the second vacuum module are operable to respectively apply a pressure to the first portion and the second portion. The energy source is disposed over the stage to heat the semiconductor workpiece held by the protrusion of the stage.
    Type: Application
    Filed: February 22, 2023
    Publication date: June 22, 2023
    Applicant: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng-Shiuan Wong, Ching-Hua Hsieh, Hsiu-Jen Lin, Hao-Jan Pei, Hsuan-Ting Kuo, Wei-Yu Chen, Chia-Shen Cheng, Philip Yu-Shuan Chung