Patents by Inventor XinRu Zeng

XinRu Zeng 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: 20230343773
    Abstract: A semiconductor package structure includes a substrate, including first conductive pads and packaging pads opposite to the first conductive pads, one or more semiconductor chips stacking on the substrate, a molding compound encapsulating the semiconductor chips, first metal wires connecting the semiconductor chips to the packaging pads, a first metal pad on a side of the molding compound opposite to the substrate, and a second metal wire located in the molding compound and connecting the first metal pad to a chip-contact pad of a semiconductor chip of the semiconductor chips.
    Type: Application
    Filed: June 15, 2023
    Publication date: October 26, 2023
    Inventors: Peng CHEN, Houde ZHOU, Xinru ZENG
  • Publication number: 20230275070
    Abstract: A chip package structure includes multiple chips stacked together, a molding layer encapsulating the multiple chips, a conductive layer is on a side of the molding layer away from the multiple chips, and a vertical conductive element extending from a surface of the molding layer to the bonding pad. Each of the multiple chips includes a bonding pad not covered by the multiple chips. The vertical conductive element connects the conductive layer and the bonding pad. The vertical conductive element includes gold.
    Type: Application
    Filed: May 9, 2023
    Publication date: August 31, 2023
    Inventors: XinRu Zeng, Peng Chen, Houde Zhou
  • Publication number: 20230268197
    Abstract: A method for fabricating a substrate structure for packaging includes providing a core substrate, a plurality of conductive pads at a first surface of the core substrate, and a metal layer at a second surface of the core substrate opposite to the first surface; forming a conductive structure, for pasting the substrate structure onto an external component, on each of the plurality of conductive pads; forming a molding compound on the first surface of the core substrate and to encapsulate the conductive structure; and forming a plurality of packaging pads by patterning the metal layer at the second surface of the core substrate.
    Type: Application
    Filed: April 25, 2023
    Publication date: August 24, 2023
    Inventors: Xinru ZENG, Peng CHEN, Houde ZHOU
  • Patent number: 11721686
    Abstract: A packaging method includes providing a substrate structure, including a core substrate, a plurality of first conductive pads at a first surface of the core substrate, and a plurality of packaging pads at a second surface of the core substrate; and packaging a plurality of semiconductor chips onto the substrate structure at the second surface of the core substrate, including forming a first metal wire to connect with a chip-contact pad of a semiconductor chip, and forming a molding compound on the second surface of the core substrate to encapsulate the plurality of semiconductor chips. One end of the first metal wire connects to the chip-contact pad, and another end of the first metal wire is exposed at the surface of the molding compound. The packaging method further includes forming a first metal pad on the surface of the molding compound to electrically connect with the first metal wire.
    Type: Grant
    Filed: March 31, 2021
    Date of Patent: August 8, 2023
    Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.
    Inventors: Peng Chen, Houde Zhou, Xinru Zeng
  • Patent number: 11694904
    Abstract: A method for fabricating a substrate structure for packaging includes providing a core substrate, a plurality of conductive pads at a first surface of the core substrate, and a metal layer at a second surface of the core substrate opposite to the first surface; forming a conductive structure, for pasting the substrate structure onto an external component, on each of the plurality of conductive pads; forming a molding compound on the first surface of the core substrate and to encapsulate the conductive structure; and forming a plurality of packaging pads by patterning the metal layer at the second surface of the core substrate.
    Type: Grant
    Filed: March 16, 2021
    Date of Patent: July 4, 2023
    Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.
    Inventors: Xinru Zeng, Peng Chen, Houde Zhou
  • Publication number: 20230209842
    Abstract: The present disclosure provides a memory system packaging structure and fabrication methods. The memory system packaging structure includes memory modules, a memory controller, a redistribution layer electrically connected to the memory controller, a plastic encapsulation layer encapsulating the memory modules and the memory controller, and one or more connecting pillars extending in the vertical direction and configured for providing electric power to the memory modules. Each memory module includes memory dies stacked in a vertical direction. Each connecting pillar includes a first portion being in physical contact with one of the memory dies and a second portion being in physical contact with the redistribution layer.
    Type: Application
    Filed: January 16, 2023
    Publication date: June 29, 2023
    Inventors: Xinru Zeng, Peng Chen, Houde Zhou
  • Patent number: 11688721
    Abstract: A chip package structure includes a chip stack and a redistribution layer. The chip stack includes multiple chips stacked together, a molding layer encapsulating the multiple chips, and a vertical conductive element extending from a surface of the molding layer reach and coupled to the bonding pad. Each of the multiple chips includes a bonding pad not covered by the multiple chips. The redistribution layer is above the molding layer and includes a conductive layer coupled to the vertical conductive element, and an insulating layer over and partially exposing the conductive layer.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: June 27, 2023
    Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.
    Inventors: XinRu Zeng, Peng Chen, Houde Zhou
  • Publication number: 20220278089
    Abstract: A packaging method includes providing a substrate structure, including a core substrate, a plurality of first conductive pads at a first surface of the core substrate, and a plurality of packaging pads at a second surface of the core substrate; and packaging a plurality of semiconductor chips onto the substrate structure at the second surface of the core substrate, including forming a first metal wire to connect with a chip-contact pad of a semiconductor chip, and forming a molding compound on the second surface of the core substrate to encapsulate the plurality of semiconductor chips. One end of the first metal wire connects to the chip-contact pad, and another end of the first metal wire is exposed at the surface of the molding compound. The packaging method further includes forming a first metal pad on the surface of the molding compound to electrically connect with the first metal wire.
    Type: Application
    Filed: March 31, 2021
    Publication date: September 1, 2022
    Inventors: Peng CHEN, Houde ZHOU, Xinru ZENG
  • Publication number: 20220254755
    Abstract: The present disclosure includes a semiconductor package including a redistribution layer (RDL) having a first surface in contact with input/output (I/O) contacts and a second surface opposite to the first surface. The semiconductor package also includes a staircase interconnect structure formed on the second surface of the RDL and electrically connected with the RDL. The staircase interconnect structure includes staircase layers including a first staircase layer and a second staircase layer stacked on a top surface of the first staircase layer. The second staircase layer covers a portion of the top surface of the first staircase layer such that a remaining portion of the top surface of the first staircase layer is exposed. Integrated circuit (IC) chips are electrically connected to the RDL via the staircase interconnect structure. A first IC chip of the IC chips is electrically connected to the RDL through the remaining portion of the top surface of the first staircase layer.
    Type: Application
    Filed: April 29, 2021
    Publication date: August 11, 2022
    Applicant: Yangtze Memory Technologies Co., Ltd.
    Inventors: Xinru ZENG, Peng CHEN, Meng WANG, Baohua ZHANG, Houde ZHOU
  • Publication number: 20220238351
    Abstract: A method for fabricating a substrate structure for packaging includes providing a core substrate, a plurality of conductive pads at a first surface of the core substrate, and a metal layer at a second surface of the core substrate opposite to the first surface; forming a conductive structure, for pasting the substrate structure onto an external component, on each of the plurality of conductive pads; forming a molding compound on the first surface of the core substrate and to encapsulate the conductive structure; and forming a plurality of packaging pads by patterning the metal layer at the second surface of the core substrate.
    Type: Application
    Filed: March 16, 2021
    Publication date: July 28, 2022
    Inventors: Xinru ZENG, Peng CHEN, Houde ZHOU
  • Publication number: 20210384166
    Abstract: A chip package structure includes a chip stack and a redistribution layer. The chip stack includes multiple chips stacked together, a molding layer encapsulating the multiple chips, and a vertical conductive element extending from a surface of the molding layer reach and coupled to the bonding pad. Each of the multiple chips includes a bonding pad not covered by the multiple chips. The redistribution layer is above the molding layer and includes a conductive layer coupled to the vertical conductive element, and an insulating layer over and partially exposing the conductive layer.
    Type: Application
    Filed: August 23, 2021
    Publication date: December 9, 2021
    Inventors: XinRu Zeng, Peng Chen, Houde Zhou
  • Patent number: 11133290
    Abstract: A chip package structure including a first chip stack and a redistribution layer is provided. The first chip stack includes a plurality of first chips, a first molding layer and at least one first vertical conductive element. The plurality of first chips are sequentially stacked, wherein each of the plurality of first chips includes at least one first bonding pad, and the first bonding pads are not covered by the plurality of first chips. The first molding layer encapsulates the plurality of first chips. The at least one first vertical conductive element penetrates through the first molding layer, wherein the at least one first vertical conductive element is disposed on and electrically connected to at least one of the first bonding pads. The redistribution layer is disposed on the first chip stack and electrically connected to the at least one first vertical conductive element.
    Type: Grant
    Filed: January 7, 2020
    Date of Patent: September 28, 2021
    Assignee: Yangtze Memory Technologies Co., Ltd.
    Inventors: XinRu Zeng, Peng Chen, Houde Zhou
  • Publication number: 20210167039
    Abstract: A chip package structure including a first chip stack and a redistribution layer is provided. The first chip stack includes a plurality of first chips, a first molding layer and at least one first vertical conductive element. The plurality of first chips are sequentially stacked, wherein each of the plurality of first chips includes at least one first bonding pad, and the first bonding pads are not covered by the plurality of first chips. The first molding layer encapsulates the plurality of first chips. The at least one first vertical conductive element penetrates through the first molding layer, wherein the at least one first vertical conductive element is disposed on and electrically connected to at least one of the first bonding pads. The redistribution layer is disposed on the first chip stack and electrically connected to the at least one first vertical conductive element.
    Type: Application
    Filed: January 7, 2020
    Publication date: June 3, 2021
    Inventors: XinRu Zeng, Peng Chen, Houde Zhou