Patents by Inventor Benxia Huang

Benxia Huang 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: 20220068760
    Abstract: A circuit prearranged heat dissipation embedded packaging structure according to an embodiment of the present disclosure includes at least one chip and a support frame surrounding the at least one chip. The support frame may include a via pillar passing through the support frame in the height direction, a first wiring layer on a first surface of the support frame, and a heat dissipation layer on the back face of the chip. The first wiring layer is flush with or higher than the first surface, the first wiring layer is in conductive connection with the heat dissipation layer, a gap between the chip and the frame is completely filled with the dielectric material, a second wiring layer is formed on a terminal face of the chip, and the second wiring layer is in conductive connection with the first wiring layer through the via pillar.
    Type: Application
    Filed: August 25, 2021
    Publication date: March 3, 2022
    Inventors: Xianming CHEN, Lei FENG, Benxia HUANG, Jindong FENG, Minxiong LI, Shigui XIN, Wenshi WANG
  • Publication number: 20220068825
    Abstract: A connector for implementing multi-faceted interconnection according to an embodiment of the present disclosure includes a first dielectric layer between a first circuit layer and a second circuit layer, a first copper pillar layer connecting the first circuit layer and the second circuit layer in the first dielectric layer, a second dielectric layer on the first circuit layer, a third circuit layer on the second dielectric layer, and a vertical second copper pillar layer connected to the third circuit layer, wherein an opening is formed in the second dielectric layer to expose the first circuit layer, and the second copper pillar layer exposes side faces facing side end faces of the first dielectric layer and the second dielectric layer.
    Type: Application
    Filed: September 1, 2021
    Publication date: March 3, 2022
    Inventors: Xianming CHEN, Lei FENG, Benxia HUANG, Yejie HONG
  • Publication number: 20220059520
    Abstract: Disclosed is a manufacturing method for an embedded structure. The method includes: preparing a temporary carrier board; preparing a second circuit layer on at least one of the upper surface and the lower surface of the temporary carrier board, and preparing a first dielectric layer to cover the second circuit layer; patterning and curing the first dielectric layer to form a cavity, mounting a device in the cavity, and performing hot-curing, wherein a surface of the device provided with a terminal faces an opening of the cavity; and preparing a second dielectric layer, wherein the device is embedded in the second dielectric layer, and a surface of the second dielectric layer is higher than a surface of the terminal by a preset value.
    Type: Application
    Filed: July 29, 2021
    Publication date: February 24, 2022
    Inventors: Xianming Chen, Bingsen Xie, Benxia Huang, Lei Feng, Wenshi Wang
  • Patent number: 11257713
    Abstract: A method for manufacturing an interposer board without a feature layer structure according to an embodiment of the present invention may include preparing a temporary carrier; forming an edge seal for the temporary carrier; laminating an insulating material onto upper and lower surfaces of the temporary carrier to form an insulating layer; forming a via on the insulating layer, filling the via with a metal; and removing the edge seal and removing the temporary carrier. An interposer board without a feature layer structure according to an embodiment of the present invention may include an insulating layer and a via-post layer embedded in the insulating layer, wherein the via-post has an end used as a pad.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: February 22, 2022
    Assignee: Zhuhai ACCESS Semiconductor Co., Ltd
    Inventors: Xianming Chen, Min Gu, Benxia Huang, Lei Feng, Bingsen Xie
  • Publication number: 20220053644
    Abstract: A passive device packaging structure embedded in a glass medium according to an embodiment of the present disclosures includes a glass substrate and at least one capacitor embedded in the glass substrate. The capacitor includes an upper electrode, a dielectric layer, and a lower electrode. The glass substrate is provided on its upper surface with a cavity, the dielectric layer covers a surface of the cavity and has an area larger than that of the cavity. The upper electrode is provided on the dielectric layer. The dielectric layer and the lower electrode are connected by a metal via pillar passing through the glass substrate.
    Type: Application
    Filed: August 16, 2021
    Publication date: February 17, 2022
    Inventors: Xianming CHEN, Yejie HONG, Benxia HUANG, Lei FENG
  • Publication number: 20220045043
    Abstract: An embedded packaging structure according to an embodiment of the present disclosure includes an optical communication device embedded in a substrate, and a blocking wall surrounding the working face opening. The optical communication device may include a working face for emitting light or receiving light. The working face may be revealed by a working face opening from a first surface of the substrate. The blocking wall may extend beyond the first surface in a direction away from the first surface.
    Type: Application
    Filed: August 4, 2021
    Publication date: February 10, 2022
    Inventors: Xianming CHEN, Benxia HUANG, Lei FENG, Lina JIANG, Bingsen XIE, Jindong FENG
  • Publication number: 20220045014
    Abstract: An embedded package structure having a shielding cavity according to an embodiment of the present disclosure includes a device embedded in an insulating layer, and a shielding cavity enclosing the device, wherein the shielding cavity is defined by a shielding wall embedded in the insulating layer and surrounding the device on four sides, and first and second wiring layers which cover first and second end faces of the shielding wall and are electrically connected with the shielding wall; wherein a signal line leading-out opening is to formed between the first end face of the shielding wall and the first wiring layer, and a signal line connected with a terminal of the device is led, from the signal line leading-out opening, out of the shielding cavity.
    Type: Application
    Filed: August 6, 2021
    Publication date: February 10, 2022
    Inventors: Xianming CHEN, Min GU, Lei FENG, Lina JIANG, Benxia HUANG, Wenshi WANG
  • Publication number: 20220013462
    Abstract: A method for manufacturing a package substrate, includes: providing a glass frame having a through hole and a chip embedding cavity; fixing an electronic component in the chip embedding cavity; coating a dielectric layer to an upper surface of the glass frame, the through hole and the chip embedding cavity and curing the dielectric layer; photoetching the dielectric layer to form an opening window arranged above the through hole; depositing metal through the opening window and patterning the metal to form a metal pillar and a circuit layer, the metal pillar passing through the through hole, the circuit layer being arranged on the upper surface and/or a lower surface of the glass frame and being connected to the electronic component and the metal pillar; forming a solder mask on a surface of the circuit layer, patterning the solder mask to form a pad connected to the circuit layer.
    Type: Application
    Filed: September 21, 2020
    Publication date: January 13, 2022
    Inventors: Xianming CHEN, Yejie HONG, Benxia HUANG, Lei FENG
  • Publication number: 20210407921
    Abstract: Disclosed are a method for manufacturing a support frame structure and a support frame structure. The method includes steps of: providing a metal plate including a support region and an opening region; forming an upper dielectric hole and a lower dielectric hole respectively at an upper surface and a lower surface of the support region by photolithography, with a metal spacer connected between the upper dielectric hole and the lower dielectric hole; forming an upper metal pillar on an upper surface of the metal plate, and laminating an upper dielectric layer which covers the upper metal pillar and the upper dielectric hole; etching the metal spacer, forming a lower metal pillar on the lower surface of the metal plate, and laminating a lower dielectric layer which covers the lower metal pillar and the lower dielectric hole.
    Type: Application
    Filed: September 22, 2020
    Publication date: December 30, 2021
    Inventors: Xianming CHEN, Jindong FENG, Benxia HUANG, Lei FENG, Jiangjiang ZHAO, Wenshi WANG
  • Publication number: 20210407922
    Abstract: Disclosed are a package structure of an integrated passive device and a manufacturing method thereof and a substrate. The method includes: providing an organic frame having a chip embedding cavity and a metal pillar, laminating at least one layer of first dielectric on an upper surface of the organic frame, and processing the first dielectric by photolithography to form an opening correspondingly above the chip embedding cavity; mounting an electronic component in the chip embedding cavity through the opening, the electronic component including an upper and lower electrodes; laminating and curing a second dielectric into the chip embedding cavity and on an upper surface of the first dielectric, thinning the first and second dielectrics to expose the upper and lower electrodes, upper and lower surfaces of the metal pillar; performing metal electroplating to form a circuit layer communicated with the upper and lower electrodes and the metal pillar.
    Type: Application
    Filed: September 23, 2020
    Publication date: December 30, 2021
    Inventors: Xianming CHEN, Yejie HONG, Benxia HUANG, Lei FENG, Bingsen XIE
  • Publication number: 20210410297
    Abstract: A temporary carrier according to an embodiment of the present invention may include a core layer, a first Cu foil layer and a second Cu foil layer on surfaces of both sides of the core layer. Each of the first Cu foil layer and the second Cu foil layer may include double Cu foils which are physically attached together.
    Type: Application
    Filed: September 30, 2020
    Publication date: December 30, 2021
    Inventors: Xianming CHEN, Jian PENG, Jida ZHANG, Benxia HUANG, Lei FENG, Bingsen XIE, Jun GAO
  • Publication number: 20210399400
    Abstract: A method for manufacturing an embedded package structure having an air resonant cavity according to an embodiment includes manufacturing a first substrate including a first insulating layer, a chip embedded in the insulating layer, and a wiring layer on a terminal face of the chip of the first substrate, wherein the wiring layer is provided thereon with an opening revealing the terminal face of the chip; manufacturing a second substrate which comprises a second insulating layer; locally applying a first adhesive layer on the wiring layer such that the opening revealing the terminal face of the chip is not covered; and applying a second adhesive layer on the second substrate; and attaching and curing the first adhesive layer of the first substrate and the second adhesive layer of the second substrate to obtain an embedded package structure having an air resonant cavity on the terminal face of the chip.
    Type: Application
    Filed: April 1, 2021
    Publication date: December 23, 2021
    Inventors: Xianming CHEN, Lei FENG, Benxia HUANG, Jindong FENG, Yejie HONG
  • Publication number: 20210391213
    Abstract: A method for manufacturing an interposer board without a feature layer structure according to an embodiment of the present invention may include preparing a temporary carrier; forming an edge seal for the temporary carrier; laminating an insulating material onto upper and lower surfaces of the temporary carrier to form an insulating layer; forming a via on the insulating layer, filling the via with a metal; and removing the edge seal and removing the temporary carrier. An interposer board without a feature layer structure according to an embodiment of the present invention may include an insulating layer and a via-post layer embedded in the insulating layer, wherein the via-post has an end used as a pad.
    Type: Application
    Filed: October 19, 2020
    Publication date: December 16, 2021
    Inventors: Xianming CHEN, Min GU, Benxia HUANG, Lei FENG, Bingsen XIE
  • Patent number: 11114310
    Abstract: An embedded packaging method capable of realizing heat dissipation, includes: providing a frame having at least one through hole; attaching a tape on the first surface and placing a device in the through hole; completely filling the through hole with photosensitive insulating material, and completely curing the photosensitive insulating material in a lower portion of the through hole while not completely curing the photosensitive insulating material in an upper portion of the through hole and covered on the second surface; electroplating on the first surface to form a first metal layer, and electroplating on the upper surface and a side surface of the device, an upper surface of the photosensitive insulating material and an upper end face of each of the first copper pillars to form a second metal layer; and etching to obtain a first circuit layer and a second circuit layer, respectively.
    Type: Grant
    Filed: September 21, 2020
    Date of Patent: September 7, 2021
    Assignee: ZHUHAI ACCESS SEMICONDUCTOR CO., LTD
    Inventors: Xianming Chen, Wenshi Wang, Weiyuan Yang, Minxiong Li, Benxia Huang, Lei Feng