Patents by Inventor Zhao-Chong Zeng

Zhao-Chong 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).

  • Patent number: 10219390
    Abstract: A carrier board having two opposite surfaces is provided and a releasing film and a metal layer are formed on the two opposite surfaces respectively. Each metal layer formed with positioning pads is covered with a first hot-melt-dielectric layer where a passive component is disposed. The passive component has upper and lower surfaces each having electrode pads. Each first hot-melt-dielectric layer is disposed on a core board having a cavity to receive the passive component. A second hot-melt-dielectric layer is stacked on each core board. The first and second hot-melt-dielectric layers are heat pressed to form two dielectric layer units each having a top surface and a bottom surface. The carrier board and the releasing films are removed to separate the dielectric layer units. Wiring layers are formed on each top surface and each bottom surface and electrically connected to the electrode pads of the upper and lower surfaces respectively.
    Type: Grant
    Filed: September 14, 2015
    Date of Patent: February 26, 2019
    Assignee: Unimicron Technology Corp.
    Inventors: Shih-Pin Hsu, Zhao-Chong Zeng
  • Patent number: 9295159
    Abstract: A packaging substrate with an embedded semiconductor component and a method of fabricating the same are provided, including: fixing a semiconductor chip with electrode pads to an assisting layer with apertures through an adhesive member, wherein each of the electrode pads has a bump formed thereon, each of the apertures is filled with a filling material, and the bumps correspond to the apertures, respectively; forming a first dielectric layer on the assisting layer to encapsulate the semiconductor chip; removing the bumps and the filling material to form vias; and forming a first wiring layer on the first dielectric layer and forming first conductive vias in the vias to provide electrical connections between the electrode pads and the first wiring layer, wherein the first wiring layer comprises a plurality of conductive lands formed right on the first conductive vias, respectively.
    Type: Grant
    Filed: August 10, 2012
    Date of Patent: March 22, 2016
    Assignee: Unimicron Technology Corporation
    Inventor: Zhao Chong Zeng
  • Publication number: 20160007483
    Abstract: A carrier board having two opposite surfaces is provided and a releasing film and a metal layer are formed on the two opposite surfaces respectively. Each metal layer formed with positioning pads is covered with a first hot-melt-dielectric layer where a passive component is disposed. The passive component has upper and lower surfaces each having electrode pads. Each first hot-melt-dielectric layer is disposed on a core board having a cavity to receive the passive component. A second hot-melt-dielectric layer is stacked on each core board. The first and second hot-melt-dielectric layers are heat pressed to form two dielectric layer units each having a top surface and a bottom surface. The carrier board and the releasing films are removed to separate the dielectric layer units. Wiring layers are formed on each top surface and each bottom surface and electrically connected to the electrode pads of the upper and lower surfaces respectively.
    Type: Application
    Filed: September 14, 2015
    Publication date: January 7, 2016
    Inventors: Shih-Pin Hsu, Zhao-Chong Zeng
  • Patent number: 9232665
    Abstract: A packaging substrate includes: a dielectric layer unit having top and bottom surfaces; a positioning pad embedded in the bottom surface of the dielectric layer unit; at least a passive element having a plurality of electrode pads disposed on upper and lower surfaces thereof, the passive element being embedded in the dielectric layer unit and corresponding to the positioning pad; a first circuit layer disposed on the top surface of the dielectric layer unit, the first circuit layer having first conductive vias electrically connected to the electrode pads disposed on the upper surface of the passive element; and a second circuit layer disposed on the bottom surface of the dielectric layer unit, the second circuit layer having second conductive vias electrically connected to the electrode pads disposed on the lower surface of the passive element. Through the embedding of the passive element, the overall structure may have a reduced height.
    Type: Grant
    Filed: August 12, 2014
    Date of Patent: January 5, 2016
    Assignee: Unimicron Technology Corporation
    Inventors: Shih-Ping Hsu, Zhao-Chong Zeng
  • Patent number: 9179549
    Abstract: A packaging substrate includes: a core board with at least a cavity; a dielectric layer unit having upper and lower surfaces and encapsulating the core board and filling the cavity; a plurality of positioning pads embedded in the lower surface of the dielectric layer unit; at least a passive component having upper and lower surfaces with electrode pads disposed thereon and embedded in the dielectric layer unit so as to be received in the cavity of the core board at a position corresponding to the positioning pads; first and second wiring layers disposed on the upper and lower surfaces of the dielectric layer unit and electrically connected to the electrode pads of the upper and lower surfaces of the passive component through conductive vias, respectively. By embedding the passive component in the core board and the dielectric layer unit, the invention effectively reduces the height of the overall structure.
    Type: Grant
    Filed: December 14, 2010
    Date of Patent: November 3, 2015
    Assignee: Unimicron Technology Corporation
    Inventors: Shih-Ping Hsu, Zhao-Chong Zeng
  • Patent number: 9129870
    Abstract: A package structure having an embedded electronic component includes: a carrier having a cavity penetrating therethrough; a semiconductor chip received in the cavity and having solder bumps disposed thereon; a dielectric layer formed on the carrier and the semiconductor chip so as to encapsulate the solder bumps; a wiring layer formed on the dielectric layer; an insulating protection layer formed on the dielectric layer and the wiring layer; and a solder material formed in the dielectric layer and the insulating protection layer for electrically connecting the wiring layer and the solder bumps, thereby shortening the signal transmission path between the semiconductor chip and the carrier to avoid signal losses.
    Type: Grant
    Filed: June 25, 2014
    Date of Patent: September 8, 2015
    Assignee: Unimicron Technology Corporation
    Inventor: Zhao-Chong Zeng
  • Publication number: 20140345125
    Abstract: A packaging substrate includes: a dielectric layer unit having top and bottom surfaces; a positioning pad embedded in the bottom surface of the dielectric layer unit; at least a passive element having a plurality of electrode pads disposed on upper and lower surfaces thereof, the passive element being embedded in the dielectric layer unit and corresponding to the positioning pad; a first circuit layer disposed on the top surface of the dielectric layer unit, the first circuit layer having first conductive vias electrically connected to the electrode pads disposed on the upper surface of the passive element; and a second circuit layer disposed on the bottom surface of the dielectric layer unit, the second circuit layer having second conductive vias electrically connected to the electrode pads disposed on the lower surface of the passive element. Through the embedding of the passive element, the overall structure may have a reduced height.
    Type: Application
    Filed: August 12, 2014
    Publication date: November 27, 2014
    Inventors: Shih-Ping Hsu, Zhao-Chong Zeng
  • Publication number: 20140345930
    Abstract: A packaging substrate includes: a dielectric layer unit having top and bottom surfaces; a positioning pad embedded in the bottom surface of the dielectric layer unit; at least a passive element having a plurality of electrode pads disposed on upper and lower surfaces thereof, the passive element being embedded in the dielectric layer unit and corresponding to the positioning pad; a first circuit layer disposed on the top surface of the dielectric layer unit, the first circuit layer having first conductive vias electrically connected to the electrode pads disposed on the upper surface of the passive element; and a second circuit layer disposed on the bottom surface of the dielectric layer unit, the second circuit layer having second conductive vias electrically connected to the electrode pads disposed on the lower surface of the passive element. Through the embedding of the passive element, the overall structure may have a reduced height.
    Type: Application
    Filed: August 12, 2014
    Publication date: November 27, 2014
    Inventors: Shih-Ping Hsu, Zhao-Chong Zeng
  • Publication number: 20140345126
    Abstract: A packaging substrate includes: a dielectric layer unit having top and bottom surfaces; a positioning pad embedded in the bottom surface of the dielectric layer unit; at least a passive element having a plurality of electrode pads disposed on upper and lower surfaces thereof, the passive element being embedded in the dielectric layer unit and corresponding to the positioning pad; a first circuit layer disposed on the top surface of the dielectric layer unit, the first circuit layer having first conductive vias electrically connected to the electrode pads disposed on the upper surface of the passive element; and a second circuit layer disposed on the bottom surface of the dielectric layer unit, the second circuit layer having second conductive vias electrically connected to the electrode pads disposed on the lower surface of the passive element. Through the embedding of the passive element, the overall structure may have a reduced height.
    Type: Application
    Filed: August 12, 2014
    Publication date: November 27, 2014
    Inventors: Shih-Ping Hsu, Zhao-Chong Zeng
  • Patent number: 8884429
    Abstract: A package structure having an embedded electronic component includes: a carrier having a cavity penetrating therethrough; a semiconductor chip received in the cavity and having solder bumps disposed thereon; a dielectric layer formed on the carrier and the semiconductor chip so as to encapsulate the solder bumps; a wiring layer formed on the dielectric layer; an insulating protection layer formed on the dielectric layer and the wiring layer; and a solder material formed in the dielectric layer and the insulating protection layer for electrically connecting the wiring layer and the solder bumps, thereby shortening the signal transmission path between the semiconductor chip and the carrier to avoid signal losses.
    Type: Grant
    Filed: January 18, 2012
    Date of Patent: November 11, 2014
    Assignee: Unimicron Technology Corporation
    Inventor: Zhao-Chong Zeng
  • Publication number: 20140306340
    Abstract: A package structure having an embedded electronic component includes: a carrier having a cavity penetrating therethrough; a semiconductor chip received in the cavity and having solder bumps disposed thereon; a dielectric layer formed on the carrier and the semiconductor chip so as to encapsulate the solder bumps; a wiring layer formed on the dielectric layer; an insulating protection layer formed on the dielectric layer and the wiring layer; and a solder material formed in the dielectric layer and the insulating protection layer for electrically connecting the wiring layer and the solder bumps, thereby shortening the signal transmission path between the semiconductor chip and the carrier to avoid signal losses.
    Type: Application
    Filed: June 25, 2014
    Publication date: October 16, 2014
    Inventor: Zhao-Chong Zeng
  • Patent number: 8829356
    Abstract: A packaging substrate includes: a dielectric layer unit having top and bottom surfaces; a positioning pad embedded in the bottom surface of the dielectric layer unit; at least a passive element having a plurality of electrode pads disposed on upper and lower surfaces thereof, the passive element being embedded in the dielectric layer unit and corresponding to the positioning pad; a first circuit layer disposed on the top surface of the dielectric layer unit, the first circuit layer having first conductive vias electrically connected to the electrode pads disposed on the upper surface of the passive element; and a second circuit layer disposed on the bottom surface of the dielectric layer unit, the second circuit layer having second conductive vias electrically connected to the electrode pads disposed on the lower surface of the passive element. Through the embedding of the passive element, the overall structure may have a reduced height.
    Type: Grant
    Filed: August 12, 2011
    Date of Patent: September 9, 2014
    Assignee: Unimicron Technology Corporation
    Inventors: Shih-Ping Hsu, Zhao-Chong Zeng
  • Publication number: 20130258623
    Abstract: A package structure having an embedded electronic element includes: a substrate having two opposite surfaces and a cavity penetrating the two opposite surfaces; at least a metal layer disposed on the sidewall of the cavity and extending to the surfaces of the substrate; an electronic element disposed in the cavity and having a plurality of electrode pads disposed on side surfaces thereof; and a solder material electrically connecting the electrode pads of the electronic element and the metal layer, thereby effectively alleviating the problems of alignment difficulty and high fabrication cost as encountered in the prior art.
    Type: Application
    Filed: March 29, 2012
    Publication date: October 3, 2013
    Applicant: UNIMICRON TECHNOLOGY CORPORATION
    Inventor: Zhao-Chong Zeng
  • Patent number: 8421213
    Abstract: A package structure includes a first carrier board provided with a through hole, at least a filling hole in communication with the through hole, a semiconductor chip received in the through hole, and a fastening member disposed in the filling hole and abutting against the semiconductor chip so as to secure the semiconductor chip in position, thereby preventing the semiconductor chip in the through hole from displacement under an external force.
    Type: Grant
    Filed: August 24, 2009
    Date of Patent: April 16, 2013
    Assignee: Unimicron Technology Corporation
    Inventors: Shin-Ping Hsu, Zhao-Chong Zeng, Zhi-Hui Yang
  • Publication number: 20120302012
    Abstract: A packaging substrate with an embedded semiconductor component and a method of fabricating the same are provided, including: fixing a semiconductor chip with electrode pads to an assisting layer with apertures through an adhesive member, wherein each of the electrode pads has a bump formed thereon, each of the apertures is filled with a filling material, and the bumps correspond to the apertures, respectively; forming a first dielectric layer on the assisting layer to encapsulate the semiconductor chip; removing the bumps and the filling material to form vias; and forming a first wiring layer on the first dielectric layer and forming first conductive vias in the vias to provide electrical connections between the electrode pads and the first wiring layer, wherein the first wiring layer comprises a plurality of conductive lands formed right on the first conductive vias, respectively.
    Type: Application
    Filed: August 10, 2012
    Publication date: November 29, 2012
    Applicant: UNIMICRON TECHNOLOGY CORPORATION
    Inventor: Zhao Chong Zeng
  • Publication number: 20120273941
    Abstract: A package structure having an embedded electronic component includes: a carrier having a cavity penetrating therethrough; a semiconductor chip received in the cavity and having solder bumps disposed thereon; a dielectric layer formed on the carrier and the semiconductor chip so as to encapsulate the solder bumps; a wiring layer formed on the dielectric layer; an insulating protection layer formed on the dielectric layer and the wiring layer; and a solder material formed in the dielectric layer and the insulating protection layer for electrically connecting the wiring layer and the solder bumps, thereby shortening the signal transmission path between the semiconductor chip and the carrier to avoid signal losses.
    Type: Application
    Filed: January 18, 2012
    Publication date: November 1, 2012
    Applicant: UNIMICRON TECHNOLOGY CORPORATION
    Inventor: Zhao-Chong Zeng
  • Patent number: 8242383
    Abstract: A packaging substrate with an embedded semiconductor component and a method of fabricating the same are provided, including: fixing a semiconductor chip with electrode pads to an assisting layer with apertures through an adhesive member, wherein each of the electrode pads has a bump formed thereon, each of the apertures is filled with a filling material, and the bumps correspond to the apertures, respectively; forming a first dielectric layer on the assisting layer to encapsulate the semiconductor chip; removing the bumps and the filling material to form vias; and forming a first wiring layer on the first dielectric layer and forming first conductive vias in the vias to provide electrical connections between the electrode pads and the first wiring layer, wherein the first wiring layer comprises a plurality of conductive lands formed right on the first conductive vias, respectively.
    Type: Grant
    Filed: September 1, 2009
    Date of Patent: August 14, 2012
    Assignee: Unimicron Technology Corporation
    Inventor: Zhao Chong Zeng
  • Publication number: 20120049366
    Abstract: A package structure includes a dielectric layer having a first surface and a second surface; a through-silicon-via (TSV) chip embedded in the dielectric layer, wherein the TSV chip has a plurality of conductive TSVs, and electrode pads formed on a surface of the TSV chip that are electrically connected to the conductive TSVs and exposed from the second surface of the dielectric layer; and a first circuit layer formed on the first surface of the dielectric layer, wherein the first circuit layer is connected to the conductive TSVs of the TSV chip by the conductive blind vias, so that the high wiring density semiconductor chip can be disposed on the electrode pads of the TSV chip in order to integrate high wiring density semiconductor chips. The invention also provides a fabrication method for fabricating the package structure having an embedded TSV chip.
    Type: Application
    Filed: August 24, 2011
    Publication date: March 1, 2012
    Applicant: UNIMICRON TECHNOLOGY CORPORATION
    Inventor: Zhao-Chong Zeng
  • Publication number: 20120037411
    Abstract: A packaging substrate includes: a core board with at least a cavity; a dielectric layer unit having upper and lower surfaces and encapsulating the core board and filling the cavity; a plurality of positioning pads embedded in the lower surface of the dielectric layer unit; at least a passive component having upper and lower surfaces with electrode pads disposed thereon and embedded in the dielectric layer unit so as to be received in the cavity of the core board at a position corresponding to the positioning pads; first and second wiring layers disposed on the upper and lower surfaces of the dielectric layer unit and electrically connected to the electrode pads of the upper and lower surfaces of the passive component through conductive vias, respectively. By embedding the passive component in the core board and the dielectric layer unit, the invention effectively reduces the height of the overall structure.
    Type: Application
    Filed: December 14, 2010
    Publication date: February 16, 2012
    Applicant: UNIMICRON TECHNOLOGY CORPORATION
    Inventors: Shih-Ping Hsu, Zhao-Chong Zeng
  • Publication number: 20120037404
    Abstract: A packaging substrate includes: a dielectric layer unit having top and bottom surfaces; a positioning pad embedded in the bottom surface of the dielectric layer unit; at least a passive element having a plurality of electrode pads disposed on upper and lower surfaces thereof, the passive element being embedded in the dielectric layer unit and corresponding to the positioning pad; a first circuit layer disposed on the top surface of the dielectric layer unit, the first circuit layer having first conductive vias electrically connected to the electrode pads disposed on the upper surface of the passive element; and a second circuit layer disposed on the bottom surface of the dielectric layer unit, the second circuit layer having second conductive vias electrically connected to the electrode pads disposed on the lower surface of the passive element. Through the embedding of the passive element, the overall structure may have a reduced height.
    Type: Application
    Filed: August 12, 2011
    Publication date: February 16, 2012
    Applicant: UNIMICRON TECHNOLOGY CORPORATION
    Inventors: Shih- Ping Hsu, Zhao-Chong Zeng