Patents by Inventor Yu-Chang Chien

Yu-Chang Chien 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: 10515936
    Abstract: A package structure includes a first redistribution structure, a die, a plurality of conductive sheets, a plurality of conductive balls, and a first encapsulant. The first redistribution structure has a first surface and a second surface opposite to the first surface. The die has a plurality of connection pads electrically connected to the first surface of the first redistribution structure. The conductive sheets are electrically connected to the first surface of the first redistribution structure. The conductive balls are correspondingly disposed on the conductive sheets and are electrically coupled to the first surface of the first redistribution structure through the conductive sheets. The first encapsulant encapsulates the die, the conductive sheets, and the conductive balls. The first encapsulant exposes at least a portion of each conductive ball.
    Type: Grant
    Filed: June 25, 2018
    Date of Patent: December 24, 2019
    Assignee: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Nan-Chun Lin
  • Publication number: 20190378803
    Abstract: A package structure including at least one semiconductor chip, an insulating encapsulant, a conductive frame, a supporting frame, a conductive layer and a redistribution layer is provided. The at least one semiconductor chip has an active surface and a backside surface opposite to the active surface. The insulating encapsulant is encapsulating the at least one semiconductor chip. The conductive frame is surrounding the insulating encapsulant. The supporting frame is surrounding the conductive frame. The conductive layer is disposed on the backside surface of the semiconductor chip. The redistribution layer is disposed on and electrically connected to the active surface of the semiconductor chip.
    Type: Application
    Filed: June 7, 2018
    Publication date: December 12, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Nan-Chun Lin
  • Publication number: 20190341369
    Abstract: A semiconductor package including an ultra-thin redistribution structure, a semiconductor die, a first insulating encapsulant, a semiconductor chip stack, and a second insulating encapsulant is provided. The semiconductor die is disposed on and electrically coupled to the ultra-thin redistribution structure. The first insulating encapsulant is disposed on the ultra-thin redistribution structure and encapsulates the semiconductor die. The semiconductor chip stack is disposed on the first insulating encapsulant and electrically coupled to the ultra-thin redistribution structure. The second insulating encapsulant is disposed on the ultra-thin redistribution structure and encapsulates the semiconductor chip stack and the first insulating encapsulant. A manufacturing method of a semiconductor package is also provided.
    Type: Application
    Filed: May 2, 2018
    Publication date: November 7, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Nan-Chun Lin
  • Patent number: 10438931
    Abstract: A package structure includes a first redistribution layer, a second redistribution layer, a die, a plurality of conductive pillars and a die-stacked structure. The first redistribution layer has a first surface and a second surface opposite to the first surface. The second redistribution layer is disposed above the first surface. The die is disposed between the first redistribution layer and the second redistribution layer and has an active surface and a rear surface opposite to the active surface. The active surface is adhered to the first surface, and the die is electrically connected to the first redistribution layer. The conductive pillars are disposed and electrically connected between the first redistribution layer and the second redistribution layer. The die-stacked structure is bonded on the second redistribution layer.
    Type: Grant
    Filed: January 15, 2018
    Date of Patent: October 8, 2019
    Assignee: Powertech Technology Inc.
    Inventors: Han-Wen Lin, Hung-Hsin Hsu, Shang-Yu Chang Chien, Nan-Chun Lin
  • Publication number: 20190299803
    Abstract: A vehicle includes a battery connecting module and a processor. The battery connecting module is configured to couple to at least one rechargeable battery. The processor is configured to: determine whether the battery module is coupled to a charging device; in response to the battery module being coupled to the charging device, transmit a permission request to a server; and in response to receiving a charging permission corresponding to the permission request from the server, allow the at least one rechargeable battery to be charged by the charging device.
    Type: Application
    Filed: March 29, 2019
    Publication date: October 3, 2019
    Inventors: Hsun-Wen Cheng, Yu-Chang Chien, Jia-Yang Wu
  • Patent number: 10381278
    Abstract: A testing method of a packaging process includes following steps. A substrate is provided. A circuit structure is formed on the substrate. The circuit structure includes a real unit area and a dummy side rail surrounding the real unit area, and a plurality of first circuit patterns is disposed on the real unit area. A second circuit pattern is formed on the dummy side rail, and the second circuit pattern emulates the configurations of at least a portion of the first circuit patterns for operating a simulation test. In addition, a packaging structure adapted for a testing process is also mentioned.
    Type: Grant
    Filed: September 14, 2017
    Date of Patent: August 13, 2019
    Assignee: Powertech Technology Inc.
    Inventors: Hung-Hsin Hsu, Shang-Yu Chang Chien, Nan-Chun Lin
  • Publication number: 20190226043
    Abstract: A method for manufacturing an ultra-hard and wear-resistant composite blade, comprising the following steps: carrying out pre-blank-fabricating and pre-matrix-forming treatments on a blade matrix (2) material to form a preformed blank; adding an ultra-hard alloy material in the preformed blank by means of an ultra-high-temperature melting treatment; after cooling, machining and grinding according to the blade specifications to obtain the ultra-hard, wear-resistant and antirust composite blade. The composite blade manufactured using the method has ultra-high hardness, wear resistance and blank antirust performance; moreover, the cutting edge of the nanoscale ultra-hard alloy body is durable and sharp and is not liable to wear.
    Type: Application
    Filed: March 31, 2017
    Publication date: July 25, 2019
    Inventor: Yu-chang CHIEN
  • Publication number: 20190164948
    Abstract: A package structure including a redistribution structure, a die, at least one connecting module, a first insulating encapsulant, a chip stack, and a second insulating encapsulant. The die is disposed on and electrically connected to the redistribution structure. The connecting module is disposed on the redistribution structure. The connecting module includes a protection layer and a plurality of conductive bars embedded in the protection layer. The first insulating encapsulant encapsulates the die and the connecting module. The chip stack is disposed on the first insulating encapsulant and the die. The chip stack is electrically connected to the connecting module. The second insulating encapsulant encapsulates the chip stack.
    Type: Application
    Filed: August 27, 2018
    Publication date: May 30, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Nan-Chun Lin
  • Publication number: 20190164888
    Abstract: A package structure including a redistribution structure, a die, a plurality of conductive structures, a first insulating encapsulant, a chip stack, and a second insulating encapsulant. The die is disposed on and electrically connected to the redistribution structure. The conductive structures are disposed on and electrically connected to the redistribution structure. The conductive structures surround the die. The first insulating encapsulant encapsulates the die and the conductive structures. The first insulating structure includes a plurality of openings exposing top surfaces of the conductive structures. The chip stack is disposed on the first insulating encapsulant and the die. The chip stack is electrically connected to the conductive structures. The second insulating encapsulant encapsulates the chip stack.
    Type: Application
    Filed: August 28, 2018
    Publication date: May 30, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Nan-Chun Lin
  • Publication number: 20190164909
    Abstract: A package structure including a redistribution structure, a die, at least one connecting module, a first insulating encapsulant, a chip stack, and a second insulating encapsulant. The die is disposed on and electrically connected to the redistribution structure. The connecting module is disposed on the redistribution structure. The connecting module has a protection layer and a plurality of conductive bars. The conductive bars are embedded in the protection layer. The protection layer includes a plurality of openings corresponding to the conductive bars. The first insulating encapsulant encapsulates the die and the connecting module. The chip stack is disposed on the first insulating encapsulant and the die. The chip stack is electrically connected to the connecting module. The second insulating encapsulant encapsulates the chip stack.
    Type: Application
    Filed: August 28, 2018
    Publication date: May 30, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Shang-Yu Chang Chien, Hung-Hsin Hsu, Nan-Chun Lin
  • Patent number: 10276526
    Abstract: A semiconductor package structure and a manufacturing method thereof are provided. The semiconductor package structure includes a redistribution structure, at least one package structure and a second encapsulant. The redistribution structure has a first surface and a second surface opposite to the first surface. The package structure is over the first surface and includes at least one die, a first encapsulant, a redistribution layer, and a plurality of second conductive terminals. The die has a plurality of first conductive terminals thereon. The first encapsulant encapsulates the die and exposes at least part of the first conductive terminals. The redistribution layer is over the first encapsulant and is electrically connected to the first conductive terminals. The second conductive terminals are electrically connected between the redistribution layer and the redistribution structure. The second encapsulant, encapsulates the package structure and exposes at least part of the second conductive terminals.
    Type: Grant
    Filed: October 17, 2018
    Date of Patent: April 30, 2019
    Assignee: Powertech Technology Inc.
    Inventors: Hung-Hsin Hsu, Nan-Chun Lin, Shang-Yu Chang Chien
  • Publication number: 20190080971
    Abstract: A testing method of a packaging process includes following steps. A substrate is provided. A circuit structure is formed on the substrate. The circuit structure includes a real unit area and a dummy side rail surrounding the real unit area, and a plurality of first circuit patterns is disposed on the real unit area. A second circuit pattern is formed on the dummy side rail, and the second circuit pattern emulates the configurations of at least a portion of the first circuit patterns for operating a simulation test. In addition, a packaging structure adapted for a testing process is also mentioned.
    Type: Application
    Filed: September 14, 2017
    Publication date: March 14, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Hung-Hsin Hsu, Shang-Yu Chang Chien, Nan-Chun Lin
  • Publication number: 20190057931
    Abstract: A semiconductor package structure includes an encapsulant, a chip module, at least one auxiliary conduction block, and a redistribution layer. The chip module is encapsulated by the encapsulant. The chip module has a chip. Each of the at least one auxiliary conduction block has a plurality of auxiliary conductive bumps and a mold layer encapsulating the plurality of auxiliary conductive bumps. The redistribution layer is disposed on the encapsulant. The redistribution layer is used to electrically connect the chip of the chip module and the at least one auxiliary conduction block.
    Type: Application
    Filed: August 17, 2017
    Publication date: February 21, 2019
    Inventors: Hung-Hsin Hsu, Nan-Chun Lin, Shang-Yu Chang Chien
  • Publication number: 20190051626
    Abstract: A manufacturing method of a chip package structure includes: dicing a wafer to separate chips formed thereon; mounting the chips on a carrier, wherein an active surface and pads of each chip are buried in an adhesive layer disposed on the carrier, and a top surface of the adhesive layer between the chips is bulged away from the carrier; forming an encapsulant to encapsulate the chips and cover the adhesive layer, wherein the encapsulant has a concave surface covering the top surface of the adhesive layer and a back surface opposite to the concave surface; removing the carrier and the adhesive layer; forming a first dielectric layer to cover the concave surface and the active surface; forming a patterned circuit layer on the first dielectric layer, to electrically connect to the pads through openings in the first dielectric layer; and forming a second dielectric layer on the patterned circuit layer.
    Type: Application
    Filed: October 19, 2018
    Publication date: February 14, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Li-Chih Fang, Hung-Hsin Hsu, Nan-Chun Lin, Shang-Yu Chang Chien
  • Publication number: 20190051625
    Abstract: A semiconductor package structure and a manufacturing method thereof are provided. The semiconductor package structure includes a redistribution structure, at least one package structure and a second encapsulant. The redistribution structure has a first surface and a second surface opposite to the first surface. The package structure is over the first surface and includes at least one die, a first encapsulant, a redistribution layer, and a plurality of second conductive terminals. The die has a plurality of first conductive terminals thereon. The first encapsulant encapsulates the die and exposes at least part of the first conductive terminals. The redistribution layer is over the first encapsulant and is electrically connected to the first conductive terminals. The second conductive terminals are electrically connected between the redistribution layer and the redistribution structure. The second encapsulant, encapsulates the package structure and exposes at least part of the second conductive terminals.
    Type: Application
    Filed: October 17, 2018
    Publication date: February 14, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Hung-Hsin Hsu, Nan-Chun Lin, Shang-Yu Chang Chien
  • Publication number: 20190013283
    Abstract: A method of forming a Fan-Out Wafer Level semiconductor device includes forming only a plurality of metal bonding pads on a glass carrier. Electrode pads of a semiconductor chip are coupled to the plurality of metal bonding pads. The semiconductor chip and the plurality of metal bonding pads are encapsulated with a molding compound. The glass carrier can then be removed to expose a surface of the FOWLP structure. A redistribution layer is then formed on the exposed surface of the FOWLP structure. At least one metal trace within the redistribution layer is in electrical contact with the plurality of metal bonding pads. Solder balls may be mounted on the redistribution layer to provide electrical contact between the solder balls and the electrode pads of the semiconductor chip.
    Type: Application
    Filed: July 10, 2017
    Publication date: January 10, 2019
    Inventors: HIROYUKI FUJISHIMA, Shang-Yu Chang Chien
  • Publication number: 20190013214
    Abstract: A manufacturing method of a package structure is described. The method includes at least the following steps. A carrier is provided. A semiconductor die and a sacrificial structure are disposed on the carrier. The semiconductor die is electrically connected to the bonding pads on the sacrificial structure through a plurality of conductive wires. As encapsulant is formed on the carrier to encapsulate the semiconductor die, the sacrificial structure and the conductive wires. The carrier is debonded, and at least a portion of the sacrificial structure is removed through a thinning process. A redistribution layer is formed on the semiconductor die and the encapsulant. The redistribution layer is electrically connected to the semiconductor die through the conductive wires.
    Type: Application
    Filed: July 10, 2017
    Publication date: January 10, 2019
    Applicant: Powertech Technology Inc.
    Inventors: Han-Wen Lin, Hung-Hsin Hsu, Shang-Yu Chang Chien, Nan-Chun Lin
  • Patent number: 10177011
    Abstract: A chip packaging method includes forming a first redistribution layer and a first dielectric layer on a first temporary carrier to generate a plurality of first conductive interfaces close to the first temporary carrier, each pair of neighboring first conductive interfaces having a first pitch; forming a second dielectric layer on a first portion of the first redistribution layer and the first dielectric layer so as to cover the first portion of the first redistribution layer and expose a second portion; and forming a second redistribution layer and a third dielectric layer over the second dielectric layer to generate a plurality of second conductive interfaces. A circuitry being formed by at least the first redistribution layer and the second redistribution layer and each pair of neighboring second conductive interfaces has a second pitch larger than the first pitch.
    Type: Grant
    Filed: May 24, 2017
    Date of Patent: January 8, 2019
    Assignee: POWERTECH TECHNOLOGY INC.
    Inventors: Hung-Hsin Hsu, Nan-Chun Lin, Shang-Yu Chang Chien
  • Publication number: 20180374717
    Abstract: An adhesive layer is formed on a semiconductor wafer. The semiconductor wafer is diced to form a plurality of chips. Each of the chips has an adhesive sheet diced from the adhesive layer. Adhesive sheets of the chips are adhered to a carrier. The chips and the carrier are encapsulated by a mold layer. The mold layer is grinded to form a grinded surface. An interconnection structure is formed on the grinded surface. A plurality of semiconductor packages are formed by sawing the mold layer and at least a polyimide layer of the interconnection structure.
    Type: Application
    Filed: June 23, 2017
    Publication date: December 27, 2018
    Inventors: Hung-Hsin Hsu, Nan-Chun Lin, Shang-Yu Chang Chien
  • Patent number: 10163834
    Abstract: A chip package structure includes a chip, an encapsulant, a dielectric layer and a patterned circuit layer. The chip includes an active surface and a plurality of pads disposed on the active surface. The encapsulant encapsulates the chip and exposes active surface, wherein the encapsulant includes a concave surface and a back surface opposite to the concave surface, the concave surface exposes the active surface and is dented toward the back surface. The dielectric layer covers the concave surface and the active surface and includes a plurality of openings exposing the pads, wherein the opening includes a slanted side surface and the angle between the slanted side surface and the active surface is an acute angle. The patterned circuit layer is disposed on the dielectric layer and electrically connected to the pads through the openings.
    Type: Grant
    Filed: May 22, 2017
    Date of Patent: December 25, 2018
    Assignee: Powertech Technology Inc.
    Inventors: Li-Chih Fang, Hung-Hsin Hsu, Nan-Chun Lin, Shang-Yu Chang Chien