Patents by Inventor Yaojian Lin

Yaojian Lin 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: 20170011936
    Abstract: A semiconductor device has a semiconductor wafer including a plurality of semiconductor die. An insulating layer is formed over the semiconductor wafer. A portion of the insulating layer is removed by LDA to expose a portion of an active surface of the semiconductor die. A first conductive layer is formed over a contact pad on the active surface of the semiconductor die. The semiconductor wafer is singulated to separate the semiconductor die. The semiconductor die is disposed over a carrier with the active surface of the semiconductor die offset from the carrier. An encapsulant is deposited over the semiconductor die and carrier to cover a side of the semiconductor die and the exposed portion of the active surface. An interconnect structure is formed over the first conductive layer. Alternatively, a MUF material is deposited over a side of the semiconductor die and the exposed portion of the active surface.
    Type: Application
    Filed: September 23, 2016
    Publication date: January 12, 2017
    Applicant: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Heinz-Peter Wirtz, Seung Wook Yoon, Pandi C. Marimuthu
  • Patent number: 9527723
    Abstract: A semiconductor device has a first semiconductor die and a modular interconnect structure adjacent to the first semiconductor die. An encapsulant is deposited over the first semiconductor die and modular interconnect structure as a reconstituted panel. An interconnect structure is formed over the first semiconductor die and modular interconnect structure. An active area of the first semiconductor die remains devoid of the interconnect structure. A second semiconductor die is mounted over the first semiconductor die with an active surface of the second semiconductor die oriented toward an active surface of the first semiconductor die. The reconstituted panel is singulated before or after mounting the second semiconductor die. The first or second semiconductor die includes a microelectromechanical system (MEMS). The second semiconductor die includes an encapsulant and an interconnect structure formed over the second semiconductor die.
    Type: Grant
    Filed: March 10, 2015
    Date of Patent: December 27, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Won Kyoung Choi, Kang Chen, Ivan Micallef
  • Patent number: 9524955
    Abstract: A semiconductor device is made by forming a conductive layer over a first sacrificial carrier. A solder bump is formed over the conductive layer. A no-flow underfill material is deposited over the first carrier, conductive layer, and solder bump. A semiconductor die or component is compressed into the no-flow underfill material to electrically contact the conductive layer. A surface of the no-flow underfill material and first solder bump is planarized. A first interconnect structure is formed over a first surface of the no-flow underfill material. The first interconnect structure is electrically connected to the solder bump. A second sacrificial carrier is mounted over the first interconnect structure. A second interconnect structure is formed over a second side of the no-flow underfill material. The second interconnect structure is electrically connected to the first solder bump. The semiconductor devices can be stacked and electrically connected through the solder bump.
    Type: Grant
    Filed: March 19, 2012
    Date of Patent: December 20, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Rui Huang, Heap Hoe Kuan, Yaojian Lin, Seng Guan Chow
  • Patent number: 9520365
    Abstract: A semiconductor device has a semiconductor die and encapsulant deposited over the semiconductor die. A first insulating layer is formed over the die and encapsulant. The first insulating layer is cured with multiple dwell cycles to enhance adhesion to the die and encapsulant. A first conductive layer is formed over the first insulating layer. A second insulating layer is formed over the first insulating layer and first conductive layer. The second insulating layer is cured with multiple dwell cycles to enhance adhesion to the first insulating layer and first conductive layer. A second conductive layer is formed over the second insulating layer and first conductive layer. A third insulating layer is formed over the second insulating layer and second conductive layer. The first, second, and third insulating layers have different CTE. The second insulating layer or third insulating layer is cured to a dense state to block moisture.
    Type: Grant
    Filed: December 27, 2012
    Date of Patent: December 13, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Kang Chen, Yu Gu, Wei Meng, Chee Siang Ong
  • Publication number: 20160351419
    Abstract: A semiconductor device has a substrate. A conductive via is formed through the substrate. A plurality of first contact pads is formed over a first surface of the substrate. A plurality of second contact pads is formed over a second surface of the substrate. A dummy pattern is formed over the second surface of the substrate. An indentation is formed in a sidewall of the substrate. An opening is formed through the substrate. An encapsulant is deposited in the opening. An insulating layer is formed over second surface of the substrate. A dummy opening is formed in the insulating layer. A semiconductor die is disposed adjacent to the substrate. An encapsulant is deposited over the semiconductor die and substrate. The first surface of the substrate includes a width that is greater than a width of the second surface of the substrate.
    Type: Application
    Filed: August 11, 2016
    Publication date: December 1, 2016
    Applicant: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Kang Chen, Hin Hwa Goh, Il Kwon Shim
  • Patent number: 9508626
    Abstract: A semiconductor device has a thermally-conductive frame and interconnect structure formed over the frame. The interconnect structure has an electrical conduction path and thermal conduction path. A first semiconductor die is mounted to the electrical conduction path and thermal conduction path of the interconnect structure. A portion of a back surface of the first die is removed by grinding. An EMI shielding layer can be formed over the first die. The first die can be mounted in a recess of the thermally-conductive frame. An opening is formed in the thermally-conductive frame extending to the electrical conduction path of the interconnect structure. A second semiconductor die is mounted over the thermally-conductive frame opposite the first die. The second die is electrically connected to the interconnect structure using a bump disposed in the opening of the thermally-conductive frame.
    Type: Grant
    Filed: April 23, 2010
    Date of Patent: November 29, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Reza A. Pagaila, Yaojian Lin
  • Patent number: 9508621
    Abstract: A semiconductor device has a stress relief buffer mounted to a temporary substrate in locations designated for bump formation. The stress relief buffer can be a multi-layer composite material such as a first compliant layer, a silicon layer formed over the first compliant layer, and a second compliant layer formed over the silicon layer. A semiconductor die is also mounted to the temporary substrate. The stress relief buffer can be thinner than the semiconductor die. An encapsulant is deposited between the semiconductor die and stress relief buffer. The temporary substrate is removed. An interconnect structure is formed over the semiconductor die, encapsulant, and stress relief buffer. The interconnect structure is electrically connected to the semiconductor die. A stiffener layer can be formed over the stress relief buffer and encapsulant. A circuit layer containing active devices, passive devices, conductive layers, and dielectric layers can be formed within the stress relief buffer.
    Type: Grant
    Filed: December 9, 2014
    Date of Patent: November 29, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Il Kwon Shim, Seng Guan Chow
  • Publication number: 20160336299
    Abstract: A semiconductor device has a substrate and semiconductor die disposed over a first surface of the substrate. A wire stud is attached to the first surface of the substrate. The wire stud includes a base portion and stem portion. A bonding pad is formed over a second surface of the substrate. An encapsulant is deposited over the substrate, semiconductor die, and wire stud. A portion of the encapsulant is removed by LDA to expose the wire stud. A portion of the encapsulant is removed by LDA to expose the substrate. An interconnect structure is formed over the encapsulant and electrically connected to the wire stud and semiconductor die. A bump is formed over the interconnect structure. A semiconductor package is disposed over the encapsulant and electrically connected to the substrate. A discrete semiconductor device is disposed over the encapsulant and electrically connected to the substrate.
    Type: Application
    Filed: July 25, 2016
    Publication date: November 17, 2016
    Applicant: STATS ChipPAC Pte. Ltd.
    Inventors: Pandi C. Marimuthu, Sheila Marie L. Alvarez, Yaojian Lin, Jose A. Caparas, Yang Kern Jonathan Tan
  • Patent number: 9496195
    Abstract: A semiconductor device has a semiconductor wafer including a plurality of semiconductor die. An insulating layer is formed over the semiconductor wafer. A portion of the insulating layer is removed by LDA to expose a portion of an active surface of the semiconductor die. A first conductive layer is formed over a contact pad on the active surface of the semiconductor die. The semiconductor wafer is singulated to separate the semiconductor die. The semiconductor die is disposed over a carrier with the active surface of the semiconductor die offset from the carrier. An encapsulant is deposited over the semiconductor die and carrier to cover a side of the semiconductor die and the exposed portion of the active surface. An interconnect structure is formed over the first conductive layer. Alternatively, a MUF material is deposited over a side of the semiconductor die and the exposed portion of the active surface.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: November 15, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Heinz-Peter Wirtz, Seung Wook Yoon, Pandi C. Marimuthu
  • Patent number: 9484259
    Abstract: A semiconductor device has a semiconductor wafer with a plurality of contact pads. A first insulating layer is formed over the semiconductor wafer and contact pads. A portion of the first insulating layer is removed, exposing a first portion of the contact pads, while leaving a second portion of the contact pads covered. An under bump metallization layer and a plurality of bumps is formed over the contact pads and the first insulating layer. A second insulating layer is formed over the first insulating layer, a sidewall of the under bump metallization layer, sidewall of the bumps, and upper surface of the bumps. A portion of the second insulating layer covering the upper surface of the bumps is removed, but the second insulating layer is maintained over the sidewall of the bumps and the sidewall of the under bump metallization layer.
    Type: Grant
    Filed: September 21, 2011
    Date of Patent: November 1, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Kang Chen, Jianmin Fang
  • Patent number: 9472452
    Abstract: A semiconductor wafer has a plurality of first semiconductor die. A first conductive layer is formed over an active surface of the die. A first insulating layer is formed over the active surface and first conductive layer. A repassivation layer is formed over the first insulating layer and first conductive layer. A via is formed through the repassivation layer to the first conductive layer. The semiconductor wafer is singulated to separate the semiconductor die. The semiconductor die is mounted to a temporary carrier. An encapsulant is deposited over the semiconductor die and carrier. The carrier is removed. A second insulating layer is formed over the repassivation layer and encapsulant. A second conductive layer is formed over the repassivation layer and first conductive layer. A third insulating layer is formed over the second conductive layer and second insulating layer. An interconnect structure is formed over the second conductive layer.
    Type: Grant
    Filed: May 22, 2014
    Date of Patent: October 18, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Kang Chen, Jianmin Fang, Xia Feng
  • Publication number: 20160300799
    Abstract: An integrated circuit packaging system and method of manufacture thereof includes: a substrate with internal circuitry between a substrate top side, a substrate bottom side, and vertical sides; an integrated circuit coupled to the internal circuitry; a molded package body formed directly on the integrated circuit and the substrate top side of the substrate; and a conductive conformal shield structure applied directly on the molded package body, the vertical sides, and to extend below the substrate bottom side coupled to the internal circuitry.
    Type: Application
    Filed: April 5, 2016
    Publication date: October 13, 2016
    Inventors: Byung Joon Han, Il Kwon Shim, KyoungHee Park, Yaojian Lin, KyoWang Koo, In Sang Yoon, SeungYong Chai, SungWon Cho, SungSoo Kim, Hun Teak Lee, DeokKyung Yang
  • Publication number: 20160300797
    Abstract: A semiconductor device comprises a first conductive layer formed on a carrier over an insulating layer. A portion of the insulating layer is removed prior to forming the first conductive layer. A first semiconductor die is disposed over the first conductive layer. A discrete electrical component is disposed over the first conductive layer adjacent to the first semiconductor die. A first encapsulant is deposited over the first conductive layer and first semiconductor layer. A conductive pillar is formed through the first encapsulant between the first conductive layer and second conductive layer. A second encapsulant is deposited around the first encapsulant, first conductive layer, and first semiconductor die. A second conductive layer is formed over the first semiconductor die, first encapsulant, and second encapsulant opposite the first conductive layer. The carrier is removed after forming the second conductive layer. A semiconductor package is mounted to the first conductive layer.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 13, 2016
    Applicant: STATS ChipPAC, Ltd.
    Inventors: Il Kwon Shim, Pandi C. Marimuthu, Yaojian Lin
  • Patent number: 9466577
    Abstract: A semiconductor device is made by forming a first conductive layer over a substrate, forming a first passivation layer over the first conductive layer, forming a first via in the first passivation layer to expose the first conductive layer, forming a second conductive layer over the first passivation layer and within the first via to electrically connect to the first conductive layer, forming a second passivation layer over the second conductive layer, and forming a second via in the second passivation layer to expose the second conductive layer. The second via is smaller than the first via. The second via is either physically separate from or disposed over the first via. The second conductive layer within the second via has a flat surface which is wider than the second via. An under bump metallization is formed in the second via and electrically connected to the second conductive layer.
    Type: Grant
    Filed: February 22, 2008
    Date of Patent: October 11, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventor: Yaojian Lin
  • Patent number: 9460951
    Abstract: A method of making a wafer level chip scale package includes providing a temporary substrate, and forming a wafer level interconnect structure over the temporary substrate using wafer level processes. The wafer level processes include forming a first insulating layer in contact with an upper surface of the temporary substrate, and forming a first conductive layer in contact with an upper surface of the first passivation layer. A first semiconductor die is mounted over the wafer level interconnect structure such that an active surface of the first semiconductor die is in electrical contact with the first conductive layer, and a first encapsulant is deposited over the first semiconductor die. A second encapsulant is deposited over the first encapsulant, and the first and second encapsulants are cured simultaneously. The temporary substrate is removed to expose the first passivation layer.
    Type: Grant
    Filed: June 29, 2011
    Date of Patent: October 4, 2016
    Assignee: STATS ChipPAC Pte. Ltd.
    Inventor: Yaojian Lin
  • Publication number: 20160276258
    Abstract: A semiconductor device includes a BGA package including first bumps. A first semiconductor die is mounted to the BGA package between the first bumps. The BGA package and first semiconductor die are mounted to a carrier. A first encapsulant is deposited over the carrier and around the BGA package and first semiconductor die. The carrier is removed to expose the first bumps and first semiconductor die. An interconnect structure is electrically connected to the first bumps and first semiconductor die. The BGA package further includes a substrate and a second semiconductor die mounted, and electrically connected, to the substrate. A second encapsulant is deposited over the second semiconductor die and substrate. The first bumps are formed over the substrate opposite the second semiconductor die. A warpage balance layer is formed over the BGA package.
    Type: Application
    Filed: May 27, 2016
    Publication date: September 22, 2016
    Applicant: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Kang Chen
  • Publication number: 20160276232
    Abstract: A semiconductor device has a first interconnect structure formed over the carrier. A semiconductor die is disposed over the first interconnect structure after testing the first interconnect structure to be known good. The semiconductor die in a known good die. A vertical interconnect structure, such as a bump or stud bump, is formed over the first interconnect structure. A discrete semiconductor device is disposed over the first interconnect structure or the second interconnect structure. An encapsulant is deposited over the semiconductor die, first interconnect structure, and vertical interconnect structure. A portion of the encapsulant is removed to expose the vertical interconnect structure. A second interconnect structure is formed over the encapsulant and electrically connected to the vertical interconnect structure. The first interconnect structure or the second interconnect structure includes an insulating layer with an embedded glass cloth, glass cross, filler, or fiber.
    Type: Application
    Filed: May 31, 2016
    Publication date: September 22, 2016
    Applicant: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Kang Chen
  • Publication number: 20160276238
    Abstract: A semiconductor device includes a semiconductor die. An encapsulant is formed around the semiconductor die. A build-up interconnect structure is formed over a first surface of the semiconductor die and encapsulant. A first supporting layer is formed over a second surface of the semiconductor die as a supporting substrate or silicon wafer disposed opposite the build-up interconnect structure. A second supporting layer is formed over the first supporting layer and includes a fiber enhanced polymer composite material comprising a footprint including an area greater than or equal to an area of a footprint of the semiconductor die. The semiconductor die comprises a thickness less than 450 micrometers (?m). The thickness of the semiconductor die is at least 1 ?m less than a difference between a total thickness of the semiconductor device and a thickness of the build-up interconnect structure and the second supporting layer.
    Type: Application
    Filed: May 27, 2016
    Publication date: September 22, 2016
    Applicant: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Kang Chen, Yu Gu
  • Publication number: 20160276239
    Abstract: A semiconductor device has a semiconductor die mounted to a carrier. An encapsulant is deposited over the semiconductor die and carrier. The carrier is removed. A first insulating layer is formed over the encapsulant and semiconductor die. First vias are formed through the first insulating layer to expose contact pads of the semiconductor die. A first conductive layer is formed over the first insulating layer and into the first vias to electrically connect to the contact pads of the semiconductor die. A second insulating layer is formed over the first insulating layer and first conductive layer. Second vias are formed through the second insulating layer by laser direct ablation and aligned or offset with the first vias to expose the first conductive layer. A second conductive layer is formed over the second insulating layer and into the second vias. Conductive vias can be formed through the encapsulant.
    Type: Application
    Filed: May 31, 2016
    Publication date: September 22, 2016
    Applicant: STATS ChipPAC Pte. Ltd.
    Inventors: Yaojian Lin, Rui Huang, Kang Chen, Yu Gu
  • Publication number: 20160276307
    Abstract: A PoP semiconductor device has a top semiconductor package disposed over a bottom semiconductor package. The top semiconductor package has a substrate and a first semiconductor die disposed over the substrate. First and second encapsulants are deposited over the first semiconductor die and substrate. A first build-up interconnect structure is formed over the substrate after depositing the second encapsulant. The top package is disposed over the bottom package. The bottom package has a second semiconductor die and modular interconnect units disposed around the second semiconductor die. A second build-up interconnect structure is formed over the second semiconductor die and modular interconnect unit. The modular interconnect units include a plurality of conductive vias and a plurality of contact pads electrically connected to the conductive vias. The I/O pattern of the build-up interconnect structure on the top semiconductor package is designed to coincide with the I/O pattern of the modular interconnect units.
    Type: Application
    Filed: March 17, 2015
    Publication date: September 22, 2016
    Applicant: STATS ChipPAC, Ltd.
    Inventor: Yaojian Lin