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: 20150348936
    Abstract: A semiconductor device has a first component. A modular interconnect structure is disposed adjacent to the first component. A first interconnect structure is formed over the first component and modular interconnect structure. A shielding layer is formed over the first component, modular interconnect structure, and first interconnect structure. The shielding layer provides protection for the enclosed semiconductor devices against EMI, RFI, or other inter-device interference, whether generated internally or from external semiconductor devices. The shielding layer is electrically connected to an external low-impedance ground point. A second component is disposed adjacent to the first component. The second component includes a passive device. An LC circuit includes the first component and second component. A semiconductor die is disposed adjacent to the first component. A conductive adhesive is disposed over the modular interconnect structure.
    Type: Application
    Filed: May 26, 2015
    Publication date: December 3, 2015
    Applicant: STATS CHIPPAC, LTD.
    Inventors: Yaojian Lin, Byung Joon Han, Rajendra D. Pendse, Il Kwon Shim, Pandi C. Marimuthu, Won Kyoung Choi, Linda Pei Ee Chua
  • Patent number: 9202769
    Abstract: A semiconductor device has a first semiconductor die and an encapsulant deposited over the first semiconductor die. An interconnect structure is formed over the first semiconductor die and encapsulant. A thermal interface material is formed over the first semiconductor die and encapsulant. A stiffening layer is formed over the first semiconductor die and an edge portion of the encapsulant. Alternatively, an insulating layer is formed adjacent to the first semiconductor die and a stiffening layer is formed over the insulating layer. The stiffening layer includes metal, ferrite, ceramic, or semiconductor material. A heat spreader is disposed over the first semiconductor die and a central portion of the encapsulant. Openings are formed in the heat spreader. A recess is formed in the heat spreader along an edge of the heat spreader. A coefficient of thermal expansion (CTE) of the stiffening layer is less than a CTE of the heat spreader.
    Type: Grant
    Filed: October 8, 2014
    Date of Patent: December 1, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Pandi C. Marimuthu, Il Kwon Shim
  • Patent number: 9202713
    Abstract: A semiconductor device has a semiconductor die with an active surface. A first conductive layer is formed over the active surface. A first insulating layer is formed over the active surface. A second insulating layer is formed over the first insulating layer and first conductive layer. A portion of the second insulating layer is removed over the first conductive layer so that no portion of the second insulating layer overlies the first conductive layer. A second conductive layer is formed over the first conductive layer and first and second insulating layers. The second conductive layer extends over the first conductive layer up to the first insulating layer. Alternatively, the second conductive layer extends across the first conductive layer up to the first insulating layer on opposite sides of the first conductive layer. A third insulating layer is formed over the second conductive layer and first and second insulating layers.
    Type: Grant
    Filed: July 12, 2011
    Date of Patent: December 1, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Kang Chen, Jianmin Fang, Xia Feng
  • Patent number: 9184103
    Abstract: A semiconductor device includes a first conductive layer and conductive pillars disposed over the first conductive layer and directly contacting the first conductive layer. The semiconductor device includes an Integrated Passive Device (IPD) mounted to the first conductive layer such that the IPD is disposed between the conductive pillars. The IPD is self-aligned to the first conductive layer, and includes a metal-insulator-metal capacitor disposed over a first substrate and a wound conductive layer forming an inductor disposed over the first substrate. The semiconductor device includes a discrete capacitor mounted over the first conductive layer. The discrete capacitor is electrically connected to one of the conductive pillars. The semiconductor device includes an encapsulant disposed around the IPD, discrete capacitor, and conductive pillars, a first insulation layer disposed over the encapsulant and conductive pillars, and a second conductive layer disposed over the first insulating layer.
    Type: Grant
    Filed: March 15, 2011
    Date of Patent: November 10, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Haijing Cao, Kang Chen, Jianmin Fang
  • Patent number: 9177930
    Abstract: A flip chip semiconductor package has a substrate with a plurality of active devices. A contact pad is formed on the substrate in electrical contact with the plurality of active devices. A passivation layer, second barrier layer, and adhesion layer are formed between the substrate and an intermediate conductive layer. The intermediate conductive layer is in electrical contact with the contact pad. A copper inner core pillar is formed by plating over the intermediate conductive layer. The inner core pillar has a rectangular, cylindrical, toroidal, or hollow cylinder form factor. A solder bump is formed around the inner core pillar by plating solder material and reflowing the solder material to form the solder bump. A first barrier layer and wetting layer are formed between the inner core pillar and solder bump. The solder bump is in electrical contact with the intermediate conductive layer.
    Type: Grant
    Filed: September 17, 2012
    Date of Patent: November 3, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventor: Yaojian Lin
  • Patent number: 9171797
    Abstract: A semiconductor device has a substrate, first passivation layer formed over the substrate, and integrated passive device formed over the substrate. The integrated passive device can include an inductor, capacitor, and resistor. A second passivation layer is formed over the integrated passive device. System components are mounted to the second passivation layer and electrically connect to the second conductive layer. A mold compound is formed over the integrated passive device. A coefficient of thermal expansion of the mold compound is approximately equal to a coefficient of thermal expansion of the system component. The substrate is removed. An opening is etched into the first passivation layer and solder bumps are deposited over the opening in the first passivation layer to electrically connect to the integrated passive device. A metal layer can be formed over the molding compound or first passivation layer for shielding.
    Type: Grant
    Filed: June 5, 2013
    Date of Patent: October 27, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Robert C. Frye
  • Publication number: 20150294962
    Abstract: A semiconductor device has a temporary carrier. A semiconductor die is oriented with an active surface toward, and mounted to, the temporary carrier. An encapsulant is deposited with a first surface over the temporary carrier and a second surface, opposite the first surface, is deposited over a backside of the semiconductor die. The temporary carrier is removed. A portion of the encapsulant in a periphery of the semiconductor die is removed to form an opening in the first surface of the encapsulant. An interconnect structure is formed over the active surface of the semiconductor die and extends into the opening in the encapsulant layer. A via is formed and extends from the second surface of the encapsulant to the opening. A first bump is formed in the via and electrically connects to the interconnect structure.
    Type: Application
    Filed: June 3, 2015
    Publication date: October 15, 2015
    Applicant: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Kang Chen
  • Publication number: 20150287708
    Abstract: A semiconductor device has an encapsulant deposited over a first surface of the semiconductor die and around the semiconductor die. A first insulating layer is formed over a second surface of the semiconductor die opposite the first surface. A conductive layer is formed over the first insulating layer. An interconnect structure is formed through the encapsulant outside a footprint of the semiconductor die and electrically connected to the conductive layer. The first insulating layer includes an optically transparent or translucent material. The semiconductor die includes a sensor configured to receive an external stimulus passing through the first insulating layer. A second insulating layer is formed over the first surface of the semiconductor die. A conductive via is formed through the first insulating layer outside a footprint of the semiconductor die. A plurality of stacked semiconductor devices is electrically connected through the interconnect structure.
    Type: Application
    Filed: June 19, 2015
    Publication date: October 8, 2015
    Applicant: STATS CHIPPAC, LTD.
    Inventors: Yaojian Lin, Kang Chen, Seung Wook Yoon
  • Patent number: 9142428
    Abstract: A semiconductor device has a first semiconductor die including TSVs mounted to a carrier with a thermally releasable layer. A first encapsulant having a first coefficient of thermal expansion CTE is deposited over the first semiconductor die. The first encapsulant includes an elevated portion in a periphery of the first encapsulant that reduces warpage. A surface of the TSVs is exposed. A second semiconductor die is mounted to the surface of the TSVs and forms a gap between the first and second semiconductor die. A second encapsulant having a second CTE is deposited over the first and second semiconductor die and within the gap. The first CTE is greater than the second CTE. In one embodiment, the first and second encapsulants are formed in a chase mold. An interconnect structure is formed over the first and second semiconductor die.
    Type: Grant
    Filed: November 14, 2013
    Date of Patent: September 22, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Jose A. Caparas, Kang Chen, Hin Hwa Goh
  • Publication number: 20150259194
    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: Application
    Filed: March 10, 2015
    Publication date: September 17, 2015
    Applicant: STATS ChipPAC, LTD.
    Inventors: Yaojian Lin, Won Kyoung Choi, Kang Chen, Ivan Micallef
  • Patent number: 9123733
    Abstract: A method of manufacture of an integrated circuit packaging system includes: providing a sacrificial carrier assembly having a stack interconnector thereover; mounting an integrated circuit having a connector over the sacrificial carrier assembly with the connector over the stack interconnector; dispensing an underfill material between the sacrificial carrier assembly and the integrated circuit with the underfill material substantially free of a void; encapsulating the integrated circuit over the sacrificial carrier assembly and the underfill material; exposing the stack interconnector by removing the sacrificial carrier assembly; and forming a base array over the underfill material and the stack interconnector.
    Type: Grant
    Filed: March 15, 2013
    Date of Patent: September 1, 2015
    Assignee: STATS ChipPAC Ltd.
    Inventors: Rui Huang, Heap Hoe Kuan, Yaojian Lin, Seng Guan Chow
  • Publication number: 20150243575
    Abstract: A semiconductor device has a semiconductor die and an encapsulant around the semiconductor die. A fan-in interconnect structure is formed over the semiconductor die while leaving the encapsulant devoid of the interconnect structure. The fan-in interconnect structure includes an insulating layer and a conductive layer formed over the semiconductor die. The conductive layer remains within a footprint of the semiconductor die. A portion of encapsulant is removed from over the semiconductor die. A backside protection layer is formed over a non-active surface of the semiconductor die after depositing the encapsulant. The backside protection layer is formed by screen printing or lamination. The backside protection layer includes an opaque, transparent, or translucent material. The backside protection layer is marked for alignment using a laser. A reconstituted panel including the semiconductor die is singulated through the encapsulant to leave encapsulant disposed over a sidewall of the semiconductor die.
    Type: Application
    Filed: February 20, 2015
    Publication date: August 27, 2015
    Applicant: STATS CHIPPAC, LTD.
    Inventors: Thomas J. Strothmann, Seung Wook Yoon, Yaojian Lin
  • Publication number: 20150228552
    Abstract: A semiconductor device has a semiconductor die and conductive layer formed over a surface of the semiconductor die. A first channel can be formed in the semiconductor die. An encapsulant is deposited over the semiconductor die. A second channel can be formed in the encapsulant. A first insulating layer is formed over the semiconductor die and first conductive layer and into the first channel. The first insulating layer extends into the second channel. The first insulating layer has characteristics of tensile strength greater than 150 MPa, elongation between 35-150%, and thickness of 2-30 micrometers. A second insulating layer can be formed over the semiconductor die prior to forming the first insulating layer. An interconnect structure is formed over the semiconductor die and encapsulant. The interconnect structure is electrically connected to the first conductive layer. The first insulating layer provides stress relief during formation of the interconnect structure.
    Type: Application
    Filed: April 27, 2015
    Publication date: August 13, 2015
    Applicant: STATS CHIPPAC, LTD.
    Inventors: Yaojian Lin, Pandi C. Marimuthu, Kang Chen, Hin Hwa Goh, Yu Gu, Il Kwon Shim, Rui Huang, Seng Guan Chow, Jianmin Fang, Xia Feng
  • Patent number: 9087930
    Abstract: A semiconductor device has a semiconductor die and conductive layer formed over a surface of the semiconductor die. A first channel can be formed in the semiconductor die. An encapsulant is deposited over the semiconductor die. A second channel can be formed in the encapsulant. A first insulating layer is formed over the semiconductor die and first conductive layer and into the first channel. The first insulating layer extends into the second channel. The first insulating layer has characteristics of tensile strength greater than 150 MPa, elongation between 35-150%, and thickness of 2-30 micrometers. A second insulating layer can be formed over the semiconductor die prior to forming the first insulating layer. An interconnect structure is formed over the semiconductor die and encapsulant. The interconnect structure is electrically connected to the first conductive layer. The first insulating layer provides stress relief during formation of the interconnect structure.
    Type: Grant
    Filed: May 9, 2014
    Date of Patent: July 21, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Pandi C. Marimuthu, Kang Chen, Hin Hwa Goh, Yu Gu, Il Kwon Shim, Rui Huang, Seng Guan Chow, Jianmin Fang, Xia Feng
  • Patent number: 9082780
    Abstract: A semiconductor device has a semiconductor die. An encapsulant is deposited around the semiconductor die. An interconnect structure having a conductive bump is formed over the encapsulant and semiconductor die. A mechanical support layer is formed over the interconnect structure and around the conductive bump. The mechanical support layer is formed over a corner of the semiconductor die and over a corner of the interconnect structure. An opening is formed through the encapsulant that extends to the interconnect structure. A conductive material is deposited within the opening to form a conductive through encapsulant via (TEV) that is electrically connected to the interconnect structure. A semiconductor device is mounted to the TEV and over the semiconductor die to form a package-on-package (PoP) device. A warpage balance layer is formed over the encapsulant opposite the interconnect structure.
    Type: Grant
    Filed: March 23, 2012
    Date of Patent: July 14, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Kang Chen, Yu Gu
  • Patent number: 9082806
    Abstract: A semiconductor device has a temporary carrier. A semiconductor die is oriented with an active surface toward, and mounted to, the temporary carrier. An encapsulant is deposited with a first surface over the temporary carrier and a second surface, opposite the first surface, is deposited over a backside of the semiconductor die. The temporary carrier is removed. A portion of the encapsulant in a periphery of the semiconductor die is removed to form an opening in the first surface of the encapsulant. An interconnect structure is formed over the active surface of the semiconductor die and extends into the opening in the encapsulant layer. A via is formed and extends from the second surface of the encapsulant to the opening. A first bump is formed in the via and electrically connects to the interconnect structure.
    Type: Grant
    Filed: July 26, 2011
    Date of Patent: July 14, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Kang Chen
  • Patent number: 9082832
    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: May 22, 2012
    Date of Patent: July 14, 2015
    Assignee: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Kang Chen, Jianmin Fang
  • Publication number: 20150179570
    Abstract: A semiconductor device has a first conductive layer including a plurality of conductive traces. The first conductive layer is formed over a substrate. The conductive traces are formed with a narrow pitch. A first semiconductor die and second semiconductor die are disposed over the first conductive layer. A first encapsulant is deposited over the first and second semiconductor die. The substrate is removed. A second encapsulant is deposited over the first encapsulant. A build-up interconnect structure is formed over the first conductive layer and second encapsulant. The build-up interconnect structure includes a second conductive layer. A first passive device is disposed in the first encapsulant. A second passive device is disposed in the second encapsulant. A vertical interconnect unit is disposed in the second encapsulant. A third conductive layer is formed over second encapsulant and electrically connected to the build-up interconnect structure via the vertical interconnect unit.
    Type: Application
    Filed: December 23, 2013
    Publication date: June 25, 2015
    Applicant: STATS ChipPAC, Ltd.
    Inventors: Pandi C. Marimuthu, Yaojian Lin, Won Kyoung Choi, Il Kwon Shim
  • Publication number: 20150179481
    Abstract: A semiconductor device includes a carrier and a plurality of semiconductor die disposed over the carrier. An encapsulant is deposited over the semiconductor die. A composite layer is formed over the encapsulant to form a panel. The carrier is removed. A conductive layer is formed over the panel. An insulating layer is formed over the conductive layer. The carrier includes a glass layer, a second composite layer formed over the glass layer, and an interface layer formed over the glass layer. The composite layer and encapsulant are selected to tune a coefficient of thermal expansion of the panel. The panel includes panel blocks comprising an opening separating the panel blocks. The encapsulant or insulating material is deposited in the opening. A plurality of support members are disposed around the panel blocks. An interconnect structure is formed over the conductive layer.
    Type: Application
    Filed: December 23, 2013
    Publication date: June 25, 2015
    Applicant: STATS ChipPAC, Ltd.
    Inventor: Yaojian Lin
  • Publication number: 20150179616
    Abstract: A semiconductor device has a first build-up interconnect structure formed over a substrate. The first build-up interconnect structure includes an insulating layer and conductive layer formed over the insulating layer. A vertical interconnect structure and semiconductor die are disposed over the first build-up interconnect structure. The semiconductor die, first build-up interconnect structure, and substrate are disposed over a carrier. An encapsulant is deposited over the semiconductor die, first build-up interconnect structure, and substrate. A second build-up interconnect structure is formed over the encapsulant. The second build-up interconnect structure electrically connects to the first build-up interconnect structure through the vertical interconnect structure. The substrate provides structural support and prevents warpage during formation of the first and second build-up interconnect structures. The substrate is removed after forming the second build-up interconnect structure.
    Type: Application
    Filed: February 17, 2015
    Publication date: June 25, 2015
    Applicant: STATS ChipPAC, Ltd.
    Inventors: Yaojian Lin, Kang Chen