Patents by Inventor Ashok S. Prabhu

Ashok S. Prabhu 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: 9972609
    Abstract: Package-on-package (“PoP”) devices with WLP (“WLP”) components with dual RDLs (“RDLs”) for surface mount dies and methods therefor. In a PoP, a first IC die surface mount coupled to an upper surface of a package substrate. Conductive lines are coupled to the upper surface of the package substrate in a fan-out region. A molding layer is formed over the upper surface of the package substrate. A first and a second WLP microelectronic component are located at a same level above an upper surface of the molding layer respectively surface mount coupled to sets of upper portions of the conductive lines. Each of the first and the second WLP microelectronic components have a second IC die located between a first RDL and a second RDL. A third and a fourth IC die are respectively surface mount coupled over the first and the second WLP microelectronic components.
    Type: Grant
    Filed: December 28, 2016
    Date of Patent: May 15, 2018
    Assignee: Invensas Corporation
    Inventors: Min Tao, Hoki Kim, Ashok S. Prabhu, Zhuowen Sun, Wael Zohni, Belgacem Haba
  • Patent number: 9911718
    Abstract: Methods and apparatuses relate generally to a packaged microelectronic device for a package-on-package device (“PoP”) with enhanced tolerance for warping. In one such packaged microelectronic device, at least one redistribution layer includes first interconnect pads on a lower surface and second interconnect pads on an upper surface of the at least one redistribution layer. Interconnect structures are on and extend away from corresponding upper surfaces of the second interconnect pads. A microelectronic device is coupled to an upper surface of the at least one redistribution layer. A dielectric layer surrounds at least portions of shafts of the interconnect structures. The interconnect structures have upper ends thereof protruding above an upper surface of the dielectric layer a distance to increase a warpage limit for a combination of at least the packaged microelectronic device and one other packaged microelectronic device directly coupled to protrusions of the interconnect structures.
    Type: Grant
    Filed: November 16, 2016
    Date of Patent: March 6, 2018
    Assignee: Invensas Corporation
    Inventors: Ashok S. Prabhu, Rajesh Katkar
  • Publication number: 20180061774
    Abstract: Apparatuses relating generally to a microelectronic package having protection from interference are disclosed. In an apparatus thereof, a substrate has an upper surface and a lower surface opposite the upper surface and has a ground plane. A first microelectronic device is coupled to the upper surface of the substrate. Wire bond wires are coupled to the ground plane for conducting the interference thereto and extending away from the upper surface of the substrate. A first portion of the wire bond wires is positioned to provide a shielding region for the first microelectronic device with respect to the interference. A second portion of the wire bond wires is not positioned to provide the shielding region. A second microelectronic device is coupled to the substrate and located outside of the shielding region. A conductive surface is over the first portion of the wire bond wires for covering the shielding region.
    Type: Application
    Filed: November 6, 2017
    Publication date: March 1, 2018
    Applicant: Invensas Corporation
    Inventors: Abiola Awujoola, Zhuowen Sun, Wael Zohni, Ashok S. Prabhu, Willmar Subido
  • Publication number: 20180025987
    Abstract: Wafer-level packaged components are disclosed. In a wafer-level-packaged, an integrated circuit die has first contacts in an inner third region of a surface of the integrated circuit die. A redistribution layer has second contacts in an inner third region of a first surface of the redistribution layer and third contacts in an outer third region of a second surface of the redistribution layer opposite the first surface thereof. The second contacts of the redistribution layer are coupled for electrical conductivity to the first contacts of the integrated circuit die with the surface of the integrated circuit die face-to-face with the first surface of the redistribution layer. The third contacts are offset from the second contacts for being positioned in a fan-out region for association at least with the outer third region of the second surface of the redistribution layer, the third contacts being surface mount contacts.
    Type: Application
    Filed: December 28, 2016
    Publication date: January 25, 2018
    Applicant: Invensas Corporation
    Inventors: Min Tao, Hoki Kim, Ashok S. Prabhu, Zhuowen Sun, Wael Zohni, Belgacem Haba
  • Publication number: 20180026016
    Abstract: Package-on-package (“PoP”) devices with upper RDLs of WLP (“WLP”) components and methods therefor are disclosed. In a PoP device, a first IC die is surface mount coupled to an upper surface of the package substrate. Conductive lines are coupled to the upper surface of the package substrate in a fan-out region with reference to the first IC. A molding layer is formed over the upper surface of the package substrate. A first and a second WLP microelectronic component is located at a same level above an upper surface of the molding layer respectively surface mount coupled to sets of upper portions of the conductive lines. Each of the first and the second WLP microelectronic components have a second IC die located below a first RDL respectively thereof. A third and a fourth IC die are respectively surface mount coupled over the first and the second WLP microelectronic components.
    Type: Application
    Filed: December 28, 2016
    Publication date: January 25, 2018
    Applicant: Invensas Corporation
    Inventors: Min Tao, Hoki Kim, Ashok S. Prabhu, Zhuowen Sun, Wael Zohni, Belgacem Haba
  • Publication number: 20180026011
    Abstract: Package-on-package (“PoP”) devices with same level wafer-level packaged (“WLP”) components and methods therefor are disclosed. In a PoP device, a first integrated circuit die is surface mount coupled to an upper surface of a package substrate. Conductive lines are coupled to the upper surface of the package substrate in a fan-out region. The first conductive lines extend away from the upper surface of the package substrate. A molding layer is formed over the upper surface of the package substrate, around sidewall surfaces of the first integrated circuit die, and around bases and shafts of the conductive lines. WLP microelectronic components are located at a same level above an upper surface of the molding layer respectively surface mount coupled to sets of upper portions of the conductive lines.
    Type: Application
    Filed: December 28, 2016
    Publication date: January 25, 2018
    Applicant: Invensas Corporation
    Inventors: Min Tao, Hoki Kim, Ashok S. Prabhu, Zhuowen Sun, Wael Zohni, Belgacem Haba
  • Publication number: 20180026019
    Abstract: Package-on-package (“PoP”) devices with WLP (“WLP”) components with dual RDLs (“RDLs”) for surface mount dies and methods therefor. In a PoP, a first IC die surface mount coupled to an upper surface of a package substrate. Conductive lines are coupled to the upper surface of the package substrate in a fan-out region. A molding layer is formed over the upper surface of the package substrate. A first and a second WLP microelectronic component are located at a same level above an upper surface of the molding layer respectively surface mount coupled to sets of upper portions of the conductive lines. Each of the first and the second WLP microelectronic components have a second IC die located between a first RDL and a second RDL. A third and a fourth IC die are respectively surface mount coupled over the first and the second WLP microelectronic components.
    Type: Application
    Filed: December 28, 2016
    Publication date: January 25, 2018
    Applicant: Invensas Corporation
    Inventors: Min Tao, Hoki Kim, Ashok S. Prabhu, Zhuowen Sun, Wael Zohni, Belgacem Haba
  • Publication number: 20180026017
    Abstract: Dies-on-package devices and methods therefor are disclosed. In a dies-on-package device, a first IC die is surface mount coupled to an upper surface of a package substrate. Conductive lines are coupled to the upper surface of the package substrate in a fan-out region with respect to the first IC die. A molding layer is formed over the upper surface of the package substrate, around sidewall surfaces of the first IC die, and around bases and shafts of the conductive lines. A plurality of second IC dies is located at a same level above an upper surface of the molding layer respectively surface mount coupled to sets of upper portions of the conductive lines. The plurality of second IC dies are respectively coupled to the sets of the conductive lines in middle third portions respectively of the plurality of second IC dies for corresponding fan-in regions thereof.
    Type: Application
    Filed: December 28, 2016
    Publication date: January 25, 2018
    Applicant: Invensas Corporation
    Inventors: Min Tao, Hoki Kim, Ashok S. Prabhu, Zhuowen Sun, Wael Zohni, Belgacem Haba
  • Publication number: 20180026018
    Abstract: Package-on-package (“PoP”) devices with multiple levels and methods therefor are disclosed. In a PoP device, a first integrated circuit die is surface mount coupled to an upper surface of a package substrate. First and second conductive lines are coupled to the upper surface of the package substrate respectively at different heights in a fan-out region. A first molding layer is formed over the upper surface of the package substrate. A first and a second wafer-level packaged microelectronic component are located above an upper surface of the first molding layer respectively surface mount coupled to a first and a second set of upper portions of the first conductive lines. A third and a fourth wafer-level packaged microelectronic component are located above the first and the second wafer-level packaged microelectronic component respectively surface mount coupled to a first and a second set of upper portions of the second conductive lines.
    Type: Application
    Filed: December 28, 2016
    Publication date: January 25, 2018
    Applicant: Invensas Corporation
    Inventors: Min Tao, Hoki Kim, Ashok S. Prabhu, Zhuowen Sun, Wael Zohni, Belgacem Haba
  • Patent number: 9871019
    Abstract: A microelectronic assembly includes a stack of microelectronic elements, e.g., semiconductor chips, each having a front surface defining a respective plane of a plurality of planes. A leadframe interconnect joined to a contact at a front surface of each chip may extend to a position beyond the edge surface of the respective microelectronic element. The chip stack is mounted to support element at an angle such that edge surfaces of the chips face a major surface of the support element that defines a second plane that is transverse to, i.e., not parallel to the plurality of parallel planes. The leadframe interconnects are electrically coupled at ends thereof to corresponding contacts at a surface of the support element.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: January 16, 2018
    Assignee: Invensas Corporation
    Inventors: Ashok S. Prabhu, Rajesh Katkar, Liang Wang, Cyprian Emeka Uzoh
  • Patent number: 9825002
    Abstract: A microelectronic assembly includes a stack of semiconductor chips each having a front surface defining a respective plane of a plurality of planes. A chip terminal may extend from a contact at a front surface of each chip in a direction towards the edge surface of the respective chip. The chip stack is mounted to substrate at an angle such that edge surfaces of the chips face a major surface of the substrate that defines a second plane that is transverse to, i.e., not parallel to the plurality of parallel planes. An electrically conductive material electrically connects the chip terminals with corresponding substrate contacts.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: November 21, 2017
    Assignee: Invensas Corporation
    Inventors: Rajesh Katkar, Reynaldo Co, Scott McGrath, Ashok S. Prabhu, Sangil Lee, Liang Wang, Hong Shen
  • Patent number: 9812402
    Abstract: Apparatuses relating generally to a microelectronic package having protection from interference are disclosed. In an apparatus thereof, a substrate has an upper surface and a lower surface opposite the upper surface and has a ground plane. A first microelectronic device is coupled to the upper surface of the substrate. Wire bond wires are coupled to the ground plane for conducting the interference thereto and extending away from the upper surface of the substrate. A first portion of the wire bond wires is positioned to provide a shielding region for the first microelectronic device with respect to the interference. A second portion of the wire bond wires is not positioned to provide the shielding region. A second microelectronic device is coupled to the substrate and located outside of the shielding region. A conductive surface is over the first portion of the wire bond wires for covering the shielding region.
    Type: Grant
    Filed: November 7, 2016
    Date of Patent: November 7, 2017
    Assignee: Invensas Corporation
    Inventors: Abiola Awujoola, Zhuowen Sun, Wael Zohni, Ashok S. Prabhu, Willmar Subido
  • Patent number: 9761554
    Abstract: An apparatus, and methods therefor, relates generally to an integrated circuit package. In such an apparatus, a platform substrate has a copper pad. An integrated circuit die is coupled to the platform substrate. A wire bond wire couples a contact of the integrated circuit die and the copper pad. A first end of the wire bond wire is ball bonded with a ball bond for direct contact with an upper surface of the copper pad. A second end of the wire bond wire is stitch bonded with a stitch bond to the contact.
    Type: Grant
    Filed: July 10, 2015
    Date of Patent: September 12, 2017
    Assignee: Invensas Corporation
    Inventors: Willmar Subido, Reynaldo Co, Wael Zohni, Ashok S. Prabhu
  • Publication number: 20170194281
    Abstract: In a vertically integrated microelectronic package, a first microelectronic device is coupled to an upper surface of a circuit platform in a wire bond-only surface area thereof. Wire bond wires are coupled to and extends away from an upper surface of the first microelectronic device. A second microelectronic device in a face-down orientation is coupled to upper ends of the wire bond wires in a surface mount-only area. The second microelectronic device is located above and at least partially overlaps the first microelectronic device. A protective layer is disposed over the circuit platform and the first microelectronic device. An upper surface of the protective layer has the surface mount-only area. The upper surface of the protective layer has the second microelectronic device disposed thereon in the face-down orientation in the surface mount-only area for coupling to the upper ends of the first wire bond wires.
    Type: Application
    Filed: January 18, 2016
    Publication date: July 6, 2017
    Applicant: Invensas Corporatoin
    Inventors: Javier A. DeLaCruz, Abiola Awujoola, Ashok S. Prabhu, Christopher W. Lattin, Zhuowen Sun
  • Patent number: 9666513
    Abstract: An assembly includes a plurality of stacked encapsulated microelectronic packages, each package including a microelectronic element having a front surface with a plurality of chip contacts at the front surface and edge surfaces extending away from the front surface. An encapsulation region of each package contacts at least one edge surface and extends away therefrom to a remote surface of the package. The package contacts of each package are disposed at a single one of the remote surfaces, the package contacts facing and coupled with corresponding contacts at a surface of a substrate nonparallel with the front surfaces of the microelectronic elements therein.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: May 30, 2017
    Assignee: Invensas Corporation
    Inventors: Ashok S. Prabhu, Rajesh Katkar, Sean Moran
  • Publication number: 20170141042
    Abstract: Methods and apparatuses relate generally to a packaged microelectronic device for a package-on-package device (“PoP”) with enhanced tolerance for warping. In one such packaged microelectronic device, at least one redistribution layer includes first interconnect pads on a lower surface and second interconnect pads on an upper surface of the at least one redistribution layer. Interconnect structures are on and extend away from corresponding upper surfaces of the second interconnect pads. A microelectronic device is coupled to an upper surface of the at least one redistribution layer. A dielectric layer surrounds at least portions of shafts of the interconnect structures. The interconnect structures have upper ends thereof protruding above an upper surface of the dielectric layer a distance to increase a warpage limit for a combination of at least the packaged microelectronic device and one other packaged microelectronic device directly coupled to protrusions of the interconnect structures.
    Type: Application
    Filed: November 16, 2016
    Publication date: May 18, 2017
    Applicant: Invensas Corporation
    Inventors: Ashok S. Prabhu, Rajesh Katkar
  • Publication number: 20170141083
    Abstract: Methods and apparatuses relate generally to a packaged microelectronic device for a package-on-package device (“PoP”) with enhanced tolerance for warping. In one such packaged microelectronic device, interconnect structures are in an outer region of the packaged microelectronic device. A microelectronic device is coupled in an inner region of the packaged microelectronic device inside the outer region. A dielectric layer surrounds at least portions of shafts of the interconnect structures and along sides of the microelectronic device. The interconnect structures have first ends thereof protruding above an upper surface of the dielectric layer a distance to increase a warpage limit for a combination of at least the packaged microelectronic device and one other packaged microelectronic device directly coupled to protrusions of the interconnect structures.
    Type: Application
    Filed: November 16, 2016
    Publication date: May 18, 2017
    Applicant: Invensas Corporation
    Inventors: Ashok S. Prabhu, Rajesh Katkar
  • Publication number: 20170117231
    Abstract: Apparatuses relating generally to a microelectronic package having protection from interference are disclosed. In an apparatus thereof, a substrate has an upper surface and a lower surface opposite the upper surface and has a ground plane. A first microelectronic device is coupled to the upper surface of the substrate. Wire bond wires are coupled to the ground plane for conducting the interference thereto and extending away from the upper surface of the substrate. A first portion of the wire bond wires is positioned to provide a shielding region for the first microelectronic device with respect to the interference. A second portion of the wire bond wires is not positioned to provide the shielding region. A second microelectronic device is coupled to the substrate and located outside of the shielding region. A conductive surface is over the first portion of the wire bond wires for covering the shielding region.
    Type: Application
    Filed: November 7, 2016
    Publication date: April 27, 2017
    Applicant: Invensas Corporation
    Inventors: Abiola Awujoola, Zhuowen Sun, Wael Zohni, Ashok S. Prabhu, Willmar Subido
  • Publication number: 20170117260
    Abstract: Apparatuses and methods relating generally to a microelectronic package for wafer-level chip scale packaging with fan-out are disclosed. In an apparatus, there is a substrate having an upper surface and a lower surface opposite the upper surface. A microelectronic device is coupled to the upper surface with the microelectronic device in a face-up orientation. Wire bond wires are coupled to and extending away from the upper surface. Posts of the microelectronic device extend away from a front face thereof. Conductive pads are formed in the substrate associated with the wire bond wires for electrical conductivity.
    Type: Application
    Filed: October 24, 2016
    Publication date: April 27, 2017
    Applicant: Invensas Corporation
    Inventors: Ashok S. Prabhu, Rajesh Katkar
  • Publication number: 20170103968
    Abstract: Apparatuses relating generally to a vertically integrated microelectronic package are disclosed. In an apparatus thereof, a substrate has an upper surface and a lower surface opposite the upper surface. A first microelectronic device is coupled to the upper surface of the substrate. The first microelectronic device is a passive microelectronic device. First wire bond wires are coupled to and extend away from the upper surface of the substrate. Second wire bond wires are coupled to and extend away from an upper surface of the first microelectronic device. The second wire bond wires are shorter than the first wire bond wires. A second microelectronic device is coupled to upper ends of the first wire bond wires and the second wire bond wires. The second microelectronic device is located above the first microelectronic device and at least partially overlaps the first microelectronic device.
    Type: Application
    Filed: January 12, 2016
    Publication date: April 13, 2017
    Applicant: Invensas Corporation
    Inventors: Ashok S. PRABHU, Abiola AWUJOOLA, Wael ZOHNI, Willmar SUBIDO