Patents by Inventor Milind S. Bhagavat

Milind S. Bhagavat 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: 10593620
    Abstract: Various fan-out devices are disclosed. In one aspect, a semiconductor chip device is provided that includes a redistribution layer (RDL) structure. The RDL structure includes plural metallization layers and plural polymer layers. One of the polymer layers is positioned over one of the metallization layers. The one of the metallization layers has conductor traces. The one of the polymer layers has an upper surface that is substantially planar at least where the conductor traces are positioned. A semiconductor chip is positioned on and electrically connected to the RDL structure. A molding layer is positioned on the RDL structure and at least partially encases the semiconductor chip.
    Type: Grant
    Filed: April 27, 2018
    Date of Patent: March 17, 2020
    Assignee: Advanced Micro Devices, Inc.
    Inventors: Rahul Agarwal, Milind S. Bhagavat, Priyal Shah
  • Patent number: 10593628
    Abstract: Various multi-die arrangements and methods of manufacturing the same are disclosed. In one aspect, a method of manufacturing a semiconductor chip device is provided. A redistribution layer (RDL) structure is fabricated with a first side and second side opposite to the first side. An interconnect chip is mounted on the first side of the RDL structure. A first semiconductor chip and a second semiconductor chip are mounted on the second side of the RDL structure after mounting the interconnect chip. The RDL structure and the interconnect chip electrically connect the first semiconductor chip to the second semiconductor chip.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: March 17, 2020
    Assignee: Advanced Micro Devices, Inc.
    Inventors: Milind S. Bhagavat, Rahul Agarwal
  • Publication number: 20200035606
    Abstract: Various arrangements of multi-RDL structure devices are disclosed. In one aspect, an apparatus is provided that includes a first redistribution layer structure and a second redistribution layer structure mounted on the first redistribution layer structure. A first semiconductor chip is mounted on the second redistribution layer structure and electrically connected to both the second redistribution layer structure and the first redistribution layer structure.
    Type: Application
    Filed: July 30, 2018
    Publication date: January 30, 2020
    Inventors: Milind S. Bhagavat, Lei Fu, Farshad Ghahghahi
  • Patent number: 10529693
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device is provided. The semiconductor chip device includes a first semiconductor chip that has a front side and a back side and plural through chip vias. The through chip vias have a first footprint. The back side is configured to have a second semiconductor chip stacked thereon. The second semiconductor chip includes plural interconnects that have a second footprint larger than the first footprint. The back side includes a backside interconnect structure configured to connect to the interconnects and provide fanned-in pathways to the through chip vias.
    Type: Grant
    Filed: November 29, 2017
    Date of Patent: January 7, 2020
    Assignee: Advanced Micro Devices, Inc.
    Inventors: Rahul Agarwal, Milind S. Bhagavat
  • Publication number: 20200006280
    Abstract: Various chip stacks and methods and structures of interconnecting the same are disclosed. In one aspect, an apparatus is provided that includes a first semiconductor chip that has a first glass layer and plural first groups of plural conductor pads in the first glass layer. Each of the plural first groups of conductor pads is configured to bumplessly connect to a corresponding second group of plural conductor pads of a second semiconductor chip to make up a first interconnect of a plurality interconnects that connect the first semiconductor chip to the second semiconductor chip. The first glass layer is configured to bond to a second glass layer of the second semiconductor chip.
    Type: Application
    Filed: June 29, 2018
    Publication date: January 2, 2020
    Inventors: Priyal Shah, Milind S. Bhagavat
  • Publication number: 20190393124
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device is provided. The semiconductor chip device includes a first semiconductor chip that has a floor plan with a high heat producing area and a low heat producing area. At least one second semiconductor chip is stacked on the low heat producing area. The semiconductor chip device also includes means for transferring heat from the high heat producing area.
    Type: Application
    Filed: September 6, 2019
    Publication date: December 26, 2019
    Inventors: John Wuu, Samuel Naffziger, Patrick J. Shyvers, Milind S. Bhagavat, Kaushik Mysore, Brett P. Wilkerson
  • Publication number: 20190393123
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device is provided. The semiconductor chip device includes a first semiconductor chip that has a floor plan with a high heat producing area and a low heat producing area. At least one second semiconductor chip is stacked on the low heat producing area. The semiconductor chip device also includes means for transferring heat from the high heat producing area.
    Type: Application
    Filed: September 6, 2019
    Publication date: December 26, 2019
    Inventors: John Wuu, Samuel Naffziger, Patrick J. Shyvers, Milind S. Bhagavat, Kaushik Mysore, Brett P. Wilkerson
  • Patent number: 10510721
    Abstract: Various molded chip combinations and methods of manufacturing the same are disclosed. In one aspect, a molded chip combination is provided that includes a first semiconductor chip that has a first PHY region, a second semiconductor chip that has a second PHY region, an interconnect chip interconnecting the first PHY region to the second PHY region, and a molding joining together the first semiconductor chip, the second semiconductor chip and the interconnect chip.
    Type: Grant
    Filed: August 11, 2017
    Date of Patent: December 17, 2019
    Assignee: Advanced Micro Devices, Inc.
    Inventors: Milind S. Bhagavat, Lei Fu, Ivor Barber, Chia-Ken Leong, Rahul Agarwal
  • Publication number: 20190371763
    Abstract: Various die stacks and methods of creating the same are disclosed. In one aspect, a method of manufacturing is provided that includes mounting a first semiconductor die on a second semiconductor die of a first semiconductor wafer. The second semiconductor die is singulated from the first semiconductor wafer to yield a first die stack. The second semiconductor die of the first die stack is mounted on a third semiconductor die of a second semiconductor wafer. The third semiconductor die is singulated from the second semiconductor wafer to yield a second die stack. The second die stack is mounted on a fourth semiconductor die of a third semiconductor wafer.
    Type: Application
    Filed: May 29, 2018
    Publication date: December 5, 2019
    Inventors: Rahul Agarwal, Milind S. Bhagavat
  • Publication number: 20190333851
    Abstract: Various fan-out devices are disclosed. In one aspect, a semiconductor chip device is provided that includes a redistribution layer (RDL) structure. The RDL structure includes plural metallization layers and plural polymer layers. One of the polymer layers is positioned over one of the metallization layers. The one of the metallization layers has conductor traces. The one of the polymer layers has an upper surface that is substantially planar at least where the conductor traces are positioned. A semiconductor chip is positioned on and electrically connected to the RDL structure. A molding layer is positioned on the RDL structure and at least partially encases the semiconductor chip.
    Type: Application
    Filed: April 27, 2018
    Publication date: October 31, 2019
    Inventors: Rahul Agarwal, Milind S. Bhagavat, Priyal Shah
  • Publication number: 20190326221
    Abstract: Various multi-die arrangements and methods of manufacturing the same are disclosed. In one aspect, a method of manufacturing a semiconductor chip device is provided. A redistribution layer (RDL) structure is fabricated with a first side and second side opposite to the first side. An interconnect chip is mounted on the first side of the RDL structure. A first semiconductor chip and a second semiconductor chip are mounted on the second side of the RDL structure after mounting the interconnect chip. The RDL structure and the interconnect chip electrically connect the first semiconductor chip to the second semiconductor chip.
    Type: Application
    Filed: April 24, 2018
    Publication date: October 24, 2019
    Inventors: Milind S. Bhagavat, Rahul Agarwal
  • Publication number: 20190326273
    Abstract: Various semiconductor chip devices and methods of manufacturing the same are disclosed. In one aspect, a semiconductor chip device is provided that has a reconstituted semiconductor chip package that includes an interposer that has a first side and a second and opposite side and a metallization stack on the first side, a first semiconductor chip on the metallization stack and at least partially encased by a dielectric layer on the metallization stack, and plural semiconductor chips positioned over and at least partially laterally overlapping the first semiconductor chip.
    Type: Application
    Filed: April 24, 2018
    Publication date: October 24, 2019
    Inventors: Milind S. Bhagavat, Rahul Agarwal, Gabriel H. Loh
  • Publication number: 20190326257
    Abstract: Various fan-out devices are disclosed. In one aspect, a semiconductor chip device is provided that includes a redistribution layer structure that has plural conductor structures and plural glass interlevel dielectric layers. A glass encapsulant layer is positioned on the redistribution layer structure. A first semiconductor chip and a second semiconductor chip are positioned in the glass encapsulant layer and electrically connected by at least some of the conductor structures. A cap layer is on the encapsulant layer.
    Type: Application
    Filed: April 24, 2018
    Publication date: October 24, 2019
    Inventors: Rahul Agarwal, Milind S. Bhagavat, Lei Fu
  • Patent number: 10431517
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device is provided. The semiconductor chip device includes a first semiconductor chip that has a floor plan with a high heat producing area and a low heat producing area. At least one second semiconductor chip is stacked on the low heat producing area. The semiconductor chip device also includes means for transferring heat from the high heat producing area.
    Type: Grant
    Filed: August 25, 2017
    Date of Patent: October 1, 2019
    Assignee: Advanced Micro Devices, Inc.
    Inventors: John Wuu, Samuel Naffziger, Patrick J. Shyvers, Milind S. Bhagavat, Kaushik Mysore, Brett P. Wilkerson
  • Publication number: 20190189590
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device includes a stack of plural semiconductor chips. Each two adjacent semiconductor chips of the plural semiconductor chips is electrically connected by plural interconnects and physically connected by a first insulating bonding layer. A first stack of dummy chips is positioned opposite a first side of the stack of semiconductor chips and separated from the plural semiconductor chips by a first gap. Each two adjacent of the first dummy chips are physically connected by a second insulating bonding layer. A second stack of dummy chips is positioned opposite a second side of the stack of semiconductor chips and separated from the plural semiconductor chips by a second gap. Each two adjacent of the second dummy chips are physically connected by a third insulating bonding layer.
    Type: Application
    Filed: December 17, 2017
    Publication date: June 20, 2019
    Inventors: Rahul Agarwal, Kaushik Mysore Srinivasa Setty, Milind S. Bhagavat, Brett P. Wilkerson
  • Patent number: 10312221
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device includes a stack of plural semiconductor chips. Each two adjacent semiconductor chips of the plural semiconductor chips is electrically connected by plural interconnects and physically connected by a first insulating bonding layer. A first stack of dummy chips is positioned opposite a first side of the stack of semiconductor chips and separated from the plural semiconductor chips by a first gap. Each two adjacent of the first dummy chips are physically connected by a second insulating bonding layer. A second stack of dummy chips is positioned opposite a second side of the stack of semiconductor chips and separated from the plural semiconductor chips by a second gap. Each two adjacent of the second dummy chips are physically connected by a third insulating bonding layer.
    Type: Grant
    Filed: December 17, 2017
    Date of Patent: June 4, 2019
    Assignee: Advanced Micro Devices, Inc.
    Inventors: Rahul Agarwal, Kaushik Mysore Srinivasa Setty, Milind S. Bhagavat, Brett P. Wilkerson
  • Publication number: 20190164936
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device is provided. The semiconductor chip device includes a first semiconductor chip that has a front side and a back side and plural through chip vias. The through chip vias have a first footprint. The back side is configured to have a second semiconductor chip stacked thereon. The second semiconductor chip includes plural interconnects that have a second footprint larger than the first footprint. The back side includes a backside interconnect structure configured to connect to the interconnects and provide fanned-in pathways to the through chip vias.
    Type: Application
    Filed: November 29, 2017
    Publication date: May 30, 2019
    Inventors: Rahul Agarwal, Milind S. Bhagavat
  • Publication number: 20190067152
    Abstract: Various semiconductor chip devices with stacked chips are disclosed. In one aspect, a semiconductor chip device is provided. The semiconductor chip device includes a first semiconductor chip that has a floor plan with a high heat producing area and a low heat producing area. At least one second semiconductor chip is stacked on the low heat producing area. The semiconductor chip device also includes means for transferring heat from the high heat producing area.
    Type: Application
    Filed: August 25, 2017
    Publication date: February 28, 2019
    Inventors: John Wuu, Samuel Naffziger, Patrick J. Shyvers, Milind S. Bhagavat, Kaushik Mysore, Brett P. Wilkerson
  • Publication number: 20190051633
    Abstract: Various molded chip combinations and methods of manufacturing the same are disclosed. In one aspect, a molded chip combination is provided that includes a first semiconductor chip that has a first PHY region, a second semiconductor chip that has a second PHY region, an interconnect chip interconnecting the first PHY region to the second PHY region, and a molding joining together the first semiconductor chip, the second semiconductor chip and the interconnect chip.
    Type: Application
    Filed: August 11, 2017
    Publication date: February 14, 2019
    Inventors: Milind S. Bhagavat, Lei Fu, Ivor Barber, Chia-Ken Leong, Rahul Agarwal
  • Publication number: 20190017846
    Abstract: Embodiments of the present disclosure provide an optical encoder for an electronic device. The optical encoder includes a spindle and an encoded pattern disposed around a circumference of the spindle. The encoded pattern may include one or more surface features that create a direction-dependent reflective region.
    Type: Application
    Filed: September 18, 2018
    Publication date: January 17, 2019
    Inventors: Paisith P. Boonsom, Serhan O. Isikman, Richard Ruh, Prashanth S. Holenarsipur, Colin M. Ely, William N. Pickeral, Jairam Manjunathaiah, David G. Havskjold, Anant Rai, Maegan K. Spencer, Milind S. Bhagavat