Patents by Inventor Janak G. Patel
Janak G. Patel 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).
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Publication number: 20230260871Abstract: An electronic device includes a substrate, and a stack of dies stacked on the substrate. The stack includes (i) multiple dies stacked on one another, the multiple dies include electronic components and interconnections, and (ii) one or more heat pipes (HPs), which are traversing at least a subset of the dies at a right angle relative to the substrate, at least one of the HPs being configured to dissipate heat generated by operation of the electronic components away from at least the subset of the dies.Type: ApplicationFiled: February 13, 2023Publication date: August 17, 2023Inventors: Janak G. Patel, Richard S. Graf, Manish Nayini
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Patent number: 11682646Abstract: An integrated circuit (IC) chip package includes a substrate and a wafer comprising an IC chip arranged on the substrate. The substrate includes first mounting pads unconnected to electrical connections in the substrate. The wafer includes second mounting pads that are disposed around corners of the IC chip, that extend radially outward relative to circuitry in the IC chip, that are unconnected to circuitry in the IC chip, and that mate with the first mounting pads on the substrate, respectively.Type: GrantFiled: November 2, 2021Date of Patent: June 20, 2023Assignee: MARVELL ASIA PTE LTD.Inventors: Manish Nayini, Richard S. Graf, Janak G. Patel, Nazmul Habib
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Publication number: 20230035100Abstract: An electronic device, including a substrate and a stack of dies stacked on the substrate. The stack of dies includes: (a) one or more functional dies, the functional dies including functional electronic circuits and being configured to exchange electrical signals at least with the substrate, and (b) one or more dummy dies, the dummy dies being disposed among dies forming the stack and being configured to: (i) dissipate heat generated by the one or more functional dies and (ii) pass electrical signals exchanged between the substrate and the one or more functional dies or between two or more of the functional dies.Type: ApplicationFiled: July 27, 2022Publication date: February 2, 2023Inventors: Janak G. Patel, Manish Nayini, Richard S. Graf, Nazmul Habib
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Publication number: 20220270909Abstract: A method for assembling at least one stacked substrate package, each stacked substrate package includes binding a laminated base substrate, configured to route interconnections between circuitry on a first surface of the laminated base substrate and circuitry on a second surface of the laminated base substrate, to a surface of a rigid carrier to prevent warping of the laminated base substrate. Each base substrate is coupled to at least one dielectric build-up substrate, which is configured to route integrated interconnections between a top surface and a bottom surface of the dielectric build-up substrate, to the laminated base substrate. At least one integrated circuit die is coupled to the at least one dielectric build-up substrate, and then the carrier is released from the laminated base substrate to form an assembled stacked substrate package. Also, multiple stacked substrate packages may be assembled in parallel on one carrier.Type: ApplicationFiled: February 25, 2022Publication date: August 25, 2022Inventors: Richard Graf, Luke England, Manish Nayini, Janak G. Patel
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Publication number: 20220059488Abstract: An integrated circuit (IC) chip package includes a substrate and a wafer comprising an IC chip arranged on the substrate. The substrate includes first mounting pads unconnected to electrical connections in the substrate. The wafer includes second mounting pads that are disposed around corners of the IC chip, that extend radially outward relative to circuitry in the IC chip, that are unconnected to circuitry in the IC chip, and that mate with the first mounting pads on the substrate, respectively.Type: ApplicationFiled: November 2, 2021Publication date: February 24, 2022Inventors: Manish NAYINI, Richard S. GRAF, Janak G. PATEL, Nazmul HABIB
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Patent number: 11171104Abstract: An IC chip package includes a substrate having a plurality of interconnect metal pads, and a chip having a plurality of interconnect metal pads arranged thereon. An interconnect solder structure electrically connects each of the plurality of interconnect metal pads. The chip is devoid of the interconnect solder structures and interconnect metal pads at one or more corners of the chip. Rather, a dummy solder structure connects the IC chip to the substrate at each of the one or more corners of the IC chip, and the dummy solder structure is directly under at least one side of the IC chip at the one or more corners of the IC chip. The dummy solder structure has a larger volume than a volume of each of the plurality of interconnect solder structures. The dummy solder structure eliminates a chip-underfill interface at corner(s) of the chip where delamination would occur.Type: GrantFiled: October 24, 2019Date of Patent: November 9, 2021Assignee: MARVELL ASIA PTE, LTD.Inventors: Manish Nayini, Richard S. Graf, Janak G. Patel, Nazmul Habib
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Patent number: 11049819Abstract: Package assemblies including a die stack and related methods of use. The package assembly includes a substrate with a first surface, a second surface, and a third surface bordering a through-hole extending from the first surface to the second surface. The assembly further includes a die stack, a conductive layer, and a lid. The die stack includes a chip positioned inside the through-hole in the substrate. A section of the conductive layer is disposed on the third surface of the substrate. A portion of the lid is disposed between the first chip and the section of the conductive layer. The conductive layer is configured to be coupled with power, and the lid is configured to be coupled with ground. The portion of the lid may act as a first plate of a capacitor, and the section of the conductive layer may act as a second plate of the capacitor.Type: GrantFiled: November 15, 2019Date of Patent: June 29, 2021Assignee: International Business Machines CorporationInventors: Mark C. Lamorey, Janak G. Patel, Peter Slota, Jr., David B. Stone
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Publication number: 20210125952Abstract: An IC chip package includes a substrate having a plurality of interconnect metal pads, and a chip having a plurality of interconnect metal pads arranged thereon. An interconnect solder structure electrically connects each of the plurality of interconnect metal pads. The chip is devoid of the interconnect solder structures and interconnect metal pads at one or more corners of the chip. Rather, a dummy solder structure connects the IC chip to the substrate at each of the one or more corners of the IC chip, and the dummy solder structure is directly under at least one side of the IC chip at the one or more corners of the IC chip. The dummy solder structure has a larger volume than a volume of each of the plurality of interconnect solder structures. The dummy solder structure eliminates a chip-underfill interface at corner(s) of the chip where delamination would occur.Type: ApplicationFiled: October 24, 2019Publication date: April 29, 2021Inventors: Manish Nayini, Richard S. Graf, Janak G. Patel, Nazmul Habib
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Patent number: 10685919Abstract: A laminate structure includes a conductive layer and a dielectric layer in contact with the conductive layer, the dielectric layer comprises a selectively patterned high-modulus dielectric material that balances a differential stress between the conductive layer and the dielectric layer to mechanically stiffen the laminate structure and reduce warpage.Type: GrantFiled: February 7, 2017Date of Patent: June 16, 2020Assignee: International Business Machines CorporationInventors: Mark C. Lamorey, Shidong Li, Janak G. Patel, Douglas O. Powell, David J. Russell, Peter Slota, Jr., David B. Stone
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Publication number: 20200083177Abstract: Package assemblies including a die stack and related methods of use. The package assembly includes a substrate with a first surface, a second surface, and a third surface bordering a through-hole extending from the first surface to the second surface. The assembly further includes a die stack, a conductive layer, and a lid. The die stack includes a chip positioned inside the through-hole in the substrate. A section of the conductive layer is disposed on the third surface of the substrate. A portion of the lid is disposed between the first chip and the section of the conductive layer. The conductive layer is configured to be coupled with power, and the lid is configured to be coupled with ground. The portion of the lid may act as a first plate of a capacitor, and the section of the conductive layer may act as a second plate of the capacitor.Type: ApplicationFiled: November 15, 2019Publication date: March 12, 2020Inventors: Mark C. Lamorey, Janak G. Patel, Peter Slota, Jr., David B. Stone
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Patent number: 10553544Abstract: Package assemblies including a die stack and related methods of use. The package assembly includes a substrate with a first surface, a second surface, and a third surface bordering a through-hole extending from the first surface to the second surface. The assembly further includes a die stack, a conductive layer, and a lid. The die stack includes a chip positioned inside the through-hole in the substrate. A section of the conductive layer is disposed on the third surface of the substrate. A portion of the lid is disposed between the first chip and the section of the conductive layer. The conductive layer is configured to be coupled with power, and the lid is configured to be coupled with ground. The portion of the lid may act as a first plate of a capacitor, and the section of the conductive layer may act as a second plate of the capacitor.Type: GrantFiled: October 27, 2017Date of Patent: February 4, 2020Assignee: International Business Machines CorporationInventors: Mark C. Lamorey, Janak G. Patel, Peter Slota, Jr., David B. Stone
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Patent number: 10342160Abstract: Structures and methods for providing heat sink attachments on existing heat sinks. According to a device, a first heat sink comprises a first base and fins extending from the first base. The first base comprises a cutout therein and a first base bottom surface contacting a first electronic component. A second heat sink comprises a second base and fins extending from the second base. The second heat sink is located in the cutout of the first heat sink. The second base comprises a second base bottom surface contacting a second electronic component. A pressure plate is attached to the first heat sink and overlays the second heat sink. The pressure plate contacts the second heat sink and applies pressure between the second heat sink and the second electronic component.Type: GrantFiled: November 3, 2017Date of Patent: July 2, 2019Assignee: International Business Machines CorporationInventors: Louis-Marie Achard, Kenneth C. Marston, Janak G. Patel, David L. Questad
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Patent number: 10224262Abstract: Heat spreader lids and package assemblies including a heat spreader lid. The heat spreader lid has a central region configured to be coupled with an electronic component, a peripheral region configured to be coupled with a substrate, and a connecting region arranged between the central region and the peripheral region. The connecting region is configured to impart stress relief to the central region.Type: GrantFiled: May 12, 2017Date of Patent: March 5, 2019Assignee: GLOBALFOUNDRIES Inc.Inventors: Kathryn C. Rivera, Janak G. Patel, David Stone, Samantha Donovan
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Publication number: 20180331011Abstract: Heat spreader lids and package assemblies including a heat spreader lid. The heat spreader lid has a central region configured to be coupled with an electronic component, a peripheral region configured to be coupled with a substrate, and a connecting region arranged between the central region and the peripheral region. The connecting region is configured to impart stress relief to the central region.Type: ApplicationFiled: May 12, 2017Publication date: November 15, 2018Inventors: Kathryn C. Rivera, Janak G. Patel, David Stone, Samantha Donovan
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Patent number: 9935058Abstract: Package assemblies including a die stack and related methods of use. The package assembly includes a substrate with a first surface, a second surface, and a third surface bordering a through-hole extending from the first surface to the second surface. The assembly further includes a die stack, a conductive layer, and a lid. The die stack includes a chip positioned inside the through-hole in the substrate. A section of the conductive layer is disposed on the third surface of the substrate. A portion of the lid is disposed between the first chip and the section of the conductive layer. The conductive layer is configured to be coupled with power, and the lid is configured to be coupled with ground. The portion of the lid may act as a first plate of a capacitor, and the section of the conductive layer may act as a second plate of the capacitor.Type: GrantFiled: November 21, 2016Date of Patent: April 3, 2018Assignee: International Business Machines CorporationInventors: Mark C. Lamorey, Janak G. Patel, Peter Slota, Jr., David B. Stone
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Publication number: 20180068957Abstract: Package assemblies including a die stack and related methods of use. The package assembly includes a substrate with a first surface, a second surface, and a third surface bordering a through-hole extending from the first surface to the second surface. The assembly further includes a die stack, a conductive layer, and a lid. The die stack includes a chip positioned inside the through-hole in the substrate. A section of the conductive layer is disposed on the third surface of the substrate. A portion of the lid is disposed between the first chip and the section of the conductive layer. The conductive layer is configured to be coupled with power, and the lid is configured to be coupled with ground. The portion of the lid may act as a first plate of a capacitor, and the section of the conductive layer may act as a second plate of the capacitor.Type: ApplicationFiled: October 27, 2017Publication date: March 8, 2018Inventors: Mark C. Lamorey, Janak G. Patel, Peter Slota, JR., David B. Stone
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Publication number: 20180054915Abstract: Structures and methods for providing heat sink attachments on existing heat sinks. According to a device, a first heat sink comprises a first base and fins extending from the first base. The first base comprises a cutout therein and a first base bottom surface contacting a first electronic component. A second heat sink comprises a second base and fins extending from the second base. The second heat sink is located in the cutout of the first heat sink. The second base comprises a second base bottom surface contacting a second electronic component. A pressure plate is attached to the first heat sink and overlays the second heat sink. The pressure plate contacts the second heat sink and applies pressure between the second heat sink and the second electronic component.Type: ApplicationFiled: November 3, 2017Publication date: February 22, 2018Applicant: International Business Machines CorporationInventors: Louis-Marie Achard, Kenneth C. Marston, Janak G. Patel, David L. Questad
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Patent number: 9883612Abstract: Structures and methods for providing heat sink attachments on existing heat sinks. According to a device, a first heat sink comprises a first base and fins extending from the first base. The first base comprises a cutout therein and a first base bottom surface contacting a first electronic component. A second heat sink comprises a second base and fins extending from the second base. The second heat sink is located in the cutout of the first heat sink. The second base comprises a second base bottom surface contacting a second electronic component. A pressure plate is attached to the first heat sink and overlays the second heat sink. The pressure plate contacts the second heat sink and applies pressure between the second heat sink and the second electronic component.Type: GrantFiled: June 2, 2015Date of Patent: January 30, 2018Assignee: International Business Machines CorporationInventors: Louis-Marie Achard, Kenneth C. Marston, Janak G. Patel, David L. Questad
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Publication number: 20170148749Abstract: A laminate structure includes a conductive layer and a dielectric layer in contact with the conductive layer, the dielectric layer comprises a selectively patterned high-modulus dielectric material that balances a differential stress between the conductive layer and the dielectric layer to mechanically stiffen the laminate structure and reduce warpage.Type: ApplicationFiled: February 7, 2017Publication date: May 25, 2017Inventors: Mark C. Lamorey, Shidong Li, Janak G. Patel, Douglas O. Powell, David J. Russell, Peter Slota, JR., David B. Stone
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Publication number: 20170125358Abstract: Package assemblies including a die stack and related methods of use. The package assembly includes a substrate with a first surface, a second surface, and a third surface bordering a through-hole extending from the first surface to the second surface. The assembly further includes a die stack, a conductive layer, and a lid. The die stack includes a chip positioned inside the through-hole in the substrate. A section of the conductive layer is disposed on the third surface of the substrate. A portion of the lid is disposed between the first chip and the section of the conductive layer. The conductive layer is configured to be coupled with power, and the lid is configured to be coupled with ground. The portion of the lid may act as a first plate of a capacitor, and the section of the conductive layer may act as a second plate of the capacitor.Type: ApplicationFiled: November 21, 2016Publication date: May 4, 2017Inventors: Mark C. Lamorey, Janak G. Patel, Peter Slota, JR., David B. Stone