Patents by Inventor Sai Vadlamani

Sai Vadlamani 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: 11935805
    Abstract: An apparatus is provided which comprises: a substrate, a die site on the substrate to couple with a die, a die side component site on the substrate to couple with a die side component, and a raised barrier on the substrate between the die and die side component sites to contain underfill material disposed at the die site, wherein the raised barrier comprises electroplated metal. Other embodiments are also disclosed and claimed.
    Type: Grant
    Filed: April 12, 2023
    Date of Patent: March 19, 2024
    Assignee: Intel Corporation
    Inventors: Rahul Jain, Kyu Oh Lee, Siddharth K. Alur, Wei-Lun K. Jen, Vipul V. Mehta, Ashish Dhall, Sri Chaitra J. Chavali, Rahul N. Manepalli, Amruthavalli P. Alur, Sai Vadlamani
  • Patent number: 11901115
    Abstract: Apparatuses, systems and methods associated with a substrate assembly with an encapsulated magnetic feature for an inductor are disclosed herein. In embodiments, a substrate assembly may include a base substrate, a magnetic feature encapsulated within the base substrate, and a coil, wherein a portion of the coil extends through the magnetic feature. Other embodiments may be described and/or claimed.
    Type: Grant
    Filed: July 26, 2022
    Date of Patent: February 13, 2024
    Assignee: Intel Corporation
    Inventors: Kyu-Oh Lee, Rahul Jain, Sai Vadlamani, Cheng Xu, Ji Yong Park, Junnan Zhao, Seo Young Kim
  • Patent number: 11881463
    Abstract: A coreless semiconductor package comprises a plurality of horizontal layers of dielectric material. A magnetic inductor is situated at least partly in a first group of the plurality of layers. A plated laser stop is formed to protect the magnetic inductor against subsequent acidic processes. An EMIB is situated above the magnetic inductor within a second group of the plurality of layers. Vias and interconnections are configured within the horizontal layers to connect a die of the EMIB to other circuitry. A first level interconnect is formed on the top side of the package to connect to the interconnections. BGA pockets and BGA pads are formed on the bottom side of the package. In a second embodiment a polymer film is used as additional protection against subsequent acidic processes. The magnetic inductor comprises a plurality of copper traces encapsulated in magnetic material.
    Type: Grant
    Filed: November 11, 2021
    Date of Patent: January 23, 2024
    Assignee: Intel Corporation
    Inventors: Andrew J. Brown, Rahul Jain, Prithwish Chatterjee, Lauren A. Link, Sai Vadlamani
  • Publication number: 20240021522
    Abstract: Various devices, systems, and/or methods perform wireless chip to chip high speed data transmission. Strategies for such transmission include use of improved microbump antennas, wireless chip to chip interconnects, precoding and decoding strategies, channel design to achieve spatial multiplexing gain in line of sight transmissions, open cavity chip design for improved transmission, and/or mixed signal channel equalization.
    Type: Application
    Filed: December 23, 2020
    Publication date: January 18, 2024
    Inventors: Tolga ACIKALIN, Tae Young YANG, Debabani CHOUDHURY, Shuhei YAMADA, Roya DOOSTNEJAD, Hosein NIKOPOUR, Issy KIPNIS, Oner ORHAN, Mehnaz RAHMAN, Kenneth P. FOUST, Christopher D. HULL, Telesphor KAMGAING, Omkar KARHADE, Stefano PELLERANO, Peter SAGAZIO, Sai VADLAMANI
  • Patent number: 11862552
    Abstract: Methods/structures of forming embedded inductor structures are described. Embodiments include forming a first interconnect structure on a dielectric material of a substrate, selectively forming a magnetic material on a surface of the first interconnect structure, forming an opening in the magnetic material, and forming a second interconnect structure in the opening. Build up layers are then formed on the magnetic material.
    Type: Grant
    Filed: January 3, 2022
    Date of Patent: January 2, 2024
    Assignee: Intel Corporation
    Inventors: Sai Vadlamani, Prithwish Chatterjee, Robert A. May, Rahul S. Jain, Lauren A. Link, Andrew J. Brown, Kyu Oh Lee, Sheng C. Li
  • Publication number: 20230420396
    Abstract: In various aspects, a device-to-device communication system is provided including a first device and a second device. Each of the first device and the second device includes an antenna, a radio frequency frond-end circuit, and a baseband circuit. Each of the first device and the second device are at least one of a chiplet or a package. The device-to-device communication system further includes a cover structure housing the first device and the second device. Each of the first device and the second device are at least one of a chiplet or a package. The device-to-device communication system further includes a radio frequency signal interface wirelessly communicatively coupling the first device and the second device. The radio frequency signal interface includes the first antenna and the second antenna.
    Type: Application
    Filed: December 23, 2020
    Publication date: December 28, 2023
    Inventors: Tolga ACIKALIN, Arnaud AMADJIKPE, Brent R. CARLTON, Chia-Pin CHIU, Timothy F. COX, Kenneth P. FOUST, Bryce D. HORINE, Telesphor KAMGAING, Renzhi LIU, Jason A. MIX, Sai VADLAMANI, Tae Young YANG, Zhen ZHOU
  • Patent number: 11735537
    Abstract: Embodiments include an electronic package that includes a first layer that comprises a dielectric material and a second layer over the first layer, where the second layer comprises a magnetic material. In an embodiment, a third layer is formed over the second layer, where the third layer comprises a dielectric material. In an embodiment, the third layer entirely covers a first surface of the second layer. In an embodiment a first conductive layer and a second conductive layer are embedded within the second layer. In an embodiment, sidewalls of the first conductive layer and the second conductive layer are substantially vertical.
    Type: Grant
    Filed: June 28, 2022
    Date of Patent: August 22, 2023
    Assignee: Intel Corporation
    Inventors: Cheng Xu, Kyu-Oh Lee, Junnan Zhao, Rahul Jain, Ji Yong Park, Sai Vadlamani, Seo Young Kim
  • Publication number: 20230245940
    Abstract: An apparatus is provided which comprises: a substrate, a die site on the substrate to couple with a die, a die side component site on the substrate to couple with a die side component, and a raised barrier on the substrate between the die and die side component sites to contain underfill material disposed at the die site, wherein the raised barrier comprises electroplated metal. Other embodiments are also disclosed and claimed.
    Type: Application
    Filed: April 12, 2023
    Publication date: August 3, 2023
    Applicant: Intel Corporation
    Inventors: Rahul JAIN, Kyu Oh LEE, Siddharth K. ALUR, Wei-Lun K. JEN, Vipul V. MEHTA, Ashish DHALL, Sri Chaitra J. CHAVALI, Rahul N. MANEPALLI, Amruthavalli P. ALUR, Sai VADLAMANI
  • Patent number: 11664290
    Abstract: An apparatus is provided which comprises: a substrate, a die site on the substrate to couple with a die, a die side component site on the substrate to couple with a die side component, and a raised barrier on the substrate between the die and die side component sites to contain underfill material disposed at the die site, wherein the raised barrier comprises electroplated metal. Other embodiments are also disclosed and claimed.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: May 30, 2023
    Assignee: Intel Corporation
    Inventors: Rahul Jain, Kyu Oh Lee, Siddharth K. Alur, Wei-Lun K. Jen, Vipul V. Mehta, Ashish Dhall, Sri Chaitra J. Chavali, Rahul N. Manepalli, Amruthavalli P. Alur, Sai Vadlamani
  • Patent number: 11651902
    Abstract: Embodiments herein relate to systems, apparatuses, processing, and techniques related to patterning one or more sides of a thin film capacitor (TFC) sheet, where the TFC sheet has a first side and a second side opposite the first side. The first side and the second side of the TFC sheet are metal and are separated by a dielectric layer, and the patterned TFC sheet is to provide at least one of a capacitor or a routing feature on a first side of a substrate that has the first side and a second side opposite the first side.
    Type: Grant
    Filed: June 29, 2018
    Date of Patent: May 16, 2023
    Assignee: Intel Corporation
    Inventors: Rahul Jain, Andrew J. Brown, Prithwish Chatterjee, Sai Vadlamani, Lauren Link
  • Publication number: 20230101340
    Abstract: Embodiments disclosed herein include electronic packages and methods of assembling an electronic package. In an embodiment, an electronic package comprises a package substrate with a stepped top surface, and a first die on a first plateau of the stepped top surface. In an embodiment, a second die is on a second plateau of the stepped top surface, where the second die extends over the first die, In an embodiment, a third die is on a third plateau of the stepped top surface, where the third die extends over the second die.
    Type: Application
    Filed: September 24, 2021
    Publication date: March 30, 2023
    Inventors: Kaveh HOSSEINI, Omkar KARHADE, Ravindranath V. MAHAJAN, Sergey Yuryevich SHUMARAYEV, Yew F. KOK, Sai VADLAMANI
  • Patent number: 11610706
    Abstract: A substrate for an integrated circuit package, the substrate comprising a dielectric, at least one conductor plane within the dielectric, and a planar magnetic structure comprising an organic magnetic laminate embedded within the dielectric, wherein the planar magnetic structure is integrated within the at least one conductor plane.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: March 21, 2023
    Assignee: Intel Corporation
    Inventors: Sai Vadlamani, Prithwish Chatterjee, Rahul Jain, Kyu Oh Lee, Sheng C. Li, Andrew J. Brown, Lauren A. Link
  • Patent number: 11557489
    Abstract: Disclosed herein are cavity structures in integrated circuit (IC) package supports, as well as related methods and apparatuses. For example, in some embodiments, an IC package support may include: a cavity in a dielectric material, wherein the cavity has a bottom and sidewalls; conductive contacts at the bottom of the cavity, wherein the conductive contacts include a first material; a first peripheral material outside the cavity, wherein the first peripheral material is at the sidewalls of the cavity and proximate to the bottom of the cavity, and the first peripheral material includes the first material; and a second peripheral material outside the cavity, wherein the second peripheral material is at the sidewalls of the cavity and on the first peripheral material, and the second peripheral material is different than the first peripheral material.
    Type: Grant
    Filed: August 27, 2018
    Date of Patent: January 17, 2023
    Assignee: Intel Corporation
    Inventors: Rahul Jain, Sai Vadlamani, Junnan Zhao, Ji Yong Park, Kyu Oh Lee, Cheng Xu
  • Patent number: 11552008
    Abstract: Disclosed herein are asymmetric cored integrated circuit (IC) package supports, and related devices and methods. For example, in some embodiments, an IC package support may include a core region having a first face and an opposing second face, a first buildup region at the first face of the core region, and a second buildup region at the second face of the core region. A thickness of the first buildup region may be different than a thickness of the second buildup region. In some embodiments, an inductor may be included in the core region.
    Type: Grant
    Filed: November 28, 2018
    Date of Patent: January 10, 2023
    Assignee: Intel Corporation
    Inventors: Lauren Ashley Link, Andrew James Brown, Prithwish Chatterjee, Sai Vadlamani, Ying Wang, Chong Zhang
  • Publication number: 20220413240
    Abstract: Embodiments described herein may be related to apparatuses, processes, and techniques related to a cavity created in a package substrate, where the surface of the substrate at the bottom of the cavity, or alignment features at the surface of the substrate at the bottom of the cavity are used to accurately align a lens of a FAU to a lens of a PIC. In embodiments, the surface of the substrate at the bottom of the cavity has additional standoff pedestal features to aid in height tolerance control of the FAU to properly align the FAU lens when attached. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: June 24, 2021
    Publication date: December 29, 2022
    Inventors: Srikant NEKKANTY, Pooya TADAYON, Wesley MORGAN, Tarek A. IBRAHIM, Sai VADLAMANI
  • Publication number: 20220415770
    Abstract: Embodiments described herein may be related to apparatuses, processes, and techniques related to multilevel dies, in particular to photonics integrated circuit dies with a thick portion and a thin portion, where the thick portion is placed within a cavity in a substrate and the thin portion serves as an overhang to physically couple with the substrate, to reduce a distance between electrical contacts on the thin portion of the die and electrical contacts on the substrate. Other embodiments may be described and/or claimed.
    Type: Application
    Filed: June 23, 2021
    Publication date: December 29, 2022
    Inventors: Omkar KARHADE, Sai VADLAMANI, Xavier F. BRUN, Hemanth DHAVALESWARAPU
  • Publication number: 20220406512
    Abstract: Techniques and mechanisms for providing structures of a magnetic material based inductor. In an embodiment, an inductor comprises a body of a magnetic material, and a conductor which extends along a surface of the body. The body comprises a carrier material and magnetic filler particles distributed in the carrier material. A passivation material of the inductor is provided adjacent to the conductor and to surfaces of the filler particles. The conductor and the passivation material comprise different respective material compositions, wherein the passivation material comprises one of nickel, tin, copper, palladium, or gold. In another embodiment, the inductor is one of a plated through hole inductor type of a planar inductor type.
    Type: Application
    Filed: June 21, 2021
    Publication date: December 22, 2022
    Applicant: Intel Corporation
    Inventors: Xin Ning, Kyu-oh Lee, Brent Williams, Brandon C. Marin, Tarek A. Ibrahim, Krishna Bharath, Sai Vadlamani
  • Publication number: 20220399307
    Abstract: An electronic substrate may be fabricated having a core comprising a laminate including a metal layer between a first insulator layer and a second insulator layer, a metal via through the core, and metallization features on a first side and a second side of the core, wherein first ones of the metallization features are embedded within dielectric material on the first side of the core, and wherein a sidewall of the dielectric material and of the first insulator layer defines a recess over an area of the metal layer. In an embodiment of the present description, an integrated circuit package may be formed with the electronic substrate, wherein at least two integrated circuit devices may be attached to the electronic substrate. In a further embodiment, the integrated circuit package may be electrically attached to an electronic board. Other embodiments are disclosed and claimed.
    Type: Application
    Filed: June 10, 2021
    Publication date: December 15, 2022
    Applicant: Intel Corporation
    Inventors: Brandon C. Marin, Sai Vadlamani, Omkar Karhade, Tolga Acikalin
  • Publication number: 20220375865
    Abstract: Microelectronic assemblies, related devices and methods, are disclosed herein. In some embodiments, a microelectronic assembly may include a glass substrate having a plurality of conductive through-glass vias (TGV); a magnetic core inductor including: a first conductive TGV at least partially surrounded by a magnetic material; and a second conductive TGV electrically coupled to the first TGV; a first die in a first dielectric layer, wherein the first dielectric layer is on the glass substrate; and a second die in a second dielectric layer, wherein the second dielectric layer is on the first dielectric layer, and wherein the second die is electrically coupled to the magnetic core inductor.
    Type: Application
    Filed: May 18, 2021
    Publication date: November 24, 2022
    Applicant: Intel Corporation
    Inventors: Srinivas V. Pietambaram, Krishna Bharath, Sai Vadlamani, Pooya Tadayon, Tarek A. Ibrahim
  • Publication number: 20220367104
    Abstract: Embodiments include an inductor that comprises an inductor trace and a magnetic body surrounding the inductor trace. In an embodiment, the magnetic body comprises a first step surface and a second step surface. Additional embodiments include an inductor that includes a barrier layer. In an embodiment, an inductor trace is formed over a first surface of the barrier layer. Embodiments include a first magnetic body over the inductor trace and the first surface of the barrier layer, and a second magnetic body over a second surface of the barrier layer opposite the first surface. In an embodiment, a width of the second magnetic body is greater than a width of the first magnetic body.
    Type: Application
    Filed: July 26, 2022
    Publication date: November 17, 2022
    Inventors: Cheng XU, Kyu-Oh LEE, Junnan ZHAO, Rahul JAIN, Ji Yong PARK, Sai VADLAMANI, Seo Young KIM