Patents by Inventor Sreenivas Kasturi

Sreenivas Kasturi 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: 11929802
    Abstract: An unmanned aerial vehicle can be configured to adjust a beam direction, provide path information, act as a base station, act as a cluster head, include an improved directional antenna or array of directional antennas, communicate in a collaboration using belief propagation, receive communications from a serving station aiding in navigation or improved signal performance, or the like.
    Type: Grant
    Filed: November 27, 2019
    Date of Patent: March 12, 2024
    Assignee: Apple Inc.
    Inventors: Feng Xue, Mustafa Akdeniz, Seong-Youp John Suh, Shu-Ping Yeh, Eduardo Alban, Philippe Auzas, Jonathan Byrne, Mark Davis, David Gomez Gutierrez, Timo Huusari, Bradley Alan Jackson, Ranganadh Karella, Sreenivas Kasturi, Mengkun Ke, Ching-Yu Liao, Tiefeng Shi, Daniel Tong, Candy Yiu
  • Publication number: 20220416438
    Abstract: An antenna array includes: a plurality of patch antenna structures, wherein each patch antenna structure of the plurality of patch antenna structures includes: an active element configured to emit radiofrequency waves, a parasitic reflector element, and a parasitic director element, wherein the parasitic reflector element and the parasitic director element are configured to direct the radiofrequency waves emitted by the active element towards a corresponding emission direction; a first beamforming circuit configured to control the active elements of a first subset of patch antenna structures to provide beamforming in a first azimuth direction corresponding to the first subset of patch antenna structures, and a second beamforming circuit configured to control the active elements of a second subset of patch antenna structures to provide beamforming in a second azimuth direction corresponding to the second subset of patch antenna structures.
    Type: Application
    Filed: June 24, 2021
    Publication date: December 29, 2022
    Inventor: Sreenivas KASTURI
  • Publication number: 20220069876
    Abstract: An unmanned aerial vehicle can be configured to adjust a beam direction, provide path information, act as a base station, act as a cluster head, include an improved directional antenna or array of directional antennas, communicate in a collaboration using belief propagation, receive communications from a serving station aiding in navigation or improved signal performance, or the like.
    Type: Application
    Filed: November 27, 2019
    Publication date: March 3, 2022
    Inventors: Feng XUE, Mustafa AKDENIZ, Seong-Youp John SUH, Shu-ping YEH, Eduardo ALBAN, Philippe AUZAS, Jonathan BYRNE, Mark DAVIS, David GOMEZ GUTIERREZ, Timo HUUSARI, Bradley Alan JACKSON, Ranganadh KARELLA, Sreenivas KASTURI, Mengkun KE, Ching-Yu LIAO, Tiefeng SHI, Daniel TONG, Candy YIU
  • Publication number: 20210075263
    Abstract: Systems and methods may provide for a wireless charging device having a concave-shaped charging platform defining a charging area. The wireless charging device may include a three-dimensional transmitter coil, and at least one additional transmitter coil having a non-uniform spacing within the concave-shaped charging platform to reduce magnetic field variations associated with the three-dimensional transmitter coil.
    Type: Application
    Filed: August 19, 2020
    Publication date: March 11, 2021
    Inventors: Songnan Yang, Bin Xiao, Janardhan Koratikere Narayan, Sreenivas Kasturi, Essam Elkhouly
  • Patent number: 10530174
    Abstract: Techniques for focusing an energy radiated by a wireless power transmitting unit are described. An example power transmitting unit includes a transmit coil configured to generate a magnetic field to wirelessly power a device within an active wireless charging area. The power transmitting unit also includes a power generating circuitry to deliver a current to the transmit coil to generate the magnetic field. The power transmitting unit also includes a patch array disposed in parallel with the transmit coil to reduce a strength of the magnetic field at frequencies outside of the operating frequency during operation of the power transmitting unit.
    Type: Grant
    Filed: April 1, 2016
    Date of Patent: January 7, 2020
    Assignee: Intel Corporation
    Inventors: Jaejin Lee, Chung-Hao J. Chen, Zhen Yao, Songnan Yang, Jonathan Rosenfeld, Sreenivas Kasturi
  • Patent number: 10517124
    Abstract: Systems, apparatuses and methods may provide for technology that determines line of sight information for a plurality of base stations based on relative signal strengths, a location and a planned navigation path of a mobile system. Additionally, the technology may favor a base station from the plurality of base stations based on the line of sight information, select a beam combination that is optimal for the favored base station, and form a communication link on a beam combination corresponding to the mobile system and the favored base station.
    Type: Grant
    Filed: December 29, 2017
    Date of Patent: December 24, 2019
    Assignee: Intel IP Corp
    Inventors: Subhas Balappanavar, Sreenivas Kasturi
  • Patent number: 10461586
    Abstract: Methods and apparatus for cross connection detection and mitigation in wireless power transfer networks are disclosed. An example method includes receiving communication data from the second PTU, the communication data being generated by the PRU, wherein the first PTU and the second PTU are capable of providing wireless power to power receiving units; determining that the communication data is intended for the first PTU based on the connected device mapping; and transmitting the communication data to the first PTU.
    Type: Grant
    Filed: March 31, 2016
    Date of Patent: October 29, 2019
    Assignee: INTEL CORPORATION
    Inventors: Hooman Shirani-Mehr, Ahmad Farbod Khoshnevis, Xintian E. Lin, Sreenivas Kasturi
  • Patent number: 10455540
    Abstract: Technologies for aligning an antenna array of a vehicle by a compute device are disclosed. A compute device may control an antenna array to connect to a base station. The compute device may determine one or more movement parameters of the vehicle, such as an indication that the vehicle is going to take a U-turn. The compute device may then control the antenna array to track the base station during the U-turn by physically rotating the antenna array.
    Type: Grant
    Filed: June 26, 2018
    Date of Patent: October 22, 2019
    Assignee: Intel IP Corporation
    Inventors: Subhas Balappanavar, Sreenivas Kasturi
  • Patent number: 10299095
    Abstract: Techniques of load modulation are described herein. A wireless power transmitting unit may include a resonator to periodically transmit a short beacon having a first time period. The wireless power transmitting unit also includes circuitry coupled to the resonator. The circuitry is configured to detect a load change in the resonator when transmitting the short beacon and cause the resonator to transmit a long beacon subsequent to said transmitting the short beacon if said load change is detected. The long beacon has a second time period longer than the first time period.
    Type: Grant
    Filed: December 10, 2015
    Date of Patent: May 21, 2019
    Assignee: Intel Corporation
    Inventors: Shahar Porat, Sreenivas Kasturi, Siva Ramakrishnan
  • Publication number: 20190109497
    Abstract: Systems and methods may provide for a wireless charging device having a concave-shaped charging platform defining a charging area. The wireless charging device may include a three-dimensional transmitter coil, and at least one additional transmitter coil having a non-uniform spacing within the concave-shaped charging platform to reduce magnetic field variations associated with the three-dimensional transmitter coil.
    Type: Application
    Filed: December 6, 2018
    Publication date: April 11, 2019
    Applicant: Intel Corporation
    Inventors: Songnan Yang, Bin Xiao, Janardhan Koratikere Narayan, Sreenivas Kasturi, Essam Elkhouly
  • Publication number: 20190053191
    Abstract: Technologies for aligning an antenna array of a vehicle by a compute device are disclosed. A compute device may control an antenna array to connect to a base station. The compute device may determine one or more movement parameters of the vehicle, such as an indication that the vehicle is going to take a U-turn. The compute device may then control the antenna array to track the base station during the U-turn by physically rotating the antenna array.
    Type: Application
    Filed: June 26, 2018
    Publication date: February 14, 2019
    Inventors: Subhas Balappanavar, Sreenivas Kasturi
  • Patent number: 10110278
    Abstract: Wireless charging communication examples are described. Various techniques for establishing a communication link between a power transmit unit and a power receive unit through a low energy wireless communication interface to enable the power receive unit to receive power are described.
    Type: Grant
    Filed: September 26, 2014
    Date of Patent: October 23, 2018
    Assignee: INTEL CORPORATION
    Inventors: Xintian E. Lin, Sreenivas Kasturi
  • Patent number: 10110018
    Abstract: Techniques for wireless charging in a system, method, and apparatus are described herein. For example, the apparatus includes a first wireless power receiving coil configured to receive power from a first wireless power transmitting coil of a wireless charger. The apparatus also includes a second wireless power transmitting coil coupled to the first wireless power receiving coil, wherein the second wireless power transmitting coil is configured to propagate current resulting in a magnetic field.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: October 23, 2018
    Assignee: Intel Corporation
    Inventors: Songnan Yang, Essam Elkhouly, Karim H. Tadros, Xintian E. Lin, Sreenivas Kasturi
  • Patent number: 10020683
    Abstract: Systems, methods and apparatus are disclosed for a dual mode wireless power receiver. In accordance with on aspect, an apparatus for receiving wireless power is provided. The apparatus includes a first coil configured to wirelessly receive power from a first transmitter configured to generate a first alternating magnetic field having a first frequency. The apparatus further includes a second coil configured to wirelessly receive power from a second transmitter configured to generate a second alternating magnetic field having a second frequency higher than the first frequency. The second coil is positioned to enclose the first coil. A first coupling factor between the first coil and a coil of the first transmitter is higher than a second coupling factor between the second coil and a coil of the second transmitter when the first and second coils are positioned within respective charging regions of the first and second transmitters.
    Type: Grant
    Filed: October 22, 2014
    Date of Patent: July 10, 2018
    Assignee: QUALCOMM Incorporated
    Inventors: Francesco Carobolante, Sreenivas Kasturi, Seong Heon Jeong
  • Patent number: 9923380
    Abstract: Techniques of capacitive coupling in a wireless power system are described herein. The techniques may include forming a transmitting coil to be inductively coupled to a receiving coil of a device under charge (DUC). The techniques may include forming a capacitive element of the transmitting coil to be capacitively coupled to a conductive component of the DUC.
    Type: Grant
    Filed: March 7, 2014
    Date of Patent: March 20, 2018
    Assignee: Intel Corporation
    Inventors: Songnan Yang, Janardhan Koratikere Narayan, Sreenivas Kasturi, Jonathan Rosenfeld, Masud Hannan
  • Publication number: 20170288470
    Abstract: Methods and apparatus for load balancing and scheduling in wireless power transfer networks are disclosed. An example method includes receiving data related to a power receiving unit (PRU) from a first power transmitting unit (PTU), identifying a second PTU based on the data, and transmitting an alert corresponding to the second PTU to at least one of the first PRU, the first PTU, the second PTU, or a display.
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: Hooman Shirani-Mehr, Ahmad Farbod Khoshnevis, Xintian E. Lin, Sreenivas Kasturi
  • Publication number: 20170288445
    Abstract: Techniques for focusing the energy radiated by a wireless power transmitting unit are described. An example power transmitting unit includes a transmit coil configured to generate a magnetic field to wirelessly power a device within an active wireless charging area. The power transmitting unit also includes a power generating circuitry to deliver current to the transmit coil to generate the magnetic field. The power transmitting unit also includes a patch array disposed in parallel with the transmit coil to reduce the strength of the magnetic field at frequencies outside of the operating frequency during operation of the power transmitting unit.
    Type: Application
    Filed: April 1, 2016
    Publication date: October 5, 2017
    Applicant: Intel Corporation
    Inventors: Jaejin Lee, Chung-Hao J. Chen, Zhen Yao, Songnan Yang, Jonathan Rosenfeld, Sreenivas Kasturi
  • Publication number: 20170288471
    Abstract: Methods and apparatus for cross connection detection and mitigation in wireless power transfer networks are disclosed. An example method includes receiving communication data from the second PTU, the communication data being generated by the PRU, wherein the first PTU and the second PTU are capable of providing wireless power to power receiving units; determining that the communication data is intended for the first PTU based on the connected device mapping; and transmitting the communication data to the first PTU.
    Type: Application
    Filed: March 31, 2016
    Publication date: October 5, 2017
    Inventors: Hooman Shirani-Mehr, Ahmad Farbod Khoshnevis, Xintian E. Lin, Sreenivas Kasturi
  • Patent number: 9774211
    Abstract: Techniques for voltage regulation in a system, method, and apparatus are described herein. An apparatus for voltage regulation in a wireless power receiver may include a rectifier having an output voltage. The apparatus may also include voltage compensation logic including at least one capacitor to reduce voltage variation of the output voltage from the rectifier.
    Type: Grant
    Filed: May 14, 2015
    Date of Patent: September 26, 2017
    Assignee: Intel Corporation
    Inventors: Sreenivas Kasturi, Songnan Yang, Jonathan Rosenfeld, Isaac Sever, Trent D. Whitten, Shahar Porat
  • Publication number: 20170187355
    Abstract: Techniques for tuning in a wireless power transmitter in a system, method, and apparatus are described herein. An example of a wireless power transmitter may include a transmitter coil configured to generate a magnetic field for wirelessly charging a battery, and a tuning circuit coupled to the transmitter coil configured to retune the transmitter coil in response to a reactance shift of the transmitter coil. The wireless power transmitter may also include a tuning control circuit to detect the reactance shift and control the tuning circuit to retune the transmitter coil. The tuning control circuit is to detect the reactance by measuring a drain voltage of a power amplifier.
    Type: Application
    Filed: December 24, 2015
    Publication date: June 29, 2017
    Applicant: Intel Corporation
    Inventors: Songnan Yang, Bin Xiao, Jian Chen, Sreenivas Kasturi, Jordan E. Maslov