Patents by Inventor Giovanni Vannucci
Giovanni Vannucci 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: 20220200153Abstract: A transmission device includes a coupler configured to convert a transmit signal to transmitted guided electromagnetic waves that propagate along a surface of a transmission medium without requiring an electrical return path, the coupler further configured to convert to a receive signal, received guided electromagnetic waves that propagate along the surface of the transmission medium without requiring an electrical return path. A housing is configured to provide environmental protection to the coupler. The housing includes an aperture section configured to pass the transmitted guided electromagnetic waves from the coupler through an aperture side of the housing, the aperture section further configured to pass the received guided electromagnetic waves to the coupler through the aperture side of the housing. The housing also includes a non-aperture section configured to absorb radio frequency (RF) signals in a frequency range of the transmit signal and a frequency range the receive signal.Type: ApplicationFiled: February 14, 2022Publication date: June 23, 2022Applicant: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Giovanni Vannucci, Irwin Gerszberg, Peter Wolniansky, Robert Bennett, Thomas M. Willis, III, Donald J. Barnickel, Farhad Barzegar
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Patent number: 11362438Abstract: In accordance with one or more embodiments, a guided wave launcher includes an array of antennas configured to generate near field signals. A controller is configured to: select, in response to a first control signal, at least one of a plurality of guided wave modes; and adjust beam steering parameters of the array of antennas according to the selected one(s) of the plurality of guided wave modes. The near field signals combine to induce a guided electromagnetic wave having the selected one(s) of the plurality of guided wave modes, wherein the first guided electromagnetic wave is guided by the transmission medium and propagates along the transmission medium without requiring an electrical return path.Type: GrantFiled: December 4, 2018Date of Patent: June 14, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Robert Bennett, Donald J. Barnickel, Harold Lee Rappaport, Giovanni Vannucci, Farhad Barzegar, Irwin Gerszberg, Thomas M. Willis, III
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Patent number: 11356208Abstract: In accordance with one or more embodiments, a transmission device operates by: generating a transmit signal conveying transmit data in accordance with an HARQ protocol; converting the transmit signal to transmitted guided electromagnetic waves that propagate along a surface of a transmission medium; converting to a receive signal received guided electromagnetic waves that propagate along the surface of the transmission medium; generating, based on the receive signal, corona discharge data that indicates a corona discharge in proximity to the transmission medium during a first time period; identifying, responsive to the corona discharge data, a first packet of the transmit signal that was converted to transmitted guided electromagnetic waves during the first time period; and regenerating the transmit signal to include the first packet for retransmission via the transmitted guided electromagnetic waves, without waiting for a repeat request to be received from the remote device indicating the first packet.Type: GrantFiled: December 4, 2019Date of Patent: June 7, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Robert Bennett, Farhad Barzegar, Donald J. Barnickel, Giovanni Vannucci, Irwin Gerszberg, Paul Shala Henry, Peter Wolniansky, Thomas M. Willis, III
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Patent number: 11356143Abstract: In accordance with one or more embodiments, a waveguide system includes a transmission device configured to send and receive guided electromagnetic waves that propagate along a surface of a power line without requiring an electrical return path. The waveguide system further includes a magnetic core that surrounds the power line, a first winding around the magnetic core that generates a supply current in response a transmission current flowing through the power line and a power supply that converts the supply current to a supply voltage that powers the transmission device. The power supply automatically stabilizes power consumption by the transmission device in response to variations in the supply current caused by variations in the transmission current flowing through the power line.Type: GrantFiled: December 10, 2019Date of Patent: June 7, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Robert Bennett, Farhad Barzegar, Donald J. Barnickel, Giovanni Vannucci, Irwin Gerszberg, Paul Shala Henry, Peter Wolniansky, Thomas M. Willis, III
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Publication number: 20220094030Abstract: Aspects of the subject disclosure may include, a system that facilitates directing a first electromagnetic wave to a device positioned along a transmission medium, the device facilitating a perturbation of the first electromagnetic wave, and the first electromagnetic wave having a first field intensity near an outer surface of the transmission medium, and generating, by the device, a second electromagnetic wave having a second field intensity near the outer surface of the transmission medium that is lower than the first field intensity of the first electromagnetic wave. Other embodiments are disclosed.Type: ApplicationFiled: November 30, 2021Publication date: March 24, 2022Applicant: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Giovanni Vannucci, Peter Wolniansky, Thomas M. Willis, III, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Donald J. Barnickel
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Patent number: 11283177Abstract: A transmission device includes a coupler configured to convert a transmit signal to transmitted guided electromagnetic waves that propagate along a surface of a transmission medium without requiring an electrical return path, the coupler further configured to convert to a receive signal, received guided electromagnetic waves that propagate along the surface of the transmission medium without requiring an electrical return path. A housing is configured to provide environmental protection to the coupler. The housing includes an aperture section configured to pass the transmitted guided electromagnetic waves from the coupler through an aperture side of the housing, the aperture section further configured to pass the received guided electromagnetic waves to the coupler through the aperture side of the housing. The housing also includes a non-aperture section configured to absorb radio frequency (RF) signals in a frequency range of the transmit signal and a frequency range the receive signal.Type: GrantFiled: December 2, 2019Date of Patent: March 22, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Giovanni Vannucci, Irwin Gerszberg, Peter Wolniansky, Robert Bennett, Thomas M. Willis, III, Donald J. Barnickel, Farhad Barzegar
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Patent number: 11277159Abstract: Aspects of the subject disclosure may include, a system that facilitates receiving electromagnetic waves having polarized modes propagating along a transmission medium, detecting according to an analysis of the electromagnetic waves that the transmission medium is birefringent thereby causing a differential delay between the polarized modes, and adjusting a configuration of a receiver receiving the electromagnetic waves to mitigate the differential delay between the polarized modes. Other embodiments are disclosed.Type: GrantFiled: December 3, 2019Date of Patent: March 15, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Byoung-Jo J. Kim, Paul Shala Henry, Peter Wolniansky, Farhad Barzegar, Irwin Gerszberg, Robert Bennett, Thomas M. Willis, III, Donald J. Barnickel, Giovanni Vannucci
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Publication number: 20220069480Abstract: In accordance with one or more embodiments, a transceiver is configured to generate a first signal in response to receiving a first guided electromagnetic wave from a remote system via a launcher. A controller is configured to generate a channel quality indicator in response to the first signal. The transceiver is further configured to generate a second signal that conveys the channel quality indicator. The launcher, responsive to the second signal, is further configured to launch a second guided electromagnetic wave that conveys the channel quality indicator to the remote system, wherein the second guided electromagnetic wave is guided by the transmission medium and propagates along the transmission medium.Type: ApplicationFiled: November 11, 2021Publication date: March 3, 2022Applicant: AT&T Intellectual Property I, L.P.Inventors: Harold Lee Rappaport, Giovanni Vannucci, Paul Shala Henry
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Publication number: 20220029745Abstract: In accordance with one or more embodiments, a transmission device operates by: generating a transmit signal conveying transmit data in accordance with an HARQ protocol; converting the transmit signal to transmitted guided electromagnetic waves that propagate along a surface of a transmission medium; converting to a receive signal received guided electromagnetic waves that propagate along the surface of the transmission medium; generating, based on the receive signal, corona discharge data that indicates a corona discharge in proximity to the transmission medium during a first time period; identifying, responsive to the corona discharge data, a first packet of the transmit signal that was converted to transmitted guided electromagnetic waves during the first time period; and regenerating the transmit signal to include the first packet for retransmission via the transmitted guided electromagnetic waves, without waiting for a repeat request to be received from the remote device indicating the first packet.Type: ApplicationFiled: December 4, 2019Publication date: January 27, 2022Applicant: AT&T Intellectual Property I, L.P.Inventors: Robert Bennett, Farhad Barzegar, Donald J. Barnickel, Giovanni Vannucci, Irwin Gerszberg, Paul Shala Henry, Peter Wolniansky, Thomas M. Willis, III
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Patent number: 11223098Abstract: Aspects of the subject disclosure may include, a system that facilitates directing a first electromagnetic wave to a device positioned along a transmission medium, the device facilitating a perturbation of the first electromagnetic wave, and the first electromagnetic wave having a first field intensity near an outer surface of the transmission medium, and generating, by the device, a second electromagnetic wave having a second field intensity near the outer surface of the transmission medium that is lower than the first field intensity of the first electromagnetic wave. Other embodiments are disclosed.Type: GrantFiled: December 4, 2019Date of Patent: January 11, 2022Assignee: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Giovanni Vannucci, Peter Wolniansky, Thomas M. Willis, III, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Donald J. Barnickel
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Patent number: 11205857Abstract: In accordance with one or more embodiments, a transceiver is configured to generate a first signal in response to receiving a first guided electromagnetic wave from a remote system via a launcher. A controller is configured to generate a channel quality indicator in response to the first signal. The transceiver is further configured to generate a second signal that conveys the channel quality indicator. The launcher, responsive to the second signal, is further configured to launch a second guided electromagnetic wave that conveys the channel quality indicator to the remote system, wherein the second guided electromagnetic wave is guided by the transmission medium and propagates along the transmission medium.Type: GrantFiled: December 4, 2018Date of Patent: December 21, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Harold Lee Rappaport, Giovanni Vannucci, Paul Shala Henry
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Patent number: 11171764Abstract: Aspects of the subject disclosure may include a communication system including a full duplex transceiver is configured to transmit and receive electromagnetic wave signals simultaneously over a transmission medium; a processing system including a processor; and a memory that stores executable instructions that, when executed by the processing system, facilitates the performance of operations, including: transmitting, via the full duplex transceiver, electromagnetic wave signals that convey a plurality of data frames, wherein the electromagnetic wave signals propagate along the transmission medium to another transceiver, wherein the electromagnetic wave signals propagate along the transmission medium without requiring an electrical return path; monitoring, via the full duplex transceiver, the transmission medium for an interference; identifying, via the full duplex transceiver, one or more data frames of the plurality of data frames that were transmitted during a period of the interference; and retransmitting,Type: GrantFiled: August 21, 2020Date of Patent: November 9, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Donald J. Barnickel, Giovanni Vannucci, Paul Shala Henry, Peter Wolniansky, Thomas M. Willis, III
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Patent number: 11165642Abstract: Aspects of the subject disclosure may include, a system for receiving second signals from a switch responsive to the switch receiving first signals a first waveguide system, wherein the first waveguide system facilitates generating the first signals responsive to receiving first electromagnetic waves that propagate along a transmission medium. The system further facilitates selecting a communication device according to the second signals, and transmitting a first wireless signal directed to the communication device, wherein the first wireless signal conveys first data supplied by the second signals. Other embodiments are disclosed.Type: GrantFiled: December 20, 2019Date of Patent: November 2, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Farhad Barzegar, Giovanni Vannucci, Paul Shala Henry, Thomas M. Willis, III, Irwin Gerszberg, Robert Bennett, Donald J. Barnickel
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Patent number: 11108126Abstract: In accordance with one or more embodiments, a dielectric coupler includes a neck portion configured to receive a first electromagnetic waves from a hollow waveguide. A plurality of arms is configured to generate, responsive to the first electromagnetic waves, second electromagnetic waves along a surface of a transmission medium, wherein the plurality of arms each end at differing azimuthal orientations relative to the transmission medium and wherein the second electromagnetic waves propagate along the surface of the transmission medium without requiring an electrical return path. A splitter portion is configured to split the first electromagnetic waves among the plurality of arms.Type: GrantFiled: June 6, 2019Date of Patent: August 31, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Giovanni Vannucci, Thomas M. Willis, III
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Patent number: 11082091Abstract: Aspects of the subject disclosure may include, a system for receiving communication signals that convey data, obtaining energy from a telecommunication line of a telecommunications network where an AC or DC power signal is injected into the telecommunication line and where the energy is utilized by at least a subset of components of a waveguide system, and transmitting electromagnetic waves that convey the data where the electromagnetic waves propagate along a power line of a power grid without requiring an electrical return path. Other embodiments are disclosed.Type: GrantFiled: November 29, 2018Date of Patent: August 3, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Farhad Barzegar, Giovanni Vannucci, Paul Shala Henry, Thomas M. Willis, III, Irwin Gerszberg, Robert Bennett, Donald J. Barnickel
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Patent number: 11070085Abstract: Aspects of the subject disclosure may include, supplying an alternating voltage waveform to a winding coupled to a magnetic core of an inductive power supply to regulate an alternating magnetic flux in the magnetic core. The alternating voltage waveform can be generated by selectively enabling one or more switches coupled to a storage device. The subject disclosure may further include configuring the one or more switches according to a configuration during a portion of a period of the alternating voltage waveform, and measuring a characteristic of an alternating current flowing in a conductor coupled to the magnetic core during the portion of the period of the alternating voltage waveform. Other embodiments are disclosed.Type: GrantFiled: January 22, 2020Date of Patent: July 20, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Giovanni Vannucci, Paul Shala Henry, Thomas M. Willis, III, Farhad Barzegar, Irwin Gerszberg, Robert Bennett, Harold Rappaport, Donald J. Barnickel
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Patent number: 11070250Abstract: Aspects of the subject disclosure may include, a system that facilitates determining from a training session with a waveguide system that one or more polarized modes of electromagnetic waves propagating along a transmission medium are experiencing differing propagation delays and adjusting a coupler to mitigate the differing propagation delays. Other embodiments are disclosed.Type: GrantFiled: December 3, 2019Date of Patent: July 20, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Farhad Barzegar, Donald J. Barnickel, Giovanni Vannucci, Irwin Gerszberg, Robert Bennett, Ed Guntin, Peter Wolniansky, Thomas M. Willis, III
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Patent number: 11063334Abstract: Aspects of the subject disclosure may include, a system that facilitates generating one or more tuning signals supplied to a material positioned along a portion of an inner surface of a structure of the waveguide system, the material facilitating generation of electromagnetic waves having a desired wave mode, and generating an electromagnetic wave with the desired wave mode, the electromagnetic wave propagating along a transmission medium without relying on an electrical return path to facilitate propagation of the electromagnetic wave along the transmission medium. Other embodiments are disclosed.Type: GrantFiled: December 5, 2019Date of Patent: July 13, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Ed Guntin, Giovanni Vannucci, Peter Wolniansky, Thomas M. Willis, III, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Donald J. Barnickel
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Patent number: 11051240Abstract: In accordance with one or more embodiments, an access point includes a first communication interface that receives, first guided electromagnetic waves from a first waveguide system wherein the first guided electromagnetic waves convey a first plurality of resource blocks containing first data. A data switch selects first selected portions of the first data corresponding to a first subset of the first plurality of resource blocks for transmission to at least one communication device in proximity to the access point and select second selected portions of the first data corresponding to a second subset of the first plurality of resource blocks by omitting the first subset from the first plurality of resource blocks. A second communication interface generates second guided electromagnetic waves conveying the second selected portions of the first data to facilitate reuse of the first subset of the first plurality of resource blocks by a second waveguide system.Type: GrantFiled: January 8, 2020Date of Patent: June 29, 2021Assignee: AT&T Intellectual Property I, L.P.Inventors: Farhad Barzegar, Irwin Gerszberg, Giovanni Vannucci, Peter Wolniansky, Paul Shala Henry
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Publication number: 20210175595Abstract: Aspects of the subject disclosure may include, a system that facilitates generating one or more tuning signals supplied to a material positioned along a portion of an outer surface of a transmission medium, the material facilitating generation of electromagnetic waves having a desired wave mode, and generating an electromagnetic wave with the desired wave mode, the electromagnetic wave propagating along the transmission medium without relying on an electrical return path to facilitate propagation of the electromagnetic wave along the transmission medium. Other embodiments are disclosed.Type: ApplicationFiled: December 5, 2019Publication date: June 10, 2021Applicant: AT&T Intellectual Property I, L.P.Inventors: Paul Shala Henry, Ed Guntin, Giovanni Vannucci, Peter Wolniansky, Thomas M. Willis, III, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Donald J. Barnickel