Patents by Inventor Farhad Barzegar

Farhad Barzegar 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: 10631176
    Abstract: Aspects of the subject disclosure may include, a system for generating electromagnetic signals that resonate in a cavity having a plurality of reflectors resulting in resonating electromagnetic signals and combining the resonating electromagnetic signals to form an electromagnetic wave that traverses a reflector and couples onto a physical transmission medium. Other embodiments are disclosed.
    Type: Grant
    Filed: July 19, 2019
    Date of Patent: April 21, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Paul Shala Henry, Irwin Gerszberg, Thomas M. Willis, III, Giovanni Vannucci, Robert Bennett, Donald J. Barnickel, Farhad Barzegar
  • Patent number: 10629994
    Abstract: Aspects of the subject disclosure may include, generating, by a plurality of dielectric antennas of a waveguide system, a plurality of instances of electromagnetic waves that combines to form a combined electromagnetic wave, and directing, by the waveguide system, the combined electromagnetic wave to an interface of a transmission medium for guiding propagation of the combined electromagnetic wave along the transmission medium without requiring an electrical return path. Other embodiments are disclosed.
    Type: Grant
    Filed: October 3, 2018
    Date of Patent: April 21, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Paul Shala Henry, Shikik Johnson, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Thomas M. Willis, III, Donald J. Barnickel
  • Patent number: 10630343
    Abstract: Aspects of the subject disclosure may include, for example, a coupling device including a receiving portion that receives a radio frequency signal conveying data from a transmitting device. A magnetic coupler magnetically couples the radio frequency signal to a transmission medium as a guided electromagnetic wave that is bound by an outer surface of the transmission medium. Other embodiments are disclosed.
    Type: Grant
    Filed: August 30, 2019
    Date of Patent: April 21, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Robert Bennett, Paul Shala Henry, Irwin Gerszberg, Farhad Barzegar, Donald J. Barnickel, Thomas M. Willis, III
  • Publication number: 20200119934
    Abstract: Aspects of the subject disclosure may include, a system for obtaining energy from at least one twisted pair wires of a cable, and transmitting communication signals via a plurality of twisted pair wires not associated with the at least one twisted pair wires supplying the energy to the processing system, wherein the plurality of twisted pair wires is electrically shorted resulting in a combined wire, wherein the communication signals are directed to a second device via the combined wire, wherein propagation of the communication signals along the combined wire is enabled by utilizing an electrical return path provided by a metallic shield of the cable, and wherein a message wire of the cable supports placement of the first device on the cable. Other embodiments are disclosed.
    Type: Application
    Filed: October 12, 2018
    Publication date: April 16, 2020
    Applicant: AT&T Intellectual Property I, L.P.
    Inventors: Farhad Barzegar, Paul Shala Henry, Irwin Gerszberg
  • Patent number: 10623812
    Abstract: Aspects of the subject disclosure may include, for example, a system for receiving decoded satellite signals, obtaining media channels from the decoded satellite signals, selecting a portion of the media channels for distribution to a plurality of media processors, encoding the portion of the media channels selected according to a satellite distribution protocol, such as a protocol that facilitates satellite switching, to generate satellite encoded content, formatting the satellite encoded content according to a transport protocol to generate formatted content, and providing the formatted content for distribution to the plurality of media processors via a communication network, such as a single wire communication network or other network. Other embodiments are disclosed.
    Type: Grant
    Filed: January 17, 2018
    Date of Patent: April 14, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Irwin Gerszberg, Farhad Barzegar, Mitchell Harvey Fuchs, John Babu Medamana
  • Patent number: 10623056
    Abstract: In accordance with one or more embodiments, a splitter includes a first port, a second port and a third port. A first dielectric cable is configured to receive a first electromagnetic wave from the first port and to generate, in response to the first electromagnetic wave, a second electromagnetic wave that propagates in a first direction along a transmission medium without requiring an electrical return path, wherein the transmission medium is a bare or insulated wire. A second dielectric cable in proximity to a first side of the transmission medium is configured to couple a first portion of the second electromagnetic wave to the second port. A third dielectric cable in proximity to a second side of the transmission medium configured to couple a second portion of the second electromagnetic wave to the third port.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: April 14, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Thomas M. Willis, III, Paul Shala Henry
  • Patent number: 10623057
    Abstract: In accordance with one or more embodiments, a directional coupler includes a first dielectric cable is configured to receive a first electromagnetic wave from the first port and to generate a second electromagnetic wave that propagates along a transmission medium in a first direction without requiring an electrical return path. A second dielectric cable is configured to couple a first portion of the second electromagnetic wave to a second port, wherein a second portion of the second electromagnetic wave continues to propagate in the first direction along the transmission medium. A third dielectric cable is configured to couple the second portion of the second electromagnetic wave to a third port and to isolate the third port from a third electromagnetic wave propagating along the transmission medium in a second direction that is opposite to the first direction.
    Type: Grant
    Filed: December 3, 2018
    Date of Patent: April 14, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Thomas M. Willis, III, Paul Shala Henry
  • Patent number: 10616056
    Abstract: Aspects of the subject disclosure may include, a system for receiving first electromagnetic waves that propagate along a transmission medium, where the first electromagnetic waves convey first data, generating first signals by frequency-shifting the first electromagnetic waves without demodulating the first electromagnetic waves, and providing the first signals to one or more modems that facilitate demodulation of the first signals to second signals, and distribution of a first portion of data conveyed by the second signals to an access point, a second portion of the data to a second waveguide system, or combinations thereof. Other embodiments are disclosed.
    Type: Grant
    Filed: March 27, 2018
    Date of Patent: April 7, 2020
    Assignee: 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
  • Patent number: 10616047
    Abstract: Aspects of the subject disclosure may include, for example, a system for receiving topology information from a plurality of waveguide systems or other transmission devices, the topology information identifying one or more transmission media available to each waveguide system for transmitting or receiving electromagnetic waves, and updating a topology of a communication system from the topology information provided by the plurality of waveguide systems. Other embodiments are disclosed.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: April 7, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Irwin Gerszberg, Farhad Barzegar, Paul Shala Henry, Robert Bennett, Donald J. Barnickel, Thomas M. Willis, III
  • Patent number: 10601138
    Abstract: In accordance with one or more embodiments, a method includes receiving a first wireless signal via a feed point on an antenna body, wherein the antenna body includes a dielectric core having a first reflective surface and a second reflective surface that are spatially aligned in a reflecting telescope configuration; reflecting the first wireless signal via the first reflective surface and the second reflective surface to an aperture of the antenna body; and radiating the first wireless signal from the aperture.
    Type: Grant
    Filed: April 2, 2019
    Date of Patent: March 24, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: David M. Britz, Shikik Johnson, Irwin Gerszberg, Farhad Barzegar
  • Patent number: 10601469
    Abstract: Aspects of the subject disclosure may include, for example, a network termination includes a downstream channel modulator modulates downstream data into downstream channel signals to convey the downstream data via a guided electromagnetic wave that is bound to a transmission medium of a guided wave communication system. A host interface sends the downstream channel signals to the guided wave communication system and receives upstream channel signals corresponding to upstream frequency channels from the guided wave communication system. An upstream channel demodulator demodulates upstream channel signals into upstream data. Other embodiments are disclosed.
    Type: Grant
    Filed: May 30, 2019
    Date of Patent: March 24, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Robert Bennett, Paul Shala Henry, Irwin Gerszberg, Farhad Barzegar, Donald J. Barnickel, Thomas M. Willis, III
  • Patent number: 10594597
    Abstract: Aspects of the subject disclosure may include, a system that can transmit first wireless signals associated with communication signals, where the first wireless signals are directed via beam steering by an antenna array towards a wireless receiver. The system can transmit second wireless signals associated with the communication signals, where the second wireless signals are directed via the beam steering by the antenna array towards a transmission medium. The second wireless signals can induce electromagnetic waves at a physical interface of the transmission medium where the electromagnetic waves are associated with the communication signals. Other embodiments are disclosed.
    Type: Grant
    Filed: January 4, 2019
    Date of Patent: March 17, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Farhad Barzegar, Paul Shala Henry, Robert Bennett, Irwin Gerszberg, Thomas M. Willis, III, Donald J. Barnickel, Shikik Johnson
  • Patent number: 10594039
    Abstract: Aspects of the subject disclosure may include a generator that facilitates generation of an electromagnetic wave, a core, and a waveguide that facilitates guiding the electromagnetic wave towards the core to induce a second electromagnetic wave that propagates along the core. The core and/or the waveguide can be configured to reduce radiation loss of the second electromagnetic wave, propagation loss of the second electromagnetic wave, or a combination thereof. Other embodiments are disclosed.
    Type: Grant
    Filed: November 21, 2018
    Date of Patent: March 17, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Paul Shala Henry, Thomas M. Willis, III, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Donald J. Barnickel
  • Patent number: 10594040
    Abstract: Aspects of the subject disclosure may include, for example, a system having a first plurality of transmitters for launching according to a signal, first electromagnetic waves, and a second plurality of transmitters for launching, according to the signal, second electromagnetic waves. The first electromagnetic waves and the second electromagnetic waves combine at an interface of a transmission medium to induce a propagation of a third electromagnetic wave, the third electromagnetic wave having a non-fundamental wave mode and a non-optical operating frequency, and wherein the second plurality of transmitters are spaced apart from the first plurality of transmitters in a direction of propagation of the third electromagnetic wave. Other embodiments are disclosed.
    Type: Grant
    Filed: September 6, 2019
    Date of Patent: March 17, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Paul Shala Henry, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Donald J. Barnickel, Thomas M. Willis, III
  • Publication number: 20200083927
    Abstract: Aspects of the subject disclosure may include, a system for generating electromagnetic signals that resonate in a cavity having a plurality of reflectors resulting in resonating electromagnetic signals and combining the resonating electromagnetic signals to form an electromagnetic wave that traverses a reflector and couples onto a physical transmission medium. Other embodiments are disclosed.
    Type: Application
    Filed: September 12, 2018
    Publication date: March 12, 2020
    Applicant: AT&T Intellectual Property I, L.P.
    Inventors: Paul Shala Henry, Giovanni Vannucci, Irwin Gerszberg, Thomas M. Willis, III, Robert Bennett, Donald J. Barnickel, Farhad Barzegar
  • Publication number: 20200084641
    Abstract: Aspects of the subject disclosure may include, a system for generating electromagnetic signals that resonate in a cavity having a plurality of reflectors resulting in resonating electromagnetic signals and combining the resonating electromagnetic signals to form an electromagnetic wave that traverses a reflector and couples onto a physical transmission medium. Other embodiments are disclosed.
    Type: Application
    Filed: July 19, 2019
    Publication date: March 12, 2020
    Applicant: AT&T Intellectual Property I, L.P.
    Inventors: Paul Shala Henry, Irwin Gerszberg, Thomas M. Willis, III, Giovanni Vannucci, Robert Bennett, Donald J. Barnickel, Farhad Barzegar
  • Publication number: 20200083744
    Abstract: Aspects of the subject disclosure may include, regulating an alternating magnetic flux in a magnetic core having a first portion separable from a second portion of the magnetic core. The regulation of the alternating magnetic flux causes a coupling force between the first portion of the magnetic core and the second portion of the magnetic core. Responsive to detecting a signal, modifying the regulation of the alternating magnetic flux to reduce the coupling force between the first portion of the magnetic core and the second portion of the magnetic core. Other embodiments are disclosed.
    Type: Application
    Filed: September 11, 2018
    Publication date: March 12, 2020
    Applicant: AT&T Intellectual Property I, L.P.
    Inventors: Giovanni Vannucci, Farhad Barzegar, Harold Rappaport, Irwin Gerszberg, Thomas M. Willis, III, Paul Shala Henry, Robert Bennett, Donald J. Barnickel
  • Patent number: 10587310
    Abstract: Aspects of the subject disclosure may include, a system for determining from one or more conditions a range of energy that can be obtained from a transmission medium to power the first waveguide system, selecting according to the range of energy a group of components of a plurality of selectable components of the first waveguide system, and enabling the group of components and powering down a remainder of the plurality of selectable components, wherein the group of components facilitates an exchange of electromagnetic waves between the first waveguide system and a second waveguide system via the transmission medium. Other embodiments are disclosed.
    Type: Grant
    Filed: October 10, 2018
    Date of Patent: March 10, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Robert Bennett, Farhad Barzegar, Giovanni Vannucci, Paul Shala Henry, Thomas M. Willis, III, Irwin Gerszberg, Donald J. Barnickel
  • Patent number: 10587048
    Abstract: Aspects of the subject disclosure may include, a system having a polyrod antenna array. Beam steering can be performed according to a first subset of elements of the polyrod antenna array generating first electromagnetic waves with a first phase that is different from a second phase of the first electromagnetic waves being generated by a second subset of elements of the polyrod antenna array. Other embodiments are disclosed.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: March 10, 2020
    Assignee: AT&T Intellectual Property I, L.P.
    Inventors: Shikik Johnson, Paul Shala Henry, Robert Bennett, Farhad Barzegar, Irwin Gerszberg, Thomas M. Willis, III, Donald J. Barnickel
  • Publication number: 20200076088
    Abstract: In accordance with one or more embodiments, a surface wave launcher includes a launcher body configured to surround, at least in part, a transmission medium. A planar antenna includes a first antenna element, a second antenna element and an aperture, the first antenna element and the second antenna element having first portions on opposing sides of the launcher body and second portions on an aperture end of the launcher body, wherein the second portions are perpendicular to the launcher body and the transmission medium and wherein the planar antenna is configured to transmit and receive guided electromagnetic waves that propagate along the transmission medium without requiring an electrical return path. A reflector, configured to direct transmission and reception of the first guided electromagnetic wave to and from the aperture, is electrically coupled to the conductive launcher body on an end of the launcher body opposite to the aperture end of the conductive launcher body.
    Type: Application
    Filed: September 5, 2018
    Publication date: March 5, 2020
    Applicant: AT&T Intellectual Property I, L.P.
    Inventors: Robert Bennett, Robert S. Roman, Peter Wolniansky, Paul Shala Henry, Farhad Barzegar, Giovanni Vannucci, Irwin Gerszberg