公开(公告)号：US10367603B2

公开(公告)日：2019-07-30

申请号：US15910697

申请日：2018-03-02

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Paul Shala Henry ,  Robert Bennett ,  Irwin Gerszberg ,  Farhad Barzegar ,  Donald J. Barnickel ,  Thomas M. Willis, III

IPC: H04B3/00 ,  H04L25/00 ,  H04L1/00 ,  H04B3/52 ,  G01R31/02 ,  G01R31/08 ,  H02J13/00 ,  H04B3/54 ,  H04W72/04

Abstract: Aspects of the subject disclosure may include, for example, a waveguide system for detecting a condition that adversely affects a propagation of electromagnetic waves generated by the waveguide system on a surface of the transmission medium, and adjusting characteristics of the electromagnetic waves generated by the waveguide system to reduce adverse effects caused by the condition. Other embodiments are disclosed.

公开(公告)号：US10361768B2

公开(公告)日：2019-07-23

申请号：US16149484

申请日：2018-10-02

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Paul Shala Henry ,  Robert Bennett ,  Irwin Gerszberg ,  Farhad Barzegar ,  Donald J. Barnickel ,  Thomas M. Willis, III

IPC: H04B3/52 ,  H04B7/14 ,  H04B1/40 ,  H04B1/00 ,  H04B3/36 ,  H04B7/155

Abstract: Aspects of the subject disclosure may include, for example, a method that includes extracting first channel signals from first guided electromagnetic waves bound to an outer surface of a transmission medium of a guided wave communication system; amplifying the first channel signals to generate amplified first channel signals in accordance with a phase correction; selecting one or more of the amplified first channel signals to wirelessly transmit to at least one client device via an antenna; and guiding the amplified first channel signals to the transmission medium of the guided wave communication system to propagate as second guided electromagnetic waves, wherein the phase correction aligns a phase of the second guided electromagnetic waves to add in-phase with a residual portion of the first guided electromagnetic waves that continues propagation along the transmission medium.

公开(公告)号：US10341142B2

公开(公告)日：2019-07-02

申请号：US15293819

申请日：2016-10-14

Applicant: AT&T INTELLECTUAL PROPERTY I, L.P.

Inventor： Paul Shala Henry ,  Thomas M. Willis, III ,  Robert Bennett ,  Farhad Barzegar ,  Irwin Gerszberg ,  Donald J. Barnickel

IPC: H04L12/64 ,  H04B15/00

Abstract: Aspects of the subject disclosure may include, receiving a plurality of communication signals, and generating, according to the plurality of communication signals, a plurality of electromagnetic waves bound at least in part to a dielectric layer environmentally formed on a conductor. The plurality of electromagnetic waves propagates along the dielectric layer of the conductor without an electrical return path, where each electromagnetic wave of the plurality of electromagnetic waves includes a different portions of the plurality of communication signals, and where the plurality of electromagnetic waves utilizes a signal multiplexing configuration that at least reduces an interference between the plurality of electromagnetic waves. Other embodiments are disclosed.

公开(公告)号：US10340982B2

公开(公告)日：2019-07-02

申请号：US15860758

申请日：2018-01-03

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Paul Shala Henry ,  Donald J. Barnickel ,  Robert Bennett ,  Irwin Gerszberg ,  Farhad Barzegar ,  Thomas M. Willis, III

IPC: H04B10/00 ,  H04B3/56 ,  H04B7/0413 ,  H04B10/2575 ,  H01P3/10 ,  H02J13/00 ,  H04B3/54 ,  H04B3/52 ,  H01P3/02 ,  H01P3/06 ,  H01P5/08 ,  G01R31/02 ,  G01R31/08 ,  H01P5/02 ,  H04Q9/00

Abstract: Aspects of the subject disclosure may include, for example, a system for determining a usage pattern, and sending instructions to a plurality of waveguide systems to transmit or receive electromagnetic waves along a surface of each of a plurality of wires according to the usage pattern. Other embodiments are disclosed.

公开(公告)号：US20190198962A1

公开(公告)日：2019-06-27

申请号：US16287046

申请日：2019-02-27

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Paul Shala Henry ,  Donald J. Barnickel ,  Farhad Barzegar ,  Robert Bennett ,  Irwin Gerszberg ,  Thomas M. Willis, III

IPC: H01P5/08 ,  H01P5/18 ,  H01P3/12 ,  H01P1/22

CPC classification number: H01P5/08 ,  H01P1/22 ,  H01P3/12 ,  H01P5/18 ,  H01P5/188

Abstract: Aspects of the subject disclosure may include, for example, a coupling module that includes a waveguide that guides a first electromagnetic wave conveying data from a transmitting device. A dielectric coupler receives the first electromagnetic wave from the waveguide to form a second electromagnetic wave, and that guides the second electromagnetic wave along the dielectric coupler adjacent to a transmission medium, and wherein the dielectric coupler has a length that supports a cancellation of at least one cancelled wave mode from a coupling of the second electromagnetic wave to the transmission medium.

公开(公告)号：US20190157732A1

公开(公告)日：2019-05-23

申请号：US16254238

申请日：2019-01-22

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Paul Shala Henry ,  Robert Bennett ,  Farhad Barzegar ,  Irwin Gerszberg ,  Donald J. Barnickel ,  Thomas M. Willis, III

IPC: H01P1/22 ,  H04B3/52 ,  H04B3/56

CPC classification number: H01P1/222 ,  G01R27/32 ,  H04B3/52 ,  H04B3/56

Abstract: Aspects of the subject disclosure may include, for example, a system that performs operations including detecting a signal degradation of guided electromagnetic waves bound to a transmission medium without utilizing an electrical return path, the guided electromagnetic waves having a non-optical frequency range, and adjusting an alignment of at least a portion of fields of the guided electromagnetic waves to mitigate the signal degradation. Other embodiments are disclosed.

公开(公告)号：US20190140938A1

公开(公告)日：2019-05-09

申请号：US16240138

申请日：2019-01-04

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Farhad Barzegar ,  Paul Shala Henry ,  Robert Bennett ,  Irwin Gerszberg ,  Thomas M. Willis, III ,  Donald J. Barnickel ,  Shikik Johnson

IPC: H04L12/707 ,  H04B3/58 ,  H04B3/54 ,  H04B3/00 ,  H04B3/36 ,  H01Q1/22 ,  H01Q21/00 ,  H01Q13/24 ,  H01Q3/30 ,  H01Q21/06

CPC classification number: H04L45/24 ,  H01Q1/2291 ,  H01Q3/30 ,  H01Q13/24 ,  H01Q21/00 ,  H01Q21/06 ,  H04B3/00 ,  H04B3/36 ,  H04B3/54 ,  H04B3/58 ,  H04B7/0617 ,  H04L12/6418

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.

公开(公告)号：US10230148B2

公开(公告)日：2019-03-12

申请号：US15860123

申请日：2018-01-02

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Paul Shala Henry ,  Robert Bennett ,  Farhad Barzegar ,  Irwin Gerszberg ,  Donald J. Barnickel ,  Thomas M. Willis, III

IPC: H01P3/06 ,  H01P5/08 ,  H04B3/52 ,  H04B3/54 ,  H01P3/127

Abstract: Aspects of the subject disclosure may include, for example, a system that performs operations including receiving first electromagnetic waves on an outer surface of a transmission medium, detecting a degradation of a signal quality of the first electromagnetic waves due to first electric fields of the first electromagnetic waves inducing first currents in an obstruction disposed on the outer surface of the transmission medium, and generating second electromagnetic waves having second electric fields that induce second currents in the obstruction that are lower in magnitude than the first currents, the electromagnetic waves having a cutoff frequency. Other embodiments are disclosed.

公开(公告)号：US10228455B2

公开(公告)日：2019-03-12

申请号：US15876739

申请日：2018-01-22

Applicant: AT&T Intellectual Property I, L.P.

Inventor： Robert Bennett ,  Paul Shala Henry ,  Irwin Gerszberg ,  Farhad Barzegar ,  Donald J. Barnickel ,  Thomas M. Willis, III

IPC: G01S13/04 ,  G01S13/88 ,  H04Q9/02 ,  H04B17/318 ,  H04Q9/00 ,  H04B1/10

Abstract: Aspects of the subject disclosure may include, for example, a rainfall sensor having a rainfall analyzer configured to induce transmitted electromagnetic waves that are guided by a transmission medium to propagate along the transmission medium, wherein the transmitted electromagnetic waves propagate without requiring an electrical return path, wherein the rainfall analyzer receives reflected electromagnetic waves from the transmission medium in response to the transmitted electromagnetic waves and wherein the rainfall analyzer analyzes the reflected electromagnetic waves and generates rainfall data in response thereto. Other embodiments are disclosed.

公开(公告)号：US10224634B2

公开(公告)日：2019-03-05

申请号：US15342330

申请日：2016-11-03

Applicant: AT&T INTELLECTUAL PROPERTY I, L.P.

Inventor： Paul Shala Henry ,  Thomas M. Willis, III ,  Farhad Barzegar ,  Robert Bennett ,  Irwin Gerszberg ,  Donald J. Barnickel

IPC: H01Q13/10 ,  H01Q9/04 ,  H01Q3/30 ,  H01Q1/46 ,  H01Q19/10

Abstract: Aspects of the subject disclosure may include, for example, a system for receiving a first electromagnetic wave supplied by a dielectric antenna in a first position, where the first electromagnetic wave propagates along an outer surface of a feedline of the dielectric antenna, receiving a second electromagnetic wave supplied by the dielectric antenna in a second position, where the second electromagnetic wave propagates along the outer surface of the feedline of the dielectric antenna, measuring a ratio of a first signal strength of the first electromagnetic wave and a second signal strength of the second electromagnetic wave, detecting that the ratio is below a threshold, and adjusting an operational characteristic of a system to increase the ratio. Other embodiments are disclosed.