Patents by Inventor Peter Roland Smith

Peter Roland Smith 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: 11269071
    Abstract: The present disclosure is directed to a measurement system for measuring a reflection coefficient of a test sample, including: a transceiver antenna configured to be coupled to a source of electromagnetic radiation; and a RAM positioned between the transceiver antenna and a measurement region of the transceiver antenna, wherein the RAM comprises an aperture substantially orthogonal to and substantially aligned with a transceiving axis of the transceiver antenna. A method for obtaining error correction of a measurement system and a method of measuring a reflection coefficient in a test sample are also provided.
    Type: Grant
    Filed: April 29, 2021
    Date of Patent: March 8, 2022
    Assignee: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Peter Roland Smith, James Christopher Weatherall, Jeffrey Brian Barber, Barry Thomas Smith
  • Publication number: 20210405180
    Abstract: The present disclosure is directed to a measurement system for measuring a reflection coefficient of a test sample, including: a transceiver antenna configured to be coupled to a source of electromagnetic radiation; and a RAM positioned between the transceiver antenna and a measurement region of the transceiver antenna, wherein the RAM comprises an aperture substantially orthogonal to and substantially aligned with a transceiving axis of the transceiver antenna. A method for obtaining error correction of a measurement system and a method of measuring a reflection coefficient in a test sample are also provided.
    Type: Application
    Filed: April 29, 2021
    Publication date: December 30, 2021
    Applicant: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Peter Roland Smith, James Christopher Weatherall, Jeffrey Brian Barber, Barry Thomas Smith
  • Patent number: 11054517
    Abstract: The present disclosure is directed to a measurement system for measuring a reflection coefficient of a test sample, including: a transceiver antenna configured to be coupled to a source of electromagnetic radiation; and a RAM positioned between the transceiver antenna and a measurement region of the transceiver antenna, wherein the RAM comprises an aperture substantially orthogonal to and substantially aligned with a transceiving axis of the transceiver antenna. A method for obtaining error correction of a measurement system and a method of measuring a reflection coefficient in a test sample are also provided.
    Type: Grant
    Filed: July 15, 2020
    Date of Patent: July 6, 2021
    Assignee: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Peter Roland Smith, James Christopher Weatherall, Jeffrey Brian Barber, Barry Thomas Smith
  • Patent number: 11035949
    Abstract: The present disclosure is directed to a measurement system for measuring a reflection coefficient of a test sample, including: a transceiver antenna configured to be coupled to a source of electromagnetic radiation; and a RAM positioned between the transceiver antenna and a measurement region of the transceiver antenna, wherein the RAM comprises an aperture substantially orthogonal to and substantially aligned with a transceiving axis of the transceiver antenna. A method for obtaining error correction of a measurement system and a method of measuring a reflection coefficient in a test sample are also provided.
    Type: Grant
    Filed: April 10, 2018
    Date of Patent: June 15, 2021
    Assignee: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Peter Roland Smith, James Christopher Weatherall, Jeffrey Brian Barber, Barry Thomas Smith
  • Patent number: 10973958
    Abstract: The present disclosure is directed to an artificial skin having a radar absorbing layer and a conductive layer containing an electrically conductive material, wherein the artificial skin has a reflection coefficient substantially equal to a human skin reflection coefficient, the human skin reflection coefficient being determined at an electromagnetic radiation frequency ranging from 1-500 GHz. A human phantom composed of the artificial skin and methods of testing the contrast resolution sufficiency of and active millimeter wave imaging system using the human phantom are also disclosed.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: April 13, 2021
    Assignee: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Jeffrey Brian Barber, Peter Roland Smith, James Christopher Weatherall, Barry Thomas Smith
  • Publication number: 20200348410
    Abstract: The present disclosure is directed to a measurement system for measuring a reflection coefficient of a test sample, including: a transceiver antenna configured to be coupled to a source of electromagnetic radiation; and a RAM positioned between the transceiver antenna and a measurement region of the transceiver antenna, wherein the RAM comprises an aperture substantially orthogonal to and substantially aligned with a transceiving axis of the transceiver antenna. A method for obtaining error correction of a measurement system and a method of measuring a reflection coefficient in a test sample are also provided.
    Type: Application
    Filed: July 15, 2020
    Publication date: November 5, 2020
    Applicant: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Peter Roland Smith, James Christopher Weatherall, Jeffrey Brian Barber, Barry Thomas Smith
  • Publication number: 20190184066
    Abstract: The present disclosure is directed to an artificial skin having a radar absorbing layer and a conductive layer containing an electrically conductive material, wherein the artificial skin has a reflection coefficient substantially equal to a human skin reflection coefficient, the human skin reflection coefficient being determined at an electromagnetic radiation frequency ranging from 1-500 GHz. A human phantom composed of the artificial skin and methods of testing the contrast resolution sufficiency of and active millimeter wave imaging system using the human phantom are also disclosed.
    Type: Application
    Filed: February 22, 2019
    Publication date: June 20, 2019
    Applicant: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Jeffrey Brian Barber, Peter Roland Smith, James Christopher Weatherall, Barry Thomas Smith
  • Patent number: 10267904
    Abstract: The present disclosure is directed to an artificial skin including: a radar absorbing layer; a conductive layer comprising at least one material selected from the group consisting of a semiconductive oxide deposited onto a substrate and an electrically conductive polymer, wherein the substrate is in contact with the radar absorbing layer, and wherein the artificial skin has a reflection coefficient substantially equal to a human skin reflection coefficient, the human skin reflection coefficient being determined at an electromagnetic radiation frequency ranging from 1-500 GHz. A human phantom composed of the artificial skin and methods of using the human phantom are also disclosed.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: April 23, 2019
    Assignee: The United States of America, as represented by the Secretary of Homeland Security
    Inventors: Jeffrey Brian Barber, Peter Roland Smith, James Christopher Weatherall, Barry Thomas Smith
  • Publication number: 20190060526
    Abstract: The present disclosure is directed to an artificial skin including: a radar absorbing layer; a conductive layer comprising at least one material selected from the group consisting of a semiconductive oxide deposited onto a substrate and an electrically conductive polymer, wherein the substrate is in contact with the radar absorbing layer, and wherein the artificial skin has a reflection coefficient substantially equal to a human skin reflection coefficient, the human skin reflection coefficient being determined at an electromagnetic radiation frequency ranging from 1-500 GHz. A human phantom composed of the artificial skin and methods of using the human phantom are also disclosed.
    Type: Application
    Filed: August 8, 2018
    Publication date: February 28, 2019
    Applicant: The Government of the United States of America, as represented by the Secretary of Homeland Security
    Inventors: Jeffrey Brian Barber, Peter Roland Smith, James Christopher Weatherall, Barry Thomas Smith
  • Publication number: 20180292525
    Abstract: The present disclosure is directed to a measurement system for measuring a reflection coefficient of a test sample, including: a transceiver antenna configured to be coupled to a source of electromagnetic radiation; and a RAM positioned between the transceiver antenna and a measurement region of the transceiver antenna, wherein the RAM comprises an aperture substantially orthogonal to and substantially aligned with a transceiving axis of the transceiver antenna. A method for obtaining error correction of a measurement system and a method of measuring a reflection coefficient in a test sample are also provided.
    Type: Application
    Filed: April 10, 2018
    Publication date: October 11, 2018
    Applicant: The Government of the United States of America, as represented by the Secretary of Homeland Securit
    Inventors: Peter Roland Smith, James Christopher Weatherall, Jeffrey Brian Barber, Barry Thomas Smith