Patents by Inventor Joseph W. Hahn
Joseph W. Hahn 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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Patent number: 10935611Abstract: A magnetometer for magnetic detection includes a magneto-optical defect center material having at least one magneto-optical defect center; a radio frequency (RF) exciter system including a radio frequency (RF) excitation source; an optical excitation system including an optical excitation source; an optical detector configured to receive an optical signal based on light emitted by the magneto-optical defect center material due RF excitation and optical excitation provided to the magneto-optical defect center material via the RF excitation source and the optical excitation source, respectively; a magnetic field generator configured to generate a magnetic field detected at the magneto-optical defect center material; and a system controller.Type: GrantFiled: July 10, 2018Date of Patent: March 2, 2021Assignee: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. Hahn, Cedric H. Wu, Yongdan Hu, Kenneth Michael Jackson, Gregory Scott Bruce, Wilbur Lew, Andrew Raymond Mandeville, Duc Huynh
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Patent number: 10677953Abstract: A system for magnetic detection includes a magneto-optical defect center material including at least one magneto-optical defect center that emits an optical signal when excited by an excitation light; a radio frequency (RF) exciter system configured to provide RF excitation to the magneto-optical defect center material; an optical light source configured to direct the excitation light to the magneto-optical defect center material; and an optical detector configured to receive the optical signal emitted by the magneto-optical defect center material.Type: GrantFiled: May 31, 2017Date of Patent: June 9, 2020Assignee: LOCKHEED MARTIN CORPORATIONInventors: John B. Stetson, Arul Manickam, Peter G. Kaup, Gregory Scott Bruce, Wilbur Lew, Joseph W. Hahn, Nicholas Mauriello Luzod, Kenneth Michael Jackson, Jacob Louis Swett, Peter V. Bedworth, Steven W. Sinton, Duc Huynh, Michael John Dimario, Jay T. Hansen, Andrew Raymond Mandeville, Bryan Neal Fisk, Joseph A. Villani, Jon C. Russo, David Nelson Coar, Julie Lynne Miller, Anjaney Pramod Kottapalli, Gary Edward Montgomery, Margaret Miller Shaw, Stephen Sekelsky, James Michael Krause, Thomas J. Meyer
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Diamond nitrogen vacancy sensor with nitrogen-vacancy center diamond located between dual RF sources
Patent number: 10520558Abstract: A magnetic field sensor assembly includes a first radio frequency (RF) element; a second RF element; an RF feed cable operably connected to the first RF element and the second RF element that provides an RF signal to the first RF element and the second RF element; and a magneto-optical defect center material located between the first RF element and the second RF element. The first RF element and the second RF element generate a microwave signal that is uniform over the magneto-optical defect center material. The magneto-optical defect center material may be a nitrogen-vacancy center diamond.Type: GrantFiled: January 21, 2016Date of Patent: December 31, 2019Assignee: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. Hahn, Duc Huynh, Wilbur Lew -
Patent number: 10459041Abstract: A system for magnetic detection includes a housing including a top plate, bottom plate, side plate, and main plate provided between the side plate and the bottom plate; a magneto-optical defect center material including at least one magneto-optical defect center that emits an optical signal when excited by an excitation light; a radio frequency (RF) exciter system configured to provide RF excitation to the magneto-optical defect center material; an optical light source configured to direct the excitation light to the magneto-optical defect center material; and an optical detector configured to receive the optical signal emitted by the magneto-optical defect center material. The elements of the system are mounted to the main plate and capable of being unattached and remounted to the main plate to change at least one of a location or an angle of incidence of the excitation light on the magneto-optical defect center material.Type: GrantFiled: March 24, 2017Date of Patent: October 29, 2019Assignee: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. Hahn, Kenneth Michael Jackson, Nicholas M. Luzod, Gregory Scott Bruce, Wilbur Lew, John B. Stetson, Jr., Duc Huynh, Andrew Raymond Mandeville, Arul Manickam, Peter G. Kaup
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Patent number: 10379174Abstract: A magnetometer includes a light source that provides excitation light and a magneto-optical defect center material with at least one defect center that transmits emitted light when excited by the excitation light. The magnetometer also includes a light sensor that receives the emitted light and a plurality of magnets that provide a bias magnetic field to the magneto-optical defect center material. The magnetometer further includes a ring magnet holder that has an outer ring with an outside surface and a plurality of holders extending from the ring. The plurality of holders hold the plurality of magnets in a same orientation with respect to one another. The magnetometer further includes a mount that has an inside surface. The outside surface of the outer ring slides along the inside surface of the mount.Type: GrantFiled: March 24, 2017Date of Patent: August 13, 2019Assignee: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. Hahn, Andrew Raymond Mandeville, Gregory Scott Bruce, Arul Manickam, Peter G. Kaup
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Patent number: 10371760Abstract: A system for magnetic detection includes a magneto-optical defect center material comprising a plurality of magneto-optical defect centers, an optical light source, an optical detector, and a radio frequency (RF) excitation source. The optical light source is configured to provide optical excitation to the magneto-optical defect center material. The optical detector is configured to receive an optical signal emitted by the magneto-optical defect center material. The RF excitation source is configured to provide RF excitation to the magneto-optical defect center material. The RF excitation source includes an RF feed connector, and a metallic material coated on the magneto-optical defect center material and electrically connected to the RF feed connecter.Type: GrantFiled: March 24, 2017Date of Patent: August 6, 2019Assignee: LOCKHEED MARTIN CORPORATIONInventors: Andrew Raymond Mandeville, Gregory Scott Bruce, Joseph W. Hahn
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Publication number: 20190219645Abstract: A magnetometer for magnetic detection includes a magneto-optical defect center material comprising at least one magneto-optical defect center that emits an optical signal when excited by an excitation light, a radio frequency (RF) exciter system configured to provide RF excitation to the magneto-optical defect center material; an optical excitation system configured to direct the excitation light to the magneto-optical defect center material; an optical detector configured to receive the optical signal emitted by the magneto-optical defect center material based on the excitation light and the RF excitation; a magnetic field generator configured to generate a magnetic field detected at the magneto-optical defect center material; and a housing configured to enclose the magneto-optical defect center material, the RF exciter system, the optical excitation system, the optical detector, and the magnetic field generator. The housing is hermetically sealed.Type: ApplicationFiled: January 14, 2019Publication date: July 18, 2019Inventors: Joseph W. HAHN, Wilbur LEW, Andrew Raymond MANDEVILLE, Yongdan HU
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Patent number: 10338164Abstract: A system for magnetic detection includes a magneto-optical defect center material comprising a plurality of magneto-optical defect centers, an optical light source , an optical detector, and a radio frequency (RF) excitation source. The optical light source is configured to provide optical excitation to the magneto-optical defect center material. The optical detector is configured to receive an optical signal emitted by the magneto-optical defect center material. The RF excitation source is configured to provide RF excitation to the magneto-optical defect center material. The RF excitation source includes an RF feed connector, and a metallic material coated on the magneto-optical defect center material and electrically connected to the RF feed connecter.Type: GrantFiled: March 24, 2017Date of Patent: July 2, 2019Assignee: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. Hahn, Andrew Raymond Mandeville, Gregory Scott Bruce
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Publication number: 20190181071Abstract: An electronic chip package includes a base defining a fluid inlet opening for receiving pressurized fluid from a fluid source and a fluid outlet opening. A dielectric body is arranged on the base and configured to support an electronic device. The dielectric body comprises a coolant flow chamber formed in a first surface thereof, and a plurality of impingement openings formed within the coolant flow chamber. The plurality of impingement openings are in communication with the fluid inlet opening of the base for generating a plurality of fluid streams to be expelled into the coolant flow chamber. The body further comprises a coolant return port formed within the coolant flow chamber and in communication with the fluid outlet opening of the base.Type: ApplicationFiled: February 15, 2019Publication date: June 13, 2019Inventors: Daniel W. Harris, John Ditri, Joseph W. Hahn, Michael K. McNulty
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Patent number: 10317279Abstract: A system provides light received from NV diamond material to an optical collector. The provision of light received from NV diamond material to an optical collector impacts the efficiency by which light is directed to the optical collector. The system may be employed to efficiently direct light from the NV diamond material to the optical collector.Type: GrantFiled: March 9, 2017Date of Patent: June 11, 2019Assignee: LOCKHEED MARTIN CORPORATIONInventors: Gregory Scott Bruce, Joseph W. Hahn, Nicholas Mauriello Luzod
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Patent number: 10306802Abstract: A heat sink for cooling an integrated circuit device includes a body having a first side and a second side. A fluid inlet opening is formed in the second side of the body for receiving pressurized fluid from a fluid source. A plurality of impingement openings are formed in the first side of the body. At least one fluid delivery channel is provided and configured to deliver pressurized fluid from the fluid inlet opening to the plurality of impingement openings for generating a plurality of fluid streams expelled from the plurality of impingement openings. A plurality of fluid diverters are formed on the first side of the body and arranged generally between each of the plurality of impingement openings for diverting a flow of fluid around each of the plurality of impingement openings.Type: GrantFiled: December 2, 2015Date of Patent: May 28, 2019Assignee: Lockheed Martin CorporationInventors: John Ditri, Joseph W. Hahn, Michael K. McNulty
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Patent number: 10211127Abstract: An electronic chip package includes a base defining a fluid inlet opening for receiving pressurized fluid from a fluid source and a fluid outlet opening. A dielectric body is arranged on the base and configured to support an electronic device. The dielectric body comprises a coolant flow chamber formed in a first surface thereof, and a plurality of impingement openings formed within the coolant flow chamber. The plurality of impingement openings are in communication with the fluid inlet opening of the base for generating a plurality of fluid streams to be expelled into the coolant flow chamber. The body further comprises a coolant return port formed within the coolant flow chamber and in communication with the fluid outlet opening of the base.Type: GrantFiled: May 19, 2017Date of Patent: February 19, 2019Assignee: Lockheed Martin CorporationInventors: Daniel W. Harris, John Ditri, Joseph W. Hahn, Michael K. McNulty
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Publication number: 20190018085Abstract: A system for magnetic detection is described. The system includes a magneto-optical defect center material including a plurality of magneto-optical defect centers, an RF excitation source, an optical excitation source assembly including an optical excitation source, a system controller, and an optical detector. The system controller is configured to control the RF excitation source to provide RF excitation to the magneto-optical defect center material, and control the optical excitation source to provide optical excitation to the magneto-optical defect center material. The optical detector is configured to receive an optical signal based on light emitted by the magneto-optical defect center material due to the RF excitation and the optical excitation provided to the magneto-optical defect center material.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: LOCKHEED MARTIN CORPORATIONInventors: Cedric H. WU, Joseph W. HAHN, Yongdan HU, Kenneth M. JACKSON
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Publication number: 20190018076Abstract: A magnetometer for magnetic detection includes a magneto-optical defect center material having at least one magneto-optical defect center; a radio frequency (RF) exciter system including a radio frequency (RF) excitation source; an optical excitation system including an optical excitation source; an optical detector configured to receive an optical signal based on light emitted by the magneto-optical defect center material due RF excitation and optical excitation provided to the magneto-optical defect center material via the RF excitation source and the optical excitation source, respectively; a magnetic field generator configured to generate a magnetic field detected at the magneto-optical defect center material; and a system controller.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. HAHN, Cedric H. WU, Yongdan HU, Kenneth Michael JACKSON, Gregory Scott BRUCE, Wilbur LEW, Andrew Raymond MANDEVILLE, Duc HUYNH
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Publication number: 20190018087Abstract: Systems and methods using a magneto-optical defect center material magnetic sensor system that uses fluorescence intensity to distinguish the ms=±1 states, and to measure the magnetic field based on the energy difference between the ms=+1 state and the ms=?1 state, as manifested by the RF frequencies corresponding to each state in some embodiments. The system may include an optical excitation source, which directs optical excitation to the material. The system may further include an RF excitation source, which provides RF radiation to the material. Light from the material may be directed through an optical waveguide assembly comprising an optical waveguide with a hollow core and at least one optical filter coating.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. HAHN, Yongdan HU, Wilbur LEW
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Publication number: 20190018077Abstract: Systems for a magneto-optical defect center material magnetic sensor system that uses fluorescence intensity to distinguish the ms=±1 states, and to measure the magnetic field based on the energy difference between the ms=+1 state and the ms=?1 state, as manifested by the RF frequencies corresponding to each state in some embodiments. The system may include an optical excitation source, which directs optical excitation to the material. The system may further include an RF excitation source, which provides RF radiation to the material. Light from the material may be directed through a light pipe to an optical detector. Light from the material may be directed through an optical filter and a lens to be focused at a focal point corresponding to a collection portion of an optical detector.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: LOCKHEED MARTIN CORPORATIONInventors: Cedric H. WU, Joseph W. HAHN, Yongdan HU
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Publication number: 20190018091Abstract: A magnetometer for magnetic detection includes a magneto-optical defect center material including at least one magneto-optical defect center that emits an optical signal when excited by an excitation light, a radio frequency (RF) exciter system configured to provide RF excitation to the magneto-optical defect center material, an optical excitation system configured to direct the excitation light to the magneto-optical defect center material, an optical detector configured to receive the optical signal emitted by the magneto-optical defect center material based on the excitation light and the RF excitation, and a magnetic field generator configured to generate a magnetic field detected at the magneto-optical defect center material, the magnetic field generator including a plurality of permanent magnets arranged in a Halbach array.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: LOCKHEED MARTIN CORPORATIONInventors: Wilbur LEW, Andrew MANDEVILLE, Joseph W. HAHN
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Publication number: 20190018088Abstract: Systems for a magneto-optical defect center material magnetic sensor system that uses fluorescence intensity to distinguish the ms=±1 states, and to measure the magnetic field based on the energy difference between the ms=+1 state and the ms=?1 state, as manifested by the RF frequencies corresponding to each state in some embodiments. The system may include an optical excitation source, which directs optical excitation to the material. The system may further include an RF excitation source, which provides RF radiation to the material. Light from the material may be directed through a light pipe to an optical detector. Light from the material may be directed through an optical filter and a lens to be focused at a focal point corresponding to a collection portion of an optical detector.Type: ApplicationFiled: July 10, 2018Publication date: January 17, 2019Applicant: LOCKHEED MARTIN CORPORATIONInventors: Yongdan HU, Joseph W. HAHN, Gregory Scott BRUCE
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Patent number: 10126377Abstract: A magneto-optical defect center magnetometer, such as a diamond nitrogen vacancy (DNV) magnetometer, can include an excitation source, a magneto-optical defect center element, a collection device, a top plate, a bottom plate, and a printed circuit board. The excitation source, the magneto-optical defect center element, and the collection device are each mounted to the printed circuit board.Type: GrantFiled: August 9, 2017Date of Patent: November 13, 2018Assignee: LOCKHEED MARTIN CORPORATIONInventors: Joseph W. Hahn, Arul Manickam, Peter G. Kaup, Gregory Scott Bruce, Wilbur Lew, Nicholas M. Luzod, Duc Huynh
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Publication number: 20180275209Abstract: A system for magnetic detection includes a magneto-optical defect center material comprising a plurality of magneto-optical defect centers, an optical light source, an optical detector, and a radio frequency (RF) excitation source. The optical light source is configured to provide optical excitation to the magneto-optical defect center material. The optical detector is configured to receive an optical signal emitted by the magneto-optical defect center material. The RF excitation source is configured to provide RF excitation to the magneto-optical defect center material. The RF excitation source includes an RF feed connector, and a metallic material coated on the magneto-optical defect center material and electrically connected to the RF feed connecter.Type: ApplicationFiled: March 24, 2017Publication date: September 27, 2018Applicant: Lockheed Martin CorporationInventors: Andrew Raymond Mandeville, Gregory Scott Bruce, Joseph W. Hahn