Patents Assigned to US Seismic Systems, Inc.
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Publication number: 20160011301Abstract: A fiber optic sensing system is provided. The fiber optic sensing system includes: at least one fiber optic transducer; an optical backscatter interrogator for interrogating backscatter optical signals from the at least one fiber optic transducer; and an optical fiber between the optical backscatter interrogator and the at least one fiber optic transducer.Type: ApplicationFiled: July 14, 2015Publication date: January 14, 2016Applicant: US Seismic Systems, Inc.Inventors: Eric L. Goldner, James K. Andersen
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Publication number: 20160010410Abstract: A borehole clamping system is provided. The borehole clamping system includes: (a) a pressure actuated clamp for clamping a sensor assembly in a borehole; (b) a fluid control unit configured for use within the borehole, the fluid control unit providing a fluid to the pressure actuated clamp, and controlling a pressure of the fluid; and (c) a surface electrical control unit for controlling flow of the fluid.Type: ApplicationFiled: July 10, 2015Publication date: January 14, 2016Applicant: US Seismic Systems, Inc.Inventors: Edward I. Fradkin, Eric Lee Goldner, Conroy James Stark
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Publication number: 20150369837Abstract: A fiber optic sensor is provided. The fiber optic sensor includes: a fixed portion configured to be secured to a body of interest; a moveable portion; a spring member positioned at least partially between the fixed portion and the moveable portion; an optical fiber wound in contact with the fixed portion and the moveable portion such that the optical fiber spans at least a portion of the spring; and an elastomeric material provided in contact with at least one of the fixed portion, the moveable portion, the spring member, the body of interest, and the optical fiber.Type: ApplicationFiled: June 19, 2015Publication date: December 24, 2015Applicant: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, David B. Hall
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Publication number: 20150300804Abstract: A fiber optic transducer is provided. The fiber optic transducer includes a fixed portion configured to be secured to a body of interest, a moveable portion having a range of motion with respect to the fixed portion, a spring positioned between the fixed portion and the moveable portion, and a length of fiber wound between the fixed portion and the moveable portion. The length of fiber spans the spring. The fiber optic transducer also includes a mass engaged with the moveable portion. In one disclosed aspect of the transducer, the mass envelopes the moveable portion.Type: ApplicationFiled: July 1, 2015Publication date: October 22, 2015Applicant: US Seismic Systems, Inc.Inventors: James Kengo Andersen, Eric Lee Goldner, Agop Hygasov Cherbettchian, Gerald Robert Baker, David T. Beatson
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Patent number: 9158032Abstract: An optical detection system. The optical detection system includes a host node having (a) an optical source for generating optical signals, and (b) an optical receiver. The optical detection system also includes a plurality of fiber optic sensors for converting at least one of vibrational and acoustical energy to optical intensity information, each of the fiber optic sensors having: (1) at least one length of optical fiber configured to sense at least one of vibrational and acoustical energy; (2) a reflector at an end of the at least one length of optical fiber; and (3) a field node for receiving optical signals from the host node, the field node transmitting optical signals along the at least one length of optical fiber, receiving optical signals back from the at least one length of optical fiber, and transmitting optical signals to the optical receiver of the host node.Type: GrantFiled: February 11, 2011Date of Patent: October 13, 2015Assignee: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker, James Kengo Andersen, Agop Hygasov Cherbettchian
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Publication number: 20150287300Abstract: A fiber optic security system is provided. The fiber optic security system includes at least one length of fiber optic cable affixed to at least one item to be monitored using the fiber optic security system. The fiber optic security system also includes at least one local control node, the at least one local control node including at least one light source for generating and transmitting light through the at least one length of fiber optic cable, and the at least one local control node monitoring a status of the light. The fiber optic security system also includes a remote control unit for receiving information from the at least one local control node regarding the status of the light.Type: ApplicationFiled: June 17, 2015Publication date: October 8, 2015Applicant: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker, James Kengo Andersen, Agop Hygasov Cherbettchian
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Patent number: 9097505Abstract: A fiber optic transducer is provided. The fiber optic transducer includes a fixed portion configured to be secured to a body of interest, a moveable portion having a range of motion with respect to the fixed portion, a spring positioned between the fixed portion and the moveable portion, and a length of fiber wound between the fixed portion and the moveable portion. The length of fiber spans the spring. The fiber optic transducer also includes a mass engaged with the moveable portion. In one disclosed aspect of the transducer, the mass envelopes the moveable portion.Type: GrantFiled: October 22, 2010Date of Patent: August 4, 2015Assignee: US Seismic Systems, Inc.Inventors: James Kengo Andersen, Eric Lee Goldner, Agop Hygasov Cherbettchian, Gerald Robert Baker, David T. Beatson
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Patent number: 9088372Abstract: A fiber optic security system is provided. The fiber optic security system includes at least one length of fiber optic cable affixed to at least one item to be monitored using the fiber optic security system. The fiber optic security system also includes at least one local control node, the at least one local control node including at least one light source for generating and transmitting light through the at least one length of fiber optic cable, and the at least one local control node monitoring a status of the light. The fiber optic security system also includes a remote control unit for receiving information from the at least one local control node regarding the status of the light.Type: GrantFiled: February 25, 2013Date of Patent: July 21, 2015Assignee: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker, James Kengo Andersen, Agop Hygasov Cherbettchian
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Publication number: 20150177358Abstract: A personnel monitoring system. The personnel monitoring system includes a host node having an optical source for generating optical signals, and an optical receiver. The personnel monitoring system also includes a plurality of fiber optic sensors for converting at least one of vibrational and acoustical energy to optical intensity information, each of the fiber optic sensors having: (1) at least one length of optical fiber configured to sense at least one of vibrational and acoustical energy; (2) a reflector at an end of the at least one length of optical fiber; and (3) a field node for receiving optical signals from the host node, the field node transmitting optical signals along the at least one length of optical fiber, receiving optical signals back from the at least one length of optical fiber, and transmitting optical signals to the optical receiver of the host node.Type: ApplicationFiled: January 28, 2015Publication date: June 25, 2015Applicant: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker, James Kengo Andersen, Agop Hygasov Cherbettchian, Jeffrey Carl Buchholz
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Publication number: 20150131103Abstract: A fiber optic sensing system. The fiber optic sensing includes an optical source and a lead cable for receiving an optical signal from the optical source. The fiber optic sensing system also includes a sensor array for receiving the optical signal from the lead cable. The sensor array includes a plurality of fiber optic sensors, each of the plurality of fiber optic sensors including an interferometer having two legs. The plurality of fiber optic sensors includes a noise compensation sensor. Each of the legs of the interferometer of the noise compensation sensor is configured to sense vibration in substantially the same manner.Type: ApplicationFiled: August 14, 2013Publication date: May 14, 2015Applicant: US Seismic Systems, Inc.Inventors: Eric L. Goldner, Gerald Robert Baker
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Patent number: 8983287Abstract: A personnel monitoring system. The personnel monitoring system includes a host node having an optical source for generating optical signals, and an optical receiver. The personnel monitoring system also includes a plurality of fiber optic sensors for converting at least one of vibrational and acoustical energy to optical intensity information, each of the fiber optic sensors having: (1) at least one length of optical fiber configured to sense at least one of vibrational and acoustical energy; (2) a reflector at an end of the at least one length of optical fiber; and (3) a field node for receiving optical signals from the host node, the field node transmitting optical signals along the at least one length of optical fiber, receiving optical signals back from the at least one length of optical fiber, and transmitting optical signals to the optical receiver of the host node.Type: GrantFiled: February 17, 2011Date of Patent: March 17, 2015Assignee: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker, James Kengo Andersen, Agop Hygasov Cherbettchian, Jeffrey Carl Buchholz
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Publication number: 20140334824Abstract: A fiber optic receiver system is provided. The fiber optic receiver system includes: (1) a host node including an optical source for transmitting an optical signal; (2) a remote node away from the host node for receiving the optical signal, the remote node including a radio frequency receiver, the remote node also including a converter for converting the optical signal into an electrical signal, the electrical signal providing electrical power for the radio frequency receiver; and (3) a fiber optic cable between the host node and the remote node, the fiber optic cable including an optical fiber for carrying the optical signal.Type: ApplicationFiled: May 9, 2014Publication date: November 13, 2014Applicant: US Seismic Systems, Inc.Inventor: Eric Lee Goldner
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Publication number: 20140246210Abstract: A remotely actuated clamping device for a borehole seismic sensing system. The remotely actuated clamping device includes a clamping mechanism configured to engage a surface of a borehole by actuation of the clamping mechanism. The remotely actuated clamping device also includes a fluid based actuator configured to actuate the clamping mechanism. The fluid based actuator includes a chamber configured to be kept at a pressure that is isolated from an ambient pressure of the borehole. The fluid based actuator also includes a piston within the chamber. The chamber receives a pressurized fluid to move the piston within the chamber to actuate the clamping mechanism. The pressure used to actuate the clamping mechanism is independent of the ambient pressure of the borehole. Also disclosed are methods of operating the device.Type: ApplicationFiled: July 29, 2013Publication date: September 4, 2014Applicant: US Seismic Systems, Inc.Inventors: James K. Andersen, Afshin Kianpour, Eric L. Goldner
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Publication number: 20140233020Abstract: An interrogator for a plurality of sensor fiber optic gratings. The interrogator includes an optical source for providing signals to the plurality of sensor fiber optic gratings. At least one optical filter converts optical signals, returned from the plurality of sensor fiber optic gratings, from (a) changes in peak reflection wavelength to (b) changes in intensity. At least one optical receiver receives the converted optical signals from the at least one optical filter.Type: ApplicationFiled: April 24, 2014Publication date: August 21, 2014Applicant: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker
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Publication number: 20140231636Abstract: A fiber optic acoustic sensing array. The fiber optic acoustic sensing array includes a core strength member and an optical fiber wound on the core strength member. The optical fiber includes a plurality of Fiber Bragg Gratings, and is coated with a voided plastic coating. An outer jacket covers the optical fiber coated with the voided plastic coating. Also disclosed are fiber optic sensing systems, methods of forming a fiber optic acoustic sensing array, and methods of operating fiber optic sensing systems.Type: ApplicationFiled: February 19, 2014Publication date: August 21, 2014Applicant: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Frederick C. DeMetz
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Patent number: 8766167Abstract: An interrogator for a plurality of sensor fiber optic gratings. The interrogator includes a broadband optical source; at least one beam splitter directing output of the optical source to the sensor fiber optic gratings; at least one linear filter for converting changes in peak reflection wavelength to changes in intensity; at least one optical receiver; and at least one amplifier associated with each optical receiver. The interrogator also includes an analog integrator following the at least one amplifier.Type: GrantFiled: November 26, 2012Date of Patent: July 1, 2014Assignee: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker
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Patent number: 8701481Abstract: A sensing system configured for use in a borehole. The sensing system includes a body portion and a clamp arm engaged with the body portion. The clamp arm is configured to move between a retracted position and an extended position. The sensing system also includes an energy storage element engaged with the body portion. The energy storage element provides energy to move the clamp arm from the retracted position to the extended position. A method of using the sensing system is also provided.Type: GrantFiled: July 5, 2011Date of Patent: April 22, 2014Assignee: US Seismic Systems, Inc.Inventors: James Kengo Andersen, Eric Lee Goldner, Peter Karalskos, Agop Hygasov Cherbettchian
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Publication number: 20140105609Abstract: A light powered communications system. The light powered communications system includes an audio control center having at least one optical source and at least one optical receiver. The light powered communications system also includes a plurality of optically powered remote communication systems located remote from the audio control center, each of the optically powered remote communication systems being configured to receive an optical signal from the audio control center. The light powered communication system also includes at least one length of fiber optic cable between the audio control center and each of the optically powered remote communication systems.Type: ApplicationFiled: January 24, 2012Publication date: April 17, 2014Applicant: US SEISMIC SYSTEMS, INCInventors: James Kengo Andersen, Eric Lee Goldner, Jeffrey Carl Buchholz
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Publication number: 20130201484Abstract: An optical detection system. The optical detection system includes a host node having (a) an optical source for generating optical signals, and (b) an optical receiver. The optical detection system also includes a plurality of fiber optic sensors for converting at least one of vibrational and acoustical energy to optical intensity information, each of the fiber optic sensors having: (1) at least one length of optical fiber configured to sense at least one of vibrational and acoustical energy; (2) a reflector at an end of the at least one length of optical fiber; and (3) a field node for receiving optical signals from the host node, the field node transmitting optical signals along the at least one length of optical fiber, receiving optical signals back from the at least one length of optical fiber, and transmitting optical signals to the optical receiver of the host node.Type: ApplicationFiled: February 11, 2011Publication date: August 8, 2013Applicant: US Seismic Systems, Inc.Inventors: Eric Lee Goldner, Gerald Robert Baker, James Kengo Andersen, Agop Hygasov Cherbettchian
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Publication number: 20130162432Abstract: A fiber optic security system is provided. The fiber optic security system includes at least one length of fiber optic cable affixed to at least one item to be monitored using the fiber optic security system. The fiber optic security system also includes at least one local control node, the at least one local control node including at least one light source for generating and transmitting light through the at least one length of fiber optic cable, and the at least one local control node monitoring a status of the light. The fiber optic security system also includes a remote control unit for receiving information from the at least one local control node regarding the status of the light.Type: ApplicationFiled: February 25, 2013Publication date: June 27, 2013Applicant: US Seismic Systems, Inc.Inventor: US Seismic Systems, Inc.