Patents by Inventor Peter H. Gregson
Peter H. Gregson 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: 8725424Abstract: Systems and methods for estimating a physical characteristic of a seafood product are provided. In one system, the estimate is based on a slope defined by a ratio of changes in peak resonant amplitude and frequency of an electromagnetic resonant circuit in loaded and unloaded states. In another system, a first probe of a plurality of probes is driven with a test signal when the plurality of probes is loaded by a seafood product and the estimate is based on received test signals at one or more of the other probes. In another system, the estimate is based on the loading effect of a seafood product on an electromagnetic resonant circuit, which is also used to read an ID from an RFID associated with the seafood product. The systems and methods may be used for individual specimens, or to determine an average estimate for multiple specimens at one time.Type: GrantFiled: April 30, 2013Date of Patent: May 13, 2014Assignee: Clearwater Seafoods Limited PartnershipInventors: Timothy A. Burke, Peter H. Gregson, Gleb J. Sekretta, Stephen J. F. Hankinson
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Publication number: 20130241574Abstract: Systems and methods for estimating a physical characteristic of a seafood product are provided. In one system, the estimate is based on a slope defined by a ratio of changes in peak resonant amplitude and frequency of an electromagnetic resonant circuit in loaded and unloaded states. In another system, a first probe of a plurality of probes is driven with a test signal when the plurality of probes is loaded by a seafood product and the estimate is based on received test signals at one or more of the other probes. In another system, the estimate is based on the loading effect of a seafood product on an electromagnetic resonant circuit, which is also used to read an ID from an RFID associated with the seafood product. The systems and methods may be used for individual specimens, or to determine an average estimate for multiple specimens at one time.Type: ApplicationFiled: April 30, 2013Publication date: September 19, 2013Inventors: TIMOTHY A. BURKE, PETER H. GREGSON, GLEB J. SEKRETTA, STEPHEN J.F. HANKINSON
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Patent number: 8457904Abstract: Systems and methods for estimating a physical characteristic of a seafood product are provided. In one system, the estimate is based on a slope defined by a ratio of changes in peak resonant amplitude and frequency of an electromagnetic resonant circuit in loaded and unloaded states. In another system, a first probe of a plurality of probes is driven with a test signal when the plurality of probes is loaded by a seafood product and the estimate is based on received test signals at one or more of the other probes. In another system, the estimate is based on the loading effect of a seafood product on an electromagnetic resonant circuit, which is also used to read an ID from an RFID associated with the seafood product. The systems and methods may be used for individual specimens, or to determine an average estimate for multiple specimens at one time.Type: GrantFiled: January 11, 2012Date of Patent: June 4, 2013Inventors: Timothy A. Burke, Peter H. Gregson, Gleb J. Sekretta, Stephen J. F. Hankinson
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Patent number: 8172764Abstract: A quasi-periodic signal with high signal-to-noise ratio containing signal features that exhibit poor temporal localization is processed to identify waveform temporal reference points that are used to provide the temporal reference points for extracting a representative waveform of a signal feature having high temporal localization in a second, related, quasi-periodic signal that has low signal-to-noise ratio. The resulting representative waveform exhibits much improved signal-to-noise ratio while preserving the temporal detail contained in the second, related, quasi-periodic signal.Type: GrantFiled: October 26, 2006Date of Patent: May 8, 2012Assignee: Coeurmetrics Inc.Inventors: Peter H. Gregson, Stephen Hankinson
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Publication number: 20120107461Abstract: Systems and methods for estimating a physical characteristic of a seafood product are provided. In one system, the estimate is based on a slope defined by a ratio of changes in peak resonant amplitude and frequency of an electromagnetic resonant circuit in loaded and unloaded states. In another system, a first probe of a plurality of probes is driven with a test signal when the plurality of probes is loaded by a seafood product and the estimate is based on received test signals at one or more of the other probes. In another system, the estimate is based on the loading effect of a seafood product on an electromagnetic resonant circuit, which is also used to read an ID from an RFID associated with the seafood product. The systems and methods may be used for individual specimens, or to determine an average estimate for multiple specimens at one time.Type: ApplicationFiled: January 11, 2012Publication date: May 3, 2012Inventors: Timothy A. Burke, Peter H. Gregson, Gleb J. Sekretta, Stephen J.F. Hankinson
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Patent number: 8150633Abstract: Systems and methods for estimating a physical characteristic of a seafood product are provided. In one system, the estimate is based on a slope defined by a ratio of changes in peak resonant amplitude and frequency of an electromagnetic resonant circuit in loaded and unloaded states. In another system, a first probe of a plurality of probes is driven with a test signal when the plurality of probes is loaded by a seafood product and the estimate is based on received test signals at one or more of the other probes. In another system, the estimate is based on the loading effect of a seafood product on an electromagnetic resonant circuit, which is also used to read an ID from an RFID associated with the seafood product. The systems and methods may be used for individual specimens, or to determine an average estimate for multiple specimens at one time.Type: GrantFiled: November 19, 2008Date of Patent: April 3, 2012Inventors: Timothy A. Burke, Peter H. Gregson, Gleb J. Sekretta, Stephen J. F. Hankinson
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Publication number: 20090132174Abstract: Systems and methods for estimating a physical characteristic of a seafood product are provided. In one system, the estimate is based on a slope defined by a ratio of changes in peak resonant amplitude and frequency of an electromagnetic resonant circuit in loaded and unloaded states. In another system, a first probe of a plurality of probes is driven with a test signal when the plurality of probes is loaded by a seafood product and the estimate is based on received test signals at one or more of the other probes. In another system, the estimate is based on the loading effect of a seafood product on an electromagnetic resonant circuit, which is also used to read an ID from an RFID associated with the seafood product. The systems and methods may be used for individual specimens, or to determine an average estimate for multiple specimens at one time.Type: ApplicationFiled: November 19, 2008Publication date: May 21, 2009Inventors: Timothy A. Burke, Peter H. Gregson, Gleb J. Sekretta, Stephen J.F. Hankinson
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Publication number: 20080287819Abstract: A quasi-periodic signal with high signal-to-noise ratio containing signal features that exhibit poor temporal localization is processed to identify waveform temporal reference points that are used to provide the temporal reference points for extracting a representative waveform of a signal feature having high temporal localization in a second, related, quasi-periodic signal that has low signal-to-noise ratio. The resulting representative waveform exhibits much improved signal-to-noise ratio while preserving the temporal detail contained in the second, related, quasi-periodic signal.Type: ApplicationFiled: October 26, 2006Publication date: November 20, 2008Inventors: Peter H. Gregson, Stephen Hankinson
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Patent number: 7327273Abstract: This invention relates to a device to monitor the administration of a fluid through a conduit, such as intravenous fluid, and detect the completion of fluid delivery by monitoring the fluid level inside a chamber. The device will monitor, through an optical fluid sensor comprising a radiation source, two sensors, a logic means, and an indicating means, the bottom half of any “user supplied” drip chamber that is normally full during the administration of fluids. When the fluid level in the chamber drops below a predetermined level, the indicating means will initiate an electromechanical device that releases a pinching device to occlude the conduit. The pinching device is a rotary pincher that derives its force from a torsion spring and is held in the open position by the electromechanical device.Type: GrantFiled: February 11, 2005Date of Patent: February 5, 2008Inventors: Orlando R. Hung, Peter H. Gregson, David C. Roach
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Patent number: 6236737Abstract: The present invention relates to an improved system and method for target motion tracking, that reduces the computational resources required, by providing for the dynamic control of the activation of targets. The present invention is comprised of a system for use in dynamically tracking the movement of a subject. A plurality of active targets are located on the subject at positions of movement of the subject. At least one camera is arranged for viewing the subject, wherein each of the at least one camera outputs a video signal. A computer receives the video signal of each and processes each video signal by means of an algorithm program to produce a control signal.Type: GrantFiled: March 24, 1998Date of Patent: May 22, 2001Assignee: Dalhousie UniversityInventors: Peter H. Gregson, Steve M. Franklin
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Patent number: 5982452Abstract: This invention relates to an analog video merging system, and more particularly to a system that can take the output of a plurality of video cameras and form a combined video signal which can be fed to a computer having only a single frame grabber card. This system is used to track targets using multiple video cameras. The present invention is comprised of an analog video merging apparatus for merging N video signals from N video cameras. The apparatus is comprised of N video processors, each of the N processors is connected to the N video cameras in a one-to-one correspondence, wherein each of the N video processors compares the video signal associated with one of the N video cameras with a dynamic predetermined threshold level and produces a binary output signal having a low level and a high level, the low level being output if the associated video signal is below the predetermined threshold, and high level being output if the associated video signal is above the predetermined threshold.Type: GrantFiled: March 24, 1998Date of Patent: November 9, 1999Assignee: Dalhousie UniversityInventors: Peter H. Gregson, Steve M. Franklin