Patents by Inventor Kenneth Wayne Rigby

Kenneth Wayne Rigby 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).

  • Publication number: 20200054228
    Abstract: The subject matter of the present disclosure generally relates to techniques for neuromodulation of a tissue that include applying energy (e.g., ultrasound energy) into the tissue to cause altered activity at a synapse between a neuron and a non-neuronal cell.
    Type: Application
    Filed: October 31, 2017
    Publication date: February 20, 2020
    Inventors: Christopher Michael Puleo, Victoria Cotero, Ying Fan, Tzu-Jen Kao, David Mills, Jeffrey Ashe, Sireesha KAANUMALLE, Kirk Dennis WALLACE, Kenneth Wayne RIGBY, Ileana HANCU, James ROTHMAN
  • Patent number: 10518196
    Abstract: A separation device, system and associated method are provided herein for separation of particulates form a base fluid. The separation device comprises a first microchannel comprising a fluid inlet and a mesofluidic collection chamber. The mesofluidic collection chamber has a first side and a second side, wherein the mesofluidic collection chamber is operatively coupled to the first microchannel on the first side, and wherein the mesofluidic collection chamber comprises a first fluid outlet at the second side, such that the fluid inlet, first microchannel, and first fluid outlet are in fluidic communication via the mesofluidic collection chamber.
    Type: Grant
    Filed: July 13, 2016
    Date of Patent: December 31, 2019
    Assignee: General Electric Company
    Inventors: Christopher Michael Puleo, Craig Patrick Galligan, Gregory Andrew Grossman, Erik Leeming Kvam, Robert Scott Duthie, Kenneth Wayne Rigby, Paul Michael Smigelski, Jr., Victoria Eugenia Cotero, Jason William Castle, John Donald Burczak, James Edward Rothman
  • Publication number: 20180360422
    Abstract: A transducer assembly is provided. The transducer assembly includes a routing layer. The transducer assembly further includes a plurality of transducer elements arranged on a first side of the interposer. The transducer assembly also includes a first application specific integrated circuit (ASIC) arranged vertically below the plurality of transducer elements and on a second side of the interposer, wherein the first ASIC comprises a plurality of signal conditioning circuits.
    Type: Application
    Filed: June 15, 2017
    Publication date: December 20, 2018
    Inventors: Kenneth Wayne Rigby, Ying Fan, Naresh Kesavan Rao, Christopher Robert Hazard
  • Publication number: 20180360421
    Abstract: A transducer assembly is provided. The transducer assembly includes an aperture comprising a plurality of transducer elements. The transducer assembly also includes a plurality of first-level summers, wherein each transducer element is configured to be switchably coupled to at least four of the plurality of first-level summers. The transducer assembly further includes a plurality of second-level summers, wherein an output of each of the plurality of first-level summers is configured to be switchably coupled to an input of one of the plurality of second-level summers.
    Type: Application
    Filed: June 15, 2017
    Publication date: December 20, 2018
    Inventors: Kenneth Wayne Rigby, Ying Fan, Naresh Kesavan Rao, Christopher Robert Hazard
  • Publication number: 20180001231
    Abstract: A separation device, system and associated method are provided herein for separation of particulates form a base fluid. The separation device comprises a first microchannel comprising a fluid inlet and a mesofluidic collection chamber. The mesofluidic collection chamber has a first side and a second side, wherein the mesofluidic collection chamber is operatively coupled to the first microchannel on the first side, and wherein the mesofluidic collection chamber comprises a first fluid outlet at the second side, such that the fluid inlet, first microchannel, and first fluid outlet are in fluidic communication via the mesofluidic collection chamber.
    Type: Application
    Filed: July 13, 2016
    Publication date: January 4, 2018
    Inventors: Christopher Michael Puleo, Craig Patrick Galligan, Gregory Andrew Grossmann, Erik Leeming Kvam, Robert Scott Duthie, Kenneth Wayne Rigby, Paul Michael Smigelski, JR., Victoria Eugenia Cotero, Jason William Castle, John Donald Burczak, James Edward Rothman
  • Patent number: 9375197
    Abstract: Systems and methods for time-delay inverted beamforming are provided. One method includes sampling, substantially uniformly in time, a set of continuous-time element signals to form a set of sampled element signals and mapping, for each sampled element signal, one or more samples substantially equally spaced in time to one or more samples non-equally spaced in time corresponding to the respective contribution of each element signal to a continuous-time beamsum signal. The method also includes forming a beamsum signal sampled substantially uniformly in time from the non-uniformly spaced, mapped samples corresponding to each sampled element signal.
    Type: Grant
    Filed: January 16, 2013
    Date of Patent: June 28, 2016
    Assignee: General Electric Company
    Inventor: Kenneth Wayne Rigby
  • Patent number: 9364194
    Abstract: An ultrasound imaging method for detecting a target region of altered stiffness is provided. The method comprises delivering at least one reference pulse to the target region to detect an initial position of the target region, delivering a first pushing pulse having a first value of a variable parameter to a target region to displace the target region to a first displaced position, delivering a first tracking pulse to detect the first displaced position of the target region, delivering a second pushing pulse having a second value of the variable parameter to the target region to displace the target region to a second displaced position, and delivering a second tracking pulse to detect the second displaced position of the target region. An ultrasound imaging system for detecting a region of altered stiffness is also provided.
    Type: Grant
    Filed: September 18, 2008
    Date of Patent: June 14, 2016
    Assignee: General Electric Company
    Inventors: Christopher Robert Hazard, Feng Lin, Mirsaid Seyed Bolorforosh, Kenneth Wayne Rigby
  • Patent number: 8876715
    Abstract: A method for correcting ultrasound data includes acquiring ultrasound data using an ultrasound probe having a plurality of transducer elements associated with a plurality of channels that include conductive pathways and communicating the ultrasound data as received ultrasound signals along the conductive pathways of the channels. The method further includes determining a crosstalk signal that is generated in one or more of the channels by at least one of communication of the received ultrasound signals along the channels or vibration of one or more of the transducer elements. In one aspect, the method also includes modifying one or more subsequently acquired ultrasound signals that are communicated along the channels based on the crosstalk signal.
    Type: Grant
    Filed: November 19, 2010
    Date of Patent: November 4, 2014
    Assignee: General Electric Company
    Inventors: Bruno Hans Haider, Kenneth Wayne Rigby, Jean-Francois Gelly, Kjell Kristoffersen, Alexander Sokulin
  • Publication number: 20140200455
    Abstract: Systems and methods for time-delay inverted beamforming are provided. One method includes sampling, substantially uniformly in time, a set of continuous-time element signals to form a set of sampled element signals and mapping, for each sampled element signal, one or more samples substantially equally spaced in time to one or more samples non-equally spaced in time corresponding to the respective contribution of each element signal to a continuous-time beamsum signal. The method also includes forming a beamsum signal sampled substantially uniformly in time from the non-uniformly spaced, mapped samples corresponding to each sampled element signal.
    Type: Application
    Filed: January 16, 2013
    Publication date: July 17, 2014
    Applicant: GENERAL ELECTRIC COMPANY
    Inventor: Kenneth Wayne Rigby
  • Publication number: 20130197366
    Abstract: Embodiments of catheters, imaging systems and methods for intravascular ultrasound imaging are presented. At least one miniaturized transducer element adapted to be inserted into a vascular structure and configured to produce signals for use in generating one or more ultrasound images of a desired region within the vascular structure is used. Further, one or more apodizing structures operably coupled to the transducer element and configured to decrease the responsiveness of the transducer element at one or more boundaries of the transducer element with respect to the center of the transducer element are used. Particularly, the apodizing structures reduce sidelobe amplitude of an ultrasound beam profile in the region of interest, thereby generating improved ultrasound images.
    Type: Application
    Filed: January 31, 2012
    Publication date: August 1, 2013
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Kenneth Wayne Rigby, David Martin Mills, Ying Fan
  • Patent number: 8494791
    Abstract: Methods and systems for improving correlation of shear displacement waveforms are presented. The method includes delivering one or more reference pulses to a plurality of target regions to detect corresponding initial positions. Further, a plurality of pushing pulse segments are delivered to one or more pushing locations, where one or more parameters corresponding to the plurality of pushing pulse segments are adapted for generating a shear displacement waveform with a desired wave shape. Additionally, one or more tracking pulses may be delivered to the plurality of target regions for detecting displacements of at least a subset of the target regions as a function of time. Particularly, the displacements are determined as time samples of the shear displacement waveform. Subsequently, a shift between the shear displacement waveform detected at least two different target regions in the subset of the plurality of target regions is detected.
    Type: Grant
    Filed: December 16, 2010
    Date of Patent: July 23, 2013
    Assignee: General Electric Company
    Inventors: Christopher Robert Hazard, Kenneth Wayne Rigby
  • Publication number: 20120158323
    Abstract: Methods and systems for improving correlation of shear displacement waveforms are presented. The method includes delivering one or more reference pulses to a plurality of target regions to detect corresponding initial positions. Further, a plurality of pushing pulse segments are delivered to one or more pushing locations, where one or more parameters corresponding to the plurality of pushing pulse segments are adapted for generating a shear displacement waveform with a desired wave shape. Additionally, one or more tracking pulses may be delivered to the plurality of target regions for detecting displacements of at least a subset of the target regions as a function of time. Particularly, the displacements are determined as time samples of the shear displacement waveform. Subsequently, a shift between the shear displacement waveform detected at least two different target regions in the subset of the plurality of target regions is detected.
    Type: Application
    Filed: December 16, 2010
    Publication date: June 21, 2012
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Christopher Robert Hazard, Kenneth Wayne Rigby
  • Publication number: 20120130246
    Abstract: A method for correcting ultrasound data includes acquiring ultrasound data using an ultrasound probe having a plurality of transducer elements associated with a plurality of channels that include conductive pathways and communicating the ultrasound data as received ultrasound signals along the conductive pathways of the channels. The method further includes determining a crosstalk signal that is generated in one or more of the channels by at least one of communication of the received ultrasound signals along the channels or vibration of one or more of the transducer elements. In one aspect, the method also includes modifying one or more subsequently acquired ultrasound signals that are communicated along the channels based on the crosstalk signal.
    Type: Application
    Filed: November 19, 2010
    Publication date: May 24, 2012
    Inventors: BRUNO HANS HAIDER, Kenneth Wayne Rigby, Jean-Francois Gelly, Kjell Kristoffersen, Alexander Sokulin
  • Patent number: 8038620
    Abstract: A method for Fresnel zone imaging is provided. The method comprises identifying a plurality of constructive regions and a plurality of destructive regions in an energy transmitting device and converting the destructive regions to the constructive regions by using an apodization profile. The apodization profile comprises apodization values for each constructive region and destructive region and the apodization values comprise real numbers.
    Type: Grant
    Filed: December 20, 2005
    Date of Patent: October 18, 2011
    Assignee: General Electric Company
    Inventors: Warren Lee, Kenneth Wayne Rigby, Lowell Scott Smith
  • Publication number: 20110245676
    Abstract: The present disclosure relates to the measurement of acoustic noise during ultrasound imaging. In one embodiment, a receive beam is directed in a different direction from a transmit beam when an acoustic noise signal is being measured. When a tissue signal is being measured, the receive beam is directed in substantially the same direction as the transmit beam.
    Type: Application
    Filed: March 31, 2010
    Publication date: October 6, 2011
    Applicant: General Electronic Company
    Inventors: Feng Lin, Kenneth Wayne Rigby
  • Patent number: 8009072
    Abstract: Predictive Analog-to-Digital Converter system in one embodiment includes a sampling section producing a sampled analog input signal with a first summer section combining the sampled analog input signal and an analog prediction signal to produce an analog prediction error signal. There is at least one error analog-to-digital convertor digitizing the analog prediction error signal, wherein a digital error signal output from the error analog-to-digital convertor is one of a full bitwidth error signal during an over-range condition else a lower bitwidth error signal. A second summer is coupled to the digital error signal output and a digital prediction signal, and generates a full bitwidth digital output signal. A feedback section is coupled to the digital output signal and providing the digital prediction signal and the analog prediction signal.
    Type: Grant
    Filed: December 19, 2009
    Date of Patent: August 30, 2011
    Assignee: General Electric Company
    Inventors: Kenneth Wayne Rigby, Robert Gideon Wodnicki, Krishnakumar Sundaresan, Naresh Kesavan Rao
  • Publication number: 20110148682
    Abstract: Predictive Analog-to-Digital Converter system in one embodiment includes a sampling section producing a sampled analog input signal with a first summer section combining the sampled analog input signal and an analog prediction signal to produce an analog prediction error signal. There is at least one error analog-to-digital convertor digitizing the analog prediction error signal, wherein a digital error signal output from the error analog-to-digital convertor is one of a full bitwidth error signal during an over-range condition else a lower bitwidth error signal. A second summer is coupled to the digital error signal output and a digital prediction signal, and generates a full bitwidth digital output signal. A feedback section is coupled to the digital output signal and providing the digital prediction signal and the analog prediction signal.
    Type: Application
    Filed: December 19, 2009
    Publication date: June 23, 2011
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Kenneth Wayne Rigby, Robert Gideon Wodnicki, Krishnakumar Sundaresan, Naresh Kesavan Rao
  • Publication number: 20110144544
    Abstract: An ultrasound transducer assembly for adjustably directing a beam of ultrasound energy to a region of interest is provided. The ultrasound transducer assembly comprises a therapy transducer, a beam enhancement component that adjusts one or more parameters of the ultrasound beam, wherein the beam enhancement component is in operative association with the therapy transducer, and a component controller operatively coupled to the beam enhancement component for controlling the beam enhancement component.
    Type: Application
    Filed: December 15, 2009
    Publication date: June 16, 2011
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: Ying Fan, Warren Lee, Kenneth Wayne Rigby
  • Publication number: 20100305438
    Abstract: A computer readable storage medium has a computer program stored thereon, which includes a set of instructions that when executed by a computer causes the computer to access positional data acquired from a material at a plurality of states of compression. The set of instructions also causes the computer to estimate a plurality of strain data sets from the positional data, each of the plurality of strain data sets corresponding to a different state of compression, and compare a first pair of strain data sets of the plurality of strain data sets with each other. The set of set of instructions further causes the computer to calculate a first measure of correlation from the comparison, scale a first strain data set of the first pair of strain data sets if the first measure of correlation is above a correlation threshold, and display the scaled first strain data set to a user.
    Type: Application
    Filed: May 29, 2009
    Publication date: December 2, 2010
    Inventor: Kenneth Wayne Rigby
  • Publication number: 20100286519
    Abstract: An ultrasound imaging and therapy system that includes an ultrasound probe and an ultrasound diagnostic module to control the probe to obtain diagnostic ultrasound signals from a region of interest (ROI). The ROI includes adipose tissue and non-adipose tissue. The diagnostic module analyzes the diagnostic ultrasound signals and automatically differentiates adipose tissue from non-adipose tissue. The system also includes an ultrasound therapy module to control the probe to deliver, during a therapy session, a therapy at a treatment location based on a therapy parameter to the adipose tissue differentiated by the ultrasound diagnostic module. A method for delivering therapy to a region of interest (ROI) in a patient is also provided.
    Type: Application
    Filed: May 11, 2009
    Publication date: November 11, 2010
    Applicant: GENERAL ELECTRIC COMPANY
    Inventors: WARREN LEE, DHIRAJ ARORA, CYNTHIA ELIZABETH LANDBERG DAVIS, YING FAN, CHRISTOPHER ROBERT HAZARD, KENNETH WAYNE RIGBY, LOWELL SCOTT SMITH, KAI ERIK THOMENIUS