Patents by Inventor Jorgen Arendt Jensen

Jorgen Arendt Jensen 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: 10359515
    Abstract: An ultrasound imaging system (100) includes a transducer array (102) that emits an ultrasound beam and produces at least one transverse pulse-echo field that oscillates in a direction transverse to the emitted ultrasound beam and that receive echoes produced in response thereto and a spectral velocity estimator (110) that determines a velocity spectrum for flowing structure, which flows at an angle of 90 degrees and flows at angles less than 90 degrees with respect to the emitted ultrasound beam, based on the received echoes.
    Type: Grant
    Filed: June 26, 2017
    Date of Patent: July 23, 2019
    Assignee: B-K Medical Aps
    Inventor: Jorgen Arendt Jensen
  • Patent number: 10302752
    Abstract: An ultrasound imaging system includes a transducer array with a plurality of transducer elements configured to repeatedly emit in a predetermined pattern, a first beamformer configured to beamform echo signals received by the transducer array to produce a low resolution line of data for each emission, and a first communication interface configured to wirelessly transmit the low resolution lines of data for each emission in series. The ultrasound imaging system further includes a second communication interface configured to for each emission in series wirelessly receive the transmitted low resolution lines of data, a second beamformer configured to beamform the received low resolution lines of data to produce high resolution ultrasound data, and a velocity processor configured to estimate vector velocity components from the high resolution ultrasound data in a lateral direction and an axial using an autocorrelation algorithm.
    Type: Grant
    Filed: August 31, 2016
    Date of Patent: May 28, 2019
    Assignee: B-K Medical Aps
    Inventors: Tommaso Di Ianni, Martin Hemmsen, Jorgen Arendt Jensen
  • Publication number: 20180356519
    Abstract: A method for determining a flow acceleration directly from beamformed ultrasound data includes extracting a sub-set of data from the beamformed ultrasound data, wherein the sub-set of data corresponds to predetermined times and predetermined positions of interest, determining the flow acceleration directly from the extracted sub-set of data, and generating a signal indicative of the determined flow acceleration. An apparatus includes a beamformer (112) configured to processes electrical signals indicative of received echoes produced in response to an interaction of a transmitted ultrasound signal with tissue and generate RF data, and an acceleration flow processor (114) configured to directly process the RF data and generate a flow acceleration therefrom.
    Type: Application
    Filed: July 23, 2015
    Publication date: December 13, 2018
    Applicant: B-K Medical Aps
    Inventors: Jacob Bjerring OLESEN, Carlos Armando VILLAGOMEZ-HOYOS, Jorgen Arendt JENSEN
  • Publication number: 20180348624
    Abstract: An ultrasound imaging system includes a probe and a console. The probe includes a row-column addressed transducer array, first beamformer configured to beamform echo signals received by the row-column addressed transducer array and produce a set of image planes for each emission with a single focus in both transmit and receive, and a first communication interface. The console includes a second complementary communication interface and a second beamformer configured to beamform the focused set of image planes and produce a three-dimensional volume of ultrasound data.
    Type: Application
    Filed: May 31, 2017
    Publication date: December 6, 2018
    Inventors: Jorgen Arendt Jensen, Hamed Bouzari, Matthias Bo Stuart
  • Publication number: 20180271493
    Abstract: An ultrasound imaging system includes a transducer array. The array is configured for row-column addressing. The array of transducer elements includes a plurality of first 1-D arrays and a plurality of second 1-D arrays, which is orthogonal to the plurality of first 1-D arrays. The array of transducer elements further includes a plurality of front-end circuits. A single front-end circuit of the front-end circuits is in electrical communication with a single pair of 1-D arrays, which consists of a first 1-D array of the plurality of first 1-D arrays and a second 1-D array of the plurality of second 1-D arrays. The first and second 1-D arrays are either separate sets of 1-D arrays or part of a same 2-D array. In one instance, for N rows and N columns, a number of electrical connections between the elements and front-end electronics are less than 2N.
    Type: Application
    Filed: March 24, 2017
    Publication date: September 27, 2018
    Applicant: B-K Medical Aps
    Inventors: Jorgen Arendt JENSEN, Hamed Bouzari, Mathias Engholm, Erik Vilain Thomsen, Matthias Bo Stuart
  • Publication number: 20180064421
    Abstract: An ultrasound imaging system includes an image processor and a velocity processor configured to process beamformed ultrasound data representing structure flowing through a tubular object and generate, respectively, an image indicative of the tubular object and vector flow imaging data indicative of the structure flowing through the tubular object. The system further includes a segmentation processor configured to segment the tubular object from the image based on a combination of both the vector flow imaging data and the image, wherein a resulting segmentation extends from wall-to-wall of the tubular object. The system further includes a display configured to display the image with the segmentation and the vector flow imaging data superimposed thereover, with the vector flow imaging data extending from wall-to-wall within the tubular object.
    Type: Application
    Filed: September 8, 2016
    Publication date: March 8, 2018
    Inventors: Ramin Moshavegh, Jorgen Arendt Jensen, Bo Martins
  • Publication number: 20180059229
    Abstract: An ultrasound imaging system includes a transducer array with a plurality of transducer elements configured to repeatedly emit in a predetermined pattern, a first beamformer configured to beamform echo signals received by the transducer array to produce a low resolution line of data for each emission, and a first communication interface configured to wirelessly transmit the low resolution lines of data for each emission in series. The ultrasound imaging system further includes a second communication interface configured to for each emission in series wirelessly receive the transmitted low resolution lines of data, a second beamformer configured to beamform the received low resolution lines of data to produce high resolution ultrasound data, and a velocity processor configured to estimate vector velocity components from the high resolution ultrasound data in a lateral direction and an axial using an autocorrelation algorithm.
    Type: Application
    Filed: August 31, 2016
    Publication date: March 1, 2018
    Inventors: Tommaso Di Ianni, Martin Hemmsen, Jorgen Arendt Jensen
  • Publication number: 20180038955
    Abstract: An ultrasound imaging system (100) includes a transducer array (102) with plurality of transducer elements (200) configured to transmit an ultrasound signal and receive echoes. Transmit circuitry (104) is configured to excite the transducer elements to transmit the ultrasound signal along a propagation direction. Receive circuitry (106) is configured to receive an echo signal produced in response to the ultrasound signal traversing flowing structure in the field of view. A beamformer (112) is configured to beamform the echo signal and produce a single directional signal at a depth. The directional signal is transverse to the propagation direction of the ultrasound signal. A velocity processor (114) is configured to transform the directional signal to produce a corresponding quadrature signal, estimate a depth velocity component and a transverse velocity component at the depth based on the directional signal and the quadrature signal, and generate a signal indicative of the estimate.
    Type: Application
    Filed: March 2, 2015
    Publication date: February 8, 2018
    Applicant: B-K Medical Aps
    Inventor: Jorgen Arendt JENSEN
  • Publication number: 20180035972
    Abstract: A method for determining pressure gradients with ultrasound data includes acquiring ultrasound data of a vessel and generating a velocity vector profile for flow in the vessel with the ultrasound data. The method further includes computing an acceleration with the velocity vector profile. The acceleration includes at least a temporal acceleration, and computing the temporal acceleration includes reducing noise from the velocity vector profile and determining the temporal acceleration from the noise-reduced velocity data. The method further includes determining the pressure gradients with the computed acceleration. The method further includes displaying an ultrasound image of the vessel with indicia indicative of the pressure gradients superimposed thereover.
    Type: Application
    Filed: June 4, 2015
    Publication date: February 8, 2018
    Applicant: B-K Medical Aps
    Inventors: Jacob Bjerring OLESEN, Jorgen Arendt JENSEN, Carlos Armando VILLAGOMEZ-HOYOS
  • Patent number: 9855022
    Abstract: An ultrasound system includes a 2-D transducer array and a velocity processor. The 2-D transducer array includes a first 1-D array of one or more rows of transducing elements configured to produce first ultrasound data. The 2-D transducer array further includes a second 1-D array of one or more columns of transducing elements configured to produce second ultrasound data. The first and second 1-D arrays are configured for row-column addressing. The velocity processor processes the first and the second ultrasound data, producing 3-D vector flow data. The 3-D vector flow data includes an axial component, a first lateral component transverse to the axial component, and a second lateral component transverse to the axial component and the first lateral component.
    Type: Grant
    Filed: January 19, 2015
    Date of Patent: January 2, 2018
    Assignee: B-K Medical Aps
    Inventors: Thomas Lehrmann Christiansen, Morten Fischer Rasmussen, Simon Holbek, Erik Vilain Thomsen, Jorgen Arendt Jensen
  • Publication number: 20170293029
    Abstract: An ultrasound imaging system (100) includes a transducer array (102) that emits an ultrasound beam and produces at least one transverse pulse-echo field that oscillates in a direction transverse to the emitted ultrasound beam and that receive echoes produced in response thereto and a spectral velocity estimator (110) that determines a velocity spectrum for flowing structure, which flows at an angle of 90 degrees and flows at angles less than 90 degrees with respect to the emitted ultrasound beam, based on the received echoes.
    Type: Application
    Filed: June 26, 2017
    Publication date: October 12, 2017
    Applicant: B-K Medical Aps
    Inventor: Jorgen Arendt JENSEN
  • Patent number: 9704474
    Abstract: An ultrasound transducer probe (104) includes a transducer array (108) of elements (110) that emit an ultrasound signal and receive analog echo signals produced in response thereto and a beamformer (112), housed by the probe, that converts the analog echo signals to digital signals, applies delays to the digital signals, and sums the delayed digital signals, produces a value of a bit stream, wherein the beamformer apodizes the signals.
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: July 11, 2017
    Assignee: B-K Medical Aps
    Inventors: Martin C. Hemmsen, Borislav G. Tomov, Matthias B. Stuart, Jorgen Arendt Jensen
  • Patent number: 9702972
    Abstract: An ultrasound imaging system (100) includes a transducer array (102) that emits an ultrasound beam and produces at least one transverse pulse-echo field that oscillates in a direction transverse to the emitted ultrasound beam and that receive echoes produced in response thereto and a spectral velocity estimator (110) that determines a velocity spectrum for flowing structure, which flows at an angle of 90 degrees and flows at angles less than 90 degrees with respect to the emitted ultrasound beam, based on the received echoes.
    Type: Grant
    Filed: November 28, 2012
    Date of Patent: July 11, 2017
    Assignee: B-K Medical Aps
    Inventor: Jorgen Arendt Jensen
  • Patent number: 9636086
    Abstract: An ultrasound imaging system (300) includes a transducer array (302) with a two-dimensional array of transducer elements configured to transmit an ultrasound signal and receive echoes, transmit circuitry (304) configured to control the transducer array to transmit the ultrasound signal so as to traverse a field of view, and receive circuitry (306) configured to receive a two dimensional set of echoes produced in response to the ultrasound signal traversing structure in the field of view, wherein the structure includes flowing structure. A beamformer (312) configured to beamform the echoes, and a velocity processor (314) configured to separately determine a depth velocity component, a transverse velocity component and an elevation velocity component, wherein the velocity components are determined based on the same transmitted ultrasound signal and the same received set of two dimensional echoes.
    Type: Grant
    Filed: October 11, 2011
    Date of Patent: May 2, 2017
    Assignee: B-K Medical Aps
    Inventors: Jorgen Arendt Jensen, Michael Johannes Pihl
  • Publication number: 20160206285
    Abstract: An ultrasound system includes a 2-D transducer array and a velocity processor. The 2-D transducer array includes a first 1-D array of one or more rows of transducing elements configured to produce first ultrasound data. The 2-D transducer array further includes a second 1-D array of one or more columns of transducing elements configured to produce second ultrasound data. The first and second 1-D arrays are configured for row-column addressing. The velocity processor processes the first and the second ultrasound data, producing 3-D vector flow data. The 3-D vector flow data includes an axial component, a first lateral component transverse to the axial component, and a second lateral component transverse to the axial component and the first lateral component.
    Type: Application
    Filed: January 19, 2015
    Publication date: July 21, 2016
    Inventors: Thomas Lehrmann Christiansen, Morten Fischer Rasmussen, Simon Holbek, Erik Vilain Thomsen, Jorgen Arendt Jensen
  • Publication number: 20150340023
    Abstract: An ultrasound transducer probe (104) includes a transducer array (108) of elements (110) that emit an ultrasound signal and receive analog echo signals produced in response thereto and a beamformer (112), housed by the probe, that converts the analog echo signals to digital signals, applies delays to the digital signals, and sums the delayed digital signals, produces a value of a bit stream, wherein the beamformer apodizes the signals.
    Type: Application
    Filed: November 28, 2012
    Publication date: November 26, 2015
    Inventors: Martin C. Hemmsen, Borislav G. Tomov, Matthias B. Stuart, Jorgen Arendt Jensen
  • Publication number: 20150331103
    Abstract: An ultrasound imaging system (100) includes a transducer array (102) that emits an ultrasound beam and produces at least one transverse pulse-echo field that oscillates in a direction transverse to the emitted ultrasound beam and that receive echoes produced in response thereto and a spectral velocity estimator (110) that determines a velocity spectrum for flowing structure, which flows at an angle of 90 degrees and flows at angles less than 90 degrees with respect to the emitted ultrasound beam, based on the received echoes.
    Type: Application
    Filed: November 28, 2012
    Publication date: November 19, 2015
    Applicant: B-K MEDICAL APS
    Inventor: Jorgen Arendt Jensen
  • Publication number: 20140257103
    Abstract: An ultrasound imaging system (300) includes a transducer array (302) with a two-dimensional array of transducer elements configured to transmit an ultrasound signal and receive echoes, transmit circuitry (304) configured to control the transducer array to transmit the ultrasound signal so as to traverse a field of view, and receive circuitry (306) configured to receive a two dimensional set of echoes produced in response to the ultrasound signal traversing structure in the field of view, wherein the structure includes flowing structure. A beamformer (312) configured to beamform the echoes, and a velocity processor (314) configured to separately determine a depth velocity component, a transverse velocity component and an elevation velocity component, wherein the velocity components are determined based on the same transmitted ultrasound signal and the same received set of two dimensional echoes.
    Type: Application
    Filed: October 11, 2011
    Publication date: September 11, 2014
    Applicant: B-K MEDICAL APS
    Inventors: Jorgen Arendt Jensen, Michael Johannes Pihl
  • Publication number: 20140050048
    Abstract: A method includes generating an ultrasound image based on the harmonic components in the received echoes using multi-stage beamforming and data generated therefrom. An ultrasound imaging system (100, 200) includes a transducer array (108) including a plurality of transducer elements configured to emit ultrasound signals and receive echoes generated in response to the emitted ultrasound signals. The ultrasound imaging system further includes transmit circuitry (110) that generates a set of pulses that actuate a set of the plurality of transducer elements to emit ultrasound signals. The ultrasound imaging system further includes receive circuitry (112), including a first beamformer (122) configured to process the received echoes, generating intermediate scan lines. Memory (126) stores the generated intermediate scan lines.
    Type: Application
    Filed: April 29, 2011
    Publication date: February 20, 2014
    Applicant: B-K MEDICAL APS
    Inventors: Jorgen Arendt Jensen, Yigang Du, Henrik Jensen
  • Publication number: 20130258805
    Abstract: Disclosed is a method for producing compounded ultrasound images by beamforming a first and a second low-resolution image using data from a first ultrasound emission, beamforming a third and a fourth low-resolution image using data from a second ultrasound emission, summing said first and said third low-resolution image creating a first high-resolution image and said second and said fourth low-resolution image creating a second high-resolution image, wherein the method further comprises computing a first envelope image for said first high-resolution image and a second envelope image for said second high-resolution image, and processing said first envelope image and said second envelope image creating in a first compounded high-resolution image.
    Type: Application
    Filed: October 10, 2011
    Publication date: October 3, 2013
    Applicant: B-K Medical ApS
    Inventors: Jens Munk Hansen, Svetoslav Ivanov Nikolov, Jacob Kortbek, Jørgen Arendt Jensen