Patents by Inventor Damian HOFFMAN

Damian HOFFMAN 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: 20240103149
    Abstract: A system for generating a three dimension (3D) imaging of an object, the system comprising: an electromagnetic transducer array such as an RF (radio-frequency) antenna array surrounding the object said array comprising: a plurality of electromagnetic transducers; a transmitter unit for applying RF signals to said electromagnetic transducer array; and a receiver unit for receiving a plurality of RF signals affected by said object from said electromagnetic transducers array; a Radio Frequency Signals Measurement Unit (RFSMU) configured to receive and measure said plurality of plurality of affected RF signals and provide RF data of the object; and at least one processing unit, configured to process said RF data to identify the dielectric properties of said object and construct a 3D image of said object.
    Type: Application
    Filed: December 1, 2023
    Publication date: March 28, 2024
    Inventors: Raviv MELAMED, Damian HOFFMAN, Jonathan ROSENFELD, Ronen TUR
  • Publication number: 20240085522
    Abstract: A system for simulating quadrature phase-shift key (QPSK) beam forming in an antenna array, including a transmitter configured and operable to generate an oscillating signal, an antenna array, a binary phase shifter associated with each transmitting antenna, the binary phase shifter configured and operable to selectively apply a phase shift of 180 degrees to the transmitted signal, and a controller configured to send instructions to the binary phase shifters, at least one receiving antenna, and a post processor comprising a memory operable to save received signals and a processing unit operable to apply a 90 degree phase shift to selected received signals stored in the memory, and further operable to sum received signals stored in the memory, operable to manipulate received signals.
    Type: Application
    Filed: November 16, 2023
    Publication date: March 14, 2024
    Inventors: NAFTALI CHAYAT, YUVAL LOMNITZ, MARK POPOV, DAMIAN HOFFMAN, ALEXEI KHAZAN, ROHI HALIMI, HAREL GOLOMBEK, TOM HAREL, OREL RON
  • Patent number: 11860262
    Abstract: A system for generating a three dimension (3D) imaging of an object, the system comprising: an electromagnetic transducer array such as an RF (radio-frequency) antenna array surrounding the object said array comprising: a plurality of electromagnetic transducers; a transmitter unit for applying RF signals to said electromagnetic transducer array; and a receiver unit for receiving a plurality of RF signals affected by said object from said electromagnetic transducers array; a Radio Frequency Signals Measurement Unit (RFSMU) configured to receive and measure said plurality of plurality of affected RF signals and provide RF data of the object; and at least one processing unit, configured to process said RF data to identify the dielectric properties of said object and construct a 3D image of said object.
    Type: Grant
    Filed: August 16, 2021
    Date of Patent: January 2, 2024
    Assignee: VAYYAR IMAGING LTD
    Inventors: Raviv Melamed, Damian Hoffman, Jonathan Rosenfeld, Ronen Tur
  • Patent number: 11852744
    Abstract: A printed circuit board mounted radar system for monitoring a target region, including an array of transmitting antennas mounted to a printed circuit board, an array of receiving antennas mounted to the printed circuit board, a wave deflection mechanism mounted to the printed circuit board configured such that waves transmitted perpendicularly to the board by the array of transmitting antennas are incident upon the wave deflection mechanism and are directed radially away from the board, and waves reflected from objects within the target region radially towards the wave deflection mechanism are directed towards the receiving antennas in a direction perpendicular to the board.
    Type: Grant
    Filed: December 5, 2021
    Date of Patent: December 26, 2023
    Inventors: Naftali Chayat, Yuval Lomnitz, Mark Popov, Damian Hoffman, Alexei Khazan, Rohi Halimi, Harel Golombek, Tom Harel, Orel Ron
  • Publication number: 20230251347
    Abstract: Antenna array systems and methods for generating an antenna array transmission pattern having a spatial directional distribution of effective power characterized by a low Peak to Average Power Ratio (PAPR). An excitation phase sequence is generated having elements corresponding antenna elements of the array and having a Fourier Transform with a low PAPR. An excitation phase is assigned to each antenna element according to the corresponding element of the excitation phase sequence.
    Type: Application
    Filed: April 16, 2023
    Publication date: August 10, 2023
    Inventors: MARK POPOV, TOM HAREL, YUVAL LOMNITZ, ILAN HAYAT, NAFTALI CHAYAT, DAMIAN HOFFMAN, OREL RON
  • Patent number: 11709255
    Abstract: The methods and device disclosed herein provide an array such as a Radio Frequency (FR) antenna array for measuring the array movement or displacement of the array relative to a reference location. In some cases the array may be attached to or in communication with the device. The array comprises at least two transducers (e.g.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: July 25, 2023
    Assignee: VAYYAR IMAGING LTD
    Inventors: Yuval Lomnitz, Damian Hoffman, Shachar Shayovitz
  • Patent number: 11662429
    Abstract: There are provided methods and systems configured to perform calibration of antenna array systems, for example during production, avoiding the use of external setups or external measurements. The method comprising: (i) measuring the delay of a dedicated calibration transmission line for each SUT, for example during production, using internal built-in system capabilities; (ii) comparing the measured delay to a known delay of an identical transmission line of a reference system; (iii) computing, based on this comparison, compensation values with respect to the reference system of delay (or phase), for all transmission lines of the SUT; (iv) calibrating the SUT using the computed compensation values for all transmission lines of the SUT.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: May 30, 2023
    Assignee: VAYYAR IMAGING LTD
    Inventors: Damian Hoffman, Mark Popov
  • Patent number: 11630184
    Abstract: Antenna array systems and methods for simulating QPSK beam forming having binary phase shifter associated with each transmitting antenna configured to apply a phase shift of 180 degrees to a transmitted signal, and a controller configured to send instructions to the binary phase shifters. The receiving antennas are connected to a post processor comprising a memory operable to save received signals; and a processing unit operable to apply a 90 degree phase shift to selected received signals stored in the memory, and further operable to sum received signals stored in the memory. Optimized antenna array configurations are disclosed.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: April 18, 2023
    Inventors: Mark Popov, Tom Harel, Yuval Lomnitz, Ilan Hayat, Naftali Chayat, Damian Hoffman, Orel Ron
  • Patent number: 11474200
    Abstract: Systems and methods for providing wide field-of-view radar arrays. Quadrature phase-shift keying (QPSK) beam forming reduces side lobes by applying a phase shift to transmitted signals to selected transmitting antennas. Super-hemispherical radar coverage at high gain in both broadside and end-fire directions is provided by beam directing elements mounted to a printed circuit board.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: October 18, 2022
    Inventors: Naftali Chayat, Yuval Lomnitz, Mark Popov, Damian Hoffman, Alexei Khazan, Rohi Halimi, Harel Golombek, Tom Harel, Orel Ron
  • Publication number: 20220206141
    Abstract: Systems and methods for providing wide field-of-view radar arrays. Quadrature phase-shift keying (QPSK) beam forming reduces side lobes by applying a phase shift to transmitted signals to selected transmitting antennas. Super-hemispherical radar coverage at high gain in both broadside and end-fire directions is provided by beam directing elements mounted to a printed circuit board.
    Type: Application
    Filed: November 9, 2020
    Publication date: June 30, 2022
    Inventors: NAFTALI CHAYAT, YUVAL LOMNITZ, MARK POPOV, DAMIAN HOFFMAN, ALEXEI KHAZAN, ROHI HALIMI, HAREL GOLOMBEK, TOM HAREL, OREL RON
  • Publication number: 20220206107
    Abstract: Antenna array systems and methods for simulating QPSK beam forming having binary phase shifter associated with each transmitting antenna configured to apply a phase shift of 180 degrees to a transmitted signal, and a controller configured to send instructions to the binary phase shifters. The receiving antennas are connected to a post processor comprising a memory operable to save received signals; and a processing unit operable to apply a 90 degree phase shift to selected received signals stored in the memory, and further operable to sum received signals stored in the memory. Optimized antenna array configurations are disclosed.
    Type: Application
    Filed: December 31, 2020
    Publication date: June 30, 2022
    Inventors: MARK POPOV, TOM HAREL, YUVAL LOMNITZ, ILAN HAYAT, NAFTALI CHAYAT, DAMIAN HOFFMAN, OREL RON
  • Publication number: 20220107387
    Abstract: A printed circuit board mounted radar system for monitoring a target region, including an array of transmitting antennas mounted to a printed circuit board, an array of receiving antennas mounted to the printed circuit board, a wave deflection mechanism mounted to the printed circuit board configured such that waves transmitted perpendicularly to the board by the array of transmitting antennas are incident upon the wave deflection mechanism and are directed radially away from the board, and waves reflected from objects within the target region radially towards the wave deflection mechanism are directed towards the receiving antennas in a direction perpendicular to the board.
    Type: Application
    Filed: December 5, 2021
    Publication date: April 7, 2022
    Inventors: NAFTALI CHAYAT, YUVAL LOMNITZ, MARK POPOV, DAMIAN HOFFMAN, ALEXEI KHAZAN, ROHI HALIMI, HAREL GOLOMBEK, TOM HAREL, OREL RON
  • Publication number: 20210373140
    Abstract: A system for generating a three dimension (3D) imaging of an object, the system comprising: an electromagnetic transducer array such as an RF (radio- frequency) antenna array surrounding the object said array comprising: a plurality of electromagnetic transducers; a transmitter unit for applying RF signals to said electromagnetic transducer array; and a receiver unit for receiving a plurality of RF signals affected by said object from said electromagnetic transducers array; a Radio Frequency Signals Measurement Unit (RFSMU) configured to receive and measure said plurality of plurality of affected RF signals and provide RF data of the object; and at least one processing unit, configured to process said RF data to identify the dielectric properties of said object and construct a 3D image of said object.
    Type: Application
    Filed: August 16, 2021
    Publication date: December 2, 2021
    Inventors: Raviv MELAMED, Damian HOFFMAN, Jonathan ROSENFELD, Ronen TUR
  • Publication number: 20210286070
    Abstract: The methods and device disclosed herein provide an array such as a Radio Frequency (FR) antenna array for measuring the array movement or displacement of the array relative to a reference location. In some cases the array may be attached to or in communication with the device. The array comprises at least two transducers (e.g.
    Type: Application
    Filed: May 28, 2021
    Publication date: September 16, 2021
    Inventors: Yuval LOMNITZ, Damian HOFFMAN, Shachar SHAYOVITZ
  • Patent number: 11092684
    Abstract: A system for generating a three dimension (3D) imaging of an object, the system comprising: an electromagnetic transducer array such as an RF (radio-frequency) antenna array surrounding the object said array comprising: a plurality of electromagnetic transducers; a transmitter unit for applying RF signals to said electromagnetic transducer array; and a receiver unit for receiving a plurality of RF signals affected by said object from said electromagnetic transducers array; a Radio Frequency Signals Measurement Unit (RFSMU) configured to receive and measure said plurality of plurality of affected RF signals and provide RF data of the object; and at least one processing unit, configured to process said RF data to identify the dielectric properties of said object and construct a 3D image of said object.
    Type: Grant
    Filed: May 11, 2020
    Date of Patent: August 17, 2021
    Assignee: VAYYAR IMAGING LTD
    Inventors: Raviv Melamed, Damian Hoffman, Jonathan Rosenfeld, Ronen Tur
  • Patent number: 11067685
    Abstract: The methods and device disclosed herein provide electromagnetic (EM) portable device for imaging an object embedded within a medium, the device comprising an array, the array comprises at least two transducers, wherein at least one of the at least two transducers is configured to transmit a signal towards the object, and at least one transceiver attached to said at least two transducers, the at least one transceiver is configured to transmit at least one signal toward the object and receive a plurality of signals affected by the object while the array is moved in proximity to the medium; a data acquisition unit configured to receive and stare the plurality of affected signals; and a processor unit configured to provide one or more hypothetical parameter values aver a parameter space of said at least one object and provide a target model per hypothesis of said parameter values, and compute a score value per hypothesis as a function of the target model and the affected signals.
    Type: Grant
    Filed: September 8, 2020
    Date of Patent: July 20, 2021
    Assignee: VAYYAR IMAGING LTD
    Inventors: Yuval Lomnitz, Damian Hoffman
  • Publication number: 20210190909
    Abstract: There are provided methods and systems configured to perform calibration of antenna array systems, for example during production, avoiding the use of external setups or external measurements. The method comprising: (i) measuring the delay of a dedicated calibration transmission line for each SUT, for example during production, using internal built-in system capabilities; (ii) comparing the measured delay to a known delay of an identical transmission line of a reference system; (iii) computing, based on this comparison, compensation values with respect to the reference system of delay (or phase), for all transmission lines of the SUT; (iv) calibrating the SUT using the computed compensation values for all transmission lines of the SUT.
    Type: Application
    Filed: October 19, 2020
    Publication date: June 24, 2021
    Inventors: Damian Hoffman, Mark Popov
  • Patent number: 11041949
    Abstract: The methods and device disclosed herein provide an array such as a Radio Frequency (FR) antenna array for measuring the array movement or displacement of the array relative to a reference location. In some cases the array may be attached to or in communication with the device. The array comprises at least two transducers (e.g.
    Type: Grant
    Filed: February 12, 2019
    Date of Patent: June 22, 2021
    Assignee: VAYYAR IMAGING LTD
    Inventors: Yuval Lomnitz, Damian Hoffman, Shachar Shayovitz
  • Patent number: 11016173
    Abstract: Systems, device and methods are provided for calibrating an antenna array comprising a plurality of antennas such as a plurality of transmit and receive antennas by utilizing an arena comprising one or more targets and a medium.
    Type: Grant
    Filed: April 27, 2016
    Date of Patent: May 25, 2021
    Assignee: VAYYAR IMAGING LTD.
    Inventors: Damian Hoffman, Yuval Lomnitz, Jonathan Rosenfeld
  • Publication number: 20210066812
    Abstract: A system and methods for RF (Radio Frequency) penetration imaging of one or more objects in a medium, the system including a generation and reception subsystem configured to generate and receive a plurality of RF signals, an RF antenna array including a plurality of antennas, the antennas being configured to transmit the RF signals towards the medium and receive a plurality of RF signals reflected from the medium, a data acquisition subsystem configured to receive and store the reflected RF signals, and a processor configured to estimate the distance between the surface of the target medium and the antenna array, the delay between the transmitted signals and the plurality of signals reflected from the object using a dedicated frequency sub-band of the received signals, the location of the antennas at each transmitting time, and determine whether there is an object within the medium.
    Type: Application
    Filed: November 12, 2020
    Publication date: March 4, 2021
    Inventors: Damian HOFFMAN, Jonathan ROSENFELD