Patents by Inventor Andrey Kozyrev

Andrey Kozyrev 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: 9269496
    Abstract: An embodiment of the present invention provides a method, comprising reducing the losses due to electro-mechanical coupling and improving Q in a multilayered capacitor by placing a first capacitor layer adjacent at least one additional capacitor layer and sharing a common electrode in between the two such that the acoustic vibration of the first layer is coupled to an anti-phase acoustic vibration of the at least one additional layer.
    Type: Grant
    Filed: October 8, 2014
    Date of Patent: February 23, 2016
    Assignee: BLACKBERRY LIMITED
    Inventors: James Oakes, James Martin, Andrey Kozyrev, Alexandr Prudan
  • Patent number: 9142355
    Abstract: An embodiment of the present invention provides a method, comprising reducing the losses due to electro-mechanical coupling and improving Q in a multilayered capacitor by placing a first capacitor layer adjacent at least one additional capacitor layer and sharing a common electrode in between the two such that the acoustic vibration of the first layer is coupled to an anti-phase acoustic vibration of the at least one additional layer.
    Type: Grant
    Filed: May 16, 2013
    Date of Patent: September 22, 2015
    Assignee: BLACKBERRY LIMITED
    Inventors: James Oakes, James Martin, Andrey Kozyrev, Alexandr Prudan
  • Patent number: 8953299
    Abstract: An embodiment of a tunable capacitor can include a plurality of capacitors connected in series where at least two capacitors of the plurality of capacitors share a common electrode where the at least two capacitors are in lateral proximity and a bias that is capable of being applied to the at least two capacitors whereby the at least two capacitors vibrate in opposite phase to each other when the bias and an RF signal is applied to the at least two capacitors.
    Type: Grant
    Filed: January 29, 2013
    Date of Patent: February 10, 2015
    Assignee: BlackBerry Limited
    Inventors: James Oakes, James Martin, Andrey Kozyrev, Alexandr Prudan
  • Publication number: 20130279068
    Abstract: An embodiment of the present invention provides a method, comprising reducing the losses due to electro-mechanical coupling and improving Q in a multilayered capacitor by placing a first capacitor layer adjacent at least one additional capacitor layer and sharing a common electrode in between the two such that the acoustic vibration of the first layer is coupled to an anti-phase acoustic vibration of the at least one additional layer.
    Type: Application
    Filed: May 16, 2013
    Publication date: October 24, 2013
    Inventors: James Oakes, James Martin, Andrey Kozyrev, Alexandr Prudan
  • Patent number: 8467169
    Abstract: An embodiment of the present disclosure provides a method to reduce acoustic vibration in a multilayered capacitor stimulated by a radio frequency signal by placing a first capacitor layer adjacent to second capacitor layer sharing a common electrode such that the acoustic vibration is reduced by applying one or more anti-acoustic vibration bias voltages to the multilayered capacitor. Other embodiments are disclosed.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: June 18, 2013
    Assignee: Research In Motion RF, Inc.
    Inventors: James Oakes, James Martin, Andrey Kozyrev, Alexandr Prudan
  • Publication number: 20110170226
    Abstract: An embodiment of a tunable capacitor can include a plurality of capacitors connected in series where at least two capacitors of the plurality of capacitors share a common electrode where the at least two capacitors are in lateral proximity and a bias that is capable of being applied to the at least two capacitors whereby the at least two capacitors vibrate in opposite phase to each other when the bias and an RF signal is applied to the at least two capacitors.
    Type: Application
    Filed: March 23, 2011
    Publication date: July 14, 2011
    Applicant: PARATEK MICROWAVE, INC.
    Inventors: James Oakes, James Martin, Andrey Kozyrev, A. Prudan
  • Patent number: 7936553
    Abstract: An embodiment of the present invention provides a device, comprising a multilayered tunable dielectric capacitor, wherein said multilayers of tunable dielectric are adapted to be DC biased to reduce the dielectric constant; and wherein the DC bias is arranged so that the number of layers of tunable dielectric biased positively is equal to the number of layers of tunable dielectric biased negatively.
    Type: Grant
    Filed: March 22, 2007
    Date of Patent: May 3, 2011
    Assignee: Paratek Microwave, Inc.
    Inventors: James Oakes, James Martin, Andrey Kozyrev, Alexandr Prudan
  • Publication number: 20080232023
    Abstract: An embodiment of the present invention provides a device, comprising a multilayered tunable dielectric capacitor, wherein said multilayers of tunable dielectric are adapted to be DC biased to reduce the dielectric constant; and wherein the DC bias is arranged so that the number of layers of tunable dielectric biased positively is equal to the number of layers of tunable dielectric biased negatively.
    Type: Application
    Filed: March 22, 2007
    Publication date: September 25, 2008
    Inventors: James Oakes, James Martin, Andrey Kozyrev, A. Prudan
  • Patent number: 7154357
    Abstract: A phase shifter includes a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.03 at K and Ka bands positioned on a surface of the substrate, a coplanar waveguide positioned on a surface of the tunable dielectric film opposite the substrate, an input for coupling a radio frequency signal to the coplanar waveguide, an output for receiving the radio frequency signal from the coplanar waveguide, and a connection for applying a control voltage to the tunable dielectric film. A reflective termination coplanar waveguide phase shifter including a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.
    Type: Grant
    Filed: December 9, 2004
    Date of Patent: December 26, 2006
    Assignee: Paratek Microwave, Inc.
    Inventors: Andrey Kozyrev, Louise C. Sengupta, Yongfei Zhu
  • Patent number: 7042316
    Abstract: A tunable filter which may include at least one resonator. The at least one resonator may comprise a ring resonator made on a dielectric substrate placed in a waveguide, wherein the waveguide may contain a cut-off portion which houses and shields at least one resonator containing at least one tunable capacitor therein. A DC Bias circuit may be connected to the at least one resonator and may be capable of providing DC bias to the at least one tunable capacitor.
    Type: Grant
    Filed: April 30, 2004
    Date of Patent: May 9, 2006
    Assignee: Paratek Microwave, Inc.
    Inventors: Khosro Shamsaifar, Vladimir Keis, Andrey Kozyrev
  • Patent number: 6985050
    Abstract: A tunable phase shifter includes a waveguide, a finline substrate positioned within the waveguide, a tunable dielectric layer positioned on the finline substrate, a first conductor positioned on the tunable dielectric layer, and a second conductor positioned on the tunable dielectric layer, with the first and second conductors being separated to form a gap. By controlling a voltage applied to the tunable dielectric material, the phase of a signal passing through the waveguide can be controlled.
    Type: Grant
    Filed: April 19, 2001
    Date of Patent: January 10, 2006
    Assignee: Paratek Microwave, Inc.
    Inventors: Louise C. Sengupta, Andrey Kozyrev
  • Publication number: 20050242902
    Abstract: A phase shifter includes a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.03 at K and Ka bands positioned on a surface of the substrate, a coplanar waveguide positioned on a surface of the tunable dielectric film opposite the substrate, an input for coupling a radio frequency signal to the coplanar waveguide, an output for receiving the radio frequency signal from the coplanar waveguide, and a connection for applying a control voltage to the tunable dielectric film. A reflective termination coplanar waveguide phase shifter including a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.
    Type: Application
    Filed: December 9, 2004
    Publication date: November 3, 2005
    Inventors: Andrey Kozyrev, Louise Sengupta, Yongfei Zhu
  • Patent number: 6954118
    Abstract: A phase shifter includes a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.03 at K and Ka bands positioned on a surface of the substrate, a coplanar waveguide positioned on a surface of the tunable dielectric film opposite the substrate, an input for coupling a radio frequency signal to the coplanar waveguide, an output for receiving the radio frequency signal from the coplanar waveguide, and a connection for applying a control voltage to the tunable dielectric film. A reflective termination coplanar waveguide phase shifter including a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.
    Type: Grant
    Filed: August 22, 2003
    Date of Patent: October 11, 2005
    Assignee: Paratek Microwave, Inc.
    Inventors: Andrey Kozyrev, Louise Sengupta, Youngfei Zhu
  • Patent number: 6864840
    Abstract: A phased array antenna includes a plurality of radiating elements, a feed line assembly, a ground plane positioned between the plurality of radiating elements and the feed line assembly, with the ground plane having a plurality of openings positioned between the plurality of radiating elements and the feed line assembly, and a plurality of voltage tunable dielectric phase shifters coupled to the feed line assembly.
    Type: Grant
    Filed: January 30, 2002
    Date of Patent: March 8, 2005
    Assignee: Paratek Microwave, Inc.
    Inventors: Yongfei Zhu, Louise C. Sengupta, Andrey Kozyrev, Xubai Zhang
  • Publication number: 20050030132
    Abstract: A tunable filter which may include at least one resonator. The at least one resonator may comprise a ring resonator made on a dielectric substrate placed in a waveguide, wherein the waveguide may contain a cut-off portion which houses and shields at least one resonator containing at least one tunable capacitor therein. A DC Bias circuit may be connected to the at least one resonator and may be capable of providing DC bias to the at least one tunable capacitor.
    Type: Application
    Filed: April 30, 2004
    Publication date: February 10, 2005
    Inventors: Khosro Shamsaifar, Vladimir Keis, Andrey Kozyrev
  • Patent number: 6794960
    Abstract: A tunable dielectric structure includes a first layer of dielectric material, a second layer of dielectric material positioned adjacent to the first layer of dielectric material, with the second layer of dielectric material having a dielectric constant that is less than the dielectric constant of the first layer of dielectric material, and electrodes for applying a controllable voltage across the first dielectric material, thereby controlling a dielectric constant of the first dielectric material, wherein at least one of the electrodes is positioned between the first and second layers of dielectric material. The dielectric materials can be formed in various shapes and assembled in various orientations with respect to each other. The tunable dielectric structure is used in various devices including coaxial cables, cavity antennas, microstrip lines, coplanar lines, and waveguides.
    Type: Grant
    Filed: February 6, 2002
    Date of Patent: September 21, 2004
    Assignee: Paratek Microwave, Inc.
    Inventors: Luna H. Chiu, Yongfei Zhu, Xubai Zhang, Steven C. Stowell, Andrey Kozyrev, Somnath Sengupta, Louise Sengupta
  • Publication number: 20040036553
    Abstract: A phase shifter includes a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.03 at K and Ka bands positioned on a surface of the substrate, a coplanar waveguide positioned on a surface of the tunable dielectric film opposite the substrate, an input for coupling a radio frequency signal to the coplanar waveguide, an output for receiving the radio frequency signal from the coplanar waveguide, and a connection for applying a control voltage to the tunable dielectric film. A reflective termination coplanar waveguide phase shifter including a substrate, a tunable dielectric film having a dielectric constant between 70 to 600, a tuning range of 20 to 60%, and a loss tangent between 0.008 to 0.
    Type: Application
    Filed: August 22, 2003
    Publication date: February 26, 2004
    Inventors: Andrey Kozyrev, Louise Sengupta, Youngfei Zhu
  • Patent number: 6686814
    Abstract: A voltage tunable dielectric varactor includes a substrate having a low dielectric constant and having generally planar surface, a tunable ferroelectric layer positioned on the generally planar surface of the substrate, and first and second electrodes positioned on a surface of the tunable ferroelectric layer opposite the generally planar surface of the substrate. The first and second electrodes are separated to form a gap therebetween. The varactor includes an input for receiving a radio frequency signal and an output for delivering the radio frequency signal. A bias voltage applied to the electrodes changes the capacitance of the varactor between the input and output thereof. Phase shifters and filters that include the varactor are also described.
    Type: Grant
    Filed: August 19, 2002
    Date of Patent: February 3, 2004
    Assignee: Paratek Microwave, Inc.
    Inventors: Luna H. Chiu, Yongfei Zhu, Xubai Zhang, Steven C. Stowell, Andrey Kozyrev, Somnath Sengupta, Louise Sengupta
  • Patent number: 6683517
    Abstract: A tunable dielectric structure includes a first layer of dielectric material, a second layer of dielectric material positioned adjacent to the first layer of dielectric material, with the second layer of dielectric material having a dielectric constant that is less than the dielectric constant of the first layer of dielectric material, and electrodes for applying a controllable voltage across the first dielectric material, thereby controlling a dielectric constant of the first dielectric material, wherein at least one of the electrodes is positioned between the first and second layers of dielectric material. The dielectric materials can be formed in various shapes and assembled in various orientations with respect to each other. The tunable dielectric structure is used in various devices including coaxial cables, cavity antennas, microstrip lines, coplanar lines, and waveguides.
    Type: Grant
    Filed: February 6, 2002
    Date of Patent: January 27, 2004
    Assignee: Paratek Microwave, Inc.
    Inventors: Luna H. Chiu, Yongfei Zhu, Xubai Zhang, Steven C. Stowell, Andrey Kozyrev, Somnath Sengupta, Louise Sengupta
  • Patent number: 6683516
    Abstract: A tunable dielectric structure includes a first layer of dielectric material, a second layer of dielectric material positioned adjacent to the first layer of dielectric material, with the second layer of dielectric material having a dielectric constant that is less than the dielectric constant of the first layer of dielectric material, and electrodes for applying a controllable voltage across the first dielectric material, thereby controlling a dielectric constant of the first dielectric material, wherein at least one of the electrodes is positioned between the first and second layers of dielectric material. The dielectric materials can be formed in various shapes and assembled in various orientations with respect to each other. The tunable dielectric structure is used in various devices including coaxial cables, cavity antennas, microstrip lines, coplanar lines, and waveguides.
    Type: Grant
    Filed: February 6, 2002
    Date of Patent: January 27, 2004
    Assignee: Paratek Microwave, Inc.
    Inventors: Luna H. Chiu, Yongfei Zhu, Xubai Zhang, Steven C. Stowell, Andrey Kozyrev, Somnath Sengupta, Louise Sengupta