Patents by Inventor Bruno Borovic
Bruno Borovic 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: 9683844Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: GrantFiled: April 28, 2015Date of Patent: June 20, 2017Assignee: INVENSENSE, INC.Inventors: Joseph Seeger, Bruno Borovic
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Publication number: 20150226558Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: ApplicationFiled: April 28, 2015Publication date: August 13, 2015Inventors: Joseph SEEGER, Bruno BOROVIC
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Patent number: 9052194Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: GrantFiled: August 13, 2013Date of Patent: June 9, 2015Assignee: INVENSENSE, INC.Inventors: Joseph Seeger, Bruno Borovic
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Publication number: 20140047921Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: ApplicationFiled: August 13, 2013Publication date: February 20, 2014Applicant: InvenSense, Inc.Inventors: Joseph SEEGER, Bruno BOROVIC
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Patent number: 8539835Abstract: A sensing frame is disclosed. The sensing frame includes a first rail and a second rail. The first and second rails are constrained to move along a first axis parallel to the first and second rails. The frame includes a base and at least two guiding arms for ensuring that the first rail and the second rail move in anti-phase fashion along the first axis. First and second guiding arms are flexibly coupled to the first rail and second rail. The first guiding arm is flexibly suspended to the base at first anchoring points for allowing rotation of the first guiding arm, and the second guiding arm is suspended to the base at a second anchoring point allowing rotation of the second guiding arm. The sensing frame includes a plurality of coupling flexures and a transducer for sensing motion of the first and second rails.Type: GrantFiled: March 22, 2012Date of Patent: September 24, 2013Assignee: Invensense, Inc.Inventors: Joseph Seeger, Bruno Borovic
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Patent number: 8534127Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: GrantFiled: September 11, 2009Date of Patent: September 17, 2013Assignee: Invensense, Inc.Inventors: Joseph Seeger, Bruno Borovic
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Patent number: 8347717Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: GrantFiled: August 1, 2012Date of Patent: January 8, 2013Assignee: Invensense, Inc.Inventors: Joseph Seeger, Bruno Borovic
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Publication number: 20120291549Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: ApplicationFiled: August 1, 2012Publication date: November 22, 2012Applicant: INVENSENSE, INC.Inventors: Joseph SEEGER, Bruno BOROVIC
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Publication number: 20120216612Abstract: A sensing frame is disclosed. The sensing frame includes a first rail and a second rail. The first and second rails are constrained to move along a first axis parallel to the first and second rails. The frame includes a base and at least two guiding arms for ensuring that the first rail and the second rail move in anti-phase fashion along the first axis. First and second guiding arms are flexibly coupled to the first rail and second rail. The first guiding arm is flexibly suspended to the base at first anchoring points for allowing rotation of the first guiding arm, and the second guiding arm is suspended to the base at a second anchoring point allowing rotation of the second guiding arm. The sensing frame includes a plurality of coupling flexures and a transducer for sensing motion of the first and second rails.Type: ApplicationFiled: March 22, 2012Publication date: August 30, 2012Applicant: INVENSENSE, INC.Inventors: Joseph SEEGER, Bruno BOROVIC
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Patent number: 8141424Abstract: A sensing frame that moves in response to torque generated by the Coriolis acceleration on a drive subsystem is disclosed. The sensing frame include a first rail. The first rail is constrained to move along the first axis parallel to the first rail. The frame includes a second rail substantially parallel to said first rail. The second rail is constrained to move along the first axis. The frame includes a base and at least two guiding arms for ensuring that the first rail and the second rail move in anti-phase fashion along the first axis. A first guiding arm is flexibly coupled to the first rail and flexibly coupled to the second rail and a second guiding arm is flexibly coupled to the first rail and flexibly coupled to the second rail.Type: GrantFiled: September 12, 2008Date of Patent: March 27, 2012Assignee: Invensense, Inc.Inventors: Joseph Seeger, Bruno Borovic
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Publication number: 20110061460Abstract: An angular velocity sensor including a drive extension mode. In one aspect, an angular rate sensor includes a base and at least three masses disposed substantially in a plane parallel to the base, the masses having a center of mass. At least one actuator drives the masses in an extension mode, such that in the extension mode the masses move in the plane simultaneously away or simultaneously towards the center of mass. At least one transducer senses at least one Coriolis force resulting from motion of the masses and angular velocity about at least one input axis of the sensor. Additional embodiments can include a linkage that constrains the masses to move in the extension mode.Type: ApplicationFiled: September 11, 2009Publication date: March 17, 2011Applicant: INVENSENSE, INCInventors: JOSEPH SEEGER, BRUNO BOROVIC
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Patent number: 7863698Abstract: An anchoring assembly for anchoring MEMS device is disclosed. The anchoring assembly comprises: a top substrate; a bottom substrate substantially parallel to the top substrate; and a first portion of the anchor between the top substrate and the bottom substrate. The first portion of the anchor is rigidly connected to the top substrate; and the first portion of the anchor is rigidly connected to the bottom substrate. A second portion of the anchor is between the top substrate and the bottom substrate. The second portion of the anchor is rigidly connected to the top substrate; the second portion of the anchor being an anchoring point for the MEMS device. A substantially flexible mechanical element coupling the first portion of the anchor and the second portion of the anchor; the flexible element providing the electrical connection between the first portion of the anchor and the second portion of the anchor.Type: GrantFiled: April 3, 2009Date of Patent: January 4, 2011Assignee: Invensense, Inc.Inventors: Joseph Seeger, Goksen G. Yaralioglu, Bruno Borovic, Alexander Castro
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Publication number: 20100252897Abstract: An anchoring assembly for anchoring MEMS device is disclosed. The anchoring assembly comprises: a top substrate; a bottom substrate substantially parallel to the top substrate; and a first portion of the anchor between the top substrate and the bottom substrate. The first portion of the anchor is rigidly connected to the top substrate; and the first portion of the anchor is rigidly connected to the bottom substrate. A second portion of the anchor is between the top substrate and the bottom substrate. The second portion of the anchor is rigidly connected to the top substrate; the second portion of the anchor being an anchoring point for the MEMS device. A substantially flexible mechanical element coupling the first portion of the anchor and the second portion of the anchor; the flexible element providing the electrical connection between the first portion of the anchor and the second portion of the anchor.Type: ApplicationFiled: April 3, 2009Publication date: October 7, 2010Applicant: INVENSENSE, INC.Inventors: Joseph SEEGER, Goksen G. YARALIOGLU, Bruno BOROVIC, Alexander CASTRO
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Publication number: 20100071467Abstract: A system and method describes an inertial sensor assembly, the assembly comprises a substrate parallel to the plane, at least one in-plane angular velocity sensor comprising a pair proof masses that are oscillated in anti-phase fashion along an axis normal to the plane. The first in-plane angular velocity sensor further includes a sensing frame responsive to the angular velocity of the substrate around the first axis parallel to the plane and perpendicular to the axis normal to the plane. The assembly also includes at least one out-of-plane angular velocity sensor comprising a pair of proof masses that are oscillated in anti-phase fashion in the plane parallel to the plane. The out-of-plane angular velocity sensor further comprises a sensing frame responsive to the angular velocity of the substrate around the axis normal to the plane.Type: ApplicationFiled: September 24, 2008Publication date: March 25, 2010Applicant: INVENSENSEInventors: STEVE NASIRI, JOSEPH SEEGER, BRUNO BOROVIC, GOKSEN YARALIOGLU
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Publication number: 20100064805Abstract: A sensing frame that moves in response to torque generated by the Coriolis acceleration on a drive subsystem is disclosed. The sensing frame include a first rail. The first rail is constrained to move along the first axis parallel to the first rail. The frame includes a second rail substantially parallel to said first rail. The second rail is constrained to move along the first axis. The frame includes a base and at least two guiding arms for ensuring that the first rail and the second rail move in anti-phase fashion along the first axis. A first guiding arm is flexibly coupled to the first rail and flexibly coupled to the second rail and a second guiding arm is flexibly coupled to the first rail and flexibly coupled to the second rail.Type: ApplicationFiled: September 12, 2008Publication date: March 18, 2010Applicant: InvenSense,. Inc.Inventors: Joseph Seeger, Bruno Borovic
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Patent number: 7677099Abstract: A sensor that measures angular velocity about an axis that is normal to a sensing plane of the sensor. The sensor comprises a sensing subassembly that includes a planar frame parallel to the sensing plane, a first proof mass disposed in the sensing plane, a second proof mass disposed in the sensing plane laterally to the first proof mass, and a linkage within the frame and connected to the frame. The linkage is connected to the first proof mass and to the second proof mass. The sensor further includes actuator for driving the first proof mass and the second proof mass into oscillation along a drive axis in the sensing plane. The sensor further includes a first transducer to sense motion of the frame in response to a Coriolis force acting on the oscillating first proof mass and the oscillating second proof mass.Type: GrantFiled: November 5, 2007Date of Patent: March 16, 2010Assignee: Invensense Inc.Inventors: Steven Nasiri, Joe Seeger, Bruno Borovic
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Patent number: 7548011Abstract: Methods and apparatuses for sensing and adjusting lateral motion in a comb drive actuated MEMS device are provided. If lateral motion is sensed by a lateral motion sensor coupled to the comb drive actuated MEMS device, and the lateral motion is greater than a reference value, a feedback controller adjusts the lateral motion by providing a drive signal to a comb drive electrode of a comb drive actuator.Type: GrantFiled: May 18, 2006Date of Patent: June 16, 2009Assignee: The Board of Regents of the University of Texas SystemInventors: Bruno Borovic, Frank L. Lewis, Ai Qun Liu, Dan O. Popa
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Publication number: 20090114016Abstract: A sensor that measures angular velocity about an axis that is normal to a sensing plane of the sensor. The sensor comprises a sensing subassembly that includes a planar frame parallel to the sensing plane, a first proof mass disposed in the sensing plane, a second proof mass disposed in the sensing plane laterally to the first proof mass, and a linkage within the frame and connected to the frame. The linkage is connected to the first proof mass and to the second proof mass. The sensor further includes actuator for driving the first proof mass and the second proof mass into oscillation along a drive axis in the sensing plane. The sensor further includes a first transducer to sense motion of the frame in response to a Coriolis force acting on the oscillating first proof mass and the oscillating second proof mass.Type: ApplicationFiled: November 5, 2007Publication date: May 7, 2009Applicant: InvenSense Inc.Inventors: Steven NASIRI, Joe SEEGER, Bruno BOROVIC
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Publication number: 20070267939Abstract: Methods and apparatuses for sensing and adjusting lateral motion in a comb drive actuated MEMS device are provided. If lateral motion is sensed by a lateral motion sensor coupled to the comb drive actuated MEMS device, and the lateral motion is greater than a reference value, a feedback controller adjusts the lateral motion by providing a drive signal to a comb drive electrode of a comb drive actuator.Type: ApplicationFiled: May 18, 2006Publication date: November 22, 2007Inventors: Bruno Borovic, Frank L. Lewis, Ai Qun Liu, Dan O. Popa