Patents Examined by Raul Rios Russo
-
Patent number: 9417095Abstract: A magnetic flux emission unit is mounted on a detection object and rotatable integrally with the detection object. An IC package includes a magnetism detection element, which sends a signal according to change in a magnetic flux caused when the magnetic flux emission unit rotates. A cover member includes a bottom portion and a tubular portion. The tubular portion is extended from an outer periphery of the bottom portion. The cover member surrounds the magnetic flux emission unit with the bottom portion when mounted to the housing. A support portion is projected from the bottom portion toward an opening of the tubular portion to support the IC package. A projection is projected toward the opening from the bottom portion to at least a position corresponding to the magnetism detection element.Type: GrantFiled: April 28, 2014Date of Patent: August 16, 2016Assignee: DENSO CORPORATIONInventors: Seiji Nishimoto, Yoshiyuki Kono, Ninh Duc Hoang
-
Patent number: 9412516Abstract: Provided is a method of manufacturing a resolver having a stator mounted around a rotator and configured to detect a rotational angle of a motor, the method including: forming the stator to have a core with protrusions disposed at a predetermined interval along a rotational direction of the rotator; winding a signal source coil around the protrusions of the core to generate an alternate current (AC) magnetic field when an input voltage signal is applied thereto; and winding a plurality of output signal coils alternately along the rotational direction of the rotator around the protrusions of the core, along the rotational direction of the rotator, to generate induced voltage signals of different phases in response to the AC magnetic field generated by the signal source coil and the rotation of the rotator.Type: GrantFiled: May 20, 2013Date of Patent: August 9, 2016Assignee: Hanwha Techwin Co., Ltd.Inventors: Chang-sung Jin, Yong-ho Park, Jin-ju Lee
-
Patent number: 9411009Abstract: Some embodiments described herein include a system that collects and learns reference side-channel normal activity, process it to reveal key features, compares subsequent collected data and processed data for anomalous behavior, and reports such behavior to a management center where this information is displayed and predefine actions can be executed when anomalous behavior is observed. In some instances, a physical side channel (e.g. and indirect measure of program execution such as power consumption or electromagnetic emissions and other physical signals) can be used to assess the execution status in a processor or digital circuit using an external monitor and detect, with extreme accuracy, when an unauthorized execution has managed to disrupt the normal operation of a target system (e.g., a computer system, etc.).Type: GrantFiled: October 13, 2015Date of Patent: August 9, 2016Assignee: Power Fingerprinting Inc.Inventors: Carlos R. Aguayo Gonzalez, Jeffrey H. Reed, Steven C. Chen
-
Patent number: 9400291Abstract: A thermal controller includes a thermal control interface to receive test data from an automated test equipment (ATE) system and dynamically adjust a target setpoint temperature based on the data and a dynamic thermal controller to receive the target setpoint temperature from the thermal control interface and control a thermal actuator based on the target setpoint temperature.Type: GrantFiled: August 31, 2012Date of Patent: July 26, 2016Assignee: Intel CorporationInventors: John C. Johnson, James G. Maveety, Abram M. Detofsky, James E. Neeb
-
Patent number: 9395393Abstract: A current sensor includes semi-annular first and second magnetic cores, first and second sensors, and a differential output part. The first magnetic core is provided around a wire in which an electric current flows and includes a pair of first magnetic core parts each having a quarter annular shape. The first sensor is provided in the gap between the first magnetic core parts and detects a magnetic flux. The second magnetic core is provided around the wire and includes a pair of second magnetic core parts each having a quarter annular shape. The first and second magnetic cores form an annular magnetic core. The second sensor is provided in the gap between the second magnetic core parts and detects a magnetic flux. The differential output part outputs the differential output of the outputs of the first and second sensors.Type: GrantFiled: March 28, 2014Date of Patent: July 19, 2016Assignee: FUJITSU COMPONENT LIMITEDInventors: Shigemi Kurashima, Shinichiro Akieda, Nobuyoshi Shimizu, Akio Nakamura, Naoyuki Nagao
-
Patent number: 9389062Abstract: An anti-entrapment system for preventing an object from being entrapped by a translating device such as a vehicle window includes a capacitance sensor and a controller. The sensor has a jacket with a cavity, a dielectric element within the cavity, and first and second electrical conductors. The conductors are within the cavity on opposite sides of the dielectric element such that the conductors are separated from one another by a separation distance. The capacitance of the sensor changes in response to an electrically conductive object moving in proximity to at least one of the conductors. The controller is configured to control a translating device as a function of the capacitance of the sensor. The jacket is attachable to a seal configured to receive the translating device.Type: GrantFiled: March 15, 2013Date of Patent: July 12, 2016Assignee: UUSI, LLCInventors: John Washeleski, Randall L. Perrin, David W. Shank
-
Patent number: 9383477Abstract: A well-logging tool for geological formation has a borehole. A housing that is to be positioned within the borehole includes an opening. An electrically conductive winding is carried by the housing. A feedthrough assembly includes an elongate electrical conductor having opposing first and second ends and a medial portion extending therebetween. The first end is coupled to the electrically conductive winding. An integrally formed, monolithic, dielectric layer sounds the elongate electrical conductor and includes a first enlarged diameter end portion surrounding the first end of the elongate electrical conductor and is positioned within the opening. A reduced diameter portion surrounds the medial portion of the elongate electrical conductor.Type: GrantFiled: March 5, 2014Date of Patent: July 5, 2016Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Bryan K. Rogers, Srinand S. Karuppoor, Frank F. Espinosa, Tudor I. Palaghita
-
Patent number: 9377561Abstract: A well-logging tool for a geological formation has a housing to be positioned within a borehole and has first and second openings. A feedthrough assembly includes an elongate electrical conductor having opposing first and second ends and a medial portion extending therebetween. An integrally formed, monolithic, dielectric layer surrounds the elongate electrical conductor and includes a first enlarged diameter end portion surrounding the first end of the elongate electrical conductor and is positioned within the first opening. A second enlarged diameter end portion surrounds the second end of the elongate electrical conductor and is positioned within the second opening. A reduced diameter portion surrounds the medial portion of the elongate electrical conductor.Type: GrantFiled: March 5, 2014Date of Patent: June 28, 2016Assignee: SCHLUMBERGER TECHNOLOGY CORPORATIONInventors: Bryan K. Rogers, Srinand S. Karuppoor, Frank F. Espinosa, Tudor I. Palaghita
-
Patent number: 9360537Abstract: The present invention relates to a method for contactless measurement of a relative position of a magnetic field source, which produces a magnetic field and a magnetic field sensor in relation to each other. The present invention further relates to a corresponding displacement sensor. According to the present invention, the magnetic field sensor detects at least two spatial components (Bz, By) of the magnetic field and a position signal is produced from the measured components. The method comprises the following steps of calculating the position signal based on a quotient of the two magnetic field components; and correcting, before the quotient is calculated, the magnetic field component, which extends in a movement direction between the magnetic field source and the magnetic field sensor.Type: GrantFiled: September 25, 2012Date of Patent: June 7, 2016Assignee: TE Connectivity Germany GmbHInventor: Oliver Schaaf
-
Patent number: 9341587Abstract: An electric potential measuring apparatus includes a detecting unit, a generating unit, and a measuring unit. The detecting unit is provided on a surface of a measurement subject and detects a second signal including a first signal within a first frequency range from the measurement subject. The generating unit generates a fourth signal by averaging a third signal within a second frequency range outside the first frequency range. The measuring unit measures electric potential of the first signal included in the second signal detected by the detecting unit with reference to electric potential of the fourth signal generated by the generating unit.Type: GrantFiled: June 10, 2013Date of Patent: May 17, 2016Assignee: FUJITSU LIMITEDInventors: Kazunori Yamanaka, Kazuaki Kurihara
-
Patent number: 9341695Abstract: In an abnormality detection system for a rotation angle sensor, a fact that an abnormality has occurred in one of sine signals (S1, S2) or in one of cosine signals (S3, S4) is detected based on a sum of the electrical signals (S1, S2), and a sum of the electrical signals (S3, S4) (first detection result). A fact that an abnormality has occurred in one of the positive sine and cosine signals (S1, S3) or in one of the negative sine and cosine signals (S2, S4) by comparing a first temperature computed using a correlation between an amplitude and a temperature and based on the electrical signals (S1, S3), a second temperature computed using a correlation between the amplitude and a temperature and based on the electrical signals (S2, S4), and a third temperature detected by a temperature sensor with each other (second detection result). A microcomputer identifies which of the electrical signals is abnormal by comparing the first and second detection results with each other.Type: GrantFiled: December 18, 2013Date of Patent: May 17, 2016Assignee: JTEKT CORPORATIONInventor: Hiroshi Kitamoto
-
Patent number: 9329213Abstract: The present invention provides various thin-film sensor type power measuring apparatuses which can be constructed in a simplified and compact structure so as to measure the power of high-frequency circuits or batteries. This power measuring apparatus includes: a magnetic film disposed in parallel to a primary conductor through which a load current flows; a power supply with input and output terminals for supplying an element current to the magnetic film; a bias magnetic field applying unit for applying a DC magnetic field in a direction that is parallel, perpendicular, or diagonal to the direction of magnetization of the magnetic film; and a detection unit for detecting the voltage between the ends of the magnetic film in the direction of the element current. The power measuring apparatus detects only the DC voltage component between the ends of the magnetic film in the direction of the element current.Type: GrantFiled: January 27, 2012Date of Patent: May 3, 2016Assignee: SIRC CO., LTD.Inventor: Hiroaki Tsujimoto
-
Patent number: 9310400Abstract: A current sensor includes a core including groove portions and a separation wall portion, a housing covering the core and including recessed grooves formed along the groove portions, respectively, conductors positioned in the groove portions, respectively, a circuit board fixed to the housing and including a through hole and a land, the through hole penetrating in a direction corresponding to an inserting direction of the conductor, a detection element detecting a magnitude of a magnetic field and positioned in each of recessed grooves to be closer to an opening end of the groove portion relative to the conductor, the detection element being arranged so that a detecting direction of the detection element is directed along a distance direction of the groove portions, the detection element including a connection terminal positioned in the through hole, the connection terminal electrically connected to the land, and a guide portion provided at the housing.Type: GrantFiled: June 25, 2014Date of Patent: April 12, 2016Assignee: AISIN SEIKI KABUSHIKI KAISHAInventors: Noriaki Fujita, Manabu Kato, Kazuyoshi Mori
-
Patent number: 9310396Abstract: Methods and apparatus for measuring minority carrier lifetimes using liquid probes are provided. In one embodiment, a method of measuring the minority carrier lifetime of a semiconductor material comprises: providing a semiconductor material having a surface; forming a rectifying junction at a first location on the surface by temporarily contacting the surface with a conductive liquid probe; electrically coupling a second junction to the semiconductor material at a second location, wherein the first location and the second location are physically separated; applying a forward bias to the rectifying junction causing minority carrier injection in the semiconductor material; measuring a total capacitance as a function of frequency between the rectifying junction and the second junction; determining an inflection frequency of the total capacitance; and determining a minority lifetime of the semiconductor material from the inflection frequency.Type: GrantFiled: March 5, 2014Date of Patent: April 12, 2016Assignee: Alliance For Sustainable Energy, LLCInventor: Jian Li
-
Patent number: 9297877Abstract: In an abnormality detection system for a rotation angle sensor, a fact that an abnormality has occurred in one of sine signals (S1, S2) or in one of cosine signals (S3, S4) is detected based on a sum of the electrical signals (S1, S2), and a sum of the electrical signals (S3, S4) (first detection result). A fact that an abnormality has occurred in one of the positive sine and cosine signals (S1, S3) or in one of the negative sine and cosine signals (S2, S4) by comparing a first temperature computed using a correlation between an amplitude and a temperature and based on the electrical signals (S1, S3), a second temperature computed using a correlation between the amplitude and a temperature and based on the electrical signals (S2, S4), and a third temperature detected by a temperature sensor with each other (second detection result). A microcomputer identifies which of the electrical signals is abnormal by comparing the first and second detection results with each other.Type: GrantFiled: December 18, 2013Date of Patent: March 29, 2016Assignee: JTEKT CORPORATIONInventor: Hiroshi Kitamoto
-
Patent number: 9297839Abstract: The disclosure extends to apparatuses, methods, systems, and computer program products for generating and optimizing irrigation protocols. The disclosure also extends to a system and method for detecting an expansion module in an irrigation system in accordance with the disclosed methods, systems, and computer program products for optimizing water usage in growing plants for yard and crops.Type: GrantFiled: July 1, 2014Date of Patent: March 29, 2016Assignee: Skydrop Holdings, LLCInventor: Matt Romney
-
Patent number: 9297793Abstract: An electrode unit includes a first electrode and a second electrode, which define a space to flow fuel therethough. A detection circuit is connected to the first electrode to charge and discharge the electrode unit and to detect a capacitance of fuel, which flows through the space. A switch device is equipped to a wiring, which connects the second electrode with the ground, and configured to simulate disconnection between the second electrode and the ground. A malfunction detection unit is configured to detect disconnection of the wiring when a difference between a capacitance, which is detected with the detection circuit when the switch device is turned ON, and a capacitance, which is detected with the detection circuit when the switch device is turned OFF, is smaller than a first threshold.Type: GrantFiled: February 21, 2014Date of Patent: March 29, 2016Assignee: DENSO CORPORATIONInventors: Masato Ueno, Jun Tarui
-
Patent number: 9291684Abstract: A wireless field device assembly comprises a process sensor, a housing, a transmitter, and a power module. The process sensor is configured to monitor a process variable and produce a sensor signal. The housing encloses an interior space of the wireless field device. The transmitter is enclosed within the interior space, and is configured to process the sensor signal. The power module is configured to be housed in the interior space, and comprises an energy storage device, a connection to a local power source, and a processor configured to provide the transmitter with a diagnostic report of the energy storage device and the local power source.Type: GrantFiled: June 28, 2013Date of Patent: March 22, 2016Assignee: Rosemount, Inc.Inventors: Chad Michael McGuire, Kelly Michael Orth, Theodore Henry Schnaare
-
Patent number: 9279719Abstract: A method and system are provided for making a quantitative measurement of an electric field. A plurality of antennas separated from one another by known distances are arrayed in a region that extends in at least one dimension. A voltage difference between at least one selected pair of antennas is measured. Each voltage difference is divided by the known distance associated with the selected pair of antennas corresponding thereto to generate a resulting quantity. The plurality of resulting quantities defined over the region quantitatively describe an electric field therein.Type: GrantFiled: February 3, 2011Date of Patent: March 8, 2016Assignee: The United States of America as represented by the Administrator of the National Aeronautics and Space AdministrationInventor: Edward R. Generazio
-
Patent number: 9274154Abstract: The disclosure has: a detection electrode (2) that detects an electrostatic capacitance; a shield electrode (3); a shield drive circuit (31) that switches between a first electric potential and a second electric potential to apply the first or second electric potential to the shield electrode; a detection circuit (21) that outputs a detection signal depending on the electrostatic capacitance detected; and a determination circuit (6) that obtains a first detection signal and a second detection signal as the basis to determine whether an abnormality of the detection electrode (2) or the shield electrode is present or absent. The first detection signal depends on the electrostatic capacitance detected when the shield drive means (31) applies the first electric potential to the shield electrode (3). The second detection signal depends on the electrostatic capacitance detected when the shield drive means (31) applies the second electric potential to the shield electrode.Type: GrantFiled: March 15, 2013Date of Patent: March 1, 2016Assignee: FUJIKURA LTD.Inventor: Takeshi Togura