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| Application No. | Application Title | Issue Date |
| 20120081107 | INDUCTIVE PROXIMITY SENSOR WITH ACTIVE CIRCUIT TO CANCEL STRAY FIELDS Systems and/or methods are provided for cancelling stray magnetic fields escaping out the back or sides of an inductive proximity sensor. The inductive proximity sensor includes a coil assembly with a sensing coil. The sensing coil detects magnetic flux escaping out the... | 04/05/2012 |
| 20120081106 | DOUBLE-COIL INDUCTIVE PROXIMITY SENSOR APPARATUS Systems and/or methods are provided for a dual-channel inductive proximity sensor. The sensor can include a sensing element which includes a core having a first cavity and a second cavity, a first coil accommodated within the first cavity of the core, and a second coil ... | 04/05/2012 |
| 20120013328 | DUAL WIRE DYNAMIC PROXIMITY TRANSDUCER INTERFACE FOR USE IN PROXIMITY TRANSDUCER SYSTEM AND PROXIMITY TRANSDUCER SYSTEM INCLUDING THE SAME A proximity transducer system including an eddy current effect proximity probe, a proximity electronics module coupled to the probe, a monitoring system and a two-wire, current interface connecting the proximity electronics module to the monitoring system is disclosed. ... | 01/19/2012 |
| 20120007591 | INDUCTIVE POSITION SENSOR A detector to measure the displacement of relatively moveable bodies along an axis comprising: a resonant electrical intermediate device further comprising an inductor, whose width varies along the displacement axis, and a capacitor in electrical series which co-operate... | 01/12/2012 |
| 20110309825 | Simplified Micro-Magnetic Sensor for Acceleration, Position, Tilt, and Vibration A simplified micro-magnetic based sensor and a system built with it for detecting or measuring acceleration, speed, position, placement, tilt, and vibration are disclosed for a reduced product size, simplified manufacturing process, and reduced product cost. Both simpli... | 12/22/2011 |
| 20110304323 | POSITION SENSOR The position sensor includes a moving member configured to be displaced in response to displacement of a measurement target, a resonant unit, an oscillation unit, a signal processing unit, an output unit, a signal absence detection unit, and a low-pass filter. The reson... | 12/15/2011 |
| 20110291415 | WIND TURBINE AND METHOD FOR MONITORING THE GAP LENGTH BETWEEN A ROTOR AND A STATOR OF THE WIND TURBINE GENERATOR Wind turbine comprising a generator section with a generator rotor and a generator stator. A first air gap is defined between a first surface of the generator rotor and the stator, and magnets and electro conductive windings are provided at opposite sides of the first a... | 12/01/2011 |
| 20110260714 | INDUCTIVE ANGLE SENSOR WITH IMPROVED COMMON MODE NOISE REJECTION AND SIGNAL PROCESSING METHOD OF THE SAME The present invention provides an inductive angle sensor with improved common mode noise rejection and a signal processing method of the same, which can improve electromagnetic compatibility (EMC) characteristics and obtain an accurate output value by eliminating common... | 10/27/2011 |
| 20110254541 | ELECTROMAGNETIC ENCODER According to the present invention, an electromagnetic encoder includes a number of scale coils arranged on a scale along a measuring direction; and transmitting coils and receiving coils arranged on a grid to be movable relative to the scale in the measuring direction,... | 10/20/2011 |
| 20110254540 | Micro-Magnetic Sensor for Acceleration, Position, Tilt, and Vibration A micro-magnetic based sensor and a system built with it for detecting or measuring acceleration, speed, position, placement, tilt, and vibration are disclosed for a reduced product size, simplified manufacturing process, and reduced product cost. Both micro-magnetic se... | 10/20/2011 |
| 20110234210 | APPARATUS FOR DETECTING DISPLACEMENT OF ELECTROMAGNETIC ACTUATOR A displacement detecting apparatus of an electromagnetic actuator, including: an electromagnetic actuator including: a movable core; a drive coil which causes a displacement of the movable core; and a detection coil disposed at a position where a mutual coupling coeffic... | 09/29/2011 |
| 20110234209 | ELECTROMAGNETIC MOTION SENSOR An electromagnetic motion sensor includes a base, an electromagnetic induction layer, a block, and an emitting coil. The electromagnetic induction layer with a plurality of induction coils is arranged on the bottom of the base. The block is movably connected to the base... | 09/29/2011 |
| 20110181274 | METHOD FOR ANALYZING DC SUPERPOSITION CHARACTERISTICS OF INDUCTANCE DEVICE, AND ELECTROMAGNETIC FIELD SIMULATOR A method for analyzing the DC superposition characteristics of an inductance device using a magnetic field analysis simulator, comprising a first step of determining an initial magnetization curve from initial magnetization to saturation magnetization, and pluralities o... | 07/28/2011 |
| 20110109303 | PROCESSING CIRCUITRY A position encoder is described that generates a signal whose phase varies with a position to be determined. A phase detector determines a first phase measurement of the sensor signal during a first mode and a second phase measurement of said sensor signal during a seco... | 05/12/2011 |
| 20110101967 | ENHANCED PERFORMANCE PROXIMITY SENSOR An industrial control sensor is provided. The sensor includes a sensor circuit to detect changes in an electromagnetic field induced from an object or material passing in proximity of the electromagnetic field. This includes a housing that employs the sensor circuit as ... | 05/05/2011 |
| 20110068777 | INDUCTIVE ANGLE-OF-ROTATION SENSOR AND METHOD FOR OPERATING AN INDUCTIVE ANGLE-OF-ROTATION SENSOR An inductive angle-of-rotation sensor includes a printed circuit board, on which one excitation conductor path, and a first, second as well as third receiving conductor path are applied. The angle-of-rotation sensor further includes a graduation element having a first a... | 03/24/2011 |
| 20110031963 | INDUCTIVE SENSOR FOR SPEED, ROTATIONAL DIRECTION AND POSITION MEASUREMENTS IN THE HIGH TEMPERATURE RANGE An inductive sensor with coils arranged substantially in layers on a flat circuit-carrier. The edges of the flat circuit-carrier are metallized obliquely so that an upper side, a lower side, an intermediate layer and/or a plurality of intermediate layers of the flat cir... | 02/10/2011 |
| 20110012594 | POSITION DETECTING SYSTEM AND POSITION DETECTING METHOD A system includes a body-insertable apparatus disposed while introduced in a subject in a detection space, and an external apparatus disposed on the outside of the subject. The body-insertable apparatus includes a first switch for connecting/interrupting a resonance cir... | 01/20/2011 |
| 20110006759 | POSITION DETECTION APPARATUS AND SENSOR UNIT A position detection apparatus includes a position pointer having a coil and a sensor unit for detecting the position of the position pointer. The sensor unit has a sensor board including a plurality of loop coils juxtaposed and extending in a predetermined direction, a... | 01/13/2011 |
| 20100315071 | READ HEAD A read head with a sensor unit, whereby the sensor unit has a first RFID transponder reader unit and an induction detector unit. With the combination of two types of reader units, read heads of this type can be used for determining the position of rail vehicles.... | 12/16/2010 |
| 20100308803 | INDUCTIVE DISPLACEMENT TRANSDUCER, CODING DEVICE, AND METHOD FOR DETECTING A POSITION OF A FIRST OBJECT IN RELATION TO A SECOND OBJECT The invention relates to an inductive displacement sensor for determining a position of a first object relative to a second object having a coding device to be attached to the first object, having a sensor unit to be attached to the second object, said sensor unit compr... | 12/09/2010 |
| 20100271012 | ELECTROMAGNETIC POSITION AND ORIENTATION SENSING SYSTEM Magnetic tracking systems and methods for determining the position and orientation of a remote object. A magnetic tracking system includes a stationary transmitter for establishing a reference coordinate system, and at least one receiver. The remote object is attached t... | 10/28/2010 |
| 20100253325 | GEARBOX POSITION DETECTION The invention relates to a motor vehicle gearbox position detector comprising a sensor (3) designed to cooperate with a moving target (5) connected to a gearbox ratio actuation element so as to provide at least one analogue signal representative of the pos... | 10/07/2010 |
| 20100213929 | ROTOR BLADE SENSOR A rotor blade sensor for detecting a rotor blade (430) comprising an electrical oscillator arranged to generate an oscillating signal. An antenna (300) includes a coil (100) having one or two winding layers coupled to the electrical oscillator. The ... | 08/26/2010 |
| 20100207611 | PROXIMITY SENSOR The present invention relates to a proximity sensor having a first transmission coil, a second transmission coil, at least one reception coil, an excitation device which is connected to the first and second transmission coils, and an evaluation unit which is connected t... | 08/19/2010 |
| 20100117630 | DISPLACEMENT SENSING DEVICE A compact sensing device capable of sensing a rotational angle and a rotational velocity, or a rectilinear moving distance and a moving velocity. A displacement sensing device that senses a rotational angle of a moving member rotation and a distance of a linear movement... | 05/13/2010 |
| 20100090688 | METHOD AND SENSOR ARRANGEMENT FOR DETERMINING THE POSITION AND/OR CHANGE OF POSITION OF A MEASURED OBJECT RELATIVE TO A SENSOR A method for determining the position and/or change of position of a measured object relative to a sensor, where the sensor preferably has a sensor coil to which an alternating current is applied, is characterized in that a magnet associated with the measured object, in... | 04/15/2010 |
| 20100072987 | DISPLACEMENT SENSOR A displacement sensor includes a primary coil (2), secondary coils (4a, 4b), and a movable magnetic core (6) movable with displacement of an object to be measured to cause voltages generated in the secondary coils (4a<... | 03/25/2010 |
| 20100045273 | Measuring vibrations of a turbo-machine rotor blade with the help of an induction sensor in high temperature A method is disclosed of measuring vibrations on turbo-machine rotary turbine blades utilizing an induction sensor at high temperatures. A set of magnets produces a magnetic field which results in a measurement signal generated in the sensor's coil which then can be int... | 02/25/2010 |
| 20100001719 | SENSOR MAGNET HOLDER FOR USE IN MOTOR AND ITS MANUFACTURING PROCESS A sensor magnet holder is mounted on a motor shaft, and a sensor magnet is provided relative to a magnetic induction sensor on the non-moving side for obtaining a signal indicative of a rotational position of the motor shaft. The sensor magnet holder integrally forms a ... | 01/07/2010 |
| 20100001718 | INDUCTIVE POSITION SENSOR A detector to measure the displacement of relatively moveable bodies along an axis comprising: a resonant electrical intermediate device further comprising an inductor, whose width varies along the displacement axis, and a capacitor in electrical series which co-operate... | 01/07/2010 |
| 20090219013 | METHOD AND DEVICE FOR SECURE MONITORING OF A DISTANCE The invention relates to a method for securely monitoring a distance between a metallic part and an inductive proximity sensor, in particular for monitoring a closed position of a guard door in an automated system, said method having the steps of: providing an oscillati... | 09/03/2009 |
| 20090201012 | Device for Locating a Vehicle Tied to a Roadway A cost-effective system provides reliable location information for locating a vehicle tied to a guideway. Reference markers are mounted to the guideway and scanning devices are disposed in the vehicle and generate at least one output signal when they pass a reference ma... | 08/13/2009 |
| 20090198418 | Side impact detection apparatus An apparatus for detecting information related to a side impact of a vehicle includes a sensor spaced from a metal object and located in a space defined by vehicle door panels, and a mounting portion to which the sensor is attached relative to the vehicle door. The sens... | 08/06/2009 |
| 20090050826 | METHOD AND DEVICE FOR THE CONTACTLESS DETECTION OF FLAT OBJECTS The invention relates to a method and a device for the contactless detection of flat objects, particularly in sheet form, such as paper, films, foils, plates, labels, splices, break points, tear-off threads and similar flat materials or packs. 02/26/2009 | |
| 20090009158 | SELF-ENERGIZING SENSING DEVICE FOR DETECTING MOVING FERROUS ELEMENTS AND ASSEMBLIES THEREWITH A self-energizing, non-contacting sensing device for detecting movement of ferrous elements, methods of use and assemblies therewith. The device includes a permanent magnet, a pair of ferrous conductors, an inductor coil and a microprocessor. The ferrous conductors are ... | 01/08/2009 |
| 20090001968 | Apparatus for Measuring the Relative Position of Two Parts Apparatus for measuring the relative position of two parts with a deformable coil, which is connected to both parts and deforms according to their relative position, wherein the inductance of the coil depends on shape and is thus a measure of the relative position, and ... | 01/01/2009 |
| 20080290860 | Angle of rotation sensor An angle of rotation sensor includes at least one coil provided with windings and a magnetically conductive element which interacts with the coil is rotatable with a shaft for transmitting a detectable rotational movement, and whose different overlap degree with at leas... | 11/27/2008 |
| 20080284417 | INCREMENTAL DISPLACEMENT TRANSDUCER AND METHOD FOR DETERMINING A DISPLACEMENT OF A FIRST OBJECT RELATIVE TO A SECOND OBJECT The invention relates to an incremental displacement transducer for determining a displacement of a first object relative to a second object with a scanning unit linked with the first object for scanning a division track linked with the second object having first areas ... | 11/20/2008 |
| 20080270067 | VOLUMETRIC PHYSIOLOGICAL MEASURING SYSTEM AND METHOD A system and method for measuring volumes and areas using electromagnetic induction techniques. A current is generated and fed into one of two coil assemblies to induce voltage into another coil assembly to provide accurate values for volume or area.... | 10/30/2008 |
