Matches 1 - 46 out of 46

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US20130021029 SENSOR  
A sensor comprises a housing which defines a measuring side and a connection side, a coil (6) which is arranged in the housing (1) on the measuring side, and a cover (14) for closing the housing...
US20140028309 METAL DETECTOR  
A chute assembly (10) to deliver product to a former (11) of a packaging assembly. The chute assembly (10) includes a chute (14) that converges downwardly. Located adjacent the chute (14) is a...
US20120194191 TECHNIQUES FOR DETECTING MAGNETIC RESONANCE IMAGING FIELD  
A device includes a housing, a first magnetic field sensor, a second magnetic field sensor, and a control module. The housing is configured to be implanted in a patient. The first magnetic field...
US20130033260 CURRENT SENSOR  
A current sensor includes a pair of magnetic balance sensors and a switching circuit. The magnetic balance sensors each include a magnetic sensor element and a feedback coil. The magnetic sensor...
US20130342197 MAGNETIC-FIELD DETECTING DEVICE  
A magnetic-field detecting device includes a pair of magneto-sensors including respective magnetism sensing portions that sense magnetism, and respective coils sensing changes of magnetic fluxes...
US20100039107 MAGNETIC CARRIER MANIPULATION AND DETECTION USING A NANOMETER SCALE TRANSFORMER  
A nanometer scale transformer configured to manipulate and detect a magnetic carrier is provided.
US20090091319 Device to test the good working order of a magnetic field generator  
A device to test the good working order of a magnetic field generator, and namely a demining coil, such device comprising at least one evaluation means for the magnetic field coupled with at least...
US20120206138 METHOD FOR OPERATING A METAL DETECTION SYSTEM AND METAL DETECTION SYSTEM  
A method for operating a metal detection system that comprises a balanced coil system. One embodiment of the method comprises: determining the phase and magnitude of related signals at least for a...
US20090315553 Axially Symmetric Vertical Magnetic Field Component Exciting Sensor System  
The present invention provides an axially symmetric vertical magnetic field component sensor system capable of intensifying vertical magnetic field components. The sensor system comprises an...
US20100321015 MINIATURE COILS ON CORE WITH PRINTED CIRCUIT  
A method for producing a coil assembly includes overlaying printed circuit traces on a core. The traces include terminals for coupling to conductive connections on a base on which the coil...
US20130069441 FOREIGN OBJECT DETECTION IN WIRELESS ENERGY TRANSFER SYSTEMS  
A wireless energy transfer system includes a foreign object debris detection system. The system includes at least one wireless energy transfer source configured to generate an oscillating magnetic...
US20130154634 MAGNETIC SENSOR DEVICE  
A magnetic sensor device may include a magnetic sensor element structured to detect a magnetic property of a medium. The magnetic sensor element may include a sensor core having a body part and...
US20120212221 Dipole Locator Using Multiple Measurement Points  
A receiver and tracking system for identifying a location of a magnetic field source. In a preferred embodiment a plurality of tri-axial antennas are positioned at three distinct points on a...
US20150160309 MAGNETIC FIELD PROBE, MAGNETIC FIELD MEASUREMENT SYSTEM AND MAGNETIC FIELD MEASUREMENT METHOD  
A magnetic field probe, a magnetic field measurement system, and a magnetic field measurement method are provided. The magnetic field probe includes a probe head. The probe head includes a first...
US20090256560 Sensor system embedded in metal  
A sensor system, which can be embedded in a metal bed or metal face and has a good performance, has been demanded. A sensor system arranged in the following manner fulfills the above-mentioned...
US20110199081 BARKHAUSEN NOISE INSPECTION APPARATUS AND INSPECTION METHOD  
A Barkhausen noise inspection device of the present invention includes a detecting head (1), made up of an exciting coil (2) for magnetizing an object (30) to be inspected, a detecting coil (3)...
US20090167301 INTEGRATED CIRCUIT INCLUDING A MAGNETIC FIELD SENSITIVE ELEMENT AND A COIL  
An integrated circuit includes a die and a first magnetic field sensitive element formed on the die. The integrated circuit includes a first coil formed on the die and around the first magnetic...
US20140009147 MAGNETIC POLARITY DETERMINATION DEVICE, PERMANENT MAGNET SYNCHRONOUS MOTOR CONTROL DEVICE, AND MAGNETIC POLARITY DETERMINATION METHOD  
A control system for controlling a synchronous motor having a magnet in a rotor includes an inverter configured to output an AC current for driving the motor, a gate command generating unit...
US20100315080 METAL DETECTOR  
A metal detector is disclosed which comprises a transmitter arranged to generate a primary magnetic field, and at least one sensor arranged so as to sense a secondary magnetic field vector present...
US20080231263 DISTANCE, ORIENTATION AND VELOCITY MEASUREMENT USING MULTI-COIL AND MULTI-FREQUENCY ARRANGEMENT  
The present invention relates to the field of orientation measurement by a magnetic field generating apparatus and a magnetic field receiver apparatus by using one or more coils, respectively....
US20100289489 MAGNETIC BRIDGE FOR SENSOR IN WHICH MAGNETIC FLUID IS USED, CURRENT SENSOR IN WHICH MAGNETIC BRIDGE IS USED, AND MAGNETIC FIELD SENSOR  
The present invention provides a sensor in which an offset problem of the sensor can be solved, that is, a current sensor, a magnetic field sensor, a magnetic bridge that is formed by a magnetic...
US20150254482 ELECTRICAL ACTIVITY SENSOR DEVICE FOR DETECTING ELECTRICAL ACTIVITY AND ELECTRICAL ACTIVITY MONITORING APPARATUS  
An electrical activity monitoring device based on a sensor device attachable to a power cable of an electrical device for monitoring the electrical status of the electrical device. The device...
US20140077799 INTEGRATED MAGNETIC SPECTROMETER FOR MULTIPLEXED BIOSENSING  
A magnetic spectrometer is integrated in a semiconductor substrate and provides high sensitivity without using an external magnet field. The spectrometer includes one or more highly stable on-chip...
US20090153138 SENSOR MODULE AND METHOD FOR MANUFACTURING A SENSOR MODULE  
A method of manufacturing a sensor module includes providing a substrate comprising an array of magnetically sensitive elements on a first main face of the substrate. An array of conducting lines...
US20130207651 FLUXGATE SENSOR  
A fluxgate sensor has a driver coil, a signal coil, and a magnetic core that magnetically couples the driver coil and the signal coil. A magnetic field detector that can be positioned in a remote...
US20150204949 METHODS AND APPARATUS FOR WIRELESS POWER FIELD TESTING  
This disclosure provides methods and apparatus for wireless power field testing. An apparatus for sensing magnetic field strength of a wireless charging pad is provided. The apparatus includes a...
US20110006764 SYSTEM AND METHOD FOR MEASURING A TIME-VARYING MAGNETIC FIELD AND METHOD FOR PRODUCTION OF A HYDROCARBON FLUID  
In accordance with the present disclosure, a system and a method are disclosed for measuring a time varying magnetic field. In one aspect, a system comprises a plurality of induction coils...
US20100207624 Detector Systems  
A detection system comprising a plurality of magnetic field generators and a plurality of magnetic field detectors located adjacent to a detection area, and a control system arranged to generate...
US20130176023 DETECTING DEVICE, DETECTING SYSTEM, POWER TRANSMITTING DEVICE, NONCONTACT POWER TRANSMISSION SYSTEM, AND DETECTING METHOD  
A detecting device includes a reading coil configured to read a magnetic flux generated by a detecting coil for detecting a magnetic field of an electromagnetic wave output from an exciting coil...
US20130221959 ELECTRICAL CURRENT SENSOR AND METHOD OF MANUFACTURING THE SAME  
An electrical current sensor includes a first laminated body having a magnetic detection element disposed over a first substrate, a protective film formed over the first substrate and the magnetic...
US20100156406 MAGNETIC DETECTION ELEMENT AND DETECTING METHOD  
A magnetic detection element with increased detection intensity of a magnetic field by a inspection target substance is provided. A magnetic substance to which an alternating magnetic field is...
US20100219823 OPERATING METHOD AND COIL ARRANGEMENT FOR A MAGNETIC SENSOR FOR DETECTING METALLIC OBJECTS IN A SUBGRADE  
A coil arrangement for a magnetic sensor for detecting metallic objects in a subgrade, in particular structures made of concrete, brick, and wood, as well as a method for energizing and reading...
US20170186689 SENSOR DEVICE  
A sensor device includes a power line and a semiconductor device. The semiconductor device includes an inductor. The inductor is formed using an interconnect layer (to be described later using...
US20170184651 HIGH-VOLTAGE DRY APPARATUS PROVIDED WITH A CONTINUOUS MONITORING DEVICE  
The invention relates to a high-voltage dry apparatus having a semiconductor layer (2) covered by a metal screen (3), this screen (3) being eliminated so as to expose this semiconductor layer (2)...
US20170176547 MAGNETOMETER WITH A DIFFERENTIAL TYPE INTEGRATED CIRCUIT  
A magnetometer provides a newly designed signal processing circuit that can reduce noise and increase the magnetic sensitivity by means of reducing the noise of GND electrode potential occurred at...
US20160291098 METAL DETECTOR ASSEMBLY AND METHOD OF ASSEMBLING A METAL DETECTOR  
A stable assembly of a metal detector is disclosed which can ensure a tension free physical connection between a former and a case of the metal detector. The metal detector includes a case with at...
US20160274197 INTEGRATED DUAL AXIS FLUXGATE SENSOR USING DOUBLE DEPOSITION OF MAGNETIC MATERIAL  
A method of fabricating fluxgate devices to measure the magnetic field in two orthogonal, in plane directions, by using a composite-anisotropic magnetic core structure.
US20160139213 Variable Permeability Magnetometer Systems and Methods for Aerospace Applications  
A magnetometer configured to measure low field strength magnetic fields is provided. Certain embodiments of the magnetometer include a cylindrical coil assembly having a variable permeability core...
US20160116551 MAGNETO-IMPEDANCE SENSOR ELEMENT WITH ELECTROMAGNETIC COIL AND MAGNETO-IMPEDANCE SENSOR WITH ELECTROMAGNETIC COIL  
A technique is provided which reduces the coil pitch and increases the number of coil turns in an MI element and allows for high sensitivity and miniaturization. The MI element is configured such...
US20160097823 DEVICE FOR MEASURING AND CLOSED-LOOP CONTROL OF A MAGNETIC FIELD GENERATED BY AN ELECTROMAGNET  
A device for the measuring and closed-loop control of a magnetic field generated by means of an electromagnet (5, 12, 15), comprising a first measuring device (10) for purposes of measuring the...
US20160025821 GUIDANCE AND ALIGNMENT SYSTEM AND METHODS FOR ELECTRIC VEHICLE WIRELESS CHARGING SYSTEMS  
Guidance and alignment systems are disclosed for wireless charging systems to assist in aligning the transmitter and receiver inductive power transfer (IPT) couplers. These systems guide...
US20150077101 MAGNETIC ELEMENT CONTROL DEVICE, MAGNETIC ELEMENT CONTROL METHOD AND MAGNETIC DETECTION DEVICE  
A magnetic element control device of the present invention includes an excitation signal generation unit that generates an alternating signal, a feedback signal conversion unit that converts a...
US20150070010 MAGNETIC ELEMENT CONTROL DEVICE, MAGNETIC DEVICE CONTROL METHOD, AND MAGNETIC DETECTING DEVICE  
A magnetic element control device controls a magnetic element during detection of an intensity of a stationary magnetic field by a time-resolved magnetic balance system where the magnetic field is...
US20140266181 METHODS AND APPARATUS FOR MAGNETIC SENSOR HAVING AN EXTERNALLY ACCESSIBLE COIL  
Methods and apparatus for magnetic field sensor having a sensing element, an analog circuit path coupled to the sensing element for generating an output voltage in response to a magnetic field...
US20140103922 DIFFERENTIAL TRANSFORMER TYPE MAGNETIC SENSOR AND IMAGE FORMING APPARATUS  
A differential transformer type magnetic sensor includes a drive coil, a reference coil, and a detection coil. These coils are formed by repeating a linear pattern that is formed on the first...
US20140097836 DIFFERENTIAL TRANSFORMER TYPE MAGNETIC SENSOR AND IMAGE FORMING APPARATUS  
A differential transformer type magnetic sensor includes a first coil layer, a second coil layer, and an insulating layer formed between the first coil layer and the second coil layer. The first...
Matches 1 - 46 out of 46