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7615996 Examination method for CPP-type magnetoresistance effect element having two free layers  
An examination method is structured, with respect to a magnetization direction of an orthogonalizing bias function part formed on a posterior part of an magnetoresistance (MR) effect element, of...
7615995 Thin film device for detection of physical quantities  
A thin-film device for detecting the variation of intensity of physical quantities, in particular a magnetic field, in a continuous way, comprises an electrical circuit including one or more...
7615994 Magnetoresistive speed sensor  
Consistent with an example embodiment, there is a magnetoresistive speed sensor with a permanent magnet and a sensor for a magnetic field for detecting the speed of an object rotating about an...
7602178 Magnetoresistive sensor for measuring the strength of a magnetic field  
A magnetoresistive sensor for measuring the strength of a magnetic filed includes a stack of a reference element, a separation element and an element sensitive to the magnetic field. The reference...
7602176 AMR sensor element for angle measurement  
In order to provide a magneto-resistive angle sensor ( 100 ) comprising a sensor device for detecting an angle (α) of an external magnetic field relative to a reference axis of the sensor device,...
7598835 Magnetic sensor, production process of the magnetic sensor and magnetic array suitable for the production process  
The present invention aims to provide a magnetic sensor provided with a magnetoresistive effect element capable of stably maintaining a direction of magnetization in a magnetic domain of a free...
7598736 Integrated circuit including magneto-resistive structures  
An integrated circuit includes two first adjacent magneto-resistive effect (xMR) structures. Each first xMR structure is configured to sense a first magnetic field direction. The integrated circuit...
7592805 Magnetic detection device having bridge circuit provided with resistance adjustment portion and method of manufacturing the same  
In a magnetic detection device using a magnetic resistance element, the resistance of a layer having a multi-layer structure can be easily adjusted without causing damages to the layer. A...
7592803 Highly sensitive AMR bridge for gear tooth sensor  
An AMR gear tooth rotation sensor and a method for utilizing it are disclosed. These facilitate easy manufacture of the device without sacrificing either high sensitivity or high signal output....
7589939 Magnetic sensor using giant magnetoresistive elements and method for manufacturing the same  
A magnetic sensor includes a single substrate, a conventional GMR element formed of a spin-valve film including a single-layer-pinned fixed magnetization layer, and a SAF element formed of a...
7589528 Magnetic sensor formed of magnetoresistance effect elements  
On a single chip are formed a plurality of magnetoresistance effect elements provided with pinned layers having fixed magnetization axes in the directions that cross each other. On a substrate 10 ...
7589527 Elongated magnetic sensor  
A magnetoresistive device disposed in an elongated magnetic sensor, for example, has two parallel arrays of magnetosensitive elements arranged at regular intervals in the longitudinal direction....
7583081 Magnetostrictive multi-layer sensor for detecting a deformation  
A sensor includes a substrate having a mechanically deformable region that is deformable in a direction non-parallel to a surface of the substrate, and a magnetostrictive multi-layer sensor element...
7564656 Integrated servo and read EMR sensor  
An integrated servo and read device implementing Extraordinary Magnetoresistive (EMR) sensors. In one embodiment, dedicated EMR sensors are employed: one for data reading and one for servo...
7564238 Magnetic detection device connecting element and detection circuit and method of manufacturing the same  
A magnetic detection device has stable characteristics having an area of a resist layer covering an insulating passivation layer, forming the magnetic detection element and a connection layer on a...
7557571 Fluxgate sensor integrated in semiconductor substrate and method for manufacturing the same  
A fluxgate sensor is integrated in a semiconductor substrate. The fluxgate sensor has two bar type soft magnetic cores, or a rectangular-ring type soft magnetic core to form a closed magnetic path...
7554325 Magnetic sensor with needle-shaped detecting part  
A magnetic sensor has a needle-shaped detecting part. The needle-shaped detecting part includes a substrate cut to have a needle shape, at least one MR element formed on the substrate, at least two...
7548060 Magnetic sensor system  
A magnetic sensor system ( 1 ) is provided that contains sensor elements ( 5, 6 ) that are sensitive to magnetic fields, the electrical properties of said sensor elements being modifiable according...
7545138 Precision, temperature-compensated, shielded current measurement device  
A current measurement device using a Rogowski coil having a generally toroidally shaped core with flattened faces, a first winding in one direction, a second winding forming a return loop, and a...
7511483 Device for sensing RF field  
The device for sensing a RF field comprises a flux-receiving loop ( 1 ) including a circumferential path having a defined path width (d), the flux-receiving loop ( 1 ) having a portion ( 10 ) that...
7508203 Magnetic field detector, and current detection device, position detection device and rotation detection devices using the magnetic field detector  
A magnetic field detector having a reference magnetoresistive element and a magnetic field detecting magnetoresistive element. The reference magnetoresistive element and the magnetic field...
7508200 Means and method for reducing magnetic cross-talk in biosensors  
A magnetic sensor (MS) for sensing a magnetic stray field (SF) generated by magnetizable object (SPB) when magnetized and for generating an electrical object signal (U OB ) which depends on the...
7504824 Magnetic sensor with offset magnetic field  
A method, a magnetic field sensor, and an electronic device measure and determine the magnitude and/or the direction of a magnetic field. The magnetic sensor is based on at least a first...
7498805 Magnetoresistive layer system and sensor element having this layer system  
A magnetoresistive layer system, in an environment of a magnetoresistive layer stack that works particularly on the basis of the GMR effect or the AMR effect, a layer array being provided which...
7495434 Magnetoresistive sensor element for sensing a magnetic field  
A magnetoresistive sensor element has a first magnetic layer structure, a second magnetic layer structure, and a barrier layer. The resistance R 1 of the first magnetic layer structure, the...
7492150 Circuit arrangement method for obtaining an output signal, and rotational speed measurement device comprising such a circuit arrangement  
A circuit arrangement for obtaining an output signal (Va) form a signal (Vs) containing at least one alternating component comprises a signal source ( 1 ) that supplies this signal (Vs), a first...
7474094 Reorientation of magnetic layers and structures having reoriented magnetic layers  
Methods of reorienting ferromagnetic layers of a plurality of magnetoresistive elements and structures formed by the methods. The plurality of magnetoresistive elements, preferably GMR multilayer...
7463026 Magnetic sensor including bridge circuit having fixed resistance like structure of element  
A magnetic sensor uses a magnetoresistance element which can be driven in a stable manner with a dipole irrespective of a polarity of an external magnetic field. A resistance value R of first...
7463023 Non-contacting rotary and linear travel sensor  
A non-contacting, magnet-based, rotary and linear travel absolute position sensor each include a stationary galvanomagnetic sensing element disposed in an air gap or slot of a movable magnet/flux...
7463016 Current sensor  
A current sensor includes a conductor line, and a magnetic sensor in which resistance value changes according to a current magnetic field produced by a current to be detected flowing through the...
7459906 Semiconductor magnetic sensor  
To detect a magnetic flux density of a magnetic field applied from an outside, a semiconductor magnetic sensor of the present invention includes: a transistor (MP 101 ) formed on a side of one,...
7449882 Integrated set/reset driver and magneto-resistive sensor  
A magnetic-sensing apparatus and methods of making and using thereof are disclosed. The sensing apparatus may have one or more magneto-resistive-sensing elements, one or more reorientation elements...
7446524 Method for detecting magnetic particles in a fluid using thin-film magnetic field sensor  
A ferromagnetic thin-film based magnetic field detection system used for detecting the presence of selected molecular species. A magnetic field sensor supported on a substrate has a binding...
7443161 Method of determining angles  
In order to provide a method of determining an angle a of an external magnetic field relative to a magnetoresistive angle sensor with two full bridges which respectively supply an output signal U 1...
7440861 Concept of compensating for piezo influences on integrated circuitry  
The inventive circuitry on a semiconductor chip includes a first functional element having a first electronic functional-element parameter that exhibits a dependence relating to the mechanical...
7439734 Rotary encoder and method for its operation  
A rotary encoder includes a first group of components and a second group of components. The first group of components has a pulse wire, a detector, and a circuit configuration. The second group of...
7428347 Optical signal transmission transducer  
The invention includes an optical signal transmission transducer. The optical signal transmission transducer includes a magnetic tunnel junction. The magnetic tunnel junction can be tuned to switch...
7428128 High read output, high sensitivity magnetic sensing element  
A magnetic sensing element has pinned magnetic layers disposed on the two sides of a free magnetic layer in the track width direction with nonmagnetic conductive layers therebetween, and an...
7426098 Magnetoresistive element having three-layer buffer layer, magnetic head, magnetic reproducing apparatus, and magnetic memory  
A magnetoresistive element includes a magnetoresistive film having a magnetization pinned layer whose magnetization is substantially pinned to one direction, a nonmagnetic intermediate layer, and a...
7425826 Selectively conductive structure wherein a magnetic conductor is sized to have a cross-section diameter similar to a Fermi wavelength of electrons  
The invention includes a conductor with a first side and a second side. The conductor may be sized to have a cross-section diameter substantially similar to a Fermi wavelength of electrons in the...
7425824 Magnetoresistive sensor  
A magnetic sensor, system and method include a magnet located proximate to a target comprising a plurality of teeth and a plurality of slots formed therebetween. An integrated circuit is located on...
7420365 Single chip MR sensor integrated with an RF transceiver  
At least one magnetic field sensing device and an RF transceiver are integrated in a discrete, single-chip package. Rather than requiring at least two separate chips to wirelessly transmit the...
7417424 Magnetic-field-measuring device  
A device ( 16 ) used to measure at least one component of a magnetic field, includes a magnetoresistive sensor ( 102 ) and a measuring chain ( 28 ). The input of the measuring chain is connected to...
7414398 Magnetic detection device having magnetic detection element in magnetic detection circuit and fabricating method thereof  
A magnetic detection device of which an output can be completely switched over with an external magnetic field is formed in a small size. A detection circuit is formed by forming circuit elements...
7414397 Angle switch device with magnetoresistive effect element  
An angle switch device includes at least one MR element with a pinned layer and a free layer, and a magnet section. A relative angle between the magnet section and a lamination plane of the at...
7411391 Magnetic-field-measuring probe  
A magnetic-field-measuring probe includes at least one magnetoresistive or magnetoinductive sensor which is sensitive to the magnetic field along a privileged measurement axis. The probe includes:...
7409878 Torqueshaft magnetic field measurement systems for gas turbine engines  
A torqueshaft magnetic field measurement system includes a ceramic package enclosing a magnetoresistive sensor for converting a sensed magnetic field into a differential output voltage, an...
7408344 Magnetic sensor  
A magnetic sensor includes a sensing chip having a magnetoresistive element for sensing a magnetic vector and a magnet for biasing the magnetic vector sensed by the magnetoresistive element. The...
7408343 Position detection utilizing an array of magnetic sensors with irregular spacing between sensing elements  
A magnetoresistive sensor system includes a plurality of chip carriers, such that each integrated circuit among the plurality of chip carriers is associated with a respective magnetoresistive...
7408342 Device for measuring a component of current based on magnetic fields  
A magnetic-field-measuring probe includes at least two magnetoresistive sensors which are sensitive to respective magnetic fields along a determined measurement axis. The at least two...