C03C 27/02 - Joining pieces of glass to pieces of other inorganic materialJoining glass to glass other than by fusing by fusing glass directly to metal
2.
Sensor assembly for a resistance temperature sensor element and resistance temperature sensor element
A sensor assembly for a resistance temperature sensor element includes a substrate and a measuring structure disposed on the substrate. The substrate includes a first material and a stabilized second material. The first material is at least one of aluminum oxide, spinel (magnesium aluminate) and yttrium-aluminum-garnet. The stabilized second material is at least one of stabilized zirconium dioxide and stabilized hafnium dioxide. The stabilized second material is stabilized by containing an oxide of an element having a valence different from four. A coefficient of thermal expansion of the substrate deviates by less than 5% from a coefficient of thermal expansion of the measuring structure.
H01C 7/00 - Non-adjustable resistors formed as one or more layers or coatingsNon-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material
An inductive angle sensor includes an exciter coil, an oscillator circuit, a plurality of receiver coils, an evaluation circuit evaluating a plurality of signals induced in the receiver coils, and a coupling element that is movable and influences a strength of an inductive coupling between the exciter coil and the receiver coils. The coupling element has a first encoder element and a second encoder element. The coupling element has a third encoder element formed as a conducting extension with an asymmetric geometry. The asymmetric geometry influences the strength of the inductive coupling between the exciter coil and the receiver coils only in a part of a plurality of periodically repeating loop structures of the receiver coils.
G01D 5/20 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
G01B 7/30 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapersMeasuring arrangements characterised by the use of electric or magnetic techniques for testing the alignment of axes
G01D 5/245 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trainsMechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means generating pulses or pulse trains using a variable number of pulses in a train
4.
Eddy current sensor device for measuring a linear displacement
An Eddy current sensor device includes a sender member emitting a magnetic field and two sensing members. A central position sensing member includes a pair of central sense coils each being formed by a plurality of turns, and an edge position sensing member includes a pair of edge sense coils each being formed by a plurality of turns.
G01B 7/00 - Measuring arrangements characterised by the use of electric or magnetic techniques
G01D 5/20 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
5.
Assembly and method for determining the strength of a magnetic stray field
An assembly includes a permanent magnet generating a magnetic field. The permanent magnet is arranged on the rotary member and generates a magnetic field perpendicular to an axis of rotation. A first channel has a first magnetic sensing element centered on the axis of rotation, the first channel providing a first angular data. A second channel has a second magnetic sensing element centered on the axis of rotation, the second channel providing a second angular data. The second magnetic sensing element is spaced from the first magnetic sensing element. Each of the first magnetic sensing element and the second magnetic sensing element have three voltage dividers. A processor computes a magnetic stray field component orthogonal to the magnetic field by comparing a first field strength based on the first angular data with the second field strength based on the second angular data.
A bus-compatible sensor element includes a converter generating a digital measurement signal, a first data input receiving an input data, a first data output for outputting an output data, a first clock input receiving a first clock signal, a slave select connection receiving an activation signal, and a 1-bit shift register. The 1-bit shift register includes a shift register data input, a shift register output, and a second clock input. The shift register output is connected to the slave select connection to activate the sensor element in response to the activation signal present at the shift register data input.
G06F 13/42 - Bus transfer protocol, e.g. handshakeSynchronisation
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
G01R 33/00 - Arrangements or instruments for measuring magnetic variables
A method of compensating for an effect of temperature includes providing a set of magnetic sensors arranged along a sensing path. Each magnetic sensor is adapted to sense a magnetic field created by a magnetic actuator which can move along the sensing path and to provide a sensing signal indicative of a position and/or a displacement of the magnetic actuator relative to the sensing path. The method includes selecting one or more magnetic sensors from the set of magnetic sensors for use as temperature sensors, estimating a distribution of temperature over at least a portion of the sensing path based on the sensing signals output by the one or more magnetic sensors selected as temperature sensors, and compensating for the effect of temperature on the sensing signals output by one or more magnetic sensors of the set of magnetic sensors using the distribution of temperature that was estimated.
G01F 23/76 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats characterised by the construction of the float
G01D 3/036 - Measuring arrangements with provision for the special purposes referred to in the subgroups of this group mitigating undesired influences, e.g. temperature, pressure on measuring arrangements themselves
G01F 23/74 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type using magnetically actuated indicating means for sensing changes in level only at discrete points
8.
Electrical structural member and production method for producing such an electrical structural member
An electrical structural member comprises a first package and a second package. The first package has a first connection frame, a chip disposed in the first connection frame, and a first encapsulation material encapsulating the chip and at least portions of the first connection frame. The second package has a second connection frame and a second encapsulation material encapsulating at least portions of the second connection frame. The first encapsulation material is securely connected to the second encapsulation material.
H01L 25/10 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices having separate containers
H01L 25/16 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices the devices being of types provided for in two or more different subclasses of , , , , or , e.g. forming hybrid circuits
Method for manufacturing a sensor line having at least two magneto-sensitive sensors, characterized in that a portion is detached from the supply line, the supply line comprising a carrier material on which at least three magneto-sensitive sensors are arranged in a line and an electrical connection between the sensors on the carrier material is provided on or in the carrier material, and the portion is used for manufacturing the sensor line.
The invention relates to a device comprising an encoder and a sensor, the position of the encoder relative to the sensor being changeable by rotation about a rotation axis, the encoder having a magnet, the direction of magnetisation of which points in the direction of the rotation axis, the sensor having four magnetoresistive resistors which are connected to form a Wheatstone bridge and which are arranged in a plane perpendicular to the rotation axis, the four magnetoresistive resistors being arranged around a centre point of the sensor which is located on the rotation axis.
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
A measuring device according to the invention comprises a sensor line and a pre-magnetizing magnet. The sensor line has at least one sensor and extends in a line direction. The pre-magnetizing magnet has a non-homogeneous magnetization.
The invention relates to a method for determining the position that a magnet has at a time of measurement relative to a row of sensors, wherein a first sensor signal is generated by the first sensor, the value of which depends on the position of the magnet relative to the first sensor, and a second sensor signal is generated by the second sensor, the value of which, depends on the position of the magnet relative to the second sensor. First, the value that the first sensor signal has generated is compared with a first reference value. Second, the value that the second sensor signal has generated is compared with a second reference value. A relative value is formed from the value that the first sensor signal and the value that the second sensor signal. Third, this relative value is compared with a third reference value. From these three steps, the leading signal is chosen to determine the position of the magnet relative to the row of sensors.
G01D 5/20 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying inductance, e.g. by a movable armature
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
13.
Substrate for a sensor assembly for a resistance thermometer, sensor assembly, resistance thermometer and method of producing such a substrate
A substrate for a sensor assembly of a resistance thermometer is disclosed. The substrate has a plurality of first layers formed of a first material and a plurality of second layers formed of a second material. The first and second layers are disposed over one another such that a thermal coefficient of expansion of the substrate is approximately equal to the thermal coefficient of expansion of platinum.
G01K 7/18 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
A sensor assembly for a resistance thermometer is disclosed. The sensor assembly comprises a substrate, a measuring structure disposed on the substrate, and a cover layer disposed on the measuring structure. The cover layer has a plurality of first layers formed of a first material and a plurality of second layers formed of a second material. The first and second layers are disposed over one another such that a thermal coefficient of expansion of the cover layer is adapted to a thermal coefficient of expansion of the measuring structure.
G01K 7/00 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat
G01K 1/14 - SupportsFastening devicesArrangements for mounting thermometers in particular locations
H01C 7/02 - Non-adjustable resistors formed as one or more layers or coatingsNon-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
G01K 7/18 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
15.
Substrate for a sensor assembly for a resistance thermometer, sensor assembly, resistance thermometer and method of producing such a substrate
A substrate for a sensor assembly of a resistance thermometer is disclosed. The substrate is comprised of aluminum oxide and zirconium dioxide and has a thermal coefficient of expansion approximately equal to the terminal coefficient of expansion of platinum.
G01K 7/00 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat
G01K 1/14 - SupportsFastening devicesArrangements for mounting thermometers in particular locations
H01C 7/02 - Non-adjustable resistors formed as one or more layers or coatingsNon-adjustable resistors made from powdered conducting material or powdered semi-conducting material with or without insulating material having positive temperature coefficient
G01K 7/18 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
16.
Substrate for a sensor assembly for a resistance thermometer, sensor assembly, resistance thermometer and method of producing such a substrate
A substrate for a sensor assembly of a resistance thermometer is disclosed. The substrate is comprised of spinel and magnesium oxide and has a thermal coefficient of expansion approximately equal to the thermal coefficient of expansion of platinum.
G01K 7/00 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat
G01K 7/18 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements the element being a linear resistance, e.g. platinum resistance thermometer
G01K 7/16 - Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat using resistive elements
G01K 1/14 - SupportsFastening devicesArrangements for mounting thermometers in particular locations
An angle sensor is disclosed. The angle sensor has a disc, a first magnetic pattern disposed on a side of the disc and including a number N1 of first portions of spirals regularly distributed in a first ring, and a second magnetic pattern disposed on a side of the disc and including a number N2 of second portions of spirals regularly distributed in a second ring. The numbers N1 and N2 are coprime and N1 is different from N2, N2−1, and N2+1.
G01D 5/16 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage by varying resistance
G01B 7/30 - Measuring arrangements characterised by the use of electric or magnetic techniques for measuring angles or tapersMeasuring arrangements characterised by the use of electric or magnetic techniques for testing the alignment of axes
G01D 5/14 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing the magnitude of a current or voltage
G01D 5/245 - Mechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means influencing characteristics of pulses or pulse trainsMechanical means for transferring the output of a sensing memberMeans for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for convertingTransducers not specially adapted for a specific variable using electric or magnetic means generating pulses or pulse trains using a variable number of pulses in a train
18.
Sensor device including magnetoresistive sensor element and pre-magnetization device
A measuring device for measuring magnetic properties of the surroundings of the device includes at least one magnetoresistive element extending in a line direction, and a support field device generating a magnetic support field in an area over the line direction. A pre-magnetization device of one or more magnets is arranged at a distance from the sensor line in a direction vertical to the line direction and extending parallel to the line direction. The pre-magnetization device is arranged relative to the sensor line such that the fields of the pre-magnetization device and the support magnetic field overlap to provide an overlapping magnetic field with a field strength component pointing in the line direction that is greater at one location on the sensor line than the strength of a field component pointing vertically toward the line direction and not in the direction of the height of the magnetoresistive element.
A measuring device for measuring a level of a liquid in a container is disclosed. The measuring device comprises a sensor line and a float. The sensor line has a plurality of magnetic-field sensors, at least one of the plurality of magnetic-field sensors uses a magnetoresistive effect or is a Hall effect sensor or a magnetoresistor or an extraordinary magnetoresistive sensor. The float is movable along and relative to the sensor line between a first measuring location and a second measuring location. The float has a magnet generating a magnetic field extending substantially parallel to the sensor line at both the first measuring location and the second measuring location.
G01F 23/74 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type using magnetically actuated indicating means for sensing changes in level only at discrete points
G01F 23/76 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats characterised by the construction of the float
G01F 23/72 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type using magnetically actuated indicating means
20.
ELECTRICAL COMPONENT AND METHOD FOR PRODUCING AN ELECTRICAL COMPONENT OF THIS TYPE
The invention relates to an electrical component comprising a first package having a first lead frame and a first die attached to the lead frame, and encapsulation material that encapsulates the die and at least portions of the lead frame. The component is characterised by a second package having a second lead frame and encapsulation material that encapsulates at least portions of the lead frame, wherein the encapsulation material of the first package is permanently connected to the encapsulation material of the second package.
H01L 25/10 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices all the devices being of a type provided for in a single subclass of subclasses , , , , or , e.g. assemblies of rectifier diodes the devices having separate containers
H01L 25/16 - Assemblies consisting of a plurality of individual semiconductor or other solid-state devices the devices being of types provided for in two or more different subclasses of , , , , or , e.g. forming hybrid circuits
21.
BIAS MAGNET AND MEASUREMENT DEVICE FOR MEASURING MAGNETIC PROPERTIES OF THE SURROUNDINGS OF THE MEASUREMENT DEVICE AND METHOD FOR BIASING OF MAGNETIC MATERIALS ON A MEASUREMENT OBJECT
The invention relates to a bias magnet for biasing of magnetic materials on a measurement object which, after biasing, is fed to a sensor line of a measurement device for measuring the magnetic properties of the surroundings of the measurement device, wherein the magnetization of the biasing magnet is not homogeneous.
A measuring device for measuring magnetic properties in a vicinity of the measuring device, in connection with a sensor line having sensor elements, includes a magnetization device for generating a magnetic field substantially homogeneous in a region of the sensor line, the field direction of the magnetic field, in the region of the sensor line, being at an angle of greater than 0° and less than 90° to the direction of the sensor line.
G01R 15/20 - Adaptations providing voltage or current isolation, e.g. for high-voltage or high-current networks using galvano-magnetic devices, e.g. Hall-effect devices
G01N 27/90 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws using eddy currents
23.
MEASURING DEVICE AND METHOD FOR MEASURING THE LEVEL OF A LIQUID IN A CONTAINER
The invention relates to a measuring device for measuring the level of a liquid in a container, comprising a sensor line with at least two magnetic field-sensitive sensor elements which are arranged at a distance from each other along a measurement path and comprising a float which generates a magnetic field and which can be moved from a first measurement location, where the float assumes a first position relative to the sensor line, to at least one second measurement location, where the float assumes a second position relative to the sensor line, alone the measurement path. At a first location, the magnetic field generated by the float extends along the sensor line substantially parallel to the measurement path when the float is located at the first measurement location, and at a second location, the magnetic field generated by the float extends along the sensor line substantially parallel to the measurement path when the float is located at the second measurement location. At least one sensor element of the sensor line uses a magnetoresistive effect or is a Hall effect sensor.
G01F 23/72 - Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm by floats of the free float type using magnetically actuated indicating means
patents
