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WO/2000/070299 |
A method and apparatus for controlling temperature stability of an inductor (40) by using a magnetically coupled metallic object (20) is disclosed in which a metallic object (20) is magnetically coupled to the inductor (40) by a magnetic...
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WO/2000/065311 |
The invention concerns a device for automatic identification of a sensor (C1, C2, C3 ...) of parameter(s) used on test stands, said sensor being connected to means analysing data supplied by it, said analysing means requiring to apply th...
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WO/2000/063750 |
Calibration such as temperature compensation, etc. for each sensor clock can be practiced easily, physical values obtained by various types of sensors can be measured with high precision, time setting and calendar setting for realizing t...
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WO/2000/060314 |
A two-step control process is used for correcting the output signals of incremental measuring systems. According to the invention, the signal parameters signal amplitude, signal offset and phase relationship of the signals can be correct...
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WO/2000/060558 |
Two or more parameters are sensed and separate analog electronic signals representing values of the respective sensed parameters are provided. The analog electronic signals are multiplexed at a location from an electronic device (14) tha...
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WO/2000/058692 |
A measurement system utilizes a sensor formed in a semiconductor on insulator structure that has an offset related to the time that power is applied. A controller applies power, obtains readings and removes power so as to minimize any ef...
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WO/2000/055001 |
A method and apparatus to enhance the performance of a gearbox includes a comparison of sensed operating conditions (e.g., 162, 164, 166) to either thresholds and/or to external conditions (e.g., 1004) of the gearbox and adjustment of on...
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WO/2000/052424 |
The invention relates to a hall sensor (1) comprising two opposite-lying power supply contact electrodes (7a, 7c) between which an active region (5) is defined. Said electrodes are provided for generating a current flow through the activ...
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WO/2000/050848 |
A sensor drift correction apparatus (20) includes a sensor package (22) which includes a fluid conduit (24), a proportional controller (26), a temperature sensor (28), a first pressure sensor (30), an integral controller (32) and a secon...
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WO/2000/049941 |
A method of calibrating glucose monitor data includes collecting the glucose monitor data over a period of time at predetermined intervals. It also includes obtaining at least two reference glucose values from a reference source that tem...
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WO/2000/050847 |
The invention relates to a measuring transducer which is constructed in a modular manner. A sensor module (1) and a module (2) of an evaluation unit are provided with a non-volatile memory (16, 20) respectively. Compensating parameters f...
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WO/2000/048157 |
The invention relates to a measuring transducer and a method for evaluating the supply to a measuring transducer which can be connected to at least one two-wire line (2) for supplying the energy required for operation and for transmittin...
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WO/2000/047965 |
The invention relates to a compensating element (4) for a sensor circuit which is equipped with strain gauges (2) in a bridge circuit (1). Said compensating element (4) consists of a metallic support plate (20) on which a structured resi...
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WO/2000/042388 |
The micro-electro mechanical die module is formed on a substrate and consists of at least one micro-mechanical transducer to monitor physical conditions, a series of integrated circuits electrically connected to the micro-mechanical tran...
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WO/2000/039529 |
The system comprises a sensor for sensing an input between a first, minimum sensor input value and a second, maximum sensor input value. The sensor is subject to offset and gain errors. The system further includes a microprocessor having...
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WO/2000/039530 |
The invention relates to a sensor device for detecting a physical measured quantity which comprises at least one sensor element, means that influence said element, and a circuit with an output via which the measured value is output as a ...
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WO/2000/037893 |
The invention concerns a system for acquiring logic states of multiple sensors operating in on-off mode, wherein each sensor (K) consists of a switch connected in series with a pull resistor (R) between a ground and a supply potential (V...
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WO/2000/036659 |
A sensor (1) produces the output that changes linearly with absolute temperature. In response to the output, a reference voltage generator (13) produces reference voltages (Vhigh, Vlow) that change linearly with absolute temperature. A S...
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WO/2000/034744 |
A process variable transmitter (10) providing a transmitter output representing a process variable (14) sensed by a sensor (18). The transmitter (10) has a filter with a bandwidth which is automatically adjusted based on noise detected i...
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WO/2000/034901 |
A method, apparatus, and article of manufacture for analyzing measurements. The invention provides a method for separating and analyzing the components of a distribution, such as deterministic and random components. The method performs t...
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WO/2000/031875 |
The present invention relates to a method for compensating the phase delays occurring during the time-discrete sampling of an analog output signal (U¿S?), wherein said output signal (U¿S?) is submitted to a signal processing through an...
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WO/2000/029814 |
The inventive measuring device for the contactless measurement of an angle of rotation consists of a soft-magnetic base plate (14) which serves as a rotor. Two segments (16, 17, 16a) are arranged in one plane with the base plate (14) and...
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WO/2000/004342 |
The invention relates to a method for determining the intactness of a system comprising a plurality of sensor groups (2, 4) by means of each of which an electric signal can be supplied and to which an evaluation unit (11) for evaluating ...
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WO/2000/003196 |
There is described a position-to-electrical transducer circuit primarily intended for use in metrological instruments for measuring a characteristic of a surface of a workpiece. An excitation signal generator provides to a transducer an ...
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WO/2000/000791 |
A geartooth sensor utilizes an algorithm for establishing an adaptive threshold for the switch point of the sensor to minimize drift in the point at which the sensor output changes in relation to the target features it is tracking. The a...
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WO/1999/064824 |
Disclosed is a circuit for evaluating electrical signals which has programmable compensating means. The circuit comprises an analog output for evaluated signals that are used for programming the compensating means.
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WO/1999/058988 |
The invention relates to a digital input/output circuit with an input (9), a first comparator (1) attached thereto, a second comparator (2) equally attached thereto, wherein a first threshold value can be fed to the first comparator (1) ...
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WO/1999/056085 |
The invention relates to a device for radiometric measurement of sensor signals by means of an analog-digital converter whose supply voltage is generated by a voltage regulator. The device includes an operational amplifier connected as a...
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WO/1999/056084 |
In multiple sensor arrangements (gas pedal sensor, throttle valve sensor, air flow meter, etc.) used in motor vehicles, the supply voltage (V5int) of an analog-digital converter (ADC) integrated into a microcontroller ($g(m)C) in the eng...
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WO/1999/056086 |
The invention relates to an electric circuit for producing an output signal which is dependant on the position of a mobile element. A device, especially a potentiometer, detects the position of the mobile element and supplies a character...
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WO/1999/050620 |
A method of interpolating data on a time-series signal, comprising the step of dividing a time-series signal into patches having arbitrary time widths, the step comprising the sub-steps of determining a width the value of which is the pr...
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WO/1999/049281 |
Various kinds of sensors used for various controls in an automobile; specifically a sensor device for outputting mainly an analog output and capable of a low-cost digital correction with a simple configuration, comprising a detection ele...
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WO/1999/047884 |
A checking head (T) includes a casing (1), an arm (2) with a feeler, movable with respect to the casing, and a sensor, such as an inductive position transducer (5). An electronic identifier (27) is fixed to a frame coupled to the head (T...
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WO/1999/047883 |
A head for the linear dimension checking of mechanical pieces including a casing, an arm carrying a feeler for touching a surface of the mechanical piece to be checked, a fulcrum, coupled to the casing and the arm, for enabling displacem...
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WO/1999/046605 |
The invention relates to a measuring device with at least one microsensor (5). The at least one microsensor has at least two chambers (20, 30) which are filled with a gas. Said chambers (20, 30) are interconnected by at least one channel...
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WO/1999/045342 |
A sensor arrangement for detecting a variable which is to be measured, comprising at least two substantially similar sensor elements (30, 32). Respective output signals (U¿S1?, U¿S2?) are produced by the sensor elements (30, 32) accord...
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WO/1999/041569 |
An electronic circuit dynamically compensates a sensor output signal subject to varying conditions. In particular, the circuitry dynamically determines the DC offset level of an incoming sensor analog outptu signal. The DC amplitude or o...
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WO/1999/035468 |
An electronic circuit for automatically compensating for errors in the output signal of a displacement sensor. The electronic circuitry includes an analog to digital converter for converting an analog output signal from a linear displace...
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WO/1999/034168 |
The measuring device and the method are used in the detection of a measuring variable (M1) of a process, wherein the process energy (P) of said process is used for operating the measuring device. The measuring device comprises a converte...
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WO/1999/031585 |
The invention relates to a monitoring system for trimming electronic components or sensors. Known systems cannot identify a failure or a malfunction in the digital trimming cells reliably enough. The invention therefore provides an addit...
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WO/1999/030215 |
A sensor system (10) includes a first sensor (12) for sensing a parameter in a first sensing range and providing a first sensor signal (24) indicative of the parameter. A second sensor (14) senses the parameter in a second sensing range ...
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WO/1999/024789 |
A sensor arrangement comprises a sensor (23) and an evaluation circuit for evaluating the output signal from the sensor (23). The evaluation circuit has at least one first current source (21) connected to an operating voltage (UB) by mea...
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WO/1999/013345 |
The invention relates to a device for determining a measurement variable, especially a quantity of movement, which at the output signals a malfunctioning with a fixed voltage level at the output. The device comprises a self-test device w...
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WO/1999/011999 |
A method and an equipment to gauge rotary motion in which the device sampling the rotation of the part to be gauged includes a part (4) that generates a magnetic field, and a part (19) placed in the magnetic field mentioned which has at ...
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WO/1999/010981 |
The invention concerns a proximity sensor comprising an oscillatory circuit with reactive induction with load resistance, the primary and secondary windings being arranged such that the mutual flux between the 2 windings is substantially...
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WO/1999/008071 |
The invention concerns a method and a device for correcting the margins of error of an indicating wheel. The indicating wheel comprises a plurality of marks whereof the intervening spaces are more or less identical and explored by a tran...
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WO/1999/006812 |
A measuring system for measuring a variable physical parameter by varying a reference signal above and below the magnitude of the physical parameter. The difference between the varying reference and the varying physical parameter is used...
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WO/1999/004226 |
A sensor provided with adjusting function which can disuse a terminal to be exclusively used for inputting adjusting mode signals. The sensor is constituted of a sensor body (1), a signal outputting terminal (5) for outputting signals fr...
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WO/1999/003023 |
With a double sensor system used for positioning purposes in safety applications, an operating failure, including an inadmissible increase in the sensitivity of one of the sensors (S1, S2), is made known because reference marks (RM1, RM2...
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WO/1999/001777 |
The invention relates to a method for monitoring the functioning of a symmetrical sensor bridge circuit. According to the invention, the signal from the positive or negative half-bridge is subtracted from half of the bridge supply voltag...
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