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Melexis Technologies Sa patents


Recent patent applications related to Melexis Technologies Sa. Melexis Technologies Sa is listed as an Agent/Assignee. Note: Melexis Technologies Sa may have other listings under different names/spellings. We're not affiliated with Melexis Technologies Sa, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "M" | Melexis Technologies Sa-related inventors


Method and apparatus for echo detection

A method for detecting and processing echo signals comprises detecting reflections of a transmitted signal as echo signals, obtaining digital magnitudes representative of an envelope of the echo signals over time, applying the digital magnitudes to a plurality of data storing cells, estimating a signal threshold by accumulating the digital magnitudes from a predetermined number of reference window cells at each side of a predetermined cell-under-test in the plurality of data storing cells and multiplying the resulting accumulated signal by a predetermined first weight factor, thus obtaining an estimated signal threshold, comparing the threshold with the signal stored in the predetermined cell-under-test in the plurality of data storing cells, thus reducing chances of false detection.. . ... Melexis Technologies Sa

Torque sensor

A torque sensor for sensing the torque applied to a first shaft has a multipolar magnet rotated therewith and is connected to a second shaft via a torsion bar. The torque sensor includes a pair of magnetic yokes adapted to be disposed in a magnetic field of the multipolar magnet and adapted to be rotated together with the second shaft. ... Melexis Technologies Sa

Method and circuit for biasing and readout of resistive sensor structure

A method of biasing and reading-out a passive resistive sensor structure having two excitation nodes and two readout nodes, comprises the steps of: a) determining a first state of a first capacitor corresponding to a first amount of charge biasing the sensor structure such that a biasing current flows through said first capacitor during a first time interval determining a second state of the first capacitor corresponding to a second amount of charge integrating or averaging the readout signal during a second time interval related to the first time interval, thereby obtaining an integrated or averaged readout signal determining the sensor readout signal based on the integrated or averaged readout signal and a change in state of the first capacitor.. . ... Melexis Technologies Sa

Sensor with multiple sensing elements

A multi-element sensor includes a substrate having a surface. A first sensing element for sensing an environmental attribute is disposed on or over the substrate surface. ... Melexis Technologies Sa

Current sensor and method of making a current sensor

A current sensor comprises a current conductor having a first portion, a measuring portion and a second portion, the first portion including one or more first electrical terminals and the second portion including one or more second electrical terminals. The current sensor further comprises third electrical terminals and a semiconductor chip. ... Melexis Technologies Sa

Integrated circuit package comprising lead frame

An integrated circuit package comprises a lead frame including a plurality of leads and a current conductor forming an electrically conductive path that connects at least two leads of the plurality of leads. The package also comprises a semiconductor die comprising an integrated circuit and having first and second opposing surfaces, the first surface being proximate to the current conductor. ... Melexis Technologies Sa

Measuring an absolute angular position

A magnetic sensor arrangement, comprising: a magnet assembly and a magnetic sensor; the magnet assembly forming a magnetic field having at least two magnetic field components with different angular periodicities at the location of the magnetic sensor and the magnetic sensor including means for sensing the different magnetic field components to produce at least a first and a second sensor element signal; and a computing element for receiving the at least first and second sensor element signals and combining them to produce a unique angular position of the magnet relative to the sensor. A method of determining a unique angular position is also provided.. ... Melexis Technologies Sa

Rotation detection device

A rotation detection device includes a rotatable body having a tooth tip and a tooth bottom on planes normal to a rotation axis direction, a magnet forming a magnetic field toward the tooth surfaces of the tooth tip and bottom, a magnetic detection element disposed between the rotatable body and the magnet and other than on the rotation axis of the rotatable body, and detecting the magnetic flux densities in the rotation axis direction of the rotatable body at at least two positions, and a magnetic sensor having a signal processor for calculating the rotation angle of the rotatable body according to difference between the magnetic flux densities in the rotation axis direction detected at two positions and difference between the magnetic flux densities in the direction perpendicular to the rotation axis direction and a radial direction of the rotatable body detected at two positions by the magnetic detection element.. . ... Melexis Technologies Sa

Method and driver circuit for resonant antenna circuit

A transmitter device comprising a resonant antenna circuit and a driver circuit. The resonant antenna circuit comprises three branches: a first branch with an inductor coil, a second branch with a first capacitance, and a third branch with a second capacitance connected in series with a first switch. ... Melexis Technologies Sa

Semiconductor circuits, devices and methods

A high-voltage sensing device providing full galvanic isolation between a high-voltage domain and a low-voltage domain, wherein the circuit topology of the device resembles that of a wheatstone bridge, the wheatstone bridge employing at least one voltage-controlled semiconductor resistor, wherein the circuit also comprises a reference source connected directly to the wheatstone bridge and the device comprises a number of shielding structures to electrically isolate the high-voltage domain from the low-voltage domain.. . ... Melexis Technologies Sa

Semiconductor circuits, devices and methods

A high-voltage sensing device providing full galvanic isolation between a high-voltage domain and a low-voltage domain, wherein the circuit topology of the device resembles that of a wheatstone bridge, the wheatstone bridge employing at least one voltage-controlled semiconductor resistor, wherein the circuit also comprises a reference source connected directly to the wheatstone bridge and the device comprises a number of shielding structures to electrically isolate the high-voltage domain from the low-voltage domain.. . ... Melexis Technologies Sa

Sensor device with a soft magnetic alloy having reduced coercivity, and method for making same

A sensor device comprising a substrate, the substrate comprising one or more magnetic sensor elements; a first elastomeric material on top of the one or more magnetic sensor elements; a magnetic layer comprising a soft magnetic metal alloy deposited by electroplating or by sputtering on top of the first elastomeric material; and optionally a second elastomeric material on top of the magnetic layer. The substrate may be a cmos device with imc encapsulated between two polyimide layers. ... Melexis Technologies Sa

Driver circuit for a passive resonant circuit, and transmitter device

. . . . . . A driver circuit for driving a passive resonant antenna-circuit, the latter comprising an inductance (l) and a capacitance (c) in parallel. The driver circuit comprises a first and a second interface node (ni1, ni2) connectable to the resonant antenna circuit, and comprises control circuitry for monitoring an oscillating voltage signal (vosc) provided by the resonant antenna circuit, and for extracting timing information and amplitude information of said oscillating voltage signal (vosc), and excitation circuitry for generating an excitation signal based on the measured timing and amplitude information, and for applying the excitation signal to the antenna circuit.. ... Melexis Technologies Sa

Magnetic flux concentrator structure and method for manufacturing the same

A method for manufacturing a magnetic flux concentrator structure comprises the steps of: providing a first stack comprising a plurality of laminated layers, each of said laminated layers being of a first soft ferromagnetic material; providing a second stack comprising a plurality of laminated layers, each of said laminated layers being of a second soft ferromagnetic material having a different magnetic hysteresis from said first soft ferromagnetic material; annealing separately said first and said second stack; assembling said annealed first stack and said annealed second stack to obtain said magnetic flux concentrator structure.. . ... Melexis Technologies Sa

07/20/17 / #20170207761

Low noise amplifier circuit

A semiconductor circuit comprising an input block having a first chopper providing a chopped voltage signal, a first transconductance converting said chopped voltage signal into a chopped current signal, a second chopper providing a demodulated current signal, a current integrator having an integrating capacitor providing a continuous-time signal, a first feedback path comprising: a sample-and-hold block and a first feedback block, the first feedback path providing a proportional feedback signal upstream of the current integrator. The amplification factor is at least 2. ... Melexis Technologies Sa








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