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Stmicroelectronics S r l patents


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

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 new patent  Receiver circuit, related integrated circuit and apparatus

A receiver circuit extracts data from a serial data signal. The serial data signal contains a data packet having a first format with a first number of bits or a second format with a second number of bits based on a selection signal. The second format comprises the bits of... Stmicroelectronics S r l

Electronic components with integral lead frame and wires

An electronic component includes one or more circuits having electrical connections coupled therewith. The electrical connections include a lead frame as well as electrical wires coupling the circuit or circuits to respective portions of the lead frame. The electrical wires may be formed as one piece with the respective portion... Stmicroelectronics S r l

Microelectromechanical gyroscope with compensation of quadrature signal components

A gyroscope includes: a mass, which is movable with respect to a supporting body; a driving loop for keeping the mass in oscillation according to a driving axis; a reading device, which supplying an output signal indicating an angular speed of the body; and a compensation device, for attenuating spurious... Stmicroelectronics S r l

Testing circuit of a longtime-constant circuit stage and corresponding testing method

A method can be used for testing a charge-retention circuit for measurement of a time interval having a storage capacitor coupled between a first biasing terminal and a floating node, and a discharge element coupled between the floating node and a reference terminal. The discharge element is configured to implement... Stmicroelectronics S r l

Micro-electro-mechanical device having a tiltable structure, with detection of the position of the tiltable structure

A micro-electro-mechanical device, wherein a platform is formed in a top substrate and is configured to turn through a rotation angle. The platform has a slit and faces a cavity. A plurality of integrated photodetectors is formed in a bottom substrate so as to detect the light through the slit... Stmicroelectronics S r l

Device and quasi-resonant-mode voltage control of a switching converter

A control device for controlling a switching converter includes a switch controller that generates a control signal with a switching period for controlling switching of a switch of the switching converter and setting a first interval in which a current flows in the switch, a second interval in which energy... Stmicroelectronics S r l

Reading circuit with a shifting stage and corresponding reading method

A reading circuit for a charge-retention circuit stage is provided with a storage capacitor coupled between a first biasing terminal and a floating node, and a discharge element coupled between the floating node and a reference terminal. The reading circuit further has an operational amplifier having a first input terminal... Stmicroelectronics S r l

Method for manufacturing a trench channel for a vacuum transistor device and vacuum transistor device

A method for manufacturing a microelectronic semiconductor device comprising the steps of: forming a trench in a body, the trench having side walls, a opening, and a bottom; forming a sacrificial layer in the trench; forming a recess in the sacrificial layer; forming a restriction structure between the sacrificial layer... Stmicroelectronics S r l

Multi-phase resonant converter and controlling it

A PWM controlled multi-phase resonant voltage converter may include a plurality of primary windings powered through respective half-bridges, and as many secondary windings connected to an output terminal of the converter and magnetically coupled to the respective primary windings. The primary or secondary windings may be connected such that a... Stmicroelectronics S r l

Methods for providing a response to a command requesting the execution of a proactive command

A communication method includes receiving a first message of a Short Message Service containing a first command that requests execution of a proactive command. The first message is decrypted according to protocol SCP80 to extract the first command. The execution of the proactive command is requested in order to obtain... Stmicroelectronics S r l

Control employing primary side regulation in a quasi-resonant ac/dc flyback converter without analog divider and line-sensing

A primary-side controlled high power factor, low total harmonic distortion, quasi resonant converter converts an AC mains power line input to a DC output for powering a load, such as a string of LEDs. The AC mains power line input is supplied to a transformer that is controlled by a... Stmicroelectronics S r l

Mems device formed by at least two bonded structural layers and manufacturing process thereof

A microelectromechanical device having a first substrate of semiconductor material and a second substrate of semiconductor material having a bonding recess delimited by projecting portions, monolithic therewith. The bonding recess forms a closed cavity with the first substrate. A bonding structure is arranged within the closed cavity and is bonded... Stmicroelectronics S r l

Method and device for nucleic acid sequencing

A method for sequencing a nucleic acid strand, comprising the steps of: providing a solution containing truncated strands having lengths different from one another terminating with a respective dideoxynucleotide from among ddATP, ddTTP, ddGTP, and ddCTP; functionalizing first masses by a donor molecule and second masses by an acceptor molecule... Stmicroelectronics S r l

Semiconductor electronic device with improved testing features and corresponding packaging method

An electronic device provided with a package housing a stacked structure formed by dies of semiconductor material, which have a respective integrated circuit and a respective top surface, which extends in a horizontal plane, and are stacked on one another in a vertical direction, transverse to the horizontal plane, and... Stmicroelectronics S r l

Phase-change memory cell, and manufacturing the phase-change memory cell

A phase-change memory cell, comprising: a substrate housing a transistor, for selection of the memory cell, that includes a first conduction electrode; a first electrical-insulation layer on the selection transistor; a first conductive through via through the electrical-insulation layer electrically coupled to the first conduction electrode; a heater element including... Stmicroelectronics S r l

Method of controlling electric motors, corresponding device and motor

A driving circuit for an electric motor including multiple windings includes a sensing circuit to sense motor winding currents. A motor rotation angle signal is generated from the sensed currents and motor control voltages are generated as a function of the motor rotation angle signal. The motor windings are driven... Stmicroelectronics S r l

Beamforming method based on arrays of microphones and corresponding apparatus

A beamforming method employs a plurality of microphones arranged in an array with respect to a reference point. The method includes acquiring microphone signals from the microphones and combining the microphone signals (x1 . . . xM) to obtain Virtual Microphones, combining the microphone signals to obtain a pair of... Stmicroelectronics S r l

Method for the detecting electrocardiogram anomalies and corresponding system

A heart-rate associated with a heartbeat signal is determined. A transform is selected based on the determined heart-rate associated with the heartbeat signal and a reference heart-rate associated with a dictionary of a sparse approximation model. The transform is selected independent of other factors associated with generation of the heartbeat... Stmicroelectronics S r l

Semiconductor device with a wire bonding and a sintered region, and manufacturing process thereof

An electronic device includes: a semiconductor body; a front metallization region; a top buffer region, arranged between the front metallization region and the semiconductor body; and a conductive wire, electrically connected to the front metallization region. The top buffer region is at least partially sintered.... Stmicroelectronics S r l

Multiband optoelectronic device for colorimetric applications and related manufacturing process

An optoelectronic device for detecting radiation, comprising a semiconductor body including: a cathode region delimited by a front surface, having a first conductivity type and including a bottom layer; an anode region having a second conductivity type, which extends in the cathode region starting from the front surface and forms... Stmicroelectronics S r l

Method and device for measuring electrical impedance of biological tissues

A device for measuring an electrical impedance of biologic tissue may include electrodes configured to contact the biologic tissue and generate a differential voltage thereon. The device may include a first circuit coupled to the electrodes and configured to force an oscillating input signal therethrough, and a differential amplitude modulation... Stmicroelectronics S r l

Switched-resistor sensor bridge, corresponding system and method

A MEMS pressure sensor includes a resistive sensing bridge with a first sensing resistor and a second sensing resistor, each having variable resistance values in response to change in a sensed physical variable. An oscillator generates an oscillation signal with a frequency or period that is a function of an... Stmicroelectronics S r l

Method of manufacturing semiconductor devices and corresponding device

In one embodiment, a method of manufacturing semiconductor devices including metallizations (e.g. a Re-Distribution Layer—RDL metallizations) includes providing a capping stack onto the metallizations. The stack includes a pair of nickel layers having therebetween a layer of ductile material such as palladium or gold.... Stmicroelectronics S r l

Wide bandgap semiconductor switching device with wide area schottky junction, and manufacturing process thereof

A switching device including: a body of semiconductor material, which has a first conductivity type and is delimited by a front surface; a contact layer of a first conductive material, which extends in contact with the front surface; and a plurality of buried regions, which have a second conductivity type... Stmicroelectronics S r l

Galvanically isolated dc-dc converter with bidirectional data transmission

A galvanic isolation is provided between a first circuit and a second circuit. A first galvanically isolated link is configured to transfer power from a first circuit to a second circuit across the galvanic isolation. A second galvanically isolated link is configured to feed back an error signal from the... Stmicroelectronics S r l

Control for switching power supplies having more than one control mode

An integrated circuit includes an output terminal a first input terminal is configured to receive a signal proportional to a voltage between first and second terminals of the primary winding, and a second input terminal is configured to receive a signal proportional to a current flowing through the primary winding.... Stmicroelectronics S r l

Method for the detecting electrocardiogram anomalies and corresponding system

A heartrate monitor detects heartbeats in a test signal. A local heartrate and an energy of acceleration are associated with the detected heartbeats. Detected heartbeats are included or excluded from a test set of heartbeats based on the local heartrate and energy of acceleration associated with the respective heartbeats. Anomalous... Stmicroelectronics S r l

Miniaturized load sensor device having low sensitivity to thermo-mechanical packaging stress, in particular force and pressure sensor

A load-sensing device is arranged in a package forming a chamber. The package has a deformable substrate configured, in use, to be deformed by an external force. A sensor unit is positioned in direct contact with the deformable substrate and is configured to detect deformations of the deformable substrate. An... Stmicroelectronics S r l

High-power and high-frequency heterostructure field-effect transistor

In an HEMT device, a gate region is formed in a wafer having a channel layer, a barrier layer, and a passivation layer, overlying each other. Drain and source electrodes are formed in the wafer, on different sides of the gate region. A dielectric layer is formed over the gate... Stmicroelectronics S r l

Double-channel hemt device and manufacturing method thereof

An HEMT device, comprising: a semiconductor body including a heterojunction structure; a dielectric layer on the semiconductor body; a gate electrode; a drain electrode, facing a first side of the gate electrode; and a source electrode, facing a second side opposite to the first side of the gate electrode; an... Stmicroelectronics S r l

Wireless power transmitting/receiving devices and methods

A wireless power transmitting/receiving device includes a power transmitting/receiving element, a plurality of switches, a current sensor and a controller. Each of the plurality of switches has a control terminal and a conduction terminal, with the conduction terminal being coupled to the power transmitting/receiving element. The current sensor senses a... Stmicroelectronics S r l

Method for load measurement in switching amplifiers, corresponding device and amplifier

A method can be used to measure a load driven by a switching amplifier having a differential input, an LC output demodulator filter and a feedback network between the amplifier output and the differential input. The amplifier is AC driven in a differential and in a common mode by applying... Stmicroelectronics S r l

Method and device for transmitting an ip data packet to an ip address

A method for transmitting an IP data packet to an IP address associated with a host name is described. A first service message of a Short Message Service is transmitted to a Short Message Service gateway server. The first service message includes a host name resolution request for a host... Stmicroelectronics S r l

Method and processing system of sensed ionization current data for real time estimate of combustion chamber pressure in a spark ignition engine

The pressure in the combustion chamber of an electronically controlled spark plug ignition engine may be estimated in real time mode without specific sensors by processing sensed ionization current data to calculate features of the current waveform proven to be correlated to the pressure inside the engine cylinders and correlating... Stmicroelectronics S r l

Semiconductor package with wettable flank

Embodiments of the present disclosure are directed to flat no-lead packages with wettable sidewalls or flanks. In particular, wettable conductive layers are formed on the package over lateral portions of the leads and on portions of the package body, which may be encapsulation material. The wettable conductive layers may also... Stmicroelectronics S r l

11/23/17 / #20170338783

Active transformer, corresponding apparatus and method

A distributed active transformer includes an input transformer set and an output transformer set. Active stages are coupled between a transformer in the input transformer set and a transformer in the output transformer set. The input and output transformer sets are each configured as a slab transformer. The input slab... Stmicroelectronics S r l

11/23/17 / #20170339494

Mems acoustic transducer with combfingered electrodes and corresponding manufacturing process

A MEMS acoustic transducer provided with: a substrate of semiconductor material, having a back surface and a front surface opposite with respect to a vertical direction; a first cavity formed within the substrate, which extends from the back surface to the front surface; a membrane which is arranged at the... Stmicroelectronics S r l

11/16/17 / #20170328953

Fault detection circuit for a pwm driver, related system and integrated circuit

Fault detection circuitry and a corresponding method are disclosed. A count value that is indicative of the switching period of a PWM signal is determined and it is determined whether this count value is between a first threshold and a second threshold. An error signal is generated when the switching... Stmicroelectronics S r l

11/16/17 / #20170329360

Voltage-regulator circuit, corresponding electronic device and method

A voltage-regulator circuit with a current-adder output node for supplying a load with a load current at a regulated output voltage includes an analog portion sensitive to the output voltage and including one or more reference-voltage sources. The analog portion applies to the current-adder node a first current that is... Stmicroelectronics S r l

11/09/17 / #20170322028

Microelectromechanical structure with enhanced rejection of acceleration noise

An integrated MEMS structure includes a driving assembly anchored to a substrate and actuated with a driving movement. A pair of sensing masses suspended above the substrate and coupled to the driving assembly via elastic elements is fixed in the driving movement and performs a movement along a first direction... Stmicroelectronics S r l

11/09/17 / #20170322170

Integrated gas sensor device, in particular for detecting carbon monoxide (co)

It is described an integrated gas sensor device comprising a silicon substrate and an oxide layer on the silicon substrate, as well as a working electrode, a counter electrode and a reference electrode, on the oxide layer, the working electrode and the counter electrode having respective active area exposed to... Stmicroelectronics S r l

11/09/17 / #20170322240

Device for measuring the current flowing in an inductive load

A device measures the current in an inductive load using two separate current-measuring paths to detect the current in the inductive load. The inductive load is connected between first and second nodes, and the first node connected to a first voltage. The device includes first and second transistors cascaded together... Stmicroelectronics S r l

11/09/17 / #20170323670

Sense amplifier

A read-amplifier circuit includes a core with a first input and a second input that are intended to receive in a measurement phase a differential signal arising from a first bit line and from a second bit line of the memory device. The circuit also includes a memory element with... Stmicroelectronics S r l

11/09/17 / #20170323834

Semiconductor package with electrical test pads

One or more embodiments are directed to semiconductor packages that include conductive test pads that are electrically coupled to, but distinct from, the leads of the package. In one embodiment the test pads are located on the plastic packaging material, such as encapsulation material, of the package and are electrically... Stmicroelectronics S r l

11/09/17 / #20170325329

Packaged semiconductor device having a shielding against electromagnetic interference and manufacturing process thereof

A packaged device has a die of semiconductor material bonded to a support. An electromagnetic shielding structure surrounds the die and is formed by a grid structure of conductive material extending into the support and an electromagnetic shield, coupled together. A packaging mass embeds both the die and the electromagnetic... Stmicroelectronics S r l

11/02/17 / #20170312782

Integrated acoustic transducer with reduced propagation of undesired acoustic waves

An acoustic device includes a micro-machined acoustic transducer element, an acoustically attenuating region, and an acoustic matching region arranged between the acoustic transducer element and the acoustically attenuating region. The acoustic transducer element is formed in a first substrate housing a cavity delimiting a membrane. A second substrate of semiconductor... Stmicroelectronics S r l

11/02/17 / #20170313579

Multi-chamber transducer module, apparatus including the multi-chamber transducer module and manufacturing the multi-chamber transducer module

A transducer module, comprising: a supporting substrate, having a first side and a second side; a cap, which extends over the first side of the supporting substrate and defines therewith a first chamber and a second chamber internally isolated from one another; a first transducer in the first chamber; a... Stmicroelectronics S r l

11/02/17 / #20170313582

Dry scribing methods, devices and systems

A transducer includes a first substrate and an integrated circuit coupled to the first substrate. A sensor is electrically coupled to the integrated circuit and includes a second substrate having a first surface and a second surface opposite the first surface. The second substrate has scribe boundaries defining an outer... Stmicroelectronics S r l

11/02/17 / #20170314923

Mems inertial sensor device with determination of the bias value of a gyroscope therof and corresponding method

A MEMS inertial sensor device has a package and a gyroscopic sensor, an accelerometric sensor, and an ASIC electronic circuit integrated within the package. The ASIC is operatively coupled to the gyroscopic sensor and the accelerometric sensor for supplying at an output a gyroscopic signal indicative of an angular velocity... Stmicroelectronics S r l

11/02/17 / #20170314989

Semiconductor device for detecting ultraviolet and infrared radiation and related manufacturing process

A semiconductor device for flame detection, including: a semiconductor body having a first conductivity type conductivity, delimited by a front surface and forming a cathode region; an anode region having a second conductivity type conductivity, which extends within the semiconductor body, starting from the front surface, and forms, together with... Stmicroelectronics S r l

11/02/17 / #20170315035

Tensile stress measurement device with attachment plates and related methods

A tensile stress measurement device is to be attached to an object to be measured. The tensile stress measurement device may include an IC having a semiconductor substrate and tensile stress detection circuitry, the semiconductor substrate having opposing first and second attachment areas. The tensile stress measurement device may include... Stmicroelectronics S r l

11/02/17 / #20170315175

Semiconductor device and corresponding debugging method

A semiconductor device, for example an integrated circuit such as a microcontroller (MCU) or a digital signal processor (DSP), includes a semiconductor die coupled with a power supply line, a debug module coupled with the semiconductor die to exchange semiconductor die debug command and data signals with the semiconductor die,... Stmicroelectronics S r l

11/02/17 / #20170317039

Bonding pad structure over active circuitry

Various embodiments provide a bonding pad structure that is capable of handling increased bonding loads. In one embodiment, the bonding pad structure includes a continuous metal layer, a first discontinuous metal layer, a second discontinuous metal layer, and dielectric material. The first discontinuous metal layer and the second discontinuous metal... Stmicroelectronics S r l

11/02/17 / #20170317060

Semiconductor device and corresponding method

A semiconductor device includes: one or more semiconductor dice, a die pad supporting the semiconductor die or dice, a package molded onto the semiconductor die or dice supported by said die pad, wherein the die pad is exposed at the surface of the package, and the exposed die pad with... Stmicroelectronics S r l

11/02/17 / #20170317597

Device for avoiding hard switching in resonant converter and related method

A circuit includes a timer circuit configured to generate a first control signal defining a first time period and a second control signal defining a second time period. A controller is configured to control a high-side and a low-side transistor of a half-bridge circuit in response to the first and... Stmicroelectronics S r l

11/02/17 / #20170317610

Inverse electrowetting energy harvesting and scavenging methods, circuits and systems

An inverse electrowetting harvesting and scavenging circuit includes a first substrate having first and second surfaces. An electrode is formed proximate the first surface and includes an insulating layer covering a surface of the electrode. An electromechanical systems device includes a moveable mass extending over the first surface of the... Stmicroelectronics S r l

11/02/17 / #20170317670

Electronic switch, and corresponding device and method

A high-voltage electronic switch includes first and second transistors defining a current flow path between an input and output of the switch. The transistors have a common point of the current flow path and a common control terminal. A control circuit includes a voltage line receiving a limit operating voltage... Stmicroelectronics S r l

11/02/17 / #20170318396

Multi-device transducer module, apparatus including the transducer module and manufacturing the transducer module

A multi-device module, comprising: a first substrate, which houses a first MEMS transducer, designed to transduce a first environmental quantity into a first electrical signal, and an integrated circuit, coupled to the first MEMS transducer for receiving the first electrical signal; a second substrate, which houses a second MEMS transducer,... Stmicroelectronics S r l

10/26/17 / #20170309548

Semiconductor device and corresponding method

A semiconductor device includes a leadframe that includes contact pins and a semiconductor die that has protruding connection formations. A flexible support member is disposed between the leadframe and the semiconductor die and supports the semiconductor die. The flexible support member has electrically conductive lines that extend between the leadframe... Stmicroelectronics S r l

10/26/17 / #20170310210

Controller for multiphase boost converters

A controller for a multiphase converter comprises a first stage controller for producing a first gate drive signal to turn on a first power transistor of a first boost converter; a delay element configured to produce a delayed signal by delaying the first gate drive signal by half a cycle... Stmicroelectronics S r l

10/26/17 / #20170310320

Switching circuitry, related method and integrated circuit

Switching circuitry includes first and second transistors in series between two terminals and including a common control node with a capacitance between the common control node and an intermediate point. A control circuit includes first and second circuits configured to charge and discharge the capacitance as a function of first... Stmicroelectronics S r l

10/26/17 / #20170311446

Ceramic board with memory formed in the ceramic

The present disclosure is directed to a ceramic substrate that includes a plurality of contact pads, a plurality of electrical traces, and a microelectromechanical die. Contacts on the die are coupled to the plurality of contact pads through the plurality of electrical traces. The substrate also includes a plurality of... Stmicroelectronics S r l

10/19/17 / #20170297332

Microfluidic system with single drive signal for multiple nozzles

The present disclosure is directed to a microfluidic die that includes a plurality of heaters above a substrate, a plurality of chambers and nozzles above the heaters, a plurality of first contacts coupled to the heaters, and a plurality of second contacts coupled to the heaters. The plurality of second... Stmicroelectronics S r l

10/19/17 / #20170297906

Microelectromechanical device with signal routing through a protective cap

A microelectromechanical device includes: a body accommodating a microelectromechanical structure; and a cap bonded to the body and electrically coupled to the microelectromechanical structure through conductive bonding regions. The cap including a selection module, which has first selection terminals coupled to the microelectromechanical structure, second selection terminals, and at least... Stmicroelectronics S r l

10/19/17 / #20170297910

Oscillation frequency measuring a mems sensor

A MEMS sensor has at least a movable element designed to oscillate at an oscillation frequency, and an integrated measuring system coupled to the movable element to provide a measure of the oscillation frequency. The measuring system has a light source to emit a light beam towards the movable element... Stmicroelectronics S r l

Patent Packs
10/19/17 / #20170300452

Integrated data concentrator for multi-sensor mems systems

An integrated data concentrator, so-called “sensor hub”, for a multi-sensor MEMS system, implements: a first interface module, for interfacing, in a normal operating mode, with a microprocessor through a first communication bus; and a second interface module, for interfacing, in the normal operating mode, with a plurality of sensors through... Stmicroelectronics S r l

10/19/17 / #20170301378

Sense amplifier for memory device

A read-amplifier circuit includes a core with a first input and a second input that are intended to receive in a measurement phase a differential signal arising from a first bit line and from a second bit line of the memory device. The circuit also includes a memory element with... Stmicroelectronics S r l

10/19/17 / #20170301548

Integrated circuits with backside metalization and production method thereof

An embodiment of an integrated device, including a chip of semiconductor material wherein an integrated circuit is integrated, is proposed; the integrated device includes a set of contact terminals for contacting the integrated circuit. At least one contact terminal of said set of contact terminals includes a contact layer of... Stmicroelectronics S r l

10/12/17 / #20170294234

Antifuse cell with capacitor and transistors

An antifuse cell includes an antifuse capacitor that is activatable with a breakdown voltage to provide an electrically conductive path through the capacitor. A pull-up transistor is coupled to the antifuse capacitor. A current path of the pull-up transistor is arranged in parallel with the antifuse capacitor. A shooting transistor... Stmicroelectronics S r l

10/12/17 / #20170294370

Method of producing lead frames for electronic components, corresponding component and computer program product

An electronic component, in one embodiment, includes a semiconductor die, a die pad supporting the semiconductor die, and a plurality of leads that include a first set of metal lines and a second set of metal lines. The first set of metal lines cross over the second set of metal... Stmicroelectronics S r l

10/05/17 / #20170289649

Sensing device and corresponding apparatus and method

A sensing device includes a barometric sensor, e.g., MEMS-based, and a processing unit coupled to the barometric sensor to receive therefrom a barometric signal. The processing unit is configured as a state machine having a plurality of states including an initial state and a final state with a set of... Stmicroelectronics S r l

10/05/17 / #20170284804

Micromechanical detection structure of a mems multi-axis gyroscope, with reduced drifts of corresponding electrical parameters

A multi-axis MEMS gyroscope includes a micromechanical detection structure having a substrate, a driving-mass arrangement, a driven-mass arrangement with a central window, and a sensing-mass arrangement which undergoes sensing movements in the presence of angular velocities about a first horizontal axis and a second horizontal axis. A sensing-electrode arrangement is... Stmicroelectronics S r l

10/05/17 / #20170284882

Process for manufacturing a mems pressure sensor, and corresponding mems pressure sensor

A process for manufacturing a MEMS pressure sensor having a micromechanical structure envisages: providing a wafer having a substrate of semiconductor material and a top surface; forming a buried cavity entirely contained within the substrate and separated from the top surface by a membrane suspended above the buried cavity; forming... Stmicroelectronics S r l

10/05/17 / #20170285061

Accelerometric sensor in mems technology having high accuracy and low sensitivity to temperature and ageing

The accelerometric sensor has a suspended region, mobile with respect to a supporting structure, and a sensing assembly coupled to the suspended region and configured to detect a movement of the suspended region with respect to the supporting structure. The suspended region has a geometry variable between at least two... Stmicroelectronics S r l

10/05/17 / #20170285064

Mems accelerometric sensor having high accuracy and low sensitivity to temperature and aging

A MEMS accelerometric sensor includes a bearing structure and a suspended region that is made of semiconductor material, mobile with respect to the bearing structure. At least one modulation electrode is fixed to the bearing structure and is biased with an electrical modulation signal including at least one periodic component... Stmicroelectronics S r l

10/05/17 / #20170285332

Mems device oscillating about two axes and having a position detecting system, in particular of a piezoresistive type

A MEMS device includes a platform carried by a frame via elastic connection elements configured to enable rotation of the platform about a first axis. A bearing structure supports the frame through first and second elastic suspension arms configured to enable rotation of the frame about a second axis transverse... Stmicroelectronics S r l

10/05/17 / #20170287730

Thermosonically bonded connection for flip chip packages

A method of making a package is disclosed. The method may include forming bond pads on a first surface of a substrate, forming leads in the substrate by etching recesses in a second surface of the substrate, the second surface being opposite the first surface, and plating at least a... Stmicroelectronics S r l

10/05/17 / #20170288555

Method for driving a resonant converter, and corresponding device and computer program product

A resonant converter includes a primary switching circuit including a primary winding and upper and lower switching half-bridge circuits alternately activated during switching cycles of the resonant converter responsive to switching control signals. The switching half-bridge circuits each include a phase node to drive the primary winding. A resonance inductor... Stmicroelectronics S r l

10/05/17 / #20170288568

Rectifier circuit, and corresponding device and method

A rectifier cell includes a first cell branch and a second cell branch that extend in parallel between two opposite nodes receiving an a.c. signal. The first cell branch includes a first pair of transistors arranged with their current paths cascaded, with a first intermediate point in-between. The second cell... Stmicroelectronics S r l

10/05/17 / #20170290113

Biasing and driving circuit, based on a feedback voltage regulator, for an electric load

An electronic system includes a feedback voltage regulator circuit including input terminals receiving an alternating input voltage signal and a feedback input terminal receiving a feedback voltage that is generated based on a load current through an electric load. A sensing element senses the load current through the electric load... Stmicroelectronics S r l

Patent Packs
09/28/17 / #20170275152

Process for manufacturing a packaged device, in particular a packaged micro-electro-mechanical sensor, having an accessible structure, such as a mems microphone and packaged device obtained thereby

In order to manufacture a packaged device, a die having a sensitive region is bonded to a support, and a packaging mass of moldable material is molded on the support so as to surround the die. During molding of the packaging mass, a chamber is formed, which faces the sensitive... Stmicroelectronics S r l

09/28/17 / #20170278552

Sense structure based on multiple sense amplifiers with local regulation of a biasing voltage

A sense structure may include sense amplifiers each having measuring and reference terminals for receiving a measuring and a reference current, respectively, output circuitry for providing an output voltage based upon the measuring and reference currents, and voltage regulating circuitry in cascade configuration for regulating a voltage at the measuring... Stmicroelectronics S r l

09/28/17 / #20170278841

Electronic device with integrated galvanic isolation, and manufacturing the same

An electronic device includes a semiconductor body and a dielectric layer extending over the semiconductor body. A galvanic isolation module includes a first metal region extending in the dielectric layer at a first height and a second metal region extending in the dielectric layer at a second height greater than... Stmicroelectronics S r l

09/21/17 / #20170268880

Micro-electro-mechanical device with compensation of errors due to disturbance forces, such as quadrature components

MEMS device having a support region elastically carrying a suspended mass through first elastic elements. A tuned dynamic absorber is elastically coupled to the suspended mass and configured to dampen quadrature forces acting on the suspended mass at the natural oscillation frequency of the dynamic absorber. The tuned dynamic absorber... Stmicroelectronics S r l

09/21/17 / #20170269355

Projective mems device for a picoprojector of the flying spot type and related manufacturing method

A projective MEMS device, including: a fixed supporting structure made at least in part of semiconductor material; and a number of projective modules. Each projective module includes an optical source, fixed to the fixed supporting structure, and a microelectromechanical actuator, which includes a mobile structure and varies the position of... Stmicroelectronics S r l

09/21/17 / #20170270070

Method of handling transactions, corresponding system and computer program product

A system, such as a System-on-Chip includes an interface component or PLUG which generates transactions over an IP block, such as an interconnect serving one or more clients via virtual channels. The client or clients are mapped onto the virtual channels via client/virtual channel mappings. The virtual channels are provided... Stmicroelectronics S r l

09/21/17 / #20170271057

Integrated circuit (ic) including semiconductor resistor and resistance compensation circuit and related methods

In one example, a method of compensating resistance in an integrated circuit includes providing a four terminal resistor in a semiconductor substrate. The resistor includes a first resistor and a second resistor coupled in series, a first terminal at a first end of the resistor, a second terminal at a... Stmicroelectronics S r l

09/21/17 / #20170271254

Electronic device with die being sunk in substrate

A method for forming an electronic device includes embedding an integrated circuit die in a package including substrate of thermally conductive material with front and back surfaces and a through-hole. The die is sunk in the through-hole. A first insulating material layer covers the die front surface and the package... Stmicroelectronics S r l

09/14/17 / #20170263323

Circuit and reading a memory cell of a non-volatile memory device

A circuit for reading a memory cell of a non-volatile memory device provided with a memory array with cells arranged in wordlines and bitlines, among which a first bitline, associated to the memory cell, and a second bitline, has: a first circuit branch associated to the first bitline and a... Stmicroelectronics S r l

09/14/17 / #20170259568

Microfluidic assembly with mechanical bonds

Embodiments of the present disclosure are directed to a microfluidic delivery system that includes a microfluidic semiconductor die coupled to a flexible interconnect substrate to form an assembly. At least one embodiment is directed to a semiconductor die having an active surface that includes a layout that has electrically active... Stmicroelectronics S r l

09/14/17 / #20170261322

Micromechanical detection structure for a mems sensor device, in particular a mems gyroscope, with improved driving features

A micromechanical detection structure includes a substrate of semiconductor material and a driving-mass arrangement is coupled to a set of driving electrodes and driven in a driving movement following upon biasing of the set of driving electrodes. A first anchorage unit is coupled to the driving-mass arrangement for elastically coupling... Stmicroelectronics S r l

09/14/17 / #20170263758

Vertical conduction integrated electronic device protected against the latch-up and relating manufacturing process

A vertical conduction integrated electronic device including: a semiconductor body; a trench that extends through part of the semiconductor body and delimits a portion of the semiconductor body, which forms a first conduction region having a first type of conductivity and a body region having a second type of conductivity,... Stmicroelectronics S r l

09/14/17 / #20170263784

Diode with reduced recovery time for applications subject to the current recirculation phenomenon and/or to fast voltage variations

A diode comprising a semiconductor body delimited by a front surface and including: a first semiconductor region having a first type of conductivity, facing at least in part the front surface; and a second semiconductor region having a second type of conductivity, the second semiconductor region facing at least in... Stmicroelectronics S r l

09/14/17 / #20170265062

Receiver and corresponding process

A receiver for digital signals includes a radiofrequency stage. A feedback loop controls an amplitude of a modulated radiofrequency signal passing through the radiofrequency stage as a function of a comparison of a baseband signal with a reference value. A baseband stage includes an RC network cascaded to the radiofrequency... Stmicroelectronics S r l

09/14/17 / #20170265257

Electronic circuit for driving led strings including a plurality of regulation modules which function in sequence

An electronic circuit drives a plurality of LED strings connected in series. The electronic circuit includes a regulation module corresponding to each LED string, with the regulation module connected to the cathode terminal of the corresponding LED string. Each regulation module is further coupled to receive a reference voltage in... Stmicroelectronics S r l

09/07/17 / #20170253477

Micro-electro-mechanical device and manufacturing process thereof

A micro-electro-mechanical device formed in a monolithic body of semiconductor material accommodating a first buried cavity; a sensitive region above the first buried cavity; and a second buried cavity extending in the sensitive region. A decoupling trench extends from a first face of the monolithic body as far as the... Stmicroelectronics S r l

09/07/17 / #20170254845

System and an arc fault detector

Embodiments of the present disclosure include a method of operating an arc fault detection system, an arc fault detection system, and a system. An embodiment is a method of operating an arc fault detection system coupled to a power line, the method including determining one or more arc fault detection... Stmicroelectronics S r l

09/07/17 / #20170257092

Gate driver circuit for a half bridge or full bridge output driver stage and corresponding driving a half bridge or full bridge output driver stage

A gate driver circuit for a half bridge or full bridge output driver stage having a high side branch connected to one or more high side transistors and a low side branch connected to one or more low side transistors. A high side gate driver and a low side gate... Stmicroelectronics S r l

08/31/17 / #20170247249

Micro-electro-mechanical pressure device and methods of forming same

A micro-electro-mechanical pressure sensor device, formed by a cap region and by a sensor region of semiconductor material. An air gap extends between the sensor region and the cap region; a buried cavity extends underneath the air gap, in the sensor region, and delimits a membrane at the bottom. A... Stmicroelectronics S r l

08/31/17 / #20170248534

Monitoring device with jumper cable coupling and related methods

A monitoring device is for a block of building material. The monitoring device may include an electric supply line configured to be buried in the block of building material and having a flexible main cable, and flexible jumper cables coupled to the flexible main cable and extending outwardly. The monitoring... Stmicroelectronics S r l

08/31/17 / #20170248981

Voltage regulator with improved electrical properties and corresponding control method

A voltage-regulator device includes an error-amplifier stage configured to receive a first reference voltage and a feedback voltage, an output amplifier stage coupled to the error-amplifier stage and configured to generate an output voltage related to the first reference voltage by an amplification factor, and a feedback stage configured to... Stmicroelectronics S r l

08/31/17 / #20170250128

Method of integrating capacitors in semiconductor devices and corresponding device

In an embodiment, a method of integrating capacitors in semiconductor devices includes: providing a lead-frame for a semiconductor device, the lead-frame including one or more electrically conductive areas, forming a dielectric layer over the electrically conductive area or areas, forming an electrically conductive layer over the dielectric layer thus forming... Stmicroelectronics S r l

08/31/17 / #20170250253

Semiconductor device with buried conductive region, and manufacturing the semiconductor device

A semiconductor device comprising: a semiconductor body including an active region that houses an electronic component and a passive dielectric region surrounding the active region; a conductive buried region, of metallic material or metallic alloy, which extends in the semiconductor body in the active region; and one or more electrical... Stmicroelectronics S r l








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