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Stmicroelectronics Inc patents


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

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "S" | Stmicroelectronics Inc-related inventors


 new patent  Voltage comparator circuit including a plurality of voltage controlled delay lines

An embodiment circuit includes a first voltage-controlled delay line (vcdl), a second vcdl, and a first flip-flop. The first vcdl includes a first input terminal configured to receive a first input voltage, and a second input terminal configured to receive a clock signal. ... Stmicroelectronics Inc

 new patent  Piezoelectric transducer for an energy-harvesting system

A piezoelectric transducer for energy-harvesting systems includes a substrate, a piezoelectric cantilever element, a first magnetic element, and a second magnetic element, mobile with respect to the first magnetic element. The first magnetic element is coupled to the piezoelectric cantilever element. ... Stmicroelectronics Inc

 new patent  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. ... Stmicroelectronics Inc

 new patent  Current converter with control on the primary winding side and compensation of the propagation delay

A control circuit controls a switch of a switching current converter receiving an input quantity, with a transformer having a primary winding and a sensor element generating a sensing signal correlated to a current in the primary winding. The control circuit has a comparator stage configured to compare a reference signal with a comparison signal correlated to the sensing signal and generate an opening signal for the switch. ... Stmicroelectronics Inc

 new patent  Memory cell comprising non-self-aligned horizontal and vertical control gates

The present disclosure relates to a memory cell comprising a vertical selection gate extending in a trench made in a substrate, a floating gate extending above the substrate, and a horizontal control gate extending above the floating gate, wherein the floating gate also extends above a portion of the vertical selection gate over a non-zero overlap distance. Application mainly to the production of a split gate memory cell programmable by hot-electron injection.. ... Stmicroelectronics Inc

 new patent  Device for protection against electrostatic discharges with a distributed trigger circuit

An esd protection device includes a mos transistor connected between a first terminal and a second terminal and having a gate region, source/drain region and a well region electrically coupled by a resistive-capacitive circuit configured to control turn on of the mos transistor in response to an esd event. The resistive-capacitive circuit has a common part with at least one of the source, gate or drain regions of the mos transistor and includes a capacitive element and a resistive element. ... Stmicroelectronics Inc

 new patent  Semiconductor device with frame having arms and related methods

A semiconductor device may include a circuit board having an opening, and a frame. The frame may have an ic die pad in the opening, and arms extending outwardly from the ic die pad and coupled to the circuit board. ... Stmicroelectronics Inc

 new patent  Pnp-type bipolar transistor manufacturing method

A pnp transistor is manufactured in parallel with the manufacture of npn, nmos, and pmos transistors. A first semiconductor layer is deposited on a p-type doped semiconductor substrate and divided into first, second, and third regions, with the third region forming the base. ... Stmicroelectronics Inc

 new patent  Method and circuit for tuning an antenna circuit of an actively transmitting tag

A circuit includes an antenna circuit including a number of capacitors and an inductor. The antenna circuit is configured to transmit an output signal upon receiving an input transmit signal. ... Stmicroelectronics Inc

 new patent  Optical modulator having mach-zehnder diodes of reduced length

A mach-zehnder modulator (mzm) includes a first optical path with a first diode coupled to a first voltage signal node and configured to modify a phase of a first light signal transmitted through the first optical path. A further diode is positioned in the first optical path and configured to introduce a phase shift to the first light signal. ... Stmicroelectronics Inc

 new patent  Pressure sensing device with cavity and related methods

A pressure sensing device may include a body configured to distribute a load applied between first and second parts positioned one against the other, and a pressure sensor carried by the body. The pressure sensor may include a support body, and an ic die mounted with the support body and defining a cavity. ... Stmicroelectronics Inc

 new patent  Zero power sensors

An integrated circuit includes a substrate and at least one photo-voltaic cell implemented on the substrate. The at least one photo-voltaic cell is configured to generate a supply voltage. ... Stmicroelectronics Inc

 new patent  Fluid ejection device

The present disclosure is directed to a microfluidic die that includes ejection circuitry and one time programmable memory with a minimal number of contact pads to external devices. The die includes a relatively large number of nozzles and a relatively small number of contact pads. ... Stmicroelectronics Inc

 new patent  Microfluidic assembly and methods of forming same

One or more embodiments are directed to a microfluidic assembly that includes an interconnect substrate coupled to a microfluidic die. In one embodiment, the microfluidic die includes a ledge with a plurality of bond pads. ... Stmicroelectronics Inc

07/05/18 / #20180192273

Method and device for managing information exchange between a main element, for example a nfc controller, and a set of at least two auxillary elements

A device, including a main element (me) and a set of at least two auxiliary elements (sei), said main element including a master swp interface (mint), each auxiliary element including a slave swp interface (slinti) connected to said master swp interface of said nfc element through a controllably switchable swp link (lk) and management means (prm, ctlm, amgi) configured to control said swp link switching for selectively activating at once only one slave swp interface on said swp link.. . ... Stmicroelectronics Inc

07/05/18 / #20180192027

System for identifying a 3d chip

A semiconductor chip includes a plurality of superposed semiconductor levels. The semiconductor levels include a plurality of elementary circuits coupled to a common input node. ... Stmicroelectronics Inc

07/05/18 / #20180191429

System, method and article for adaptive framing for tdma mac protocols

A device includes an interface and time division multiple access (tdma) medium access control (mac) circuitry coupled to the interface. The tdma mac circuitry detects a beacon in a frame having a defined frame duration and determines a frame compensation value based on a start time of the frame, a reference start time of the frame, and a number of elapsed frames. ... Stmicroelectronics Inc

07/05/18 / #20180191348

Low power general purpose input/output level shifting driver

Disclosed herein is an low power output stage coupled between a supply node and a ground node, configured to drive an output, and controlled by first, second, and third control nodes. A current sinking circuit controlled by an input signal and configured to sink current from the first and second control nodes when the input signal transitions to a first logic level, thereby resulting in decoupling of the output stage from the ground node and sourcing of current to the output by the output stage. ... Stmicroelectronics Inc

07/05/18 / #20180191341

Level shifting circuit

A level shifting circuit has an input configured to receive an input signal, wherein the input signal has symmetrical maximum and minimum voltages. The level shifting circuit further includes an output configured to provide an output signal, wherein the output signal has asymmetrical maximum and minimum voltages. ... Stmicroelectronics Inc

07/05/18 / #20180191318

Voltage detector circuit

A circuit includes an amplifier having a first power terminal configured to be coupled to a supply voltage and a second power terminal configured to be coupled to a reference potential. The circuit further includes a first impedance element coupled between a first input terminal of the amplifier and a first output terminal of the amplifier. ... Stmicroelectronics Inc

07/05/18 / #20180191317

Differential sensing circuit of a floating voltage source

An embodiment circuit includes a first voltage divider coupled between a first voltage level and a ground potential. The circuit further includes an error amplifier having a first input terminal coupled to a node between a first resistive element and a second resistive element of the first voltage divider. ... Stmicroelectronics Inc

07/05/18 / #20180191252

Symmetric time shift control for resonant converters

A control circuit controls a switching circuit of a resonant converter where the switching circuit includes first and second power switches. A first on time of the first power switch and a second on time of the second power switch are controlled to generate a square wave signal to drive the resonant circuit. ... Stmicroelectronics Inc

07/05/18 / #20180190895

Piezoelectric micro-electro-mechanical actuator device, movable in the plane

A mems actuator device of a piezoelectric type formed on a substrate, with a base unit including a base beam element having a main extension in a extension plane and a thickness in a thickness direction perpendicular to the extension plane, smaller than the main extension. A piezoelectric region extends over the beam element. ... Stmicroelectronics Inc

07/05/18 / #20180190838

Method for making a cover for an electronic package and electronic package comprising a cover

A cover for an electronic package is manufactured by placing an optical insert, having opposite faces and configured to allow light radiation to pass therethrough, between two opposite faces of a cavity of a mold in a position such that said optical faces of the optical insert make contact with said opposite faces of the cavity of the mold. A coating material is injected into the cavity and around the optical insert. ... Stmicroelectronics Inc

07/05/18 / #20180190646

Electronic device with integrated galvanic isolation, and manufacturing method of the same

A method of manufacturing an electronic device for providing galvanic isolation includes forming a dielectric layer on a semiconductor body and integrating, in the dielectric layer, a galvanic isolation module, the integrating including forming a first metal region at a first height of the dielectric layer. A second metal region is formed at a second height greater than the first height of the dielectric layer, the first and second metal regions being at least one of capacitively and magnetically coupleable together. ... Stmicroelectronics Inc

07/05/18 / #20180190616

Semiconductor sensor package

A package packaged with a cap. The package features trenches, through holes, and a non-conductive coupling element forming a locking mechanism integrated embedded or integrated within a substrate. ... Stmicroelectronics Inc

07/05/18 / #20180190576

Modified leadframe design with adhesive overflow recesses

The present disclosure is directed to a leadframe having a recess in a body of the leadframe to collect glue overflowing from the manufacturing process of coupling a semiconductor die to the leadframe. The recess extends beneath an edge of the semiconductor die so that any tendency of the glue to adhere to the semiconductor die is counteracted by a tendency of the glue to adhere to a wall of the recess and at least partially fill the volume of the recess. ... Stmicroelectronics Inc

07/05/18 / #20180190575

Leadframe with lead protruding from the package

The present disclosure is directed to a leadframe package having leads with protrusions on an underside of the leadframe. The protrusions come in various shapes and sizes. ... Stmicroelectronics Inc

07/05/18 / #20180190572

Method of manufacturing semiconductor products, corresponding semiconductor product and device

A method for use in manufacturing semiconductor devices such as, e.g., semiconductor power devices includes providing: a semiconductor die provided with bonding pads, a lead frame for the semiconductor die, a wire bonding layout including electrically conductive wires coupling bonding pads of the semiconductor die with leads in the lead frame. One or more bonding pads of the semiconductor die is/are coupled to a respective lead in the lead frame via a plurality of wires with a plurality of mutually insulated testing lands in the respective lead, so that the plurality of wires are coupled to respective testing lands. ... Stmicroelectronics Inc

07/05/18 / #20180190564

Semiconductor device, corresponding apparatus and method

A semiconductor device, such as a semiconductor power device, includes: a semiconductor die having a semiconductor die front surface, a package formed onto the semiconductor die, the package having a portion facing the front surface of the semiconductor die, and a thermally-conductive layer including graphene over the front portion of the package facing the front surface of the semiconductor die.. . ... Stmicroelectronics Inc

07/05/18 / #20180190563

Semiconductor device, corresponding circuit and method

A semiconductor device includes a layered package having a semiconductor die embedded therein, the semiconductor die coupled with a thermally-conductive element. The layered package includes, e.g., pcb boards with an intermediate layer having the semiconductor die arranged therein, and a pair of outer layers, with the thermally-conductive element including a thermally-conductive inlay in one of the outer layers.. ... Stmicroelectronics Inc

07/05/18 / #20180190562

Electronic device having a grooved chip

An electronic device includes a support plate having a mounting face. An electronic chip has a front face mounted on the mounting face of the support plate. ... Stmicroelectronics Inc

07/05/18 / #20180190512

Method for manufacturing an encapsulation cover for an electronic package and electronic package comprising a cover

A method for manufacturing a cover for an electronic package includes placing an insert having opposite faces between opposite faces of a cavity of a mold. A coating material is injected in the mold cavity around the insert. ... Stmicroelectronics Inc

07/05/18 / #20180190511

Method for manufacturing a cover for an electronic package and electronic package comprising a cover

A method for manufacturing a cover for an electronic package includes placing an electrically conductive insert (including an electrical contact surface) inside a cavity of a mold in a position such that the electrical contact surface is in contact with a face of the cavity of the mold. A coating material is injected into said cavity and set so as to produce a substrate that is overmolded around the insert and forms the cover where the electrical contact surface of the overmolded substrate is not covered by the coating material. ... Stmicroelectronics Inc

07/05/18 / #20180190346

Method and apparatus for enhancing read stability of a static random access memory circuit in low voltage operation

Read stability of a memory is enhanced in low voltage operation mode by selectively boosting a cell supply voltage for a row of memory cells. The boosted voltage results from a capacitive coupling to the word line in that row. ... Stmicroelectronics Inc

07/05/18 / #20180190122

Method and system for generating a lane departure warning in a vehicle

Method for generating a lane departure warning in a vehicle, comprising acquiring a plurality of frames of a digital image of a road on which the vehicle is running, the digital image of a road including the image of a lane within which the vehicle is running and of marking lines of the lane, for each of the acquired frames, extracting edge points of the frame, analyzing the edge points to evaluate a lane departure status, the evaluation including performing a lane departure verification procedure including identifying in the frame points representative of the position of the lane marking lines, generating a lane departure alert if a lane departure status is detected by the lane departure verification procedure. In the described method, the lane departure verification procedure includes comparing the position of the points to reference positions of the lane, the reference positions of the lane being obtained by a lane calibration procedure performed on a set of acquired frames, the lane calibration procedure including filtering edge points of the image frame belonging to an area of a horizontal stripe of the frame including a plurality of rows of the frame.. ... Stmicroelectronics Inc

07/05/18 / #20180189642

Configurable accelerator framework

Embodiments are directed towards a configurable accelerator framework device that includes a stream switch and a plurality of convolution accelerators. The stream switch has a plurality of input ports and a plurality of output ports. ... Stmicroelectronics Inc

07/05/18 / #20180189641

Hardware accelerator engine

Embodiments are directed towards a hardware accelerator engine that supports efficient mapping of convolutional stages of deep neural network algorithms. The hardware accelerator engine includes a plurality of convolution accelerators, and each one of the plurality of convolution accelerators includes a kernel buffer, a feature line buffer, and a plurality of multiply-accumulate (mac) units. ... Stmicroelectronics Inc

07/05/18 / #20180189624

Device and method for managing the current consumption of an integrated module

An electronic device includes a logic circuit and an auxiliary circuit. The logic circuit includes a first terminal coupled to a supply voltage terminal, a second terminal intended coupled to a reference voltage terminal and an output terminal configured to deliver a signal in a high state or a low state. ... Stmicroelectronics Inc

07/05/18 / #20180189424

Tool to create a reconfigurable interconnect framework

Embodiments are directed towards a method to create a reconfigurable interconnect framework in an integrated circuit. The method includes accessing a configuration template directed toward the reconfigurable interconnect framework, editing parameters of the configuration template, functionally combining the configuration template with a plurality of modules from an ip library to produce a register transfer level (rtl) circuit model, generating at least one automated test-bench function, and generating at least one logic synthesis script. ... Stmicroelectronics Inc

07/05/18 / #20180189229

Deep convolutional network heterogeneous architecture

Embodiments are directed towards a system on chip (soc) that implements a deep convolutional network heterogeneous architecture. The soc includes a system bus, a plurality of addressable memory arrays coupled to the system bus, at least one applications processor core coupled to the system bus, and a configurable accelerator framework coupled to the system bus. ... Stmicroelectronics Inc

07/05/18 / #20180189215

Reconfigurable interconnect

Embodiments are directed towards a reconfigurable stream switch formed in an integrated circuit. The stream switch includes a plurality of output ports, a plurality of input ports, and a plurality of selection circuits. ... Stmicroelectronics Inc

07/05/18 / #20180189205

System and method for operating a microcontroller

An embodiment system includes a first processor configured to process a suite of instructions and a second processor configured to process a subset of the suite of instructions. The system further includes a power management circuit configured to select the first processor or the second processor as a selected processor, the power management circuit being further configured to activate the selected processor or place the selected processor on standby. ... Stmicroelectronics Inc

07/05/18 / #20180188878

Use of groove analysis in a touch screen device to determine occurrence of an elongated touch by a single finger

Disclosed herein is a touch screen controller operable with a touch screen. The touch screen controller includes input circuitry configured to receive touch data from the touch screen, and processing circuitry. ... Stmicroelectronics Inc

07/05/18 / #20180188763

Analog boost circuit for fast recovery of mirrored current

A current mirror includes an input transistor and an output transistor, wherein the sources of the input and output transistor are connected to a supply voltage node. The gates of the input and output transistors are connected through a switch. ... Stmicroelectronics Inc

07/05/18 / #20180188368

Method of detecting objects, corresponding system and apparatus

A system for detecting objects, for driver assistance equipment in motor vehicles for example, includes a transmitter for transmitting towards an object an optical signal having a signal energy. The optical signal transmitted includes at least one encoded pulse sequence with the signal energy distributed over the pulse sequence. ... Stmicroelectronics Inc

07/05/18 / #20180188317

Method of generating self-test signals, corresponding circuit and apparatus

A radio-frequency receiver includes built-in-self-test (bist) circuitry which generates a self-test signal. A local oscillator signal is divided. ... Stmicroelectronics Inc

07/05/18 / #20180188307

System and method for 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 windows in power line signals on the power line, the power line signals comprising a communication signal and an alternating current (ac) power signal. ... Stmicroelectronics Inc

07/05/18 / #20180188285

Offset cancellation device for micro-electromechanical system

The present disclosure is directed to a system that includes a sensor and a signal conditioner coupled to the sensor. The signal conditioner includes signal processing circuitry coupled to the sensor and offset cancellation circuitry. ... Stmicroelectronics Inc

07/05/18 / #20180188106

Integrated electronic device for detecting ultraviolet radiation

An integrated electronic device for detecting the composition of ultraviolet radiation includes a cathode region formed by a semiconductor material with a first type of conductivity. A first anode region and a second anode region are laterally staggered with respect to one another and are set in contact with the cathode region. ... Stmicroelectronics Inc

06/28/18 / #20180184493

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

A method controls a power switch and senses a primary current through a transformer primary winding coupled to the power switch and deactivates the switch responsive to the sensed primary current reaching a current sensed reference. A demagnetization mode is initiated responsive to deactivating the power switch. ... Stmicroelectronics Inc

06/28/18 / #20180184389

Clock skew compensation method and related system

A device includes a transceiver, which, in operation, exchanges data packets over a wireless communication link with a remote device during connection events separated by a determined connection interval. The device includes data processing circuitry, which, in operation, measures an indication of a duration of time between at least two consecutive connection events associated with the remote device and adjusts a bit rate based on the measured indication of the duration of time and the determined connection interval.. ... Stmicroelectronics Inc

06/28/18 / #20180182902

Integrated cantilever switch

An integrated transistor in the form of a nanoscale electromechanical switch eliminates cmos current leakage and increases switching speed. The nanoscale electromechanical switch features a semiconducting cantilever that extends from a portion of the substrate into a cavity. ... Stmicroelectronics Inc

06/28/18 / #20180182864

Method of manufacturing a semiconductor device integrating a vertical conduction transistor, and semiconductor device

A method of manufacturing a vertical conduction semiconductor device comprising the steps of: forming a recess in a monocrystalline silicon substrate; forming a silicon oxide seed layer in the recess; carrying out an epitaxial growth of silicon on the substrate, simultaneously growing a polycrystalline silicon region in the seed layer and a monocrystalline silicon region in surface regions of the substrate, which surround the seed layer; and implanting dopant species in the polycrystalline silicon region to form a conductive path in order to render the second conduction terminal electrically accessible from a front side of the vertical conduction semiconductor device.. . ... Stmicroelectronics Inc

06/28/18 / #20180181968

Method for verifying the authenticity of a product

In order to verify the authenticity of a product associated with a host device, the product contains, in segments of a non-volatile memory, several different functions stored in ciphered fashion. The host device sends a control signal for selecting and activating one of those ciphered functions. ... Stmicroelectronics Inc

06/28/18 / #20180181748

Hardware monitor of a processing unit stack structure

A hardware monitor circuit includes an electronic control circuit coupled to a processing unit. The electronic control circuit generates multi-bit protection codes and directs operations of the hardware monitor circuit. ... Stmicroelectronics Inc

06/28/18 / #20180181512

Synchronization of a network of sensors

The invention relates to a system comprising a plurality of boards, each of which comprises a sensor and a control processor. The boards are connected together by a serial bus. ... Stmicroelectronics Inc

06/28/18 / #20180180873

Mems device with piezoelectric actuation, a projective mems system including the mems device and related control method

A mems device includes a fixed structure and suspended structure including an internal structure and a first arm and a second arm. Each arm has a first end fixed to the fixed structure and a second end fixed to the internal structure. ... Stmicroelectronics Inc

06/28/18 / #20180180871

Micro-electro-mechanical device with a movable structure, in particular micromirror, and manufacturing process thereof

A micro-electro-mechanical (mems) device is formed in a first wafer overlying and bonded to a second wafer. The first wafer includes a fixed part, a movable part, and elastic elements that elastically couple the movable part and the fixed part. ... Stmicroelectronics Inc

06/28/18 / #20180180649

Integrated current sensor device and corresponding electronic device

An integrated current sensor device includes a supporting structure of conductive material, arranged within a package, and an integrated circuit die including a first and second magnetic-field sensor elements that are arranged along a sensor axis. An electronic circuit operatively coupled to the first and second magnetic-field sensor elements performs a differential detection of electric current. ... Stmicroelectronics Inc

06/28/18 / #20180178251

Piezoelectric micro-machined ultrasonic transducer (pmut) and method for manufacturing the pmut

A piezoelectric micro-machined ultrasonic transducer (pmut) comprising: a semiconductor body having a first cavity and a membrane, which is suspended over the first cavity and faces a front side of the semiconductor body; and a piezoelectric transducer assembly extending at least in part on the membrane, which may be actuated for generating a deflection of the membrane. A second cavity extends buried in a peripheral region of the membrane and delimits a central region of the membrane. ... Stmicroelectronics Inc

06/28/18 / #20180177494

Method of setting a waveform signal in an ultrasound imaging apparatus and apparatus for setting an ultrasonic waveform signal using such method

A digital representation of a waveform is generated based on signals received during a recording period. The received signals include a digital clock signal providing a determined number of clock pulses during the recording period, a plurality of binary digital signals defining, for each clock pulse of the determined number of clock pulses, a waveform state associated with the clock pulse. ... Stmicroelectronics Inc

06/21/18 / #20180175883

Parallel pipeline logic circuit for generating crc values utilizing lookup table

Crc generation circuitry includes a lookup-table storing n-bit crc values for m one-hot data frames. N and gates for each bit of a m-bit data frame receive that bit of the m-bit data frame and a different bit of a n-bit crc value from the lookup-table corresponding to a position of the bit in the m-bit data frame. ... Stmicroelectronics Inc

06/21/18 / #20180175856

Driver circuit, corresponding device and method

In one embodiment, a (pre)driver circuit includes first and a second output terminal for driving an electronic switch that includes a control terminal and a current path through the switch. The arrangement can operate in one or more first driving configurations (e.g., for pmos), with the first and second output terminals are coupled to the current path and the control electrode of the electronic switch, respectively, and one or more second driving configurations (e.g., for nmos, both hs and ls), wherein the first and second output terminals of the driver circuit are coupled to the control electrode and the current path of the electronic switch, respectively.. ... Stmicroelectronics Inc

06/21/18 / #20180175850

Driver for a power field-effect transistor, related system and integrated circuit

A method of controlling a power field-effect transistor includes controlling a plurality of different phases of a gate-to-source voltage of the power field-effect transistor. Without comparing the gate-to-source voltage of the power field effect transistor to a plurality of reference voltages, the method includes discriminating between the different phases of the gate-to-source voltage based on the plurality of reference voltages. ... Stmicroelectronics Inc

06/21/18 / #20180175730

Frequency detection to perform dynamic peak current control

The amount of power being output to the load is sensed by sampling the frequency of the pulse width modulation signal that is controlling the switch that is providing the power to the load. If the pulse width modulation signal has a high frequency, then it will be providing higher power to the load. ... Stmicroelectronics Inc

06/21/18 / #20180175606

Electronic device protection circuit, coresponding device and method

A circuit includes an input terminal and a regulated supply line for supplying an electronic device with an electrostatic discharge protection and driver circuit for the electronic device. The supply line is coupled to the input terminal via the circuitry, so that current injected into the input terminal may produce a voltage increase on the regulated supply line. ... Stmicroelectronics Inc

06/21/18 / #20180175586

Sinusoidal optical emission method, and corresponding circuit

An optical emitting circuit includes an array of m optical sources distributed in n groups, where n is lower than m. A controller is configured to generate n periodic square wave control signals that are successively mutually phase shifted by pi/n and that all have the same period, and to cyclically activate/deactivate all the optical sources of the n groups using the control signals. ... Stmicroelectronics Inc

06/21/18 / #20180175202

High doped iii-v source/drain junctions for field effect transistors

A semiconductor device includes a fin patterned in a substrate; a gate disposed over and substantially perpendicular to the fin; a pair of epitaxial contacts including a iii-v material over the fin and on opposing sides of the gate; and a channel region between the pair of epitaxial contacts under the gate including an undoped iii-v material between doped iii-v materials, the doped iii-v materials including a dopant in an amount in a range from about 1e18 to about 1e20 atoms/cm3 and contacting the epitaxial contacts.. . ... Stmicroelectronics Inc

06/21/18 / #20180174964

Inductive connection structure for use in an integrated circuit

A pad forms a connection terminal suitable for coupling circuit elements integrated in a chip to circuits outside the chip itself. At least one inductor is provided for use in the reception/transmission of electromagnetic waves or for supplying the chip with power or both. ... Stmicroelectronics Inc

06/21/18 / #20180174655

Compact non-volatile memory device

A non-volatile memory cell includes a selection transistor having an insulated selection gate embedded in a semiconducting substrate region. A semiconducting source region contacts a lower part of the insulated selection gate. ... Stmicroelectronics Inc

06/21/18 / #20180174156

Mechanism for verifying the authenticity of a product

The authenticity of a product associated with a host device is verified through a process. The product contains, in segments of a non-volatile memory, several different functions stored in ciphered fashion. ... Stmicroelectronics Inc

06/21/18 / #20180173365

Concurrent sensing in touch screen controller with improved noise rejection

Disclosed herein is an electronic device including a sensing layer including a plurality of sense lines, and a plurality of single ended charge converter circuits each receiving input from a corresponding one of the plurality of sense lines. The electronic device also includes a plurality of current mirror circuits, each respectively mirroring output from one of the plurality of single ended charge converter circuits so as to produce two substantially identical outputs for each of the plurality of single ended charge converter circuits. ... Stmicroelectronics Inc

06/21/18 / #20180173361

Differential sensing in touch screen controller with improved noise rejection

Disclosed herein is an electronic device including a display layer generating display noise based on scanning thereof and a sensing layer including a plurality of sense lines. The display noise is capacitively coupled from the display layer to each of the plurality of sense lines of the sensing layer. ... Stmicroelectronics Inc

06/21/18 / #20180173357

Force sensor dot pattern

The present disclosure provides a capacitive sensing structure for detecting a force touch in a touchscreen application. Performance uniformity of the force touch sensor is improved by providing a capacitive force touch structure having dot-pattern sensing electrodes of varying thickness, wherein the variation in electrode thickness corresponds to a relative displacement potential of portions of the sensing electrode. ... Stmicroelectronics Inc

06/21/18 / #20180173336

Reduction of noise in touch data samples via sampling during porch time of vsync and hsync signals

Disclosed herein is a touch screen controller for controlling touch sensing in a touch screen display, the touch screen display having a display layer controlled as a function of horizontal sync and vertical sync signals and a capacitive touch array comprised of drive lines and sense lines. The touch screen controller includes a driver and control circuitry. ... Stmicroelectronics Inc

06/21/18 / #20180172810

Method of detecting objects and corresponding apparatus

A method of detecting objects includes transmitting toward an object a first acoustic signal including a first set of pulses including a first number of pulses, and checking if a first echo signal resulting from reflection of the first acoustic signal is received with an intensity reaching an echo detection threshold. If the intensity of the first echo signal reaches the echo detection threshold, the distance to the object is calculated as a function of the time delay of the first echo signal. ... Stmicroelectronics Inc

06/21/18 / #20180172793

Compensation and calibration for a low power bio-impedance measurement device

A method and apparatus for compensating and calibrating a bio-impedance measurement device are provided. In the method and apparatus, a memory stores a plurality of compensation parameters and a first detection channel receives a first detection signal, compensates the first detection signal using a first compensation parameter of the plurality of compensation parameters. ... Stmicroelectronics Inc

06/21/18 / #20180172725

Sensor device provided with a circuit for detection of single or multiple events for generating corresponding interrupt signals

A sensor device for an electronic apparatus is provided with: a sensing structure generating a first detection signal; and a dedicated integrated circuit, connected to the sensing structure, detecting, as a function of the first detection signal, a first event associated to the electronic apparatus and generating a first interrupt signal upon detection of the first event. The dedicated integrated circuit detects the first event as a function of a temporal evolution of the first detection signal, and in particular as a function of values assumed by the first detection signal within one or more successive time windows, and of a relation between these values.. ... Stmicroelectronics Inc

06/14/18 / #20180167567

Image sensor with high dynamic range

A photodiode produces photogenerated charges in response to exposure to light. An integration period collects the photogenerated charges. ... Stmicroelectronics Inc

06/14/18 / #20180167016

Smart motor driver architecture with built-in mems sensor based early diagnosis of faults

A system in package encloses a sensor and motor driver circuit. In an implementation, the sensor is an integrated circuit micro-electro-mechanical-systems (mems) sensor and the driver circuit is a motor driver circuit. ... Stmicroelectronics Inc

06/14/18 / #20180166659

Power unit using flexible conductive member

An electronic device includes a flexible conductive member having a first length, and a battery substrate having a second length shorter or equal than the first length. There is an active battery on the battery substrate. ... Stmicroelectronics Inc

06/14/18 / #20180166496

Charge storage cell and method of manufacturing a charge storage cell

A method can be used to manufacture a charge storage cell with a first trench and a second trench in a substrate material. The first trench is filled with a doped material. ... Stmicroelectronics Inc

06/14/18 / #20180166477

Global shutter pixels utilizing shared deep trench isolated storage capacitors

Disclosed herein is an electronic device including an integrated circuit substrate, with a pixel array area within the integrated circuit substrate. A first deep trench isolation structure is formed in the integrated circuit substrate about a perimeter of the pixel array area. ... Stmicroelectronics Inc

06/14/18 / #20180166469

Transistor with self-aligned source and drain contacts and method of making same

A transistor includes an active region supported by a substrate and having a source region, a channel region and a drain region. A gate stack extends over the channel region and a first sidewall surrounds the gate stack. ... Stmicroelectronics Inc

06/14/18 / #20180166403

Methods, circuits and systems for a package structure having wireless lateral connections

A packaged semiconductor device includes an insulating material forming a side surface of the packaged semiconductor device. An integrated-circuit chip is embedded in the insulating material and includes a communication circuit. ... Stmicroelectronics Inc

06/14/18 / #20180166318

Method for manufacture of a semiconductor wafer suitable for the manufacture of an soi substrate, and soi substrate wafer thus obtained

A semiconductor wafer suitable for fabricating an soi substrate is provided by: producing a first layer of polycrystalline semiconductor on a top side of a semiconductor carrier; then forming an interface zone on a top side of the first layer, wherein the interface zone has a structure different from a crystal structure of the first layer; and then producing a second layer of polycrystalline semiconductor on the interface zone.. . ... Stmicroelectronics Inc

06/14/18 / #20180166128

Configurable pseudo dual port architecture for use with single port sram

A memory array has word lines and bit lines. A row decoder is operable to decode a row address and select a corresponding word line. ... Stmicroelectronics Inc

06/14/18 / #20180166127

Read assist circuit with process, voltage and temperature tracking for a static random access memory (sram)

A memory circuit includes a wordline, memory cells connected to the wordline and a wordline driver circuit. The memory circuit further includes a read assist circuit including an n-channel pull-down transistor having a source-drain path connected between the wordline and a ground node. ... Stmicroelectronics Inc

06/14/18 / #20180165569

Rfid transponder device and method for production of an rfid transponder device

An rfid transponder device has antenna terminals for coupling an antenna system to the device. A transmitter and a receiver are coupled to the antenna terminals. ... Stmicroelectronics Inc

06/14/18 / #20180164948

Parallel analysis of different sampling rates in a touch screen controller

A touch screen controller disclosed herein includes a circuit configured to generate a digital touch voltage comprises of samples, at a base sampling rate. The touch screen controller also includes a digital processing unit configured to analyze a first subset of samples of the digital touch voltage samples to determine noise content thereof, the first subset of samples corresponding to samples at a first investigated sampling rate that is a first function of the base sampling rate. ... Stmicroelectronics Inc

06/14/18 / #20180164894

Gesture recognition method, apparatus and device, computer program product therefor

Hand gestures, such as hand or finger hovering, in the proximity space of a sensing panel are detected from x-node and y-node sensing signals indicative of the presence of a hand feature at corresponding row and column locations of a sensing panel. Hovering is detected by detecting the locations of maxima for a plurality of frames over a time window for sets of x-node and y-node sensing signals by recognizing a hovering gesture if the locations of the maxima detected vary over the plurality of frames for one of the sets of sensing signals and not for the other of set. ... Stmicroelectronics Inc

06/14/18 / #20180164579

Envelope detection circuit for detection of opening angle of a movable mems mirror

Disclosed herein is an electronic device that includes a peak detection circuit configured to receive a mirror sense signal from an oscillating mirror and to generate peak information for a mirror period as a function thereof. The electronic device includes a mirror control circuit that estimates an opening angle of the oscillating mirror as a function of the peak information, generates a control signal for the oscillating mirror as a function of the estimated opening angle, and resets the peak detection circuit at an end of the mirror period.. ... Stmicroelectronics Inc

06/14/18 / #20180164411

Optical lens having a high refractive index for robustness to liquid immersion

Various embodiments provide an optical element having a high or large refractive index. The optical element is able to maintain its beam shaping function or output when it is immersed in air or water. ... Stmicroelectronics Inc

06/14/18 / #20180164370

Generic width independent parallel checker for a device under test

Disclosed herein is a test circuit for testing a device under test (dut). The test circuit receives a test pattern output by the dut. ... Stmicroelectronics Inc

06/14/18 / #20180164155

Ambient luminosity level detection

The following steps are performed in connection with a photodiode circuit: a) resetting the photodiode circuit; b) determining when a photodiode voltage changes in response to illumination to reach a threshold; and c) updating a counter in response to the determination in step b). The steps a) to c) are repeated until an end of a measurement period is reached. ... Stmicroelectronics Inc

06/14/18 / #20180164152

Sensing apparatus having a light sensitive detector field

A sensing apparatus includes a sensor and a processor. The sensor includes at least one light sensitive detector. ... Stmicroelectronics Inc

06/07/18 / #20180159544

Spread spectrum clock generator

A phase or frequency locked-loop circuit includes an oscillator configured to generate an output clock signal having a frequency set by an oscillator control signal. A modulator circuit receives a first signal and a second signal and is configured to generate a control signal having a value modulated in response to the first and second signals. ... Stmicroelectronics Inc

06/07/18 / #20180159538

System related integrated circuit, apparatus and method

A system includes a processing circuit and a circuit configured to output a given number n of bits of configuration information to be used by the processing circuit. The circuit includes a non-volatile programmable memory configured to output a first group of n bits, n terminals for receiving a second group of n bits, and n logic gates. ... Stmicroelectronics Inc

06/07/18 / #20180159518

Ringing peak detector module for an inductive electric load driver, related system and integrated circuit

A ringing peak detector module detects a ringing at the output of an inductive load driver including a bridge circuit containing high side and low side switches. A ringing peak detector receives differential feedback signals representative of the drain-source voltage of the low-side switch and detects a ringing peak of an oscillation of a current/voltage on the inductive load. ... Stmicroelectronics Inc

06/07/18 / #20180159451

Mutual inductance voltage offset compensation for brushless dc sensorless motors

A control circuit controls the operation of a brushless dc (bldc) sensorless motor having a first terminal connected to a first winding, a second terminal connected to a second winding and a third terminal connected to a third winding. A driver circuit applies drive signals to the first and second terminals and places the third terminal in a high-impedance state. ... Stmicroelectronics Inc

06/07/18 / #20180159317

Current limiter, corresponding device and method

A power transistor supplying power to a load is coupled to a current limiter circuit including a differential amplifier that operates to detect a difference between a sense voltage, indicative of a load current, and a voltage reference. A control terminal of the power transistor is driven by a first output of the differential amplifier as a function of the detected difference. ... Stmicroelectronics Inc

06/07/18 / #20180158945

Self-aligned silicon germanium finfet with relaxed channel region

A self-aligned sige finfet device features a relaxed channel region having a high germanium concentration. Instead of first introducing germanium into the channel and then attempting to relax the resulting strained film, a relaxed channel is formed initially to accept the germanium. ... Stmicroelectronics Inc

06/07/18 / #20180158861

Metal shield trenches and metal substrate contacts supported within the premetallization dielectric (pmd) layer of an integrated circuit using a middle end of line (meol) process

A semiconductor substrate includes a photodiode region, a charge storage region electrically coupled to the photodiode region and a capacitive deep trench isolation (cdti) structure including a conductive region positioned between the photodiode region and the charge storage region. A contact etch stop layer overlies the semiconductor substrate and a premetallization dielectric layer overlies the contact etch stop layer. ... Stmicroelectronics Inc

06/07/18 / #20180158860

Stacked image sensor with interconnects made of doped semiconductor material

An image sensor includes a first semiconductor substrate supporting a photodiode and a source region of a transfer transistor. A first interconnect level on the first semiconductor substrate includes an interconnection dielectric layer on the first semiconductor substrate and interconnect line layers over the interconnection dielectric layer. ... Stmicroelectronics Inc

06/07/18 / #20180158854

Image sensor with improved settling time

A circuit includes a pixel structure having a photo sensitive element and a read transistor. The read transistor includes a first load path terminal coupled to the photo sensitive element, and a second load path terminal coupled to a voltage bus. ... Stmicroelectronics Inc

06/07/18 / #20180158739

Stacked short and long channel finfets

An analog integrated circuit is disclosed in which short channel transistors are stacked on top of long channel transistors, vertically separated by an insulating layer. With such a design, it is possible to produce a high density, high power, and high performance analog integrated circuit chip including both short and long channel devices that are spaced far enough apart from one another to avoid crosstalk. ... Stmicroelectronics Inc

06/07/18 / #20180158530

Method for detecting a thinning of the semiconductor substrate of an integrated circuit from its back face and corresponding integrated circuit

The thinning of a semiconductor substrate of an integrated circuit from a back face is detected using the measurement of a physical quantity representative of the resistance between the ends of two electrically-conducting contacts situated at an interface between an insulating region and an underlying substrate region. The two electrically-conducting contacts extend through the insulating region to reach the underlying substrate region.. ... Stmicroelectronics Inc

06/07/18 / #20180157556

Mcu with processor-independent memory fault detection

An apparatus having a microcontroller includes a processing unit, an internal communication bus assembly, a volatile memory, a non-volatile memory, a logic error management circuit, and two interface circuits. A first interface circuit couples the processing unit to the volatile memory via the internal communication bus assembly. ... Stmicroelectronics Inc

06/07/18 / #20180157376

Device, system, and method for detecting human presence

An embodiment device includes an optical source configured to transmit an optical pulse and an optical sensor configured to receive a reflection of the optical pulse. The device further includes a processor configured to determine a parameter based on the reflection, the parameter indicative of a distance between the device and a target; and a controller configured to generate a first control signal based on the parameter, the first control signal being configured to control an operation of the optical source.. ... Stmicroelectronics Inc

06/07/18 / #20180157367

Analog self capacitance sensing front end utilizing current conveyors

A touch screen controller includes a current conveyor having first and second inputs and first and second outputs, the first input being coupled to a self capacitance sense line. A driver is coupled to the second input and periodically drives the second input between high and low voltages. ... Stmicroelectronics Inc

06/07/18 / #20180157030

Electrostatically actuated oscillating structure with oscillation starting phase control, and manufacturing and driving method thereof

An electrostatically actuated oscillating structure includes a first stator subregion, a second stator subregion, a first rotor subregion and a second rotor subregion. Torsional elastic elements mounted to the first and second rotor subregions define an axis of rotation. ... Stmicroelectronics Inc

06/07/18 / #20180156747

Gas sensors

The present disclosure is directed to a gas sensor that includes an active sensor area that is exposed to an environment for detection of elements. The gas sensor may be an air quality sensor that can be fixed in position or carried by a user. ... Stmicroelectronics Inc

05/31/18 / #20180152788

Integrated electroacoustic mems transducer with improved sensitivity and manufacturing process thereof

An electroacoustic mems transducer, having a substrate of semiconductor material; a through cavity in the substrate; a back plate carried by the substrate through a plate anchoring structure, the back plate having a surface facing the through cavity; a fixed electrode, extending over the surface of the back plate; a membrane of conductive material, having a central portion facing the fixed electrode and a peripheral portion fixed to the surface of the back plate through a membrane anchoring structure; and a chamber between the membrane and the back plate, peripherally delimited by the membrane anchoring structure.. . ... Stmicroelectronics Inc

05/31/18 / #20180152180

Clock signal generator

The present disclosure relates to a device for generating a clock signal including a first photoresistor coupling a capacitive output node to a node receiving a first potential. A second photoresistor couples the capacitive node to a node receiving a second potential. ... Stmicroelectronics Inc

05/31/18 / #20180152179

Clock signal generator

The present disclosure relates to a device for converting an optical pulse to an electronic pulse includes a photoresistor having first and second terminals and being capable of receiving a pulsed laser signal arising from a mode-locked laser source the first terminal is linked to a node for applying a reference potential via a resistive element and a capacitive element connected in parallel. The second terminal is connected to a node for applying a supply potential.. ... Stmicroelectronics Inc

05/31/18 / #20180152164

Method of switching on and off a power amplifier, related power amplifier circuit, system and computer program product

Systems and methods for switching on and off a power amplifier including a signal input receiving an input signal and a signal output providing an output signal. The power amplifier includes a control input receiving a gain control signal indicating a requested gain and a control input receiving a mute control signal indicating whether the signal output should be switched on or switched off. ... Stmicroelectronics Inc

05/31/18 / #20180152158

Attenuator device in a radio frequency transmission stage

The transmission device comprising a transmit stage configured to deliver a transmission signal on an input-output node of an antenna and comprising a power transistor coupled to the input-output node and configured to amplify a signal to be transmitted. The device comprises a receive stage configured to receive a reception signal on the input-output node and comprising an attenuator circuit configured to attenuate the reception signal. ... Stmicroelectronics Inc

05/31/18 / #20180152155

Regulation of an rf amplifier

A radiofrequency (rf) amplifier includes an input terminal, an output terminal, and a power supply and biasing stage having an output coupled to the input terminal. An amplification stage of the rf amplifier includes a first transistor having a control terminal coupled to the input terminal and a first conduction terminal coupled to the output terminal. ... Stmicroelectronics Inc

05/31/18 / #20180152142

Method and device for self-biased and self-regulated common-mode amplification

An amplification device includes an amplification stage having a transconductance amplification transistor and an output terminal. A biasing circuit is configured to bias in common mode the output terminal to a bias potential obtained on the basis of a voltage present between the gate and the source of the amplification transistor, and to compensate for parasitic variations of the voltage present between the gate and the source of the amplification transistor.. ... Stmicroelectronics Inc

05/31/18 / #20180152116

Rectifying circuit with thyristors

A rectifying circuit including: between a first terminal of application of an ac voltage and a first rectified voltage delivery terminal, at least one first diode; and between a second terminal of application of the ac voltage and a second rectified voltage delivery terminal, at least one first anode-gate thyristor, the anode of the first thyristor being connected to the second rectified voltage delivery terminal; and at least one first stage for controlling the first thyristor, including: a first transistor coupling the thyristor gate to a terminal of delivery of a potential which is negative with respect to the potential of the second rectified voltage delivery terminal; and a second transistor connecting a control terminal of the first transistor to a terminal for delivering a potential which is positive with respect to the potential of the second rectified voltage delivery terminal, the anode of the first thyristor being connected to the common potential of voltages defined by said positive and negative potentials.. . ... Stmicroelectronics Inc

05/31/18 / #20180151772

Optical sensor package including a cavity formed in an image sensor die

One or more embodiments are directed to system in package (sip) for optical devices, including proximity sensor packaging. One embodiment is directed to optical sensor that includes a substrate, an image sensor die and a light-emitting device. ... Stmicroelectronics Inc

05/31/18 / #20180151231

Method for reducing a memory operation time in a non-volatile memory device and corresponding non-volatile memory device

A method can be used for reducing a memory operation time in a non-volatile memory device having a memory array with a number of memory cells. The method includes performing a first execution of the memory operation on a set of memory cells by applying a first biasing configuration, storing information associated to the first biasing configuration, and performing a second execution, subsequent to the first execution, of the memory operation on the same set of memory cells by applying a second biasing configuration that is determined according to the stored information associated to the first biasing configuration.. ... Stmicroelectronics Inc

05/31/18 / #20180151223

Phase-change memory device with drive circuit

A memory device includes an array of phase-change memory cells and a word line. The memory device includes a control circuit, a first pull-up mosfet and a second pull-up mosfet connected in series between a first power-supply node set at a first supply voltage and the word line, a first pull-down mosfet and a second pull-down mosfet connected in series between the word line and a second power-supply node set at a reference potential, and a biasing mosfet connected between the word line and a third power-supply node set at a second supply voltage higher than the first supply voltage. ... Stmicroelectronics Inc

05/31/18 / #20180150946

Tone mapping method

Tone mapping is applied to pixels of a digital image. A luminance value of a pixel is determined based on whether one or more pixel intensity values of a pixel in a color space are within a pixel saturation range. ... Stmicroelectronics Inc

05/31/18 / #20180150424

Dynamic definition of slave address in i2c protocol

A system includes a multi-conductor bus, a master device coupled to the multi-conductor bus, and at least one slave device coupled to the multi-conductor bus. The multi-conductor bus has a clock line and a data line. ... Stmicroelectronics Inc

05/31/18 / #20180150183

Touch screen self-capacitance foreign matter detection

A method for touch screen self-capacitance foreign matter detection for a capacitive touch screen is disclosed. By iteratively performing methods of self-capacitance scanning and foreign matter scanning foreign matter may be detected.. ... Stmicroelectronics Inc

05/31/18 / #20180150093

Driver circuit, corresponding device, apparatus and method

A (pre) driver circuit includes first and second output terminals configured to be coupled to a power transistor. A differential stage has non-inverting and inverting inputs for receiving an input voltage. ... Stmicroelectronics Inc

05/31/18 / #20180149859

Mems device with piezoelectric actuation, a projective mems system including the mems device and related driving method

A mems device includes a fixed supporting body forming a cavity, a mobile element suspended over the cavity, and an elastic element arranged between the fixed supporting body and the mobile element. First, second, third, and fourth piezoelectric elements are mechanically coupled to the elastic element, which has a shape symmetrical with respect to a direction. ... Stmicroelectronics Inc

05/31/18 / #20180149748

Time of flight sensing for providing security and power savings in electronic devices

An electronic device includes a time-of-flight sensor configured to sense a distance between the electronic device and at least one object proximate the electronic device. Processing circuitry is coupled to the time-of-flight sensor and controls access to the electronic device based on the sensed distance. ... Stmicroelectronics Inc

05/31/18 / #20180149538

Multi-transducer modulus, electronic apparatus including the multi-transducer modulus and method for manufacturing the multi-transducer modulus

A transducer modulus, comprising: a supporting substrate; a cap, which is arranged on the supporting substrate and defines a chamber therewith; a pressure transducer in the chamber; an acoustic transducer in the chamber; and a processing chip, or asic, operatively coupled to the pressure transducer and to the acoustic transducer. The pressure transducer and the acoustic transducer are arranged on top of one another to form a stack.. ... Stmicroelectronics Inc

05/31/18 / #20180148325

Semiconductor integrated device with electrical contacts between stacked dies and corresponding manufacturing process

An integrated device includes: a first die; a second die coupled in a stacked way on the first die along a vertical axis; a coupling region arranged between facing surfaces of the first die and of the second die, which face one another along the vertical axis and lie in a horizontal plane orthogonal to the vertical axis, for mechanical coupling of the first and second dies; electrical-contact elements carried by the facing surfaces of the first and second dies, aligned in pairs along the vertical axis; and conductive regions arranged between the pairs of electrical-contact elements carried by the facing surfaces of the first and second dies, for their electrical coupling. Supporting elements are arranged at the facing surface of at least one of the first and second dies and elastically support respective electrical-contact elements.. ... Stmicroelectronics Inc

05/31/18 / #20180148323

Multi-device transducer modulus, electronic apparatus including the transducer modulus and method for manufacturing the transducer modulus

A transducer modulus, comprising: a substrate; a cap on the substrate, defining a chamber; and a sensor modulus in the chamber, integrating a first mems transducer facing the chamber, and a second mems transducer facing the supporting substrate. The cap has a first opening that forms a path for access of the first environmental quantity exclusively towards a sensitive element of the first transducer, and the supporting substrate has a second opening that forms a path for access of the second environmental quantity exclusively towards a sensitive element of the second transducer.. ... Stmicroelectronics Inc

05/31/18 / #20180148321

Microelectromechanical sensor device with reduced stress-sensitivity and corresponding manufacturing process

A mems device is provided with: a supporting base, having a bottom surface in contact with an external environment; a sensor die, which is of semiconductor material and integrates a micromechanical detection structure; a sensor frame, which is arranged around the sensor die and is mechanically coupled to a top surface of the supporting base; and a cap, which is arranged above the sensor die and is mechanically coupled to a top surface of the sensor frame, a top surface of the cap being in contact with an external environment. The sensor die is mechanically decoupled from the sensor frame.. ... Stmicroelectronics Inc

05/31/18 / #20180148316

Pressure sensor encapsulated in elastomeric material, and system including the pressure sensor

A packaged pressure sensor, comprising: a mems pressure-sensor chip; and an encapsulating layer of elastomeric material, in particular pdms, which extends over the mems pressure-sensor chip and forms a means for transferring a force, applied on a surface thereof, towards the mems pressure-sensor chip.. . ... Stmicroelectronics Inc

05/31/18 / #20180146912

Method and system for analyzing skin lesions

A method can be used for analyzing digital images of skin lesions. The images include pixels distributed over a lesion area. ... Stmicroelectronics Inc

05/24/18 / #20180145762

Devices and methods for transmitting and receiving in an optical communications system

An embodiment device includes an optical source configured to generate an optical carrier including an optical pulse train; and a modulator configured to modulate an amplitude of the optical pulse train, based on data generated by a data source, to produce a modulated optical signal.. . ... Stmicroelectronics Inc

05/24/18 / #20180145695

Phase locked loops having decoupled integral and proportional paths

An embodiment circuit includes a first charge pump configured to generate a first current at a first node, and a second charge pump configured to generate a second current at a second node. The circuit further includes an isolation buffer coupled between the first node and the second node and an adder having a first input coupled to the second node. ... Stmicroelectronics Inc

05/24/18 / #20180145482

Circuit and method of operating a laser diode

An embodiment circuit includes a diode having a first terminal coupled to a first reference voltage; a first controllable switch coupled between a second terminal of the diode and a second reference voltage; and a capacitive element having a first terminal coupled to the first reference voltage and a second terminal controllably coupled to the second terminal of the diode.. . ... Stmicroelectronics Inc

05/24/18 / #20180145183

Vertical memory cell with non-self-aligned floating drain-source implant

Various embodiments provide a memory cell that includes a vertical selection gate, a floating gate extending above the substrate, wherein the floating gate also extends above a portion of the vertical selection gate, over a non-zero overlap distance, the memory cell comprising a doped region implanted at the intersection of a vertical channel region extending opposite the selection gate and a horizontal channel region extending opposite the floating gate.. . ... Stmicroelectronics Inc

05/24/18 / #20180145135

Silicon on insulator device with partially recessed gate

Transistors having partially recessed gates are constructed on silicon-on-insulator (soi) semiconductor wafers provided with a buried oxide layer (box), for example, fd-soi and utbb devices. An epitaxially grown channel region relaxes constraints on the design of doped source and drain profiles. ... Stmicroelectronics Inc

05/24/18 / #20180145133

Fully substrate-isolated finfet transistor

Channel-to-substrate leakage in a finfet device is prevented by inserting an insulating layer between the semiconducting channel and the substrate during fabrication of the device. Similarly, source/drain-to-substrate leakage in a finfet device is prevented by isolating the source/drain regions from the substrate by inserting an insulating layer between the source/drain regions and the substrate. ... Stmicroelectronics Inc

05/24/18 / #20180145103

Image sensor including one or more microlenses provided within a metallization layer

A image sensor includes a semiconductor substrate with a photosensitive region. Metallization layers are stacked over the semiconductor substrate. ... Stmicroelectronics Inc

05/24/18 / #20180145100

Image sensor chip

An image sensor chip includes a semiconductor layer intended to receive illumination on a back face and comprising a matrix of pixels on a front face. An interconnection structure is arranged on the front face and a carrier is attached to the interconnection structure with a first face of the carrier facing the front face. ... Stmicroelectronics Inc

05/24/18 / #20180145040

Method for forming at least one electrical discontinuity in an integrated circuit, and corresponding integrated circuit

An integrated circuit includes a semiconductor substrate and a multitude of electrically conductive pads situated between component zones of the semiconductor substrate and a first metallization level of the integrated circuit, respectively. The multitude of electrically conductive pads are encapsulated in an insulating region and include: first pads, in electrical contact with corresponding first component zones, and at least one second pad, not in electrical contact with a corresponding second component zone.. ... Stmicroelectronics Inc

05/24/18 / #20180145039

Method for forming at least one electrical discontinuity in an interconnection part of an integrated circuit, and corresponding integrated circuit

An integrated circuit includes an interconnection part with a via level situated between a lower metallization level and an upper metallization level. The lower metallization level is covered by an insulating encapsulation layer. ... Stmicroelectronics Inc

05/24/18 / #20180145027

Method for forming at least one electrical discontinuity in an interconnection part of an integrated circuit without addition of additional material, and corresponding integrated circuit

An integrated circuit includes an interconnection part with a via level situated between a lower metallization level and an upper metallization level. The lower metallization level is covered by an insulating encapsulation layer and an inter-metallization level insulating layer. ... Stmicroelectronics Inc

05/24/18 / #20180144991

Co-integration of tensile silicon and compressive silicon germanium

Integrated circuits are disclosed in which the strain properties of adjacent pfets and nfets are independently adjustable. The pfets include compressive-strained sige on a silicon substrate, while the nfets include tensile-strained silicon on a strain-relaxed sige substrate. ... Stmicroelectronics Inc

05/24/18 / #20180144952

Semiconductor package with cantilever pads

One or more embodiments are directed to semiconductor packages with one or more cantilever pads and methods of making same. In one embodiment a recess is located in a substrate of the package facing the cantilever pad. ... Stmicroelectronics Inc

05/24/18 / #20180143359

Wafer level microstructures for an optical lens

Various embodiments provide an optical lens that includes wafer level diffractive microstructures. In one embodiment, the optical lens includes a substrate, a microstructure layer having a first refractive index, and a protective layer having a second refractive index that is different from the first refractive index. ... Stmicroelectronics Inc








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