PROTECTION FOR SWITCHED ELECTRONIC DEVICESAn HS switching transistor is coupled between a high-side node and a switching node. An LS switching transistor is coupled between the switching node and a low-side node. An inductive load is coupled …DRIVE·Nov 16·1 min readFollowH03K17/0822STMicroelectronics S.r.l.
MEASURING A CHANGE IN VOLTAGEA system and method is provided for measuring a voltage drop at a node. In embodiments, a circuit includes an analog-to-digital converter, a current sink, and a controller. The input of the analog-to-…DRIVE·Feb 23·1 min readFollowG01R19/10STMicroelectronics S.r.l.
DEVICE AND METHOD FOR AUTOMATIC DETECTION OF ROAD CONDITIONS FOR VEHICLE APPLICATIONSA road condition detection device, to be coupled to the wheel of a vehicle, is provided with: an electrostatic charge variation sensor, to provide a charge variation signal indicative of an electrosta…DRIVE·Feb 16·1 min readFollowB60W40/06STMicroelectronics S.r.l.
SWITCHED CAPACITOR CONVERTER, CORRESPONDING METHOD, POWER SUPPLY SYSTEM AND ELECTRONIC DEVICEFirst and second circuit branches are coupled between an input node and ground. Each circuit branch includes a series coupling first-fourth transistors in a current flow path with an output node. A fi…DRIVE·Feb 2·2 min readFollowH02M3/07STMicroelectronics S.r.l.
DETECTION METHOD OF A USER OF AN APPARATUS FOR CONTROLLING ONE OR MORE FUNCTIONALITIES OF THE APPARATUSA detection method of a user of an apparatus is provided in which the apparatus is coupled to a charge variation sensor having a control unit and an electrode to detect an electric/electrostatic charg…DRIVE·Jan 26·1 min readFollowG01V3/088STMicroelectronics S.r.l.
METHOD OF CONFIGURING A WIRELESS DEVICE, CORRESPONDING WIRELESS DEVICE AND BASE STATIONA wireless device includes an energy harvester and an energy storage that operate in a sequence of energy harvesting cycles to alternately harvest energy and release energy for supplying the wireless …DRIVE·Jan 26·2 min readFollowH02J50/001STMicroelectronics S.r.l.
Image Processing Method and Corresponding SystemA method includes receiving a video signal that comprises a time series of images of a face of a human, wherein the images in the time series of images comprise a set of landmark points in the face, a…DRIVE·Jan 12·1 min readFollowA61B5/18STMicroelectronics S.r.l.
DRIVING CIRCUIT FOR CONTROLLING A MEMS OSCILLATOR OF RESONANT TYPEA driving circuit for controlling a MEMS oscillator includes a digital conversion stage to acquire a differential sensing signal indicative of a displacement of a movable mass of the MEMS oscillator, …DRIVE·Dec 29·2 min readFollowG01C19/5726STMicroelectronics S.r.l.
MICROELECTROMECHANICAL GYROSCOPE HAVING A RESONANT DRIVING LOOP WITH CONTROLLED OSCILLATION AMPLITUDE AND METHOD OF CONTROLLING A MICROELECTROMECHANICAL GYROSCOPEA microelectromechanical gyroscope includes a support structure, a driving mass movable according to a driving axis; and an oscillating microelectromechanical loop. The microelectromechanical loop has…DRIVE·Dec 29·1 min readFollowG01C19/5712STMicroelectronics S.r.l.
Inertial Measurement Circuit, Corresponding Device and MethodIn an embodiment a circuit includes an inertial measurement unit configured to be oscillated via a driving signal provided by driving circuitry, a lock-in amplifier configured to receive a sensing sig…DRIVE·Dec 8·2 min readFollowG01C19/5712STMicroelectronics S.r.l.
SENSING CIRCUIT, CORRESPONDING DEVICE AND METHODA current measurement circuit, for wireless charging systems, for instance, comprises a differential input configured to have applied an input voltage sensed across a shunt resistor traversed by a cur…DRIVE·Sep 8·1 min readFollowG01R19/0092STMicroelectronics S.r.l.
METHOD OF OPERATING BATTERY MANAGEMENT SYSTEMS, CORRESPONDING DEVICE AND VEHICLEA method can be used to control a battery management system. A first voltage drop is sensed between a first terminal of a first battery cell and a second terminal of the first battery cell and a secon…DRIVE·Jul 14·1 min readFollowB60L3/0046STMicroelectronics S.r.l.
OVERCURRENT DETECTION CIRCUIT, CORRESPONDING SYSTEM AND METHODA circuit includes comparator circuitry to sense a current through a load and compare the intensity of the current with a comparison threshold which can be set to a first, lower threshold value and a …DRIVE·Jun 16·1 min readFollowH02H3/087STMicroelectronics S.r.l.
DISCHARGE CONTROL CIRCUIT, CORRESPONDING SYSTEM, VEHICLE AND METHODIn an embodiment a circuit includes drive circuitry configured to be coupled to a control terminal of an electronic switch and configured to apply a discharge signal to the control terminal causing th…DRIVE·Mar 31·2 min readFollowB60R16/03STMicroelectronics S.r.l.
CIRCUIT, CORRESPONDING SYSTEM, VEHICLE AND METHOD OF OPERATIONAn embodiment driver circuit comprises a power supply pin configured to receive a power supply voltage, and a set of control pins configured to provide a set of control signals for controlling switchi…DRIVE·Dec 9·2 min readFollowH02P7/04STMicroelectronics S.r.l.
A METHOD OF INTEGRATING CAMERAS IN MOTOR VEHICLES, CORRESPONDING SYSTEM, CIRCUIT, KIT AND MOTOR VEHICLEA vehicle such as a motor car (V) equipped with a radio equipment () is provided with a rearview camera 5 (). Video frames from the rearview camera () are received at the radio equipment () and transm…DRIVE·Dec 2·1 min readFollowB60R1/00STMicroelectronics S.r.l.
DIGITAL OUTPUT DRIVER CIRCUIT AND METHODIn an embodiment, a digital output driver circuit comprises an output stage having first and second transistors. A drive stage is configured to drive control terminals of the first and second transist…DRIVE·Oct 21·1 min readFollowH03K17/6872STMicroelectronics S.r.l.
ENERGY HARVESTING CIRCUIT, CORRESPONDING SYSTEM AND OPERATING METHODA first RF-to-DC circuit receives a radiofrequency signal and produces a first converted signal delivered to an energy storage circuit. A second RF-to-DC circuit, which is a down-scaled replica of the…DRIVE·Jun 10·1 min readFollowH02J50/27STMicroelectronics S.r.l.
DRIVING CIRCUIT, METHOD FOR DRIVING A MEMS GYROSCOPE AND A CORRESPONDING MEMS GYROSCOPEA driving circuit for a microelectromechanical system (MEMS) gyroscope operating based on the Coriolis effect is provided. The driving circuit supplies drive signals to a mobile mass of the MEMS gyros…DRIVE·Jun 10·2 min readFollowG01C19/5776STMicroelectronics S.r.l.
SENSING CIRCUIT, CORRESPONDING DEVICE AND METHODA current measurement circuit, for wireless charging systems, for instance, comprises a differential input configured to have applied an input voltage sensed across a shunt resistor traversed by a cur…DRIVE·Jun 3·1 min readFollowG01R19/0092STMicroelectronics S.r.l.
DIGITAL OUTPUT DRIVER CIRCUIT AND METHODIn an embodiment, a digital output driver circuit comprises an output stage having first and second transistors. A drive stage is configured to drive control terminals of the first and second transist…DRIVE·Mar 4·1 min readFollowH03K17/6872STMicroelectronics S.r.l.
RADIOFREQUENCY-POWERED DEVICE, CORRESPONDING SYSTEM AND METHODA radiofrequency-powered device such as a wireless passive sensor node, for instance, comprises a radiofrequency energy harvesting circuit configured to be coupled to an antenna to harvest radiofreque…DRIVE·Nov 5·1 min readFollowH02J50/001STMicroelectronics S.r.l.
DRIVER CIRCUIT, CORRESPONDING DEVICE AND SYSTEMA drive circuit for airbag systems, for instance includes a differential transconductance amplifier having a first input node, a second input node, an output node coupled to the second input node via …DRIVE·Nov 5·1 min readFollowH03K17/0822STMicroelectronics S.r.l.
