#STMicroelectronics International N.V.

DEPLOYMENT CIRCUIT FOR A PYROTECHNIC DEVICE, RELATED DEPLOYMENT SYSTEM, AND METHOD

According to an embodiment, a deployment circuit for controlling the deployment of a pyrotechnic device includes a deployment driver circuit configured to energize the pyrotechnic device, diagnostic c…

DRIVE·4d ago·1 min read

B60R21/01 STMicroelectronics International N.V.

SENSING DEVICE FOR GESTURE RECOGNITION AND MOTION TRACKING

A method for gesture tracking and motion tracking. The method includes providing a barometric signal via a barometric sensor, processing the barometric signal with a state machine having a plurality o…

DRIVE·4d ago·1 min read

G06F3/017 STMicroelectronics International N.V.

System for reading pressure of a pressure sensor and method therefor

A method for reading pressure may include reading, by a first device, an acceleration of a pressure sensor, wherein the pressure sensor is encapsulated in a medium, and wherein the acceleration alters…

DRIVE·6d ago·2 min read

G01L17/00 STMicroelectronics International N.V.

CURRENT RECTIFIER AND METHOD OF USING A CURRENT RECTIFIER

A rectifier includes a first terminal coupled to an output via a component and a second terminal coupled to the output via a component. A transistor has a first node coupled to the first terminal and …

DRIVE·Jun 11·1 min read

H02M7/08 STMicroelectronics International N.V.

DEPLOYMENT CIRCUIT FOR A PYROTECHNIC DEVICE, CORRESPONDING INTEGRATED CIRCUIT, VEHICLE AND METHOD

According to an embodiment, a deployment circuit for a pyrotechnic device comprises terminals couplable to the pyrotechnic device, and a driver circuit comprising an electronic switch and a current li…

DRIVE·Jun 11·2 min read

B60R21/01 STMicroelectronics International N.V.

DEVICE AND METHOD FOR KICKBACK PROTECTION

In accordance with various embodiments of the present disclosure, a method for confirming kickback is provided. In some embodiments, the method for confirming kickback comprises, in response to an ind…

DRIVE·Jun 11·1 min read

G01C21/16 STMicroelectronics International N.V.

POWER ELECTRIC CIRCUIT

The present disclosure relates to an electric power circuit, comprising at least: several power supply sources; an electric interconnection bus coupled to the power supply sources; and switching devic…

DRIVE·May 28·1 min read

H02J1/084 STMicroelectronics International N.V.

PHASE-BASED DEMODULATION IN WIRELESS POWER TRANSFER SYSTEMS

According to an embodiment, a demodulator circuit for wireless power transfer systems addresses phase wrap-around issues in phase-shift keying (PSK) modulated signals. The demodulator converts receive…

DRIVE·May 14·1 min read

H02J50/12 STMicroelectronics International N.V.

DITHER-COMPENSATED CALIBRATION

According to an embodiment, a method for calibrating a local oscillator in an Amplitude Shift Keying (ASK) demodulator of a wireless power transmitter is proposed. The method includes receiving a digi…

DRIVE·Mar 12·1 min read

H04B5/79 STMicroelectronics International N.V.

SYSTEMS AND METHODS TO BALANCE FLYING CAPACITORS IN HIGH POWER MULTI-LEVEL BUCK OR BOOST CONVERTERS FOR RENEWABLE AND SOLAR MAXIMUM POWER POINT TRACKING (MPPT) INVERTER APPLICATIONS

Apparatuses, systems, and methods to balance flying capacitors in high power multi-level buck or boost converters for renewable and solar maximum power point tracking (MPPT) inverter applications are …

DRIVE·Mar 12·1 min read

H02M3/158 STMicroelectronics International N.V.

LID ANGLE DETECTION

The present disclosure is directed to a device and method for lid angle detection that is accurate even if the device is activated in an upright position. While the device is in a sleep state, first a…

DRIVE·Feb 5·1 min read

G01B21/22 STMicroelectronics International N.V.

GYROSCOPE ROTOR VOLTAGE HOLDING CIRCUIT FOR UNEXPECTED POWER SUPPLY REMOVAL

A MEMS gyroscope includes driving circuitry applying a time-varying forcing-signal to its driving mass through capacitive couplings and readout circuitry determining angular rotation of the gyroscope …

DRIVE·Dec 11·1 min read

G01C19/5712 STMicroelectronics International N.V.

PRECISION RATE DEMODULATION FOR A VIBRATING GYROSCOPE

According to an embodiment, a circuit is proposed for generating rate and quadrature demodulation signals, incorporating unidirectional hysteresis for negative edges. The circuit features a preliminar…

DRIVE·Oct 23·1 min read

G01C19/5776 STMicroelectronics International N.V.

ALWAYS-ON SHOCK AND ORIENTATION DETECTION

The present disclosure is directed to shock and orientation detection for an electronic device. The shock detection detects shock events, such as an accidental drop of the device, and the orientation …

DRIVE·Jul 17·1 min read

G01P15/18 STMicroelectronics International N.V.

TRACTION INVERTER DC-LINK ACTIVE DISCHARGE METHOD

An electronic vehicle includes A DC link capacitor and a traction inverter coupled to the DC link capacitor. The traction inverter includes a first half bridge circuit, a second half bridge circuit, a…

DRIVE·May 1·1 min read

H02P27/06 STMicroelectronics International N.V.

AUTO-CALIBRATION METHOD FOR INERTIAL MEMS SENSORS

A sensor module includes a pattern generator configured to generate a variable frequency self-test signal. The sensor module includes an inertial sensor including a self-test electrode configured to r…

DRIVE·Mar 6·1 min read

G01C19/5712 STMicroelectronics International N.V.

ACCELEROMETER STUCK CONDITION COMPENSATION FOR DEVICES WITH MULTIPLE ACCELEROMETERS

The present disclosure is directed to accelerometer measurement compensation for a device with first and second accelerometers. The first and second accelerometers are included in first and second com…

DRIVE·Dec 5·1 min read

G01C25/005 STMicroelectronics International N.V.

IN-SENSOR CRASH DETECTION WITH MOTION SENSORS

A crash detection system includes first and second sensors and a processor. The processor receives first sensor data output by the first sensor, determines whether the first sensor data indicates a fi…

DRIVE·Nov 21·2 min read

B60R21/0132 STMicroelectronics International N.V.

SYSTEM AND METHOD FOR TIME SYNCHRONIZED FUSION OF MULTIPLE INERTIAL SENSORS

A sensor system includes a plurality of inertial measurement units (IMU) and a control circuit. The control circuit is configured to receive sensor data from each of the inertial measurement units two…

DRIVE·Jun 13·1 min read

G01C21/005 STMicroelectronics International N.V.

MOTOR/CONTROLLER AUTHENTICATION SYSTEM

Described herein is an electric motor drive system, including at least one power phase line, an external controller configured to generate a drive signal and provide the drive signal to the at least o…

DRIVE·Jan 26·1 min read

B60R25/04 STMicroelectronics International N.V.

SYSTEM AND METHOD FOR OUTPUT BUS SWITCHING TO ENHANCE EFFICIENCY IN WIDE OUTPUT LLC CONVERTER FOR EV CHARGING

A DC-DC converter includes an inverter converting a DC supply voltage to a time varying signal. A transformer has a primary winding coupled to the inverter through an LC-tank circuit. A diode structur…

DRIVE·Aug 18·2 min read

B60L53/62 STMicroelectronics International N.V.