#NXP USA, Inc.

Cross-channel safety analysis of redundant MPC-based vehicle controllers in autonomous systems

A motion plan safety analysis is performed by processing vehicle sensor signals to generate a motion plan which includes a reference trajectory value, by processing the reference trajectory value at a…

DRIVE·May 26·2 min read

B60W60/0015 NXP USA, Inc.

VEHICLE ACCESS CONTROLL SYSTEMS AND METHODS

Aspects of this disclosure are directed to systems and methods for controlling access to a vehicle. The system includes a transceiver device configured to transmit signals to, and receive signals from…

DRIVE·May 14·1 min read

B60R25/24 NXP USA, Inc.

SYSTEM AND METHOD FOR AMBIENT POWER (AMP) TRANSMISSION

Embodiments of a method and apparatus for wireless communications are disclosed. In an embodiment, a wireless device includes a controller configured to generate an AMbient Power (AMP) transmission el…

DRIVE·May 7·1 min read

H02J50/80 NXP USA, Inc.

CHANNEL SOUNDING LOCALIZATION WITH MULTIPLE VEHICLE ANCHORS

A method for Channel Sounding (CS) localization with multiple vehicle anchors includes performing a CS procedure to generate a first remote data at a digital key and a first local data at a first one …

DRIVE·Jan 22·2 min read

B60R25/30 NXP USA, Inc.

Compliant Stops for MEMS Inertial Device Drive PLL Stability

A MEMS inertial sensor device, method of operation, and fabrication process are described with a MEMS inertial sensor, drive actuation unit, drive measurement unit, and PLL circuit coupled together in…

DRIVE·Jan 16·1 min read

G01C19/5719 NXP USA, Inc.

COMMON MODE REJECTION STRUCTURES FOR MEMS DEVICES

A MEMS device and method of forming the same includes paired masses suspended above a substrate includes linkages that couple pairs of masses to each other. Inner sense linkages couple interior edges …

DRIVE·Jan 2·1 min read

B81B7/02 NXP USA, Inc.

CLOSED LOOP POWER LOSS CONTROL OF WIRELESS POWER TRANSMISSION, AND METHODS FOR WIRELESS POWER TRANSMISSION

Power transmission associated with wireless charging of a battery of an electronic device or powering of the electronic device comprises determining a power loss associated with transmitting a power s…

DRIVE·Jan 11·1 min read

H02J50/80 NXP USA, Inc.

WIRELESS POWER TRANSMITTER WHICH DETECTS LOW COUPLING WITH A WIRELESS POWER RECEIVER, AND METHODS FOR WIRELESS POWER TRANSMISSION

A wireless power transmitter to wirelessly transmit power applies a current or voltage to a transmitter coil based on an indication of coupling being in a predetermined range. The current or voltage w…

DRIVE·Nov 9·1 min read

H02J50/90 NXP USA, Inc.

SYSTEMS AND METHODS FOR PULSE WIDTH MODULATION SHAPING

A system and method is disclosed, to generate an AC signal having a positive and negative half-cycles, each comprising a plurality of PWM pulses each with an individually designated pulse width, the s…

DRIVE·Apr 13·2 min read

H03K3/017 NXP USA, Inc.

WIRELESS CHARGING TRANSMITTER AND METHOD FOR CONTROLLING THE WIRELESS CHARGING TRANSMITTER

A wireless charging transmitter includes first and second input terminals for receiving an input voltage from a power source, a coil, an inverter having first and second inverter input terminals coupl…

DRIVE·Jan 5·1 min read

H02J50/10 NXP USA, Inc.

WIRELESS CHARGING METHOD, DEVICE AND SYSTEM

A method of compensating for temperature dependent Q factor variations in a wireless charger includes receiving, by the wireless charger, a reference Q factor value from a device to be charged. The me…

DRIVE·Dec 29·1 min read

H02J50/80 NXP USA, Inc.

WIRELESS CHARGER, SYSTEM AND METHOD

A wireless charger includes a plurality of charging units for charging wirelessly chargeable devices. Each charging unit includes one or more transmit coils for producing a wireless charging signal. E…

DRIVE·Dec 29·1 min read

H02J50/80 NXP USA, Inc.

MULTIPLE AND SINUSOIDAL PULSE WIDTH MODULATION FOR WIRELESS CHARGING

Transferring wireless power using a multiple pulse width modulation M-PWM driver signal includes generating the multiple PWM driver signal such that the pulse width varies in accordance with the magni…

DRIVE·Oct 13·1 min read

H02M7/5395 NXP USA, Inc.

ANGULAR RATE SENSOR BASED ON FREQUENCY MODULATION AND DRIVE STRATEGY FOR SAME

An angular rate sensor includes first and second proof masses spaced apart from a surface of a substrate. One each of first and second drive systems is interconnected with one each of the first and se…

DRIVE·Sep 8·2 min read

G01C19/5747 NXP USA, Inc.

HIGH FREQUENCY PULSE WIDTH MODULATION SHAPING

Duty cycles of pulse width modulation (“PWM”) pulses are determined by measurements taken with respect to an internally generated clock signal. One of these measurements calculates, in a continuous dy…

DRIVE·Sep 1·1 min read

H03K3/017 NXP USA, Inc.

ANGULAR RATE SENSOR WITH CENTRALLY POSITIONED COUPLING STRUCTURES

An angular rate sensor includes first, second, third, and fourth proof masses spaced apart from a surface of a substrate, each of the first, second, third, and fourth proof masses being configured to …

DRIVE·Aug 18·1 min read

G01C19/5712 NXP USA, Inc.

WIRELESS CHARGING PULSE GENERATOR

A controller for generating a sequence of pulse is disclosed. The controller includes a plurality of pulse width modulation (PWM) modules. Each PWM Module configured to generate a first sequence of pu…

DRIVE·Apr 21·2 min read

H02J50/12 NXP USA, Inc.

SWITCH

A switch comprising: a channel path comprising first and second MOS transistors with common source and gate terminals and drain terminals defining first and second terminals of the channel path; and c…

DRIVE·Jan 6·1 min read

H03K17/6872 NXP USA, Inc.

SWITCH

DRIVE·Jan 6·1 min read

H01M10/482 NXP USA, Inc.

SIGMA-DELTA ANALOGUE TO DIGITAL CONVERTER

A sigma-delta ADC comprising: a first-input-terminal configured to receive a first-high-voltage-analogue-input-signal; a second-input-terminal configured to receive a second-high-voltage-analogue-inpu…

DRIVE·Dec 23·1 min read

H03M3/458 NXP USA, Inc.

VOLTAGE REGULATOR

A voltage regulator comprising a reference current generator coupled between a supply terminal and a reference terminal and configured to provide a reference current that is independent of an operatin…

DRIVE·Dec 23·1 min read

G05F3/267 NXP USA, Inc.

HYBRID WIRELESS POWER TRANSFER SYSTEM FOR AN ELECTRONIC DEVICE

A respective first signal is applied to a first terminal of each of one or more litz coils and each of one or more printed circuit board (PCB) coils. A respective second signal is received from a seco…

DRIVE·Dec 16·2 min read

H02J50/10 NXP USA, Inc.

DYNAMIC SAFE STATE CONTROL OF ELECTRICAL MOTOR BASED ON VEHICLE SPEED

A dynamic safe state control circuit is disclosed that controls an electrical motor based on vehicle speed. A microcontroller or other processing device is configured to control an inverter system of …

DRIVE·Oct 28·1 min read

B60L15/20 NXP USA, Inc.

INDUCTIVE POWER TRANSFER DEVICE

One example discloses an inductive power transmit device, including: a power controller configured to be coupled to a set of primary inductive coils; wherein the power controller is configured to supp…

DRIVE·May 6·2 min read

H02J50/90 NXP USA, Inc.