NXP Semiconductors

The present disclosure relates to a controller configured to: receive a channel impulse response from a UWB node operating in a radar mode, wherein the UWB node is mounted in a vehicle and directed towards a traversal surface of the vehicle such that the channel impulse response is indicative of reflections of a radar signal from the traversal surface; characterise an irregularity in the traversal surface based on the received channel impulse response and one or more signature channel impulse responses, CIRs, wherein each of the signature CIRs are indicative of an irregularity which may be identified in the CIR of the UWB node.

A method of manufacturing a semiconductor device is provided. The method includes affixing a plurality of semiconductor die on a first major side of a leadframe having a plurality of package sites, each semiconductor die affixed at a respective package site, the leadframe selectively plated such that un-plated regions are formed between the package sites. An encapsulant encapsulates the plurality of semiconductor die and the first major side of the leadframe. A second major side of the leadframe is exposed through the encapsulant. The un-plated regions are etched from the second major side of the leadframe to electrically isolate each package site from one another.

A three-dimensional (3D) magnetoresistive random access memory (MRAM) device includes a plurality of stacked cells (106, 106-1, 106-2, ...), a plurality of stacked insulating layers (120), and a first interconnect structure (116) of a first type. The plurality of cells (106, 106-1, 106-2, ...) are stacked in a direction perpendicular to a major surface of a substrate (504) of the 3D MRAM device. Each cell of the first plurality of cells (106, 106-1, 106-2, ...) is separated by an insulating layer of the plurality of insulating layers (120) from another cell of the plurality of cells. Each cell of the first plurality of cells (106, 106-1, 106-2, ...) includes a magnetic tunnel junction (MTJ) structure (108) and a second interconnect structure (130) of a second type configured to interface with the MTJ structure (108) of the cell. The first interconnect structure (116) is oriented orthogonally to the second interconnect (130) of each cell of the plurality of cells, and extends through the plurality of cells (106, 106-1, 106-2, ...) to interface with the MTJ structure (108) in each cell.

One example discloses a wireless communications device, including: a first receiver input configured to be coupled to a first end of an antenna and a first end of a sense resistor; wherein the sense resistor is coupled in series with the antenna; a second receiver input configured to be coupled to a second end of the sense resistor; a controller configured to determine an antenna current (Iant) flowing through the antenna based on a voltage between the first receiver input and the second receiver input; wherein the controller is configured to increase the antenna current if the antenna current is below a first predetermined value; and wherein the controller is configured to decrease the antenna current if the antenna current is above a second predetermined value.

A medical device comprising: a pump unit, wherein the pump unit is configured to control a pump such that the pump is configured to deliver a treatment to a user as required; a power supply unit comprising one or more batteries; an emergency unit configured to perform an emergency procedure if a fault is detected in one or more circuits of the medical device; and a capacitor; wherein the power supply unit is configured to charge the capacitor; the capacitor is configured to power the pump unit; and the capacitor is configured to provide power to the emergency unit.

One example discloses A device, including: a conductive element having a first radius of curvature and a second radius of curvature; a set of tiling elements; wherein the tiling elements are located within a predetermined distance from the first radius of curvature of the conductive element; wherein the tiling elements are located beyond the predetermined distance from the second radius of curvature of the conductive element; and wherein the first radius of curvature is different from the second radius of curvature.

In accordance with a first aspect of the present disclosure, a vehicle access system is provided, comprising: a near field communication (NFC) front-end, wherein said NFC front-end comprises a first secure element; an access controller operatively coupled to the NFC front-end, wherein said access controller comprises a second secure element configured to verify data provided by the first secure element; wherein the first secure element and the second secure element are configured to establish a secure communication channel for transmitting said data from the first secure element to the second secure element. In accordance with further aspects of the present disclosure, a corresponding method of operating a vehicle access system is conceived, and a computer program for carrying out said method is provided.

A radar apparatus includes a correlator that operates on sequences of Lc signal values to generate a correlation r[n]. Based on an object detection or map data, only certain block(s) of r[n] of length Lc/d (d is an integer) are generated from corresponding signal value blocks, or are selected for subsequent processing. Computation times for range and velocity are significantly reduced as a result. The radar apparatus adapts by generating or selecting different block(s) or r[n] based on a different object detection or different map data.

Dual edge synchronizers and methods of using dual edge synchronizers to filter out glitches are provided. Dual edge synchronizers include a first two flip-flop synchronizer, a second two flip-flop synchronizer in parallel with the first two flip-flop synchronizer, a plurality of gates that receive the outputs from the two synchronizers and implement a gate logic to generate an enable signal and a D input signal that are passed to a latch. The latch generates a dual edge synchronizer output signal, wherein a change in the state of the D input signal is passed as a change in the state of the dual edge synchronizer output signal when the enable signal is high and is not passed as the dual edge synchronizer output signal when the enable signal is low.

In accordance with a first aspect of the present disclosure, a vehicle access system for use in a vehicle is provided, the vehicle access system comprising: a detection unit configured to detect whether at least one external access device is present within a predefined area around the vehicle; and a controller operatively coupled to the detection unit, wherein the controller is configured to control a level of activity of the detection unit in dependence on a predetermined probability that the vehicle will be accessed within predefined time slots. In accordance with further aspects of the present disclosure, a corresponding operating method is conceived, and a computer program for carrying out said method is provided.