Various embodiments of the present disclosure provide a power device including at least one first conductive element adapted to generate a magnetic field when traversed by a current, and characterised in that it further comprises a Hall sensor electrically insulated from the first conductive element. The sensor and the first conductive element are mutually arranged so as to detect said magnetic field indicative of the current that traverses the first conductive element.

A current transformer having a body having an upper half and a lower half hingedly connected to the upper half, a pair of ferrite cores located within one of the upper half and the lower half of the body, the pair of ferrite cores defining a gap formed between each ferrite core of the pair of ferrite cores, and a sensor located within the gap formed between each ferrite core of the pair of ferrite cores.

Systems and methods of disabling user control interfaces during attachment of a wearable electronic device to a portion of a user's clothing or accessory are disclosed. The wearable electronic device can include inertial measurement units (IMUs), optical sources, optical sensors or electromagnetic sensors. Based on the information provided by the IMUs, optical sources, optical sensors or electromagnetic sensors, an electrical processing and control system can make a determination that the electronic device is being grasped and picked up for attaching to a portion of a user's clothing or accessory or that the electronic device is in the process of being attached to a portion of a user's clothing or accessory and temporarily disable one or more user control interfaces disposed on the outside of the wearable electronic device.

Signal processing circuit for a Hall sensor and signal processing method. Signal processing circuits for four-phase spinning Hall magnetic field sensors, corresponding methods and corresponding magnetic field sensor apparatuses are provided. In this case, a correction signal (c) is generated on the basis of a first feedback signal (fb1) and a second feedback signal (fb2), wherein the first feedback signal (fb1) is provided with a shorter signal propagation time than the second feedback signal (fb2).

A system for detecting a presence of a feature or function of an output device used with an electronic device. The system includes a connector associated with the output device, the connector having a magnetic region comprising one or more magnetized members to provide a magnetic field. The system further includes a magnetic sensor associated with the electronic device, the magnetic sensor being positioned proximate a connection port of the electronic device, the connection port being configured to receive the connector to enable the magnetic sensor to detect a presence of the magnetic field and to determine the feature or function of the output device. The system further includes control logic associated with the magnetic sensor, the control logic controlling the electronic device based on the presence of the magnetic field and according to the determined feature or function of the output device.

An electronic device according to various embodiments may include: a hall integrated circuit (IC) configured to detect magnetic flux generated by an external device enclosing at least a portion of the electronic device; a wireless charging circuit; and at least one processor configured to be connected to the hall IC and the wireless charging circuit, wherein the at least one processor is configured to: receive an output value for the detected magnetic flux from the hall IC; and control the wireless charging circuit, based on the output value.

An electronic device according to various embodiments may include: a hall integrated circuit (IC) configured to detect magnetic flux generated by an external device enclosing at least a portion of the electronic device; a wireless charging circuit; and at least one processor configured to be connected to the hall IC and the wireless charging circuit, wherein the at least one processor is configured to: receive an output value for the detected magnetic flux from the hall IC; and control the wireless charging circuit, based on the output value.

A Hall element that exhibits an anomalous Hall effect includes a substrate and a thin film as a magneto-sensitive layer on the substrate, the thin film having a composition of Fe.sub.xSn.sub.1-x, where 0.5≤x<0.9. The thin film may be made of an alloy of Fe and Sn, and a dopant element. The dopant element may be a transition metal element that modulates spin-orbit coupling or magnetism. The dopant element may be a main-group element that has a different number of valence electrons from Sn and modulates carrier density. The dopant element may be a main-group element that modulates density of states.

A Hall element that exhibits an anomalous Hall effect includes a substrate and a thin film as a magneto-sensitive layer on the substrate, the thin film having a composition of Fe.sub.xSn.sub.1-x, where 0.5≤x<0.9. The thin film may be made of an alloy of Fe and Sn, and a dopant element. The dopant element may be a transition metal element that modulates spin-orbit coupling or magnetism. The dopant element may be a main-group element that has a different number of valence electrons from Sn and modulates carrier density. The dopant element may be a main-group element that modulates density of states.

A sensor comprises a housing; and a lead frame comprising at least three elongated leads having an exterior portion extending from the housing; and a magnetic sensor circuit disposed in the housing and connected to the lead frame. The housing comprising at least two recesses or at least two lateral protrusions arranged on two opposite sides of the housing, for allowing the sensor to be mounted to the support. A component assembly comprising said sensor mounted on a support, the support comprising a plurality of first and second posts and a plurality of electrical contacts. A method of producing said component assembly, comprising the step of arranging said sensor with its elongated leads adjacent the first posts, and arranging its lateral protrusions and/or lateral recesses adjacent the second posts, and connecting the elongated leads to the electrical contacts.