Abstract: A dynamic wireless power transfer base pad can include a housing, a first conductor, a second conductor, and a third conductor. The first conductor can be disposed within the housing substantially along a circumference and can be configured to conduct a first current to produce a first magnetic field. The second conductor can be disposed at a first end within the housing and can be configured to conduct a second current to produce a second magnetic field. A magnetic field at the first end can include a constructive superimposition of the first magnetic field with the second magnetic field. The third conductor can be disposed at a second end within the housing and can be configured to conduct a third current to produce a third magnetic field. A magnetic field at the second end can include a constructive superimposition of the first magnetic field with the third magnetic field.

Abstract: An electronic device is disclosed. The electronic device discloses a plurality of wireless charging antennas, a plurality of shielding partition layers, at least some of the plurality of shielding partition layers disposed between the plurality of wireless charging antennas, a plurality of external device-receiving grooves formed through spaces defined between pairs of the shielding partition layers, and a processor electrically coupled to the plurality of wireless charging antennas. The processor is configured to: determine whether at least one external device is inserted into at least one of the plurality of external device-receiving grooves, and when the at least one external device is inserted into the at least one of the plurality of external device-receiving grooves, wirelessly transmit power through at least one wireless charging antenna corresponding to the at least one of the plurality of external device-receiving grooves into which the at least one external device is inserted.

Abstract: An example operation includes one or more of wirelessly notifying, via a charging station, at least one transport of a group of identified transports of a needed amount of energy stored in the at least one transport prior to the at least one transport being connected to the charging station.

Abstract: A vehicle includes a battery, an electric machine, and a controller. The battery has a state of charge. The electric machine is configured to draw electrical power from the battery to propel the vehicle in response to an acceleration request and to deliver electrical power to the battery to recharge the battery. The controller is programmed to adjust an estimation of battery state of charge based on a feed forward control that includes a coulomb counting algorithm, a first feedback control that includes a first battery model, and a second feedback control that includes a second battery model. The controller is further programmed to control the electrical power flow between the battery and the electric machine based on the estimation of the state of charge of the battery.

Abstract: A battery charger includes a housing having support structure for simultaneously supporting at least two batteries of different types for charging including a first battery of a first type and a second batter of a second type. The battery charger further includes charger electronics supported by the housing and operable to output charging current to charge the first battery and charging current to charge the second battery. A fan is operable to cause air flow through the housing. A fan speed of the fan is adjustable based on a temperature of the battery charger (i) while at least one of the at least two batteries is coupled to the battery charger for charging and (ii) while no batteries are coupled to the battery charger for charging.

Abstract: Inductive wireless power transfer systems are provided for medical devices, such as implantable medical devices (IMDs). The systems may comprise a transmitter unit and a receiver unit and may be configured for transferring power and/or signals from the transmitter unit to the receiver unit and/or vice versa. The transmitter unit may comprise an energy source, a transmitter antenna, and a supply line connected in between the energy source and the antenna. The receiver unit may comprise a receiver antenna and a rectifier output. The transmitter antenna and the receiver antenna may be configured to provide a wireless power transfer link. The supply line may comprise a virtual resistance unit, which may be configured to provide a virtual resistance, which may be determined such that the rectifier output provides a substantially constant or less varying charge current over a predetermined distance range, for a large range of implant depths.

Abstract: A computer-implemented method for power grid anomaly detection using a convolutional neural network (CNN) trained to detect anomalies in electricity demand data and electricity supply data includes receiving (i) electricity demand data comprising time series measurements of consumption of electricity by a plurality of consumers, and (ii) electricity supply data comprising time series measurements of availability of electricity by one or more producers. An input matrix is generated that comprises the electricity demand data and the electricity supply data. The CNN is applied to the input matrix to yield a probability of anomaly in the electricity demand data and the electricity supply data. If the probability of anomaly is above a threshold value, an alert message is generated for one or more system operators.

Abstract: A battery management system may include: a charge control switch disposed in a high current path between a plurality of pack terminals and a battery module; and a controller configured to detect a cell voltage of each of a plurality of cells included in the battery module and a charging current flowing through a high current path, to determine an overvoltage state of the battery module based on presence or absence of the charging current and the cell voltage of each of the cells, and to turn off the charge control switch when the battery module is determined to be in an overvoltage state.

Abstract: An electronic device is provided. The electronic device includes a battery and a power management module electrically connected to the battery and configured to manage a charging or a discharging of the battery. The power management module includes a first charging circuit configured to include a first switch group, a first capacitor, and a first inductor, a second charging circuit configured to include a second switch group, a second capacitor, and a second inductor, and a power path distributor configured to distribute power from a first external power supply device or a second external power supply device to the first charging circuit or the second charging circuit.

Abstract: Charging devices according to embodiments of the present technology may include a housing including an input configured to receive power from a power source and provide power to internal components of the charging device. The charging devices may include a ferrite. The ferrite may be coupled with electrical ground. The charging devices may also include a conductive coil seated in the ferrite. The conductive coil may be configured to generate an electromagnetic field from an AC signal.

Abstract: A device for controlling wireless charging output power based on a PWM integrating circuit includes a magnetic-resonance transmitting module and a magnetic-resonance receiving module. The magnetic-resonance transmitting module includes a wireless charging base, a Bluetooth master circuit, a DC/DC regulator circuit, a PWM integrating circuit, a radio-frequency power amplifier source, a radio-frequency current sampling circuit and a magnetic-resonance transmitting antenna. Both the radio-frequency power amplifier source and the magnetic-resonance transmitting antenna are mounted at the wireless charging base. The magnetic-resonance transmitting antenna is connected to the magnetic-resonance receiving module. The magnetic-resonance receiving module includes a cooling fin, a magnetic-resonance receiving antenna, a Bluetooth slave circuit, a receiving rectifier and regulator circuit and a charging control circuit.

Abstract: In an approach, a processor receives an input indicative of a set of registers, the set of registers being configured for obtaining output data from a design-under-test (DUT) in a field-programmable gate array (FPGA) module. A processor executes a set of instructions for monitoring the output data in the set of registers;. A processor generates data indicative of at least one portion of changes of the output data in the set of registers during the execution of the set of instructions. A processor causes a separate machine to analyze the data via utilizing an interface to send the data to the separate machine.

Abstract: An electrical power generation system has a thermal battery and a thermoelectric module positioned proximate to the thermal battery. The thermoelectric module has a first side thermally coupled to the exterior of the housing; and an electrical circuit configured to conduct electrical current from the thermoelectric module to an electrical load. The electrical circuit can be configured to conduct electrical current from the thermal battery to the electrical load while the voltage produced by the thermal battery is above a threshold and to conduct electrical power from the thermoelectric module when the voltage produced by thermal battery drops below the threshold.

Abstract: A power supply device that supplies power to multiple carts, a cart, and a method for charging such cart are provided. According to an embodiment of the present disclosure, the power supply device that supplies the power to the multiple carts calculates charging allocation of carts based on priorities of the carts to control charging of the carts.

Abstract: Systems and methods for managing flow batteries utilize a battery management controller (BMC) coupled between a flow battery and a DC/DC converter, which is coupled to an electrical grid or a photovoltaic device via an inverter. The inverter converts an AC voltage to a first DC voltage and the DC/DC converter steps down the first DC voltage to a second DC voltage. The BMC includes a first power route, a second power route, and a current source converter coupled to the second power route. The BMC initializes the flow battery with a third DC voltage using the current source converter until a sensing circuit senses that the voltage of the flow battery has reached a predetermined voltage. The sensing circuit may include a capacitor, which has a small capacitance and is coupled across each cell of the flow battery, coupled in series between two resistors having very large resistances.

Abstract: Measuring circuits including switched capacitors, and related systems, methods, and devices are disclosed. A measurement circuit includes a flying capacitor, a grounded capacitor, a first switch, a second switch, a third switch, and a fourth switch. The first switch is configured to selectively electrically connect an electrochemical cell cathode node to a first terminal of the flying capacitor. The second switch is configured to selectively electrically connect an electrochemical cell anode node to a second terminal of the flying capacitor. The third switch is configured to selectively electrically connect the first terminal of the flying capacitor to a third terminal of the grounded capacitor. The fourth switch is configured to electrically connect the second terminal of the flying capacitor to a fourth terminal of the grounded capacitor. The fourth terminal is electrically connected to the reference voltage potential node.

Abstract: Methods for processing data from a metrology process and for obtaining calibration data are disclosed. In one arrangement, measurement data is obtained from a metrology process. The metrology process includes illuminating a target on a substrate with measurement radiation and detecting radiation redirected by the target. The measurement data includes at least a component of a detected pupil representation of an optical characteristic of the redirected radiation in a pupil plane. The method further includes analyzing the at least a component of the detected pupil representation to determine either or both of a position property and a focus property of a radiation spot of the measurement radiation relative to the target.

Abstract: The present disclosure is related to a wireless charging module and an electronic device thereof. The wireless charging module includes a base, at least one magnetic shielding sheet, and a coil. The base includes at least two metal melting regions. Each metal melting region includes an opening, and a blocking region disposed at the opening. The magnetic shielding sheet is disposed on the base. The magnetic shielding sheet partially exposes the two metal melting regions and the openings. The coil is disposed on the magnetic shielding sheet. The coil includes two leads. The two leads are respectively disposed on the two metal melting regions. The two leads are disposed in the blocking regions and the openings. The electronic device includes the wireless charging module and a power supply. The wireless charging module is electrically connected to the power supply.

Abstract: Methods and apparatus for online foreign object detection for use with wireless charging systems. In an embodiment, an apparatus is provided that comprises a resonant circuit having a foreign object detection (FOD) coil that is energized by an online power transfer coil. The resonant circuit outputs a time-decaying resonate signal that indicates whether or not a foreign object is present. The apparatus also comprises a determination circuit that determines a decay time from the time-decaying resonate signal, and a detector circuit that outputs a detection signal having a first state when the decay time is greater than a threshold value to indicate that a foreign object is not present. The detector circuit also outputs the detection signal having a second state when the decay time is not greater than the threshold value to indicate that a foreign object is present.

Abstract: A processor-implemented neural network method includes: generating a bit vector based on whether each of a plurality of input activations within a neural network is 0; merging the bit vector into the input activations such that bit values within the neural network included in the bit vector are most significant bits (MSBs) of multi bit expressions of the input activations; merging the bit vector into weights such that the bit values included in the bit vector are MSBs of multi bit expressions of the weights; sorting the input activations and the weights based on bits corresponding to the MSBs; and implementing the neural network, including performing operations between the sorted input activations and the sorted weights.