Abstract: A charging system for wirelessly charging a smart device positioned over the charging system with a charger connectable to an electrical power source for charging the smart device, like a smartphone, and can be inserted inside a furniture through an opening located at its top surface; a fixing element compatible with the opening and affixed to the charger for maintaining the charger fixably engaged inside the opening below the top surface; and a removable cap for capping the fixing element. When the removable cap is made of a transparent material, the charging system is configured to provide an advertising message presented on a support affixable to the bottom surface of the transparent cap, the message being then visible through the transparent cap.

Abstract: A battery charging apparatus for device charging in a vehicle includes a charging device compartment, a housing, a blower, a charger, and a duct. The charging device compartment is configured to retain at least one device. The housing includes a top member, a bottom member, and an accommodating space. The housing further includes an air-return port. The blower is in the housing and has an input port and an output port. The charger is in the housing and between the top member of the housing and the blower. The duct has an input port and an output port. The input port of the duct is coupled to the output port of the blower, and the output port of the duct is coupled to the air-return port of the housing. The duct forms a barrier between the accommodating space and the air-return port of the housing.

Abstract: An electric power system includes a plurality of power adjustment resources electrically connectable to a power grid, and a management device configured to manage the power adjustment resources. The management device is configured to acquire a first request signal for requesting demand-and-supply adjustment in the power grid, and a second request signal for requesting the power adjustment resources to adjust electric energy in a predetermined period, transmit a power command signal indicating a command power value for each predetermined interval in the predetermined period to a predetermined power adjustment resource included in the power adjustment resources, and generate the power command signal to respond to both requests of the first request signal and the second request signal.

Abstract: The present disclosure provides a method of selectively charging or discharging a system with multiple battery packs connected in parallel when at least one of the battery packs has a significantly different voltage or states of charge (SOCs) than the other battery packs. The method includes charging or discharging the battery pack(s) with a voltage or state of charge (SOC) farthest from a target value until the voltage(s) or SOC(s) is within a range of another battery pack at which point the battery packs may be connected and charging or discharging can resume for the set of connected packs. This process is repeated until all the battery packs are at a predetermined minimum or maximum voltage or SOC threshold. The present disclosure also provides a method for selectively operating and charging at least one of a plurality of battery packs depending on the respective states of the battery packs.

Abstract: A power receiver device of a non-contact power feeding device includes a plurality of resonance circuits that receive power from a power transmitter device, a voltage detection circuit that detects an output voltage from the plurality of resonance circuits, and a control circuit. Receiver coils of the plurality of resonance circuits are arranged so as to be electromagnetically coupled to each other. At least one of resonance circuits includes a variable capacitance circuit that is connected to the receiver coil of the resonance circuit and is regulatable in capacitance. The control circuit regulates the capacitance of the variable capacitance circuit in accordance with the output voltage.

Abstract: An adapter for converting a dumb charger into a smart charger comprises a first input interface for interconnecting the adapter with a first charging connector of the dumb charger. A second input interface interconnects the adapter with a second charging connector of an electric vehicle. A wireless communications interface provides wireless connectivity to the adapter. Control circuitry interconnects the first input interface with the second input to provide a power connection for selectively providing a charging signal from the first input interface to the second input interface responsive to commands received over the wireless communications interface.

Abstract: Attachment devices that can secure a phone or other electronic device in place in a vehicle or other structure. One example can provide an attachment device that can include a stalk portion to attach to a surface or structure in a vehicle, such as a vent cover, dashboard, monitor, cup holder or other surface or structure. The attachment device can further include an attachment feature to provide for an attachment to the electronic device. Further examples can provide power for a phone or other electronic device.

Abstract: Two or more batteries may be in a switching para-series circuit arrangement where a set of batteries are connected, in both parallel and series arrangement in two independent phases, using fast switching devices, where the output to the load is the average voltage based on the duty cycles. Renewable energy power source such as solar panels may be coupled with batteries in parallel connection in a first phase and the same batteries connected in series to the load in a second phase, using transistor switches that, first, enables simultaneous charging and discharging of the batteries, and second, enables voltage shifting from the solar panel, as the additional batteries in series provide the required voltage to the load and where the duty cycles of charging and discharging is adjustable to convert the voltage waveform.

Abstract: An electrical system can include a rechargeable energy storage system (RESS) and a direct current to direct current (DC-DC) converter. The DC-DC converter is connected to the RESS and configured to connect to a DC charging station. The DC-DC converter is configured to selectively connect the RESS to the DC charging station such that a charging current is selectively provided to the RESS during a recharging operation.

Abstract: A system for charging a battery is provided. The system includes a first and a second container, each including receptacles shaped to receive a battery and protrusions each being aligned with a receptacle, wherein a number of receptacles and protrusions in the first container is greater than a number of receptacles and protrusions in the second container. The system also includes a charging device including charging bays each being shaped to receive a protrusion. The charging bays are arranged in rows and columns with a number of columns corresponding to a number of receptacles in the first container and a number of rows corresponding to a number of receptacles in the second container. Each of the charging bays comprises an antenna configured to provide charging power to a battery disposed in a receptacle. The charging device includes a charging controller to provide charging power to the battery via the antenna.

Abstract: An apparatus for generating an output voltage including a microcontroller unit (MCU) configured to selectively generate a data modulating signal; and a voltage regulator configured to generate an output voltage modulated based on the data modulating signal. Another aspect relates to a method of generating an output voltage comprising selectively generating a data modulating signal; and bucking and boosting an output voltage based on the data modulating signal. An additional aspect relates to an apparatus for generating an output voltage comprising means to selectively generate a data modulating signal, and means for bucking and boosting an output voltage based on the data modulating signal.

Abstract: A control device according to the invention, comprises a first electrode, electrically connected to a power unit, that receives a first electric power from the power unit as charging power of a battery, a second electrode, provided to be able to be electrically connected to a predetermined power source, that can receive a second electric power from the predetermined power source as the charging power of the battery, and a rectifier element, arranged in an electric path between the first electrode and both the battery and the second electrode, so as to allow passage of the first electric power from the power unit to the battery, and to regulate passage of the second electric power from the predetermined power source electrically connected to the second electrode to the power unit.

Abstract: A battery is provided that uses supercapacitors and battery cells connected by switches among themselves and to input and output terminals via multiplexed selection under the control of a microprocessor or microcontroller. The supercapacitors and battery cells of the battery may independently, or in combination, power an electric vehicle. The battery may be operated in several modes, at least one of which may be used to power an electric vehicle long enough to reach a charging station in connection with charge on the battery cells being partially or almost completely depleted. The battery may also deliver charge while the battery cells and/or the supercapacitors are being charged. The battery may be fast charging on-the-run in that the supercapacitors may be charged faster than the battery cells permitting an electric vehicle to be powered without spending considerable time, that would otherwise be required at a conventional charging station with traditional batteries.

Abstract: A charging cable configured to obtain power from different power supply devices for delivery to a chargeable electronic device, and to techniques and equipment to enable the charging cable to identify current limitation of the connected power supply device and to enforce that current limit via the charging cable. The charging cable has a logic circuit coupled to signal pins to detect a signal indicating a power limitation of the power supply device. The logic circuit controls a current limiter connected in the power delivery bus of the charging cable to limit current flowing through the charging cable.

Abstract: A method for monitoring an energy supply in a motor vehicle. At least one energy reservoir supplies energy to several preferably safety-relevant loads in a partial vehicle electrical system. At least one measured variable of an energy reservoir and/or of at least one load is detected. At least one wiring harness model is provided which models the partial vehicle electrical system. A parameter estimator is provided which assesses at least one characterizing variable of the wiring harness model using the measured variable.

Abstract: A variety of barcode scanner assemblies for inductive charging include a reader, a stand, a first inductive coil having a first coil axis, and a second inductive coil having a second coil axis. For some assemblies, in the charging position, gravity and a cradle of the stand urge alignment of the first inductive coil and the second inductive coil along the first coil axis and the second coil axis and minimize a gap between the first coil axis and the second coil axis. For some assemblies, in the charging position, a torque is exerted upon the reader by gravity, the torque urging proximity between the first inductive coil and the second inductive coil and alignment features of the stand urge alignment of the first inductive coil and the second inductive coil along the first and second coil axes.

Abstract: A multi-port charger includes two or more integrated power delivery modules electrically coupled to an AC-to-DC power converter. Each of the integrated power delivery modules includes a module controller in signal communication with a digital communication bus, a USB-PD controller, a switch-mode DC-to-DC power converter which is configured to provide an adjustable output voltage to a sink device via a USB voltage bus, a first analog-to-digital converter (ADC) circuit in signal communication with the USB-PD controller and the USB voltage bus to generate a digital representation of the output voltage, and a second ADC circuit in signal communication with the USB-PD controller and the USB voltage bus to provide a digital representation of an output current provided by the switch-mode DC-to-DC power converter to the sink device.

Abstract: A method of charging and distributing power between a plurality of rechargeable batteries includes providing a battery charging circuit configured to supply a charging current to a first rechargeable battery of the plurality of rechargeable batteries, and to provide the charging current to a second rechargeable battery of the plurality of rechargeable batteries, supplying the charging current to the first rechargeable battery of the plurality of rechargeable batteries, and switching the battery charging circuit to supply the charging current to the second rechargeable battery of the plurality of rechargeable batteries.

Abstract: The present application discloses a multi-port energy storage battery. The multi-port energy storage battery comprises a battery case including a first port, a second port and a third port; a battery module, including a first interface, the first interface is connected to the first port, the battery module is configured to connect an external power supply module via the first port and first interface, so as to charge the battery module; a DC-DC converter, including a second interface and a third interface, the second interface is connected with the first interface, and the third interface is connected with the second port, the DC-DC converter is configured to boost battery voltage to a DC high voltage and then output it through the second port; a DC-AC converter, including a fourth interface and a fifth interface, the fourth interface is connected with the first interface, the fifth interface and the third port.

Abstract: A charger includes a housing with an interface positioned in a front wall and configured to engage a battery pack. The interface includes charging terminals positioned between a first rail and a second rail, a first groove positioned between the first rail and a wall of the housing, and a second groove positioned between the second rail and the wall of the housing. The interface is in communication with an interior of the housing. A fan is coupled within the housing adjacent the interface, and an air passage member includes a hollow body that has a first end coupled to the fan and a second end spaced apart from the first end extending through another wall of the housing. The fan is operable to suck an air flow into the housing from outside the housing and guide the air flow through the air passage member to the interface.