Abstract: A wireless charging Faraday container can include a container formed of a conductive material defining a cavity for protective storage of an electronic device; a wireless power transmitter positioned outside of the cavity; and a wireless power receiver positioned within the cavity and in wireless electrical communication with the transmitter. The transmitter is configured to convert received electrical current to wireless energy and to transmit the wireless energy through the container to the receiver, and the receiver is configured to receive and convert the wireless energy to electricity and to provide the electricity to the at least one electronic device.

Abstract: A method includes determining a charging port mode by receiving a data contact detect (DCD) Complete signal, reducing a voltage on a first data pin of a Universal Serial Bus (USB) connector of a portable device, and determining that a condition is true when a voltage on a second data pin of the USB connector is equal to or greater than 0.8 to 2.0 Volts (V), and is false otherwise. When the condition is true, a first signal is sent on a control circuit output indicating indicate that the PD is connected to a dedicated charging port (DCP) of Divider 0 mode. When the condition is false, a second signal is sent on the control circuit output indicating that the PD is connected to a DCP of 1.2V short mode.

Abstract: A hand warmer charging case includes an accommodating housing and an accommodating cover. The accommodating housing is provided with a storage space for storing a target hand warmer. The accommodating housing is further provided with an accommodating space. The accommodating space is configured to accommodate a rechargeable power supply and a circuit board matched with the rechargeable power supply. The accommodating cover is movably connected to the accommodating housing in a movable manner, and is configured to close or open the storage space. During use, the accommodating cover that cooperates with the accommodating housing is opened to opening the storage space provided in the accommodating housing. A power bank hand warmer that needs to be charged or is temporarily in idle is put into the storage space, and the accommodating cover that cooperates with the accommodating housing is closed, thereby closing the storage space provided in the accommodating housing.

Abstract: A carry case for an electronics-enabled eyewear device, such as smart glasses, has charging contacts that are movable relative to a storage chamber in which the eyewear device is receivable. The charging contacts are connected to a battery carried by the case for charging the eyewear device via contact coupling of the charging contacts to corresponding contact formations on an exterior of the eyewear device. The charging contacts are in some instances mounted on respective flexible walls defining opposite extremities of the storage chamber. The contact formations on the eyewear device are in some instances provided by hinge assemblies that couple respective temples to a frame of the eyewear device.

Abstract: A battery pack power cutting off apparatus is discussed, and includes a power cutoff configured to block a line through which a charge/discharge current of a battery module flows, a communicator configured to receive an operation signal of the power cutoff from an external device, and a switching configured to control to apply power to a heater resistor included in the power cutoff based on an operation signal of the power cutoff, wherein when power is applied to the heater resistor and generates heat, the power cutoff operates to block the current flowing through the line.

Abstract: A flashlight with a holster charging system is disclosed. A charging holster may provide powered storage for the flashlight and provide extra power for use in other devices such as headlamps. The holster may attach, via a clip, onto the belt, pocket, or bag of a user so they may carry the flashlight while the flashlight recharges. A user may be able to use the flashlight while charging the flashlight in the holster. The holster may have an aperture for an attached flashlight to shine through while electrically coupled to the holster. Charging contacts on the charging holster may be configured to contact charging rings on the flashlight to couple the flashlight to charging circuitry. Power and mode buttons at the rear of the flashlight may enable the flashlight to be powered and operational mode changed on while holstered no matter the orientation the flashlight in the holster.

Abstract: A battery system includes: two battery modules, each including three strings of battery cells that are configured to, at different times be: connected in series and to a first positive terminal via first ones of switches; connected in parallel and to a second positive terminal via second ones of the switches; and disconnected from both of the first and second positive terminals; and a switch control module configured to: determine state of charges (SOCs) of the strings, respectively; determine periods of phases, respectively, based on the SOCs; determine first periods for connecting ones of the strings in parallel; divide one of the phases into N equal length periods; selectively decrease N; when a number of the first periods that end closest to one of N period endings is at least a predetermined value, adjust the first periods to the respective closest ones of the N period endings.

Abstract: An apparatus enables an electric vehicle charger to communicate with a central control network. A first input interface interconnects the apparatus with the electric vehicle charger. A second input interface interconnects the apparatus with a charging connector associated with an electric vehicle. A wireless communications interface provides wireless connectivity between the central control network and the electric vehicle charger to receive bidirectional communications thereon. Control circuitry interconnects the first input interface with the second input interface via a signaling connection for providing communications between the first input interface and the second input interface. The control circuitry further provides 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: Electric vehicle charging management methods and systems are provided. First, an application of a mobile device is used to obtain identification data of a physical sensing card, and a binding request is sent to a server, wherein the binding request includes the identification data and a user ID code of the mobile device or the application. The server searches a database based on the identification data to obtain a card ID code of the physical sensing card, and associates the card ID code with the user ID code. The server provides a mobile device to initiate a first charging operation at an electric vehicle charging station using the application, and the server receives the card ID code of the physical sensing card detected by the electric vehicle charging station, and initiate a second charging operation at the electric vehicle charging station.

Abstract: An example operation includes one or more of receiving a first energy, at a target transport, from a charging station at a first value during a first amount of time, and the target transport and the charging station are physically connected, and receiving a second energy, at the target transport, from a providing transport at a second value greater than the first value during a second amount of time less than the first amount of time, and the target transport and the providing transport are wirelessly connected.

Abstract: A control method for controlling the frequency of the input voltage of a DC-DC converter of a bidirectional electrical charger, operating in discharge mode, includes: defining a set voltage value, calculating a control frequency value of the DC-DC converter, obtained by inverting the gain of the DC-DC converter, as a function of an output battery voltage, a set input power, and the set input voltage; finely adjusting the DC bus by increasing/decreasing the frequency, and applying the control frequency thus calculated to the converter.

Abstract: A charging apparatus includes: a first comparison module, a second comparison module, a control module, and a charging module. The first comparison module is configured to compare a first data voltage value with a target preset value when it is detected that the charging apparatus is connected to a device to be charged, and output a first voltage level set according to a comparison result. The second comparison module is configured to compare a second data voltage value with the target preset value when it is detected that the charging apparatus is connected to the device to be charged, and output a second voltage level set according to a comparison result. The control module is configured to control the charging module to charge the device to be charged with a target power according to the first voltage level set and the second voltage level set.

Abstract: A mild-hybrid energy storage system architecture is provided, comprising: a battery; an ultracapacitor connected in parallel with the battery; a passive battery pre-charge circuit connected between a terminal of the battery and a DC bus; a battery main contactor connected in parallel with the battery pre-charge circuit between the terminal of the battery and the DC bus; a passive ultracapacitor pre-charge circuit connected between a terminal of the ultracapacitor and the DC bus; an ultracapacitor main contactor connected in parallel with the ultracapacitor pre-charge circuit between the terminal of the ultracapacitor and the DC bus; and a control module configured to independently control operation of the battery pre-charge circuit, the battery main contactor, the ultracapacitor pre-charge circuit and the ultracapacitor main contactor.

Abstract: The invention relates to a plug connector part (1) for electrical connection to a mating plug connector part (3), comprising a housing (10), at least two load contacts (11A, 11B), a protective conductor contact (12) and a grounding element (13) which is arranged in the housing (10) and is electrically connected to the protective conductor contact (12), wherein the grounding element (13) extends, in an electrically contactable manner, on a creep path (K) between the two load contacts (11A, 11B).

Abstract: A headset charging dock includes a headset mechanical support configured to hang a first headset by a headband of the first headset; and a wireless charging interface for the first headset, the wireless charging interface integrated in the headset mechanical support.

Abstract: The present invention relates to the technical field of battery charging, and proposes a battery charging management method and device, comprising: before charging a battery to be charged, obtaining an active handshake signal of the battery to be charged; self-checking the battery to be charged according to the active handshake signal to determine whether the battery to be charged is working normally; when the battery to be charged is working normally, determining a corresponding charging model to charge the battery to be charged. In the present invention, before charging the battery to be charged, an irregularity check is given to the battery to be charged, charging is done when the battery to be charged is working normally and potential safety hazard is avoided.

Abstract: A smart ring charging system comprises a charging source integrated into an object, the object configured to be held by a user wearing a smart ring. The smart ring may include a ring-shaped housing and a power source disposed within or at the ring-shaped housing and configured to receive energy from the charging source while the user is wearing the smart ring and holding the object. A controller may be disposed within or at the ring-shaped housing, or at the object with the charger and configured to estimate a charging rate at which the power source receives the energy from the charging source. The system may further include one or more indicators configured to indicate the charging rate.

Abstract: A battery module array for use in a battery-powered system may include a plurality of battery modules and a battery management unit configured to control operation of the plurality of battery modules, and further configured to, in response to a critical condition occurring with respect to an affected battery module of the plurality of battery modules: establish a discharge firewall comprising the affected battery module and one or more additional battery modules of the plurality of battery modules proximate to the affected battery module and prioritize discharging of the affected battery module and one or more additional battery modules over discharging of those of the plurality of battery modules outside of the discharge firewall.

Abstract: A wireless charging system for a vehicle and a method of operating is provided. The system includes a vehicle having a floor pan disposed opposite a ground surface. At least one battery is provided that is configured to provide energy to the vehicle. At least one power receiving coil is electrically coupled to the at least one battery and arranged within a housing adjacent the floor pan opposite the ground surface.

Abstract: The present disclosure relates to a charging device. By providing a charge-enabled pin and an engage-enabled pin with different lengths in the charging interface of the charging device, the engage-enabled pin is firstly in contact with a battery when charging. At this time, a charging management circuit controls an LLC half-bridge resonant power supply to soft start. A third end of the charging management circuit outputs a signal to drive a first switch to be turned on, and the output end of the LLC half-bridge resonant power supply charges the battery, and charging soft start and zero-voltage connection are achieved. During the unplugging process, the charge-enabled pin is firstly removed from the battery, and zero-current disconnection can be achieved when unplugging the other pins of the charging interface.