Abstract: A transmitter assembly is useful in optimizing the delivery of wireless power to a plurality of receivers. Each receiver measures its own battery need for power and transmits that measurement as a request to the transmitter. The transmitter is configured to normalize and compare battery need requests. The transmitter then allocates pulses of wireless power among the requesting receivers according to their battery need.

Abstract: A method for charging a lithium ion battery includes: acquiring a polarization attribute of the lithium ion battery, the polarization attribute including a maximum charging current under which no lithium plating occurs at an anode of the lithium ion battery; determining, according to the polarization attribute, multiple sections of constant charging currents which have current values decreasing sequentially in a sectional charging sequence; charging the lithium ion battery in sections with the multiple sections of constant charging currents respectively, and after charging in each section, leaving the lithium ion battery standing or discharging the lithium ion battery with a preset discharging current less than the maximum charging current; and performing constant-voltage charging with taking a constant-current cut-off voltage as a constant voltage when a voltage of the lithium ion battery reaches the constant-current cut-off voltage.

Abstract: Headsets of the inventive subject matter are configured to stand freely on an outer surface of an earcup, and they incorporate wireless charging in one or more earcups so that the headset can be wirelessly charged while resting on an outer surface of an earcup. To make this charging configuration possible, one or more holding mechanisms are implemented to couple one or both of the fork bodies (e.g., the structure to which an earcup is coupled) to the headband of a headset. Holding mechanisms of the inventive subject matter prevent the headset from toppling over while charging due to rotation of the headband relative to the earcup that the headset is resting on.

Abstract: A charging method includes: obtaining a first temperature at a preset position on an electronic device when constant-current charging is performed on a battery of the electronic device at a first constant current; in response to that the first temperature exceeds a preset first temperature threshold, obtaining a first voltage currently present at a designated position in the electronic device, and obtaining a second constant current preset in the electronic device; performing first constant-voltage charging on the battery at the first voltage until a charging current during the first constant-voltage charging is changed to the second constant current; and performing the constant-current charging on the battery at the second constant current.

Abstract: Embodiments of the present disclosure disclose a charging method, a terminal and a computer storage medium. The charging method includes: detecting a battery to obtain a battery charging parameter after turning on a fast charging function; determining whether an abnormal charging occurs according to the battery charging parameter; and turning off the fast charging function in response to determining that the abnormal charging occurs.

Abstract: In an aspect a system for charging from an electric vehicle charger to an electric grid, the system comprising an electric grid, wherein the electric grid is configured to trickle charge the electric vehicle recharging component, an electric vehicle recharging component connected to at least the electric grid, the electric vehicle recharging component comprising, at least a battery storage system, a power delivery station configured to deliver power to an energy source of an electric vehicle, and a computer device, the computer device configured to detect a failure of the electric grid, and power the electric grid in an event of the failure.

Abstract: A battery capacity estimation apparatus including: a battery; a sensing unit connected to the battery to measure an OCV of the battery; an SOC estimation unit connected to the sensing unit to estimate an SOC of the battery using the OCV measured from the sensing unit; a memory unit storing data including the SOC and the OCV of the battery, the memory unit being connected to the SOC estimation unit; and an operation unit connected to the SOC estimation unit and the memory unit, the operation unit being configured to calculate an SOC reduction degree according to a use voltage range change and re-calculate a changed SOC according to a changed use capacity.

Abstract: The present embodiments are directed to methods and apparatuses for operating a battery charger in computing systems having certain system load requirements, battery configurations and external device power supply support. According to some aspects, the present embodiments provide methods and apparatuses for providing a reverse boost mode of operation when the battery charger is providing system power from a battery, such as when an adapter is not connected. The reverse boost mode of operation according to embodiments provides a regulated output voltage, thereby allowing a load such as a CPU to operate at maximum performance, even when the battery has discharged below a threshold discharge level.

Abstract: A bicycle crankarm has a rechargeable battery cell and a recharging port for the battery cell in a face of the crankarm body.

Abstract: A power supply control method and a monitoring system configured to implement the power supply control method are provided. The monitoring system includes a base station, a drone, and a processor. The base station includes a charging device. The charging device includes a power supply connector and a power source coupled to the power supply connector and outputting electric power through the power supply connector. The drone includes a battery configured to provide electric power to the drone and a charging connector configured to connect the battery and the power supply connector. When the charging connector is connected to the power supply connector, the processor determines an abnormal situation on the power supply connector or the drone according to an electrical characteristic during charging the battery by the power source. The abnormal situation is associated with a foreign object formed on the power supply connector or the drone.

Abstract: The rack-type power supply device includes a plurality of battery modules each of which accommodates a plurality of secondary battery cells, a rack main body that vertically accommodates battery modules in a horizontal posture like a plurality of steps with gaps between the battery modules, and a plurality of cooling fans that are arranged on a front surface side of the rack main body and blow cooling air into the gaps between battery modules. The rack main body also includes a back-side duct in which cooling air having passed through the gaps flows upward on a back surface side of the battery modules. In addition, rack main body includes an air outlet for discharging cooling air having passed through the back-side duct on a top surface side. The cooling fan is disposed to be shifted from the gap between the battery modules in front view of the rack main body.

Abstract: A vehicle includes a vehicle interior, a battery provided below the vehicle interior with a floor panel in between, a front room provided in front of the vehicle interior with a dashboard in between, a charging port disposed in the front room, and a junction box which electrically connects a first power line extending from the charging port and a second power line extending from a power line connection portion of the battery. The junction box is disposed on a virtual line connecting the charging port and the power line connection portion in a side view.

Abstract: A battery charging method and apparatus are provided. The battery charging apparatus determines, in a present charging operation, a variation in a charging current to charge a battery based on a degradation condition of the battery and an internal state of the battery in the present charging operation, and determines a charging current of a subsequent charging operation based on the variation in the charging current in the present charging operation and the charging current in the present charging operation.

Abstract: Systems and methods for charging low power devices are disclosed. One disclosed method for charging accessory comprises coupling a port of the accessory to a first connector of a charging device, coupling a port of a phone to a second connector of the charging device, and transferring power from a battery of the phone to a battery of the accessory via the charging device. The port of the phone is a lightning port. The accessory is an electronic cigarette. The first connector is compatible with the accessory.

Abstract: An information processing system includes: a first acquisition unit that acquires battery information on a battery of each of one or more vehicles; a second acquisition unit that acquires supply source information on a state of a power supply source; a selection unit that selects a vehicle for providing electric power for the power supply source as a power source out of the one or more vehicles, based on the supply source information and the battery information; and a request unit that requests the vehicle selected as the power source to provide the electric power.

Abstract: Electrical energy storage system comprising a plurality of electrochemical energy stores, which are electrically connectable to primary connection poles of the electrical energy storage system for providing a primary voltage; secondary connection poles for providing a secondary voltage, wherein the secondary connection poles are electrically connectable to an electric power source by means of secondary switches; at least one first primary switch, which is electrically connected to an electrical connection between two of the electrochemical energy stores and to an electrical connection between a first secondary switch and a first secondary connection pole, wherein the electrochemical energy stores electrically connected between the electrical connection and a second primary connection pole are electrically connectable to the first secondary connection pole of the electrical energy storage system by means of the first primary switch to provide a secondary voltage, which is lower than the primary voltage.

Abstract: Provided is a charging detection circuit, a charging case and a communication apparatus of charging. The charging detection circuit includes: a first touch point, a second touch point, a switching circuit, a charging circuit, a detecting circuit and a first communication circuit, where the switching circuit is connected to the first touch point; the charging circuit is connected to the detecting circuit via the second touch point; the first communication circuit is connected to the first touch point and/or the second touch point; when a supply voltage of the first touch point is a system voltage, and the first touch point and the second touch point are both in contact with a first device, the detecting circuit triggers the first communication circuit to acquire a state of charge of the first device.

Abstract: A charge and power supply circuit includes: a first switch coupled between a first node and a positive terminal of a battery; a second switch coupled between a USB connector and one of the first node and a second node; a third switch coupled to a load in series between the first and second nodes; and a control unit controlling the switches. In a USB charge mode, an input voltage from the USB connector is permitted to charge the battery via the conducting first and second switches. In a battery supply mode, the battery is permitted to supply a battery voltage to the load via the conducting first and third switches. In a USB supply mode, the input voltage is permitted to be supplied to the load via the conducting second and third switches.

Abstract: The present invention comprises a wireless charging station, configured to charge remote controlled and autonomous vehicles and robots, including one or more charging pods, wherein each pod has at least two panels and at least two wireless power transmitters (WPTs) affixed to at least two of the panels, wherein the WPTs are configured to deliver power wirelessly to at least two wireless power receivers (WPRs), associated with a remote controlled vehicle, an autonomous unmanned vehicle or a robot. The present invention further comprises a method to charge a robot or vehicle at a distance from a wireless power transmitter (WPT), the method comprising: detecting a first WPR located a first distance from a first WPT and a second WPR located a second distance from a second WPT, and transmitting power from the WPTs to the WPRs to charge the robot or vehicle.

Abstract: Power distribution system architectures are described that can safely and effectively support the power needs of automotive original equipment manufacturer (OEM) systems and state-of-the-art autonomous systems and devices. In some implementations, a power distribution system may include: vehicle power sources that produce an output voltage to operate one or more devices in the vehicle, and power bridge devices that electrically couple a vehicle power source to the multiple banks of battery bridge devices and to power distribution units (PDUs). Various electrical loads in the vehicle can be electrically coupled to the battery bridge devices and to the PDUs.