Abstract: This communication apparatus makes it possible to have a non-contact charging module and a sheet antenna coexist, even in the case where there the non-contact charging module and the sheet antenna in the communication apparatus. The apparatus is provided with: a housing; a secondary-side non-contact charging module, which is housed in the housing, receives power by means of electromagnetic induction, and has a first coil having a conducting wire wound thereon, and a first magnetic sheet facing the first coil; and an NFC antenna, which is housed in the housing, and has a second coil having a conducting wire wound thereon, and a second magnetic sheet facing the second coil. The secondary-side non-contact charging module and the NFC antenna are not laminated to each other.

Abstract: A battery pack and a method for controlling the same are disclosed. In one aspect, the battery pack includes a master battery management system (BMS) and a plurality of battery modules each including a slave BMS connected to the master BMS. In another aspect, the method includes first determining the number of slave BMS? electrically connected to the master BMS, receiving a plurality of voltage values of the battery modules from the slave BMS? and first calculating an average value of the voltage values. The method also includes second determining a terminal voltage of the battery pack, comparing the average voltage value with the terminal voltage of the battery pack to calculate the number of the battery modules connected in series, and third determining a first series connection relationship of the battery modules, in one of a plurality of serial unit sets, based on the comparison.

Abstract: Method for controlling the battery capacity of a secondary battery in a battery-driven household electrical appliance and a respective household electrical appliance are described, wherein the battery-driven household electrical appliance has an electrical load and a control means adapted to control the operation of the household electrical appliance and to monitor the capacity of the secondary battery, said method comprising the following steps: recognizing a situation of storage of the household electrical appliance in which the household electrical appliance is not in use; determining the current capacity of the secondary battery; comparing the current capacity of the secondary battery with a desired storage capacity for the electrical household appliance; activating an energy-consuming load in the electrical household appliance if the current capacity of the secondary battery is higher than the desired storage capacity until the current capacity is equal to the desired storage capacity; activating an e

Abstract: The present disclosure is directed to a backup battery device. The backup battery device includes a housing, a power button, two connecting feed points, a charging interface, an indicator, a battery, a processor, and a voltage-converter. One of the two connection feed point is coupled to the indicator and further coupled to the battery. The battery is further coupled to the charging interface and the processor. The processor is coupled to the voltage-converter. The backup battery device further includes a manual button. When a user wants to charge a camera (which has two camera feed points corresponding to the two connecting feed point), the user connects the camera feed points with the connecting feed points and then presses the manual button. The processor then controls the charging process by enabling the battery to provide power to the camera. After sufficient amount of electricity has been transferred to the camera, the charging process can be stopped so as to protect the camera.

Abstract: The present disclosure relates to automobiles and, more specifically, teaches methods and systems that may be used for wirelessly charging batteries used in vehicles. In one embodiment, a method for detecting a relative position between a vehicle-side receiving charging coil and a fixed transmission charging coil, may include: generating an alternating magnetic orientation field using one of the coils; detecting the orientation field using at least one coil provided for inductive excitation, wherein the orientation field is detected in a frequency-selective manner by the at least one coil; and ascertaining the relative position using an orientation receiving signal induced by the orientation field in the at least one coil.

Abstract: A modular battery pack system including a plurality of battery sub-modules operably connected in parallel and an isolation system configured to discretely isolate any one of the battery sub-modules from the remaining battery sub-module(s). The isolation system, in one embodiment, may utilize an ORing FET for each of the battery sub-modules, with each ORing FET operably connected at its input with an output of a corresponding battery sub-module and operably connected at its output with the output of the other ORing FETs. The modular battery pack system may further include a conditioning system for conditioning a battery sub-module by discharging at least a portion of the battery sub-module. Each battery sub-module may be operably and discretely connected to the conditioning system, such that conditioning is selectively applicable to any one or more of the battery sub-modules.

Abstract: A smart phone charging system for storing and charging a smart phone includes a case that may contain an electronic device. A charging unit is coupled to the case. The charging unit has a port that may be electrically coupled to the electronic device when the electronic device is positioned in the case. The charging unit has a plug that is selectively extended outwardly from the case. Thus, the plug may be electrically coupled to a power source. The charging unit is biased to retract the plug within the case.

Abstract: The present invention provides a liftable charging apparatus with water level detection. The liftable charging apparatus comprises a control module, a power module, a detective module, an overvoltage protection module and a lifting module. The power module, coupled to the control module, comprises an AC/DC converting unit for converting AC current into DC current. The detective module, coupled to the control module, comprises a water level detection unit and a micro-switch. The water level detection unit is provided to detect a height of outside water level. The overvoltage protection module is coupled to the power module and the detective module. The lifting module is coupled to the control module. Wherein the overvoltage protection module is triggered by the micro-switch and the lifting module is driven when the height of outside water level is greater than a default value.

Abstract: The invention relates to a battery management system for a battery having a plurality of battery cells connected in series, comprising a battery control unit, a plurality of low-voltage measuring devices, by means of which the voltage of one or more battery cells can be measured, and comprising one or more high-voltage measuring devices for a voltage across a plurality or all the battery cells, and/or at least one current measuring device, by means of which a current from or through the battery can be measured, and/or at least one a measuring module comprising a high-voltage measuring device, and a current measuring device, characterized by a signal transmission device, by way of which signals from low-voltage measuring devices and from at least one of the high-voltage measuring devices and/or the current measuring device and/or the measuring module can be transmitted to the battery control unit.

Abstract: This communication apparatus makes it possible to have a non-contact charging module and a sheet antenna coexist, even in the case where there the non-contact charging module and the sheet antenna in the communication apparatus. The apparatus is provided with: a housing; a secondary-side non-contact charging module, which is housed in the housing, receives power by means of electromagnetic induction, and has a first coil having a conducting wire wound thereon, and a first magnetic sheet facing the first coil; and an NFC antenna, which is housed in the housing, and has a second coil having a conducting wire wound thereon, and a second magnetic sheet facing the second coil. The secondary-side non-contact charging module and the NFC antenna are not laminated to each other.

Abstract: Compact and portable station for charging multiple mobile devices is described, embodiments of the station include: a rectangular housing comprising one or more removable battery packs comprising rechargeable battery cells, a divider plate, a main charging board configured as a charge and cell balancing circuit board, and a plurality of cord cartridges housing retractable cords, and a faceplate (interface) configured with interface ports, configured to enable charging of up to eight (8) connected electronic devices from the battery packs simultaneously. In another embodiment, the charging station further comprises a front panel display configured to display operating status information, such as battery charge level and power status. The unit is intended for use in public places for customer convenience and offering businesses advertising space.

Abstract: A vehicle includes an engine, a traction battery, a generator coupled to the engine and battery, and a controller. The controller may be configured to, in response to a current flowing from a battery charge station to the battery being less than a maximum charge current, a selection of a fast charge mode, and a temperature of the engine being less than a predetermined temperature, operate the engine to generate a supplemental current to charge the battery.

Abstract: A battery system includes: a power detector that detects output power from an external power source; a charging mechanism that charges a main battery by external power; a temperature raising mechanism that raises a temperature of the main battery to a temperature not lower than a reference temperature; and a controller that controls the charging mechanism and the temperature raising mechanism, wherein when the detected output power is lower than a reference power, the controller prohibits a temperature raising process with an SOC of the main battery lower than a charge reference value and performs a charging process.

Abstract: A hand-held power tool rechargeable battery is provided as including a housing, at least one rechargeable battery cell, and an inductive charging unit, which includes at least one coil core and an inductive charging coil for charging the at least one rechargeable battery cell. It is provided that the inductive charging unit is accommodated detachably in the housing.

Abstract: Disclosed is an optimized battery charging method based on thermodynamic information of a battery. Thermodynamic information on a material structure of a battery, for instance, entropy of the battery is extracted. Boundary points at which state transitions of the battery material are determined using the thermodynamic information extracted. Phases of the battery are identified based on the boundary points determined. The most appropriate charging patterns adapted to each of the phases identified are determined. A charging algorithm for charging the battery can be constructed by combining the most appropriate charging patterns determined. This charging algorithm is applied to the charging of the battery.

Abstract: A charging current setting method includes an upper limit temperature recognition step which recognizes an upper limit temperature of the secondary battery (11), an actual temperature recognition step which recognizes an actual temperature of the secondary battery (11), a maximum power recognition step which recognizes an maximum power according to a heat quantity which the secondary battery (11) allows during a charge period based on a difference between the upper limit temperature and the actual temperature, a thermal resistance of the secondary battery (11), and a length of a predetermined period and the charge period, and a current setting step which sets a charge current to be an upper limit value or less by recognizing the upper limit value of the charge current of the secondary battery (11) based on an endothermic and exothermic characteristics map of the secondary battery (11) with respect to current and the maximum power.

Abstract: A battery-charge control device comprises an attachment-detecting unit, a temperature-obtaining unit, a voltage-obtaining unit, a threshold-value-determining unit, a determination unit, and a completion-processing unit. The threshold-value-determining unit determines, based on a battery temperature obtained by the temperature-obtaining unit, a completion-threshold-value corresponding to the battery temperature for determining necessity of charging when the attachment-detecting unit detects that the battery pack is attached to the battery charger. The determination unit performs a determination of whether a voltage obtained by the voltage-obtaining unit is equal to or greater than the completion-threshold-value determined by the threshold-value-determining unit when the attachment-detecting unit detects that the battery pack is attached to the battery charger.

Abstract: Methods and systems are provided. One method for processing communication between a vehicle and traffic lights is provided. The method includes processing geo-location for the vehicle using on-board electronics of the vehicle and data obtained from a global positioning system, and determining a heading direction of the vehicle based on changes in the geo-locations of the vehicle. The method includes receiving state information of one or more of traffic lights that are located within an area of influence associated with a current geo-location of the vehicle. The traffic lights are independent of the vehicle and the state information from the one or more traffic lights is processed for the current geo-location of the vehicle and based on the area of influence of the vehicle.

Abstract: A charging apparatus includes a power conversion circuit for charging a battery, and a charging control circuit. The battery has a battery net voltage. The charging control circuit includes a conversion control circuit, a sensing circuit and a determining circuit. The conversion control circuit controls the power conversion circuit to generate plural pairs of DC output voltage levels and DC output current levels, wherein each DC output voltage level and its corresponding DC output current level are a voltage-current pair. The sensing circuit senses the DC output voltage levels and/or the DC output current levels. The determining circuit determines the battery net voltage according to plural voltage-current pairs.

Abstract: The present disclosure describes a wearable computing device (WCD) in the form of a ring that can be worn on the finger of a human user.