Abstract: A device includes a load test unit that determines whether to permit startup of the device using power of a battery supplying power to the device, and a control unit that starts up the device in a case where it is determined to permit startup of the device using the battery and a first voltage is requested of a power supply apparatus to restrict power received from the power supply apparatus. The control unit cancels the restriction of the received power in a case where a notification of completion of connection is received from the power supply apparatus, after the device is started up and a second voltage is requested of the power supply apparatus.

Abstract: The present invention relates to a method and an apparatus for assigning chargers to electric vehicles. The method comprises clustering chargers into at least one charger cluster, receiving charging reservation requests from the electric vehicles during a predetermined period of time, clustering the electric vehicles into at least one electric vehicle cluster, determining a charging priority between the electric vehicles based on the at least one electric vehicle cluster and assigning the chargers to the electric vehicles based on the determined charging priority. As a result of this, an efficient charging reservation is proposed to a user, so that it is possible to help the user utilize time efficiently.

Abstract: The invention relates to a battery (1) comprising the following components: a control means (2), at least one battery cell (4, 5, 6), and at least one additional electrical component, wherein the battery (1) has an interface (18) in order to provide a data-transferring connection to an external maintenance module (12), wherein at least one component has an identification feature and is designed to be exchangeable, wherein technical data can be assigned to the component by means of the identification feature.

Abstract: A charging device for an electric vehicle includes a network connection unit, a display light-panel, and a processor. The network connection unit is coupled to a server through a network and receives an indication of an operation of a charging procedure performed by a user device corresponding to the electric vehicle via the network. The display light-panel has an optical light-guiding component and a backlight module, wherein the optical light-guiding component has a fixed pattern printed thereon and the backlight module includes light sources, and the optical light-guiding component and the light sources are respectively disposed to operate the display light-panel in at least one illumination mode. The processor respectively changes the illumination mode of the display light-panel in response to the received indication, such that the display light-panel changes the light sources to generate an interaction display effect corresponding to the operation of the charging procedure.

Abstract: An image forming apparatus includes a function providing unit, a display, a power storage apparatus, a holding unit, and a display controller. The function providing unit provides multiple functions including an image forming function and one or more server functions. The display displays a first operation screen for operating the multiple functions. The power storage apparatus performs power supply to the image forming apparatus when power supply from an external power supply is absent. The holding unit holds setting information in which a stoppage target function and a running target function among the multiple functions are specified. The stoppage target function and the running target function are respectively stopped and run during the power supply from the power storage apparatus. The display controller performs control during the power supply from the power storage apparatus.

Abstract: A system including a processor and sensor for installation inside an underground vault. The sensor monitors a parameter inside the vault and sends a monitoring signal to the processor. Based on the monitoring signal, the processor may provide data to a memory for storage and/or control signals to an interface for transmission to an external device located within the vault. The control signals instruct the external device to modify the environment inside the vault. The sensor may be positioned inside an enclosure, which is inside a housing. An air moving device moves air into or out of the enclosure thereby drawing air from the vault into the enclosure before the sensor monitors the parameter. A heat generating component may be positioned inside the housing and when generating heat prevents moisture from condensing therein. The system may include a power unit that draws power from a power source inside the vault.

Abstract: An assistance control system includes a sensor mounted on a cycle body of a cycle, and a controller communicable with the sensor and an assistance module of the cycle. The sensor senses operation of the cycle body so as to output a sense signal indicative of a state of usage of the cycle body. Based on the sense signal, the controller switches between a boost mode and a deboost mode. In the boost mode, the controller outputs a control signal to the assistance module so as to control the assistance module to increase assistive torque for driving movement of the cycle body. In the deboost mode, the controller outputs the control signal to the assistance module so as to control the assistance module to decrease the assistive torque.

Abstract: Disclosed are a method and a system for interaction between a pair of smart glasses and a smart device, and a storage medium. The method includes: establishing a WiFi direct communication connection between the pair of smart glasses and the smart device (S10); performing a communication negotiation between the pair of smart glasses and the smart device (S20); and performing data transmission between the pair of smart glasses and the smart device based on the WiFi direct communication connection and a result of the communication negotiation (S30).

Abstract: A cell management controller including a first antenna capable of communicating with an external device using a first frequency, a second antenna capable of receiving a signal of a second frequency from the external device, a voltage generation unit configured to generate a voltage based on the signal of the second frequency received at the second antenna; a driving unit configured to receive a signal based on a voltage generated by the voltage generation unit as an enable signal, and a cell parameter measurement unit configured to measure a parameter indicating a state of a battery cell based on a control signal from the driving unit, wherein the driving unit transitions from a standby state to a wake-up state based on the enable signal.

Abstract: A battery pack and a method for connecting a battery pack to an electronic device to power to the electronic device (e.g., a headlamp, a flashlight, a flood light, a drill, a driver, etc.). The battery pack includes a generally cylindrical housing defined by an arcuate sidewall extending between a first end surface and a second end surface and defining an interior cavity configured to support at least one battery cell (e.g., a lithium-ion battery cell). The battery pack includes a first insertion alignment member engageable with a first battery alignment member of the electronic device in order to facilitate insertion into a receiving portion of the electronic device in a first direction and a second insertion alignment member engageable with a second battery alignment member of another electronic device in order to facilitate insertion into a receiving portion of the other electronic device in a second direction.

Abstract: To suppress the occurrence of system shutdown after long term storage of batteries. A semiconductor device comprises a control unit that controls charging and discharging of a battery cell, and a ROM that stores a power supply capability value which specifies a power supply capacity of the battery cell that can be stably supplied to an application system in which the battery pack is provided. After the battery pack returns from the sleep mode and before the transmission request of the power supply capability value is received from the system, the control [unit performs a power supply capability value updating process of updating the power supply capability value in the ROM to a value smaller than the power supply capability value before the sleep mode.

Abstract: Systems and methods for automatically activating self-test devices of sensors of a security system are provided. Such systems and methods can include a self-test monitoring device that can identify a test triggering event and, responsive thereto, activate the self-test devices of the sensors and determine whether each of the sensors passes or fails a respective self-test associated with its self-test devices. In some embodiments, when any of the sensors fails its respective self-test, the self-test monitoring device can identify one or more notification devices based on a type of the test triggering event and transmit a self-test failure report to the one or more notification devices.

Abstract: This disclosure relates to selective illumination of charging port status indicators for an electrified vehicle. An example electrified vehicle includes a charging port configured to couple to a plug, a charging port status indicator configured to selectively illuminate to indicate a charging status of the charging port, and a controller configured to instruct the charging port status indicator to illuminate when data is transmitted via the charging port. A method is also disclosed.

Abstract: A battery pack including first and second battery contactors respectively having first ends electrically connected to positive and negative electrode terminals of a battery; first and second charging contactors respectively having first ends electrically connected to second ends of the first and second battery contactors; a second power connector of a charger having first and second output terminals respectively electrically connected to the first and second input terminals being connected to the first power connector; and a control unit configured to, when a charging voltage is not applied from a power source of the charger to the battery pack between the first output terminal and the second output terminal, control at least one of the first charging contactor and the second charging contactor to change between a turn-on state and a turn-off state to diagnose a fault of each of the first charging contactor and the second charging contactor.

Abstract: A battery fault detection system includes a battery providing a battery voltage signal, and a detection circuit. The detection circuit includes a steep drop detector circuit constructed and arranged to detect a first occurrence of a steep voltage drop of the battery voltage signal and establish a time window, with the steep voltage drop detection defining a first condition; a slope measurer circuit constructed and arranged to measure positive slope values of the battery voltage signal; and a slope comparator circuit constructed and arranged to compare a measured positive slope value with a reference voltage and if the measured positive slope value is greater than the reference voltage, a second condition is defined. The detection circuit is constructed and arranged to indicate a properly working battery only upon the occurrence of both the first and second conditions.

Abstract: A vehicle-mountable control device is mountable on a vehicle including at least one power receiver configured to receive electric power supplied from an external power supply, and includes a controller. The controller is configured to cause a prescribed display device to display a position of the power receiver included in the vehicle. The controller is configured to, when the vehicle includes a plurality of power receivers, cause the prescribed display device to display a position of a predetermined one power receiver of the plurality of power receivers.

Abstract: Disclosed is an overcharging prevention device. The overcharging prevention device includes a micro controller unit (MCU) configured to control a charging or discharging of a battery, a sensor configured to obtain sensing information by sensing the battery, a transceiver configured to transmit the sensing information to the MCU, and a switch configured to cut off a voltage supplied to the battery in response to a signal from the transceiver. The MCU, the transceiver, and the sensor may be supplied with power from an external power supply. According to the present invention, safety specifications can be reinforced because whether the battery is overcharged is detected regardless of whether the MCU operates.

Abstract: A method for generating a data diagram is provided, including: obtaining a first data of each cell in a battery pack during a charge and discharge cycle of the battery pack; calculating a rated capacity and a dischargeable electric quantity of each cell based upon the data obtained; and generating a first data diagram for every cell of the battery pack based upon the rated capacity and the dischargeable electric quantity of each cell. A method for managing the battery pack based on the data diagram is further provided.

Abstract: A method of battery management of an electronic device, the electronic device, and a non-transitory computer readable recording medium are provided. The method includes detecting, by the electronic device, that a battery management criterion is met, enabling at least one of a plurality of battery management functions, in response to detecting that the battery management criterion is met, and performing at least one action corresponding to the enabled at least one of the plurality of the battery management functions.

Abstract: An electrical charging cable is configured to indicate the charge level of a battery being charged. The charging cable has a cable body with internal electrical conductors that are configured to carry charging current to the battery being charged. A plurality of LED lights are located at one location or over the length dimension of the cable and are configured to emit light that is indicative of the charging level of the battery being charged.

Abstract: A notification system includes a plurality of notification devices and a management computer. Each notification device includes a notification portion, an acceptance portion to accept information, a wireless communication unit, and a first CPU. The wireless communication unit receives a command transmitted from the management computer and transmits information corresponding to the accepted information to the management computer. The first CPU controls the notification portion to make a notification according to the accepted information and the received command. The management computer includes a first transmitting/receiving portion, a storage portion, and a second CPU. The second CPU applies the information which the first transmitting/receiving portion receives from the notification devices to a rule stored in the storage portion and determines the priority of the plurality of notification devices.

Abstract: A communication rate between a cloud-based server and an HVAC controller located within a building may be controlled based on the amount of power available at the HVAC controller. The cloud-based server may notify a user if the amount of power available at the HVAC controller is determined to be low.

Abstract: A charging port cover and/or a fuel cap module for a motor vehicle for receiving or attaching at least one interface, which is used for charging and/or refueling a motor vehicle-side energy accumulator. The charging port cover and/or the fuel cap module also serves to fasten and mount at least one device having light sources. The at least one device illuminates both the charging port cover and/or the fuel cap module and a current charge level and/or a current fuel level of the motor vehicle-side energy accumulator. The charging port cover and/or the fuel cap module has a first opening and a second opening adjacent thereto. The first opening and the second opening are oriented such that emitted or deliverable light of the mounted at least one device can emerge from the first opening in a direction of an operator of the motor vehicle and from the second opening in a direction of the at least one interface for charging and/or refueling the motor vehicle-side energy accumulator.

Abstract: A charging cable is configured to rotate freely while attached to a cable plug on a chargeable device. The plug has contact pads separated by an insulator, and the matching cable head has pins for contacting the pads of the plug. There may be a ‘deadzone’ position where one or more pins of the cable head rest of the separator and do not make contact with the charge pads on the cable plug. The examples include pins in the cable head for redundant charging paths that are complimentary such that only one of the power paths will be on at any given time. When the cable enters a position where one of its power paths is resting on the “deadzone”, circuitry in the cable will over to the second power path which will be capable of providing power to the device.

Abstract: A control module is arranged side by side with a battery module. The control module includes positive and negative electrode bus bars which are electrically connected to positive and negative electrode input/output terminals of the battery module, respectively. The bus bars are mounted in a mounting part. The mounting part has first and second control-side ventilation holes through which air flows onto first and second battery stacks, respectively, in the battery module. The mounting part has notches in which at least one of the positive electrode bus bar and the positive input/output terminals and at lease one of the negative electrode bus bar and the negative input/output terminals are formed. The first and second control-side ventilation holes are arranged side by side in the lateral direction. The notches, the positive electrode bus bar, and the negative electrode bus bar are located between the first and second control-side ventilation holes.

Abstract: An electronic system can include a charge storage device controllably connected to a voltage source; a protected circuit block controllably connected to the charge storage device for receiving a voltage supply from the charge storage device, the protected circuit block operating via an operating clock signal; a voltage detector coupled to the voltage supply of the protected circuit block; a comparator coupled to an output of the voltage detector; and a countermeasure processor coupled to receive an alert signal from an output of the comparator. The voltage at the voltage supply is related to the frequency of the operating clock and a frequency manipulation attack is detected by monitoring a difference between the voltage supply and a comparison voltage.

Abstract: Embodiments describe a battery system that includes a first battery module coupled to a regenerative braking system and a control module that controls operation of the battery system by: determining a predicted driving pattern over a prediction horizon using a driving pattern recognition model based in part on a battery current and a previous driving pattern; determining a predicted battery resistance of the first battery module over the prediction horizon using a recursive battery model based in part on the predicted driving pattern, the battery current, a present bus voltage, and a previous bus voltage; determining a target trajectory of a battery temperature of the first battery module over a control horizon using an objective function; and controlling magnitude and duration of electrical power supplied from the regenerative such that a predicted trajectory of the battery temperature is guided toward the target trajectory of the battery temperature during the control horizon.

Abstract: A method for operating at least one mobile radio device that includes a transmitter, a slot for receiving a power supply unit, and a control unit for controlling operation of the transmitter depending on the radio parameters and/or configuration data. Radio parameters and/or configuration data are transferred to a memory of the power supply unit. The power supply unit is inserted into the slot. Operation of the transmitter is controlled by the control unit based on the radio parameters and/or configuration data that are stored in the power supply unit.

Abstract: A control module is arranged side by side with a battery module. The control module include a bus bar by which the battery module and an electric load are electrically connected to each other, and a switch by which an electrical connection between the bus bar and the electric load is switched on and off. The control module further includes a current sensor by which a current of the bus bar is detected; a control unit into which an electric signal of the current sensor is inputted, and by which connection switching of the switch is controlled; and a connection terminal by which the current sensor and the control unit are electrically connected to each other. A connection portion between the connection terminal and the current sensor is more closely disposed at a side of the control unit than a connection portion between the bus bar and the switch.

Abstract: A wireless power system includes a wireless power transmitting device such as a wireless charging mat for charging devices such as a cellular telephone and an earbuds battery case. The earbuds battery case receives earbuds and charges the earbuds from a battery. The wireless charging mat supports bidirectional in-band communications between the cellular telephone and the earbuds battery case. The earbuds battery case provides the cellular telephone with information on the battery charge level associated with the battery in the earbuds battery case and a battery charge level associated with each earbud in the earbuds battery case. The cellular telephone receives battery charge level information through the wireless charging mat and displays corresponding indicators. The earbuds battery case has a visual output device such as a light-emitting diode that is illuminated to indicate that the earbuds battery case is being charged.

Abstract: Disclosed is an electronic device including a battery; an interface that receives an external power; a system circuit including a processor; and a power management circuit, wherein the power management circuit is configured to detect an input of the external power through the interface; identify a voltage of the battery in response to the detection of the input of the external power; when the voltage of the battery belongs to a first designated voltage range, avoid charging the battery using the input external power and supply the input external power to the system circuit; and when the voltage of the battery belongs to a second designated voltage range, charge the battery using at least some of the input external power.

Abstract: Techniques are described for power detection of an amplified signal. For example, power detection described herein can receive an amplified signal from a power amplifier, and can generate an output signal that can be fed back to help regulate an output level of the power amplifier. Embodiments receive the amplified signal can be received by a transistor. A first measurement can be obtained at the transistor's emitter corresponding to an average bias level of the amplified signal, and a second measurement can be obtained at the transistor's base. The output signal can be generated as a function of a difference between the two measurements. Some embodiments further compensate for a measured effective diode voltage corresponding to a base-emitter voltage. Such an approach can generate the power detector output signal to be independent of the ? of the transistor, and therefore less affected by variations in process corners and temperature.

Abstract: A method for providing battery diagnostics includes: measuring a first voltage across a first battery cell of a rechargeable battery via a first measurement path of a network using a first measurement circuit, measuring the first voltage including taking at least one first voltage sample during a first time period using the first measurement circuit; measuring a second voltage across the first battery cell via a second measurement path of the network using a second measurement circuit, measuring the second voltage including taking at least one second voltage sample during the first time period using the second measurement circuit, where the second measurement path of the network is different from the first measurement path of the network; comparing the measured first voltage with the measured second voltage; and generating a diagnostic output signal based on the comparison.

Abstract: A first communication network (3020) communicably connects each battery module (2000). A second communication network (3040) is configured in a linear topology. Each battery module (2000) can communicate with another battery module (2000) adjacent on the second communication network (3040). An identifier information transmission unit (2020) transmits identifier information to all of the other battery modules (2000) through the first communication network (3020). An identifier information reception unit (2040) receives the identifier information through the first communication network (3020). A first notification execution unit (2060) performs first notification through the second communication network (3040). A first notification detection unit (2080) detects the first notification through the second communication network (3040). A determination unit (2100) determines whether or not a first identifier of the battery module (2000) is a duplicate of the first identifier of the other battery module (2000).

Abstract: Various embodiments of the present disclosure relate to an electronic device including: a first battery for supplying power; an attachable/detachable power supply device including a second battery for supplying power and a DC power connector; and a processor connected to the first battery, and connected to the second battery and the DC power connector when connecting to the power supply device, wherein the power supply device includes at least two MOSFETs for connecting the second battery and an element, for detection of the power supply device, provided to the electronic device when connecting the power supply device. In addition, other examples, which can be identified through the specification, are possible.

Abstract: A system characterizes and identifies one of a plurality of different operating modes of a number of electric loads. The system includes a processor; a voltage sensor providing a voltage signal for one of the electric loads to the processor; a current sensor providing a current signal for the one electric load to the processor; and a routine executed by the processor and structured to characterize the different operating modes using steady state and voltage-current trajectory features determined from the voltage and current signals, and to identify a particular one of the different operating modes based on a plurality of operating mode membership functions of the steady state and voltage-current trajectory features.

Abstract: A charging state display controller recognizing and displaying that a high voltage battery of an electric vehicle is being used, may include a receiving unit receiving operation signals output from controllers using the high voltage battery when the high voltage battery is in a using mode, a signal determination unit determining whether or not the number of the operation signals received by the receiving unit satisfies a predetermined condition, and a control unit controlling on/off of a charging state indicator in accordance with whether or not the number of operation signals satisfies the predetermined condition.

Abstract: Method and apparatus for contact detection in battery packs are disclosed. The battery pack may comprise at least a first battery cell and a second battery cell, and a power bar for coupling a first electrode of the first battery cell to a second electrode of the second battery cell. The first battery cell comprises a supervisor, which comprises a transmitter/receiver for signal communication with the second battery cell via a communication wire, and a voltage difference detector coupled to the power bar and the communication wire, for detecting a voltage difference between the power bar and the communication wire. The supervisor may indicate degraded contact of the power bar if the detected voltage difference is out of a predetermined threshold range. A battery cell and a method for monitoring a battery pack are also disclosed.

Abstract: A battery charger and method is disclosed for detecting when a battery has a low state of health while simultaneously charging or maintaining the battery. A battery charger includes a processor; a non-transitory memory device; a power management device to receive an input power and to output a charging current; a pair of electrical conductors to electrically couple with a battery, and a display electrically coupled to the processor. The display being configured to indicate a bad battery indicator when the battery has a low state of health and whether the battery is good to start.

Abstract: A motion detection device for motion controlled switching of a peripheral device having a switching characteristic is suggested. The motion detection device comprises a motion detector for providing detection signals in response to detected motions and a memory for storing durations between the detection signals. The motion detection device further comprises a signal generator for outputting a switching signal to the peripheral device for switching the peripheral device from a first operation mode to a second operation mode for a activation period. A controller is further included for controlling the signal generator. Therein, the controller is configured to determine the activation period based on at least a selection of the durations between the detection signals stored in the memory and the switching characteristic of the peripheral device.

Abstract: The present invention discloses a method for low power power-on processing, the method comprising: when a terminal receives a power-on event in a low power power-off state, triggering a system to start according to the power-on event, wherein a battery voltage in the low power power-off state is less than or equal to a power-off voltage and is greater than or equal to a system starting voltage; and after the system is started, presenting a low power prompt via a screen.

Abstract: The present disclosure provides a battery high voltage sampling circuit and a battery management system. The battery high voltage sampling circuit includes a positive relay, a negative relay, a first positive sampling unit, a first negative sampling unit and a reference voltage terminal, wherein: a first terminal of the positive relay is connected to a positive electrode of a power battery pack to be detected, a first terminal of the negative relay is connected to a negative electrode of the power battery pack to be detected, and both of the first positive sampling unit and the first negative sampling unit are connected to the reference voltage terminal.

Abstract: Aspects of the present disclosure relate to alerting. A server accesses a user-provided specification, the user-provided specification indicating an initial alert range for a measured value and a subsequent alert schedule for the measured value. The server monitors a physical measurement of the measured value. The server determines that the physical measurement falls within the initial alert range. The server provides an initial alert in response to the physical measurement falling within the initial alert range. The server provides a subsequent alert according to the subsequent alert schedule in the user-provided specification.

Abstract: A power supply system can include a plurality of battery backup units and a control unit. The battery backup units may be utilized to supply backup energy to a power supply unit, for example, in case of a power outage event. The control unit can gauge a respective capacity, temperature, age, and/or other characteristic of each respective battery backup unit of the plurality of battery backup units. The control unit can designate a particular battery backup unit of the plurality of battery backup units as a spared unit, e.g., to be spared in the power outage event. The designation may be based at least in part on the respective capacity or other characteristic of each respective battery backup unit gauged.

Abstract: A wireless battery management system and a battery pack which includes a master BMS configured to transmit a first radio frequency (RF) signal including a state detection command through a first wireless channel, and a plurality of slave BMSs coupled to a plurality of battery modules in one-to-one correspondence. Each of the plurality of slave BMSs is configured to detect state information of the battery module in which corresponding slave BMS is coupled in response to the first RF signal, and transmit a second RF signal indicating the state information of the battery module through the first wireless channel.

Abstract: An example system includes: a display processing unit performing processing of displaying on a display unit a home screen containing a selection image and a background image, the selection image being constructed from one or a plurality of images used for receiving selection operation, the background image serving as a background of the selection image; and a scroll operation reception unit receiving operation of scrolling the selection image displayed on the display unit. In accordance with the operation of scrolling received by the scroll operation reception unit, the display processing unit scrolls the selection image while animating the background image of the home screen.

Abstract: An electronic apparatus for providing battery information is provided. The electronic apparatus includes at least one battery, a processor supplied with power from the at least one battery that is configured to operate using the power and to control the electronic apparatus, a battery voltage determination unit connected to the at least one battery in parallel with the processor, and supplied with power directly from the at least one battery, the battery voltage determination configured to operate with the power, and to output a control signal when a voltage of the at least one battery satisfies a designated condition, and a battery information output unit configured to output battery information according to the control signal the is output by the battery voltage determination unit. Also, other embodiments may be implemented.

Abstract: A smartphone includes a receiver, a log acquirer, a determiner, an information notifier, and a display. The receiver is in wireless communication with a time display device. The log acquirer acquires log data from the time display device by the receiver. The determiner determines the usage status of the time display device on the basis of the log data acquired by the log acquirer. The information notifier provides, via the display, notification of information corresponding to the usage status determined by the determiner.

Abstract: A circuit for pre-charging an intermediate circuit having a positive branch and a negative branch includes: a first controllable energy source, a second controllable energy source, the first control energy source and second controllable energy source being looped in series between the positive branch and the negative branch on the output side, a suppression unit, the suppression unit being looped between a connection node of the output of the first controllable energy source and the output of the second controllable energy source and a reference potential, and a controller. The controller is connected to the first energy source and the second energy source for signaling purposes and is configured to actuate the first energy source and the second energy source in order to generate an output signal pattern in order to pre-charge the intermediate circuit.

Abstract: Circuits, systems and methods that may be implemented to achieve thermal management for system load components by balancing power between multiple input power current paths for a narrow voltage DC (NVDC) circuit architecture coupled to receive input external DC power, e.g., such as provided by an external AC adapter. At least one of the multiple current paths may be coupled to supply DC power to a lower voltage portion of a system load through a charger circuit, while at least one other of the multiple current paths may be coupled to selectably supply DC power directly to another and different higher voltage portion of the system load, bypassing the charger circuit and related NVDC components.