Entries |
Document | Title | Date |
20080224667 | Method for charging battery pack - A method for charging a lithium-ion secondary battery is so designed as to fully charge, with a voltage of the lithium-ion secondary battery being limited to a set voltage. Further, the method for charging the lithium-ion secondary battery is so designed that a degradation level of the lithium-ion secondary battery is detected, and when the degradation is advanced, the battery is fully charged with the set voltage being lowered. | 09-18-2008 |
20080252260 | System and method for charging and pulsating batteries - A battery charging and pulsating system including a battery having a positive terminal and a negative terminal, a charger connected to the positive and negative terminals of the battery, the charger including a controller, a pulsator connected to the positive and negative terminals of the battery and a filter positioned between the charger and the pulsator to filter signals received from the pulsator. | 10-16-2008 |
20080252261 | BATTERY CHARGING APPARATUS, BATTERY PACK, BATTERY CHARGING SYSTEM, AND BATTERY CHARGING METHOD - A battery pack charging method and battery charging apparatus including: a plurality of charge units which charge respective battery cells of the battery pack, by outputting pulse currents, generated from a supplied DC voltage, in response to enable signal; and a plurality of signal detection units to detect a falling edge of the pulse currents and to output the enable signals to the charge units. | 10-16-2008 |
20080265842 | Method and apparatus to provide fixed frequency charging signals to a battery at or near resonance - A battery charger with a fixed frequency charging signal at or near the resonant frequency of the battery to be charged is presented. The present invention utilizes a microprocessor to modulate a current source at or near the resonant frequency of the battery to be charged without the use of a PLL. To simplify conventional modulated battery chargers, the PLL or other methods of phase correction are removed, reducing most of the calculation requirements for adjusting the phase angle, thereby reducing the piece count and ultimately cost and complexity. The result is a solution wherein charging occurs at or near the resonant frequency of the battery, and although suboptimal, the results are superior to traditional charging methods. | 10-30-2008 |
20080303485 | BATTERY EQUALIZATION CHARGING METHOD AND APPARATUS - The present invention discloses a charging method for equalization charging a battery array consisting of at least two cells, comprising the following steps: (a) charging the cells of the battery array with a constant charging current; (b) detecting the cell voltages of the individual cells to judge whether some of the cell voltages have reached a pre-set safe reference voltage; (c) repeating the step (a) when determining that none of the cell voltages has reached the safe reference voltage, or maintaining at least one of the cell voltages at the safe reference voltage and reducing the charging current at the same time when determining that said at least one of the cell voltages has reached the safe reference voltage; (d) judging whether all of the cell voltages have reached the safe reference voltage when the charging current is reduced to a pre-set minimum charging current; and (e) reducing the charging current continuously below the minimum charging current and then terminating the charging operation when determining that all of the cell voltages have reached the safe reference voltage. The present invention also discloses a charging apparatus carrying out the above method. | 12-11-2008 |
20080303486 | Apparatuses and methods for detecting power source - A charger includes a detection pin, a voltage divider, and a comparator. The detection pin can couple the charger to a power source via a first data line. The voltage divider and the comparator are coupled to the detection pin. The voltage divider divides a power voltage provided by the power source and provides a detection voltage at the detection pin. The comparator compares the detection voltage with a predetermined reference voltage and identifies a type of the power source according to the comparing. | 12-11-2008 |
20080309291 | COMPUTER SYSTEM AND CONTROL METHOD THEREOF - A computer system, including a converter to convert a level of an input voltage into a charging voltage and to output the charging voltage to a battery unit; a converter driving unit to output a driving signal to the converter so that the charging voltage outputted from the converter is able to reach a predetermined target value; and a controller to control the converter driving unit to alternate the driving signal between supplying the charging voltage and suspension of the charging voltage. | 12-18-2008 |
20090009140 | APPARATUS AND METHOD OF RECHARGING A BATTERY USING A USB DEVICE IN A PORTABLE DEVICE - An apparatus and a method of recharging a battery of a portable device using a USB are provided. In the method, a recharge unit of the portable device detects a voltage of the battery, and recharges the battery with a maximum recharge current of the USB. An amount of time for recharging a battery is shortened and power consumption for the recharging of the battery is reduced. | 01-08-2009 |
20090085524 | BATTERY CHARGING CIRCUIT - A circuit charges and maintains a battery. The circuit includes a microprocessor for receiving a current sense signal and a voltage sense signal. The microprocessor generates control signals for selectively operating the circuit in a charging mode and in a maintenance mode. The circuit includes a current sense circuit for measuring the battery's current consumption and generating the current sense signal responsive to the measured current consumption. The circuit includes a voltage sense circuit for measuring the battery's voltage and generating the voltage sense signal responsive to the measured battery voltage. The circuit includes a waveform generator circuit for receiving the control signals, and operating in response thereto to apply a charging signal to the battery when in the charging mode and to deactivate the charging signal when in the maintenance mode. The charging signal has an oscillating triangular waveform superimposed on a DC bias signal. | 04-02-2009 |
20090085525 | METHOD FOR CHARGING BATTERY - A method for charging a battery includes measuring the battery's voltage and comparing the battery voltage to a first threshold voltage. The method includes operating the battery in a charging mode if the measured battery voltage is less than the first threshold voltage, wherein operating in the charging mode comprises applying a charging signal to the battery. The charging signal has an oscillating triangular waveform superimposed on a DC bias signal. The method includes measuring the battery's current consumption and comparing the current consumption to a first threshold current. The method includes operating in a maintenance mode if the battery's current consumption is less than the first threshold current, wherein operating in the maintenance mode comprises terminating application of the charging signal to the battery. The method includes measuring, during operation in the maintenance mode, the battery's voltage and comparing the measured voltage to a second threshold voltage. The method includes applying the oscillating triangular waveform superimposed on the DC bias signal until the battery's voltage is equal to or greater than the second threshold voltage. | 04-02-2009 |
20090085526 | CIRCUIT FOR GENERATING TRIANGULAR WAVEFORM HAVING RELATIVELY SHORT LINEAR RISE TIME AND SUBSTANTIALLY LONG LINEAR FALL TIME - A circuit includes a pulse transformer having primary and secondary windings. An oscillating waveform is applied to the primary winding to induce an oscillating waveform at the secondary winding. A transistor in series with a first resistor is coupled between the secondary winding and the ground. An R-C network formed by a second and a third resistor and a capacitor is coupled to a base junction of the transistor. The R-C network causes a slow, tapered linear pinch off of the transistor's conductance to enable the circuit to output a triangular waveform, which is characterized by a relatively short linear rise time followed by a substantially long linear fall time. The R-C network is coupled to the secondary winding via a first and a second diode, respectively. | 04-02-2009 |
20090096423 | METHOD AND SYSTEM FOR PULSE CHARGING AN AUTOMOTIVE BATTERY - A pulse charging profile for a vehicle battery is synchronized with driver or vehicle demanded current disturbances by phase tracking the fundamental frequency of the desired pulse charging profile to those driver or vehicle demanded current disturbances. When these driver or vehicle demanded disturbances are not active, the tracked charging profile is honored. | 04-16-2009 |
20090121684 | Systems and Methods for Pulse Charging a Battery - Embodiments of the present invention include techniques for charging a battery. In one embodiment, the present invention includes a method comprising determining if a maximum current output of a power source is above a threshold, configuring a regulator coupled to the power source, wherein the regulator is configured in a pass mode if the maximum current output is above the threshold, and wherein the regulator is configured in a regulation mode if the maximum current output is below the threshold, and generating pulses to a battery, wherein an output of the regulator is coupled to the battery when a pulse is being generated, and the output of the regulator is decoupled from the battery when a pulse is not being generated. In other embodiments, the techniques may be embodied in a circuit including a detection circuit and a switching regulator coupled to a battery through a pulse circuit. | 05-14-2009 |
20090128098 | PULSE GENERATING CIRCUIT, CONTROL METHOD FOR PULSE GENERATING CIRCUIT, TRANSMITTER, AND ELECTRONIC DEVICE - A pulse generating circuit includes: a boosting circuit which boosts power source voltage supplied from an external primary battery and produces boosted voltage higher than the power source voltage; a secondary battery to be charged with the boosted voltage; a pulse circuit which generates a pulse; a switch element connected between the secondary battery and the pulse circuit; and a control circuit which enables the boosting circuit and switches off the switch element during a charge period for charging the secondary battery with the boosted voltage, and disenables the boosting circuit and switches on the switch element during a discharge period for discharging the boosted voltage contained in the secondary battery. | 05-21-2009 |
20090140697 | BATTERY CHARGER AND METHOD - The present invention relates to a method for compensating for temperature effects in a pulsed battery-charging scheme with an average charging current less than the root-mean-square (rms) current. The method comprises varying the ratio of the average charging current to rms current as a function of the battery ambient temperature. The method may also comprise varying an upper threshold charging voltage as a function of the battery ambient temperature. | 06-04-2009 |
20090146613 | SECONDARY BATTERY CHARGING METHOD AND DEVICE - A method of charging a secondary battery and a charging device that can improve stability and extend the life span of the battery. When the secondary battery includes a plurality of cells, the charging method is changed when a voltage imbalance from 100 mV to 300 mV occurs among the cells. In that range, the charging method changes from a constant current-constant voltage charging method to a pulse-charging method. When the voltage imbalance is 300 mV or more, the electricity path is blocked, shutting down the battery. When the voltage imbalance is 100 mV or less, the constant current-constant voltage charging method is maintained. The method and device also stop charging when the battery reaches full charge. | 06-11-2009 |
20090243547 | Battery Charging Apparatus and Method - A battery charger that includes a primary switching-mode power supply, a secondary switching-mode power supply and a capacitor that is electrically connected to these two power supplies. In operation, this battery charger may be used to reverse the sulfation process in a battery. Also, a battery charging method that may be used to reverse the sulfation process in a battery. | 10-01-2009 |
20090289602 | BATTERY REJUVENATION METHOD AND APPARATUS - The present invention provides a battery rejuvenation method for rejuvenating a battery, which firstly pre-charges the battery for a short period of time and judges the battery condition by comparing the battery voltage to a preset reference voltage value, and then alternately performs an equalizing mode operation and a reconditioning operation to rejuvenate the battery until the battery voltage is not higher than the reference voltage value. The operations in equalizing mode and reconditioning mode could enhance the rejuvenating results by each other, which is not only dissolve the lead sulphate crystal, but also bring the electrolyte fluid to a well-distributed and fully-restored state. The present invention also provides a battery rejuvenation apparatus for rejuvenating a battery. | 11-26-2009 |
20100013439 | System and Method for Applying Pulsation Energy to Online Battery Backup Systems - A method of applying pulsation energy to an online battery backup system including the steps of (1) sampling at least one voltage sampling circuit to monitor a float voltage drop across the terminals of each battery unit within a plurality of battery units; (2) selecting from among the plurality of battery units the unit having the greatest float voltage drop; (3) operating a pulse generation circuit to apply pulsation energy across the terminals of only the selected battery unit; and (4) ceasing to operate the pulse generation circuit in response to a predetermined trigger. A generally corresponding method may be performed on each battery cell within the plurality of battery units. Also, battery pulsation systems for an online battery backup system including means for applying pulsation energy across the terminals of only a selected battery unit or a selected battery cell. | 01-21-2010 |
20100090656 | POWERING DEVICES USING RF ENERGY HARVESTING - Disclosed is an apparatus for an application including a core device for the application. The apparatus includes a power (preferably RF energy) harvester connected to the core device to power the core device. Also disclosed is a method for an application. The method includes the steps of converting RF energy into usable energy. There is the step of powering the core device with the usable energy. | 04-15-2010 |
20100117601 | DEVICE FOR REVITALIZING BATTERY AND ENHANCING IGNITION PERFORMANCE - The device contains a pulse generation circuit, a frequency generation circuit, a voltage detection circuit, and a frequency control circuit. A positive terminal of a lead-acid battery of a motor vehicle is connected to the pulse generation circuit and the voltage detection circuit. The pulse generation circuit is connected to the positive terminal of the battery, the frequency generation circuit, and the frequency control circuit. The frequency generation circuit is connected to voltage detection circuit, the frequency control circuit, and the pulse generation circuit. The voltage detection circuit is connected to the positive terminal of the battery, the frequency generation circuit, and the frequency control circuit. The frequency control circuit is connected to the voltage detection circuit, the frequency generation circuit, and the pulse generation circuit. | 05-13-2010 |
20100264882 | CIRCUITS AND METHODS FOR BATTERY CHARGING - Circuits and methods for battery charging are disclosed. In one embodiment, the battery charging circuit comprises an AC to DC converter, a charging control switch, and a charger controller. The AC to DC converter provides a charging power to a battery pack. The charging control switch is coupled between the AC to DC converter and the battery pack. The charging control switch transfers the charging power to the battery pack. The charger controller detects a battery status of the battery pack and controls the charging control switch to charge the battery pack in a continuous charging mode or a pulse charging mode according to the battery status. The charger controller also controls the AC to DC converter to regulate the charging power according to the battery status. | 10-21-2010 |
20100270978 | LITHIUM ION SECONDARY BATTERY SYSTEM, AND METHOD FOR OPERATING LITHIUM ION SECONDARY BATTERY - A drop of discharge or charge capacity in discharging or charging with a large current is reduced without changing a design of a lithium ion secondary battery itself. When the lithium ion secondary battery for a car or a vehicles such as an electric automobile and a hybrid automobile is discharged or charged with, for instance, a large current not less than 5 C, an intermittent power feeding of repeatedly executing a power feeding (t | 10-28-2010 |
20110140672 | BATTERY CHARGING METHOD AND SYSTEM WITH THREE-STAGE TEMPERATURE-COMPENSATED CHARGE PROFILE - A battery charging method and system with a temperature-compensated charge profile requires that, during a ‘bulk stage’, a regulated constant charge current is provided to the battery until the voltage across it increases to a predetermined ‘absorption stage voltage limit’, at which time charging transitions to an ‘absorption stage’. During the absorption stage, a charge current is provided which maintains the voltage across the battery at the absorption stage voltage limit, until: 1) the charge current falls to a predetermined current threshold, 2) the charge delivered to the battery during the absorption stage reaches a predetermined charge threshold, or 3) the difference in charge between two successive intervals of equal duration becomes zero, at which time charging transitions to a ‘float stage’. During the ‘float stage’, a regulated constant charge current is provided, such that the voltage across the battery varies with the temperature of the battery. | 06-16-2011 |
20110199054 | METHODS FOR CHARGING METAL-AIR CELLS - A method of charging a metal-air battery is provided. The method of charging a metal-air battery includes charging the metal-air battery using a charge profile. The method further includes applying a pulse charge to the metal-air battery. The method further includes returning to charging the metal-air battery using the charge profile after the pulse charge has been applied. | 08-18-2011 |
20110273143 | BIPOLAR OVERVOLTAGE BATTERY PULSER AND METHOD - A bipolar overvoltage battery pulser and method are provided that apply a positive pulse voltage and a negative pulse voltage alternately across the terminals of a battery. The object of the bipolar overvoltage battery pulser and method is to increase the cycle lifetime and capacity of storage batteries, such as lead acid batteries. The rise times for the leading edges of the positive pulses and for the trailing edges of the negative pulses are short compared to the ionic relaxation time in the electrochemical solution. Alternating between the positive and negative pulses gives each new pulse an equal starting condition without realizing any memory effect that otherwise may result if the last applied pulse was of the same polarity, which reduces the extent of overvoltage that may be applied to the battery and decrease the highest useable pulse cycling frequencies that could be achieved without experiencing pulse overlapping. The shape, type and timing of the pulses may be adjusted to create overvoltage pulses having high duration and amplitude. | 11-10-2011 |
20110285356 | Method and Circuitry to Adaptively Charge a Battery/Cell - The present inventions, in one aspect, are directed to techniques and/or circuitry to adaptively charge a battery/cell using data which is representative of a change in terminal voltage of the battery/cell. In another aspect, the present inventions are directed to techniques and/or circuitry to adaptively charge a battery/cell using data which is representative of a partial relaxation time of the battery/cell. In yet another aspect the present inventions are directed to techniques and/or circuitry to adaptively charge a battery/cell using data which is representative of an overpotential or full relaxation time of the battery/cell. In another aspect the present inventions are directed to techniques and/or circuitry to adaptively charge a battery/cell using data which is representative of a state of charge of the battery/cell. In another aspect the present inventions are directed to techniques and/or circuitry to adaptively charge a battery/cell using data which is representative of a state of health of the battery/cell. | 11-24-2011 |
20120032648 | Method and Circuitry to Adaptively Charge a Battery/Cell - The present inventions, in one aspect, are directed to techniques and/or circuitry to adapt the charging of a battery/cell using data which is representative of an overpotential of the battery/cell. In yet another aspect the present inventions are directed to techniques and/or circuitry to calculate data which is representative of an overpotential of the battery/cell. | 02-09-2012 |
20120038325 | CHARGE CONTROL DEVICE AND METHOD FOR SECONDARY BATTERY MODULE - A battery charger | 02-16-2012 |
20120139502 | CHARGING CIRCUIT WITH CURRENT REGULATION - The present invention relates to a charging circuit ( | 06-07-2012 |
20120146589 | Method and Device For Charging Lithium-Cobalt Cells - In order to charge a rechargeable lithium-cobalt cell having a capacity C, the charging current undergoes several cycles (Z | 06-14-2012 |
20120187920 | Method And Device For Charging Multiple Battery Packs - A method for charging multiple battery packs is disclosed, which comprises the steps of providing full output power of the power conversion unit to a first battery pack in a charging cycle at the control of a first control signal; monitoring in real-time the charging acceptance of the first battery pack and when the charging acceptance detected is less than the available full output power of the power conversion unit, charging a second battery pack by the remaining output power, i.e. the output power difference between the full available output power and the charging acceptance of the first patent pack, at the control of a second control signal. The service life of battery is extended and the efficiency of the PV module is increased in the system where in the method is implemented. A device for charging multiple battery packs is also disclosed. | 07-26-2012 |
20120200266 | Method and Circuitry to Calculate the State of Charge of a Battery/Cell - The present inventions, in one aspect, are directed to techniques and/or circuitry to applying a current pulse to the terminals of the battery during a charge, measuring a voltage at the terminals of the battery, determining a relationship of an open circuit voltage to an amount of charge in the battery using data which is representative of a state of health of the battery, calculating an open circuit voltage of the battery using the voltage measured at the terminals of the battery, a current applied to or removed from the battery and an impedance of the battery, and determining a state of charge of the battery using (i) the calculated open circuit voltage and (ii) the relationship of the open circuit voltage to the amount of charge. | 08-09-2012 |
20120212187 | System and Method for Applying Pulsation Energy to Online Battery Backup Systems - A method of applying pulsation energy to an online battery backup system including the steps of sampling at least one voltage sampling circuit to monitor a float voltage drop across the terminals of each battery unit within a plurality of battery units, selecting from among the plurality of battery units the unit having the greatest float voltage drop, operating a pulse generation circuit to apply pulsation energy across the terminals of only the selected battery unit, and ceasing to operate the pulse generation circuit in response to a predetermined trigger. A generally corresponding method may be performed on each battery cell within the plurality of battery units. Also, battery pulsation systems for an online battery backup system may include a pulse generation circuit and a controller for selectively applying pulsation energy across the terminals of a selected battery unit or battery cell. | 08-23-2012 |
20120212188 | SYSTEM AND METHOD FOR BATTERY CHARGING - A charging circuit includes an N-channel metal-oxide-semiconductor field-effect transistor (NMOSFET) that controls a charging current to a battery, a charge pump that generates a driving signal based on a plurality of pulses, and a resistor coupled to a gate of the NMOSFE. The resistor and a capacitance of the gate of the NMOSFET form a low pass filter. The driving signal is filtered by the low pass filter to control a gate voltage of the NMOSFET. A variation of a gate-source voltage of the NMOSFET is proportional to a pulse density of the plurality of pulses. A variation of the charging current flowing through the NMOSFET to the battery is proportional to the pulse density. | 08-23-2012 |
20120306453 | SECONDARY BATTERY CHARGING METHOD AND DEVICE - A method of charging a secondary battery and a charging device that can improve stability and extend the life span of the battery. When the secondary battery includes a plurality of cells, the charging method is changed when a voltage imbalance from 100 mV to 300 mV occurs among the cells. In that range, the charging method changes from a constant current-constant voltage charging method to a pulse-charging method. When the voltage imbalance is 300 mV or more, the electricity path is blocked, shutting down the battery. When the voltage imbalance is 100 mV or less, the constant current-constant voltage charging method is maintained. The method and device also stop charging when the battery reaches full charge. | 12-06-2012 |
20130221931 | BIPOLAR OVERVOLTAGE BATTERY PULSER AND METHOD - A bipolar overvoltage battery pulser and method are provided that apply a positive pulse voltage and a negative pulse voltage alternately across the terminals of a battery. The object of the bipolar overvoltage battery pulser and method is to increase the cycle lifetime and capacity of storage batteries, such as lead acid batteries. The rise times for the leading edges of the positive pulses and for the trailing edges of the negative pulses are short compared to the ionic relaxation time in the electrochemical solution. Alternating between the positive and negative pulses gives each new pulse an equal starting condition without realizing any memory effect that otherwise may result if the last applied pulse was of the same polarity, which reduces the extent of overvoltage that may be applied to the battery and decrease the highest useable pulse cycling frequencies that could be achieved without experiencing pulse overlapping. The shape, type and timing of the pulses may be adjusted to create overvoltage pulses having high duration and amplitude. | 08-29-2013 |
20140145683 | CIRCUIT ADAPTED TO SUPPLY A VOLTAGE TO AN ELECTRONIC DEVICE AND USES THEREOF - In a circtuit adapted to supply a voltage V | 05-29-2014 |
20140176083 | METHOD FOR CONTROLLING AN EUV SOURCE - A method for triggering a resonant charging circuit for a device for generating short-wavelength radiation based on discharge plasma is described. Switching times of the resonant charging circuit are determined in a non-time-critical method segment by simulation and are stored to be repeatedly retrievable. Measurement values of the resonant charging circuit are determined in real time in a time-critical method segment. At least one second switching time (t | 06-26-2014 |
20140210423 | ENERGY HARVESTING DEVICE - The energy harvesting device includes a power management circuit to charge a storage with power from a generator including generation units to generate AC power when vibrated. The power management circuit includes: a first power extraction circuit including a rectification circuit converting AC power at a first input unit into DC power; a second power extraction circuit including a switching circuit operating with power from the storage and generating DC power using AC power at a second input unit; and a switch circuit having a first connection mode of connecting the first input unit to the generation units to receive an AC voltage greater in effective value than an AC voltage to the second input unit, and a second connection mode of connecting the second input unit to the generation units to receive an AC voltage greater in effective value than an AC voltage to the first input unit. | 07-31-2014 |
20140239917 | ENERGY HARVESTING SYSTEM WITH SELECTIVELY ACTIVATABLE HARVESTING INTERFACE, AND METHOD OF ENERGY HARVESTING - An energy-harvesting system includes a transducer to convert environmental energy into a harvesting electrical signal. A storage element stores electrical energy derived from conversion of the harvested environmental energy. A harvesting interface supplies an electrical charging signal to the storage element. The harvesting interface is selectively connected to the storage element in response to a control signal. The control signal causes the connection when the harvesting electrical signal exceeds a threshold. Conversely, the control signal causes the disconnection when the harvesting electrical signal is less than the threshold. | 08-28-2014 |
20140266067 | Electrical Extension - An apparatus and method for configuring an electrical extension device, including measuring an electric current level being drawn from at least one of a plurality of electrical plugs by at least one of a plurality of loads; comparing the electric current level with a threshold to derive a comparison; and determining whether or not to charge the at least one of the plurality of loads based on the comparison. Additionally, the apparatus and method is for charging each of the at least one of the plurality of loads, wherein the charging is associated with a time duration, determining a charging state of one of the at least one of the plurality of loads and/or terminating the charge to the one of the at least one of the plurality of loads if the charging state indicates that it is at a fully charged capacity. | 09-18-2014 |
20140266068 | PULSE BATTERY CHARGER METHODS AND SYSTEMS FOR IMPROVED CHARGING OF LITHIUM ION BATTERIES - The inventions herein relate to devices and methods to impart charge to lithium ion battery cells. Still further, the present invention incorporates to pulse charging methods and systems related thereto that provide improvements in charging speed, efficiency and additional benefits. | 09-18-2014 |
20140375275 | PULSE BATTERY CHARGER METHODS AND SYSTEMS FOR IMPROVED CHARGING OF BATTERIES - The inventions herein relate to devices and methods to impart charge to battery cells. Still further, the present invention incorporates to pulse charging methods and systems related thereto that provide improvements in charging speed, efficiency and additional benefits. | 12-25-2014 |
20150357841 | METHOD AND CIRCUITRY TO ADAPTIVELY CHARGE A BATTERY/CELL - The present inventions, in one aspect, are directed to techniques and/or circuitry to applying a charge pulse to the terminals of the battery during a charging operation, measure a plurality of voltages of the battery which are in response to the first charge pulse, determine a charge pulse voltage (CPV) of the battery, wherein the charge pulse voltage is a peak voltage which is in response to the first charge pulse, determine whether the CPV of the battery is within a predetermined range or greater than a predetermined upper limit value and adapt one or more characteristics of a charge packet if the CPV is outside the predetermined range or is greater than a predetermined upper limit value. | 12-10-2015 |
20160149430 | METHOD AND DEVICE FOR CHARGING RECHARGEABLE CELLS (As Amended) - A method for adaptively charging rechargeable cells, in particular lithium-ion cells, and a device for charging such cells. In order to propose a method for charging a lithium-based cell/a device for charging a lithium-based cell, where the capacity of the cell is optimally utilised, the charging time is drastically shortened, the durability of the cell is prolonged, a degeneration of a charged cell is practically prevented and/or an increase in capacity of the cell is made possible, a method is proposed which includes pulsed charging of the cell, wherein the charging current I | 05-26-2016 |
20160204624 | RAPID BATTERY CHARGING | 07-14-2016 |
20160204625 | RAPID BATTERY CHARGING | 07-14-2016 |
20190148964 | BATTERY CHARGERS AND ASSOCIATED SYSTEMS AND METHODS | 05-16-2019 |