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9018909 Battery pack  
A battery pack includes a first battery and a second battery connected electrically in parallel and performing charge and discharge, and a heater generating heat. The first battery can perform...
9000552 Semiconductor integrated circuit device having analog circuit separated from digital circuit using resistive and capacitive element regions  
In a semiconductor integrated circuit device including a digital circuit region in which a digital circuit is formed, and an analog circuit region in which an analog circuit is formed, the analog...
8994334 Battery state-of-charge calculation device  
The battery state-of-charge calculation device (100) is provided with a SOCV calculation unit (5) which outputs a first state of charge calculated based on voltage data, a SOCI calculation unit...
8994332 Battery heating circuits and methods using voltage inversion based on predetermined conditions  
Certain embodiments of the present invention provide a battery heating circuit, comprising a switch unit 1, a switching control module 100, a damping component R1, an energy storage circuit, and...
8988047 Method of charging an electrochemical cell  
A method of pulse charging a secondary electrochemical storage cell is provided. The secondary cell includes a negative electrode comprising an alkaline metal; a positive electrode comprising at...
8975872 Battery heating circuits and methods with resonance components in series using voltage inversion based on predetermined conditions  
A circuit for heating a battery includes a switch unit, control module, damping component, energy storage circuit, and superposition unit. The energy storage circuit forms a loop with the battery,...
8977974 Ambient noise based augmentation of media playback  
Ambient noise sampled by a mobile device from a local environment is used to automatically trigger actions associated with content currently playing on the mobile device. In some implementations,...
8970172 Battery heating circuits and methods with resonance components in series using voltage inversion and freewheeling circuit components  
Circuit and method for heating a battery. The circuit includes the battery with damping component, a switch unit, a switching control module, an energy storage circuit, a freewheeling circuit, and...
8970178 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...
8947049 Battery heating circuits and methods using voltage inversion and freewheeling circuit components  
Certain embodiments of the present invention provide a battery heating circuit, comprising a switch unit 1, a switching control module 100, a damping component R1, an energy storage circuit, a...
8941357 Heating circuits and methods based on battery discharging and charging using resonance components in series and freewheeling circuit components  
A circuit for heating a battery includes a switch unit, switching control module, damping component, energy storage circuit, and freewheeling circuit. The energy storage circuit is connected with...
8941356 Battery heating circuits and methods with resonance components in series using energy transfer  
Circuit and method for heating a battery. The circuit includes the battery including a first damping component and a first current storage component, a switch unit, a switching control component,...
8941358 Heating circuits and methods based on battery discharging and charging using resonance components in series and freewheeling circuit components  
A circuit for heating a battery includes the battery including parasitic damping and current storage components, a switch unit, a switching control component coupled to the switch unit, a charge...
8937458 ***WITHDRAWN PATENT AS PER THE LATEST USPTO WITHDRAWN LIST***
Battery heating circuits and methods with resonance components in series using voltage inversion based on predetermined conditions
 
A circuit for heating a battery includes a switch unit, control module, damping component, energy storage circuit, and superposition unit. The energy storage circuit forms a loop with the battery,...
8860373 Protective circuit and charging device  
A protective circuit includes a smoothing circuit in which a pulse-like charging output permitting signal is input in a normal charging state and the pulse-like charging output permitting signal...
8854003 Technique for rapid battery capacity testing  
A method of rapidly testing the discharge capacity of a battery comprises discharging the battery at a first discharge rate until a first cutoff potential is reached, relaxing the battery during a...
8847785 Method and apparatus for reducing battery passivation in a meter-reading module  
The teachings herein disclose a method and apparatus for preventing excessive battery passivation in an electronic meter-reading module. The module operates in a low-power state most of the time....
8841883 Battery heating circuits and methods with resonance components in series using energy transfer and voltage inversion  
Circuit and method for heating a battery. The circuit includes the battery including parasitic damping and current storage components, switch unit, switching control component, charge storage...
8836288 Battery heating circuits and methods using transformers  
Circuit and method for heating a battery. The heating circuit includes a switch unit, a switching control module, a one-way semiconductor component, a damping component and a transformer. The...
8836277 Battery heating circuits and methods using resonance components in series based on current limiting and voltage inversion with bi-directionality and common inductance  
Circuit and method for heating a battery. The circuit includes the battery including parasitic damping and current storage components. A first switch unit and first charge storage component are...
8829856 Circuits and methods for heating batteries in parallel using resonance components in series  
Circuit and method for heating first and second batteries. The heating circuit includes first and second switch units, first and second damping components, first and second current storage...
8823317 Circuits and methods for heating batteries in series using resonance components in series  
Circuit and method for heating first and second batteries. The heating circuit includes first and second switch units, first and second damping components, first and second current storage...
8643500 Apparatus and method for diagnosing abnormality in cell balancing circuit  
Provided are an apparatus and a method for diagnosing an abnormality in a cell balancing circuit. The apparatus may include a floating capacitor charged with voltage of a battery cell, a cell...
8638069 Bidirectional polyphase multimode converter including boost and buck-boost modes  
A charging method using a multiphase line voltage for charging an energy storage system (ESS) using a polyphase motor drive circuit communicated to a polyphase motor, the polyphase motor drive...
8598849 In-situ battery health detector and end-of-life indicator  
Some embodiments provide a system that monitors a battery in a portable electronic device. During operation, the system applies a pulse load to the battery and determines an impedance of the...
8560139 Automatic flow control apparatus  
An automatic flow control apparatus includes a solar cell module that provides a received light signal, an energy storage module, a charging circuit, a regulating module, a control module, a...
8552692 Charger and discharger for secondary battery  
A charger and discharger for a secondary battery includes a secondary battery coupled to an output stage of the charger and discharger, a first converter circuit including a first pulse voltage...
8536837 Over-voltage protection accounting for battery droop  
An over-voltage detection and correction system for a transmitter of a mobile terminal that accounts for battery droop during a transmit burst is provided. In general, prior to ramp-up for a first...
8493015 Door drive  
The present invention relates to a door drive comprising electrically operated components which are supplied with electrical energy via a mains connection. In accordance with the invention, a...
8493032 Bidirectional polyphase multimode converter including boost and buck-boost modes  
A charging method using a multiphase line voltage for charging an energy storage system (ESS) using a polyphase motor drive circuit communicated to a polyphase motor, the polyphase motor drive...
8466653 Battery charger  
In a battery charger, the rectifier includes rectifying elements provided for respective three phases. The rectifier supplies, for the respective phases, currents for rectifying three-phase AC...
8415926 In-situ battery health detector and end-of-life indicator  
Some embodiments provide a system that monitors a battery in a portable electronic device. During operation, the system applies a pulse load to the battery and determines an impedance of the...
8334675 Method of charging battery based on calcualtion of an ion concentration of a solid active material and battery charging control system  
A controller in a charging control system controls a charger to heat a battery at a low temperature by pulse charging and discharging up to a desired temperature and then moves to a normal...
8183838 Charging method and system utilizing the same  
A charging method for a rechargeable battery is disclosed. A preset power is provided to the rechargeable battery when the rechargeable battery is connected to a charger for execution of a first...
8022673 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...
8022675 Detection of the supply state of a load supplied by a variable voltage  
A method and a circuit for detecting the state of supply of a load by a variable voltage, including measuring the difference between values representative of the variable supply voltage and of a...
7998609 Secondary cell replacing method  
In a pre-replacement process, a replacement battery module is provided with a memory effect before being dispatched, by performing at least one of the process of performing a cyclic...
7977919 Over-voltage protection accounting for battery droop  
An over-voltage detection and correction system for a transmitter of a mobile terminal that accounts for battery droop during a transmit burst is provided. In general, prior to ramp-up for a first...
7944174 Battery pack, charger and terminal block arrangements for cordless power tool system  
A battery pack, charger, and terminal blocks for the pack, charger and a cordless power tool are provided. The pack includes battery cells disposed between end caps within a bottom housing of the...
7834589 Apparatus and method for bucking voltage of battery pack  
An apparatus and method for discharging a voltage in a battery pack. The apparatus includes a discharge resistance connected to a discharge target battery of plural batteries in the battery pack...
7812569 Circuit to measure vehicle battery voltage  
A system for measuring a battery voltage is provided. The system includes a battery, a time encoding circuit, and a controller. The time encoding circuit is in electrical communication with the...
7777434 Motor vehicle  
A system and method for operating, or electrically communicating with, an electrical supply network are disclosed. A vehicle is coupled to the electrical supply network, a trigger causes a partial...
7777452 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...
7759901 Battery monitoring system  
A system for the monitoring of the state of a battery used in a vehicle and to which electrical elements comprising at least one electrical consumer and/or at least one electrical generator are...
7734317 Battery management  
Systems and techniques are disclosed relating to wireless communications. The systems and techniques involve an efficient power source for prolonged battery life. The power source may include...
7688031 Power supply interrupting apparatus using a contact unit to switch between an interrupted and non-interrupted state  
Provided is a power supply interrupting apparatus. The apparatus includes a switch, for switching between a first connection connecting a primary terminal and an output terminal and a second...
7667350 Electric power source apparatus using fuel cell and method of controlling the same  
A method of controlling an electric power source apparatus, which comprises supplying electric power to an electronic device on which a secondary battery is mounted from a power source apparatus...
7626365 Charging system and method  
The invention concerns a method (200) and system (100) for charging a battery (110). The method includes the steps of receiving (212) an input power supply signal (300), monitoring (216) the input...
7622929 Pulse-discharge battery testing methods and apparatus  
A method for evaluating the conditions a battery comprises applying a discharge pulse to the battery and monitoring a response of the battery to the discharge pulse. In some embodiments a measure...
7619389 Charge control device for a secondary battery  
A charge circuit 6 supplies a charging voltage (Vc) or a charging current to a secondary battery 2, 24 to 26 used for driving an appliance 21; a charged level setting device 5, Sc1 causes the...

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