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Class Information
Number: 320/134
Name: Electricity: battery or capacitor charging or discharging > Battery or cell discharging > With charging > With battery or cell condition monitoring (e.g., for protection from overcharging, heating, etc.)
Description: Subject matter wherein a physical characteristic (e.g., state of charge, temperature, etc.) of a battery or cell is determined during charging or discharging thereof.










Patents under this class:
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Patent Number Title Of Patent Date Issued
7675270 System and method for reliable information handling system and battery communication Mar. 9, 2010
7675269 Circuit and method for battery charging and discharging protection Mar. 9, 2010
7675267 Control circuit of power supply and control method of the power supply Mar. 9, 2010
7675266 Battery pack Mar. 9, 2010
7672798 Apparatus and method for determining the temperature of a charging power source Mar. 2, 2010
7671566 Method for predicting remaining capacity of a battery Mar. 2, 2010
7671565 Battery pack and method for protecting batteries Mar. 2, 2010
7671560 Method and apparatus for handling deeply discharged batteries in a mobile station Mar. 2, 2010
7667437 Method and system for protection of a lithium-based multicell battery pack including a heat sink Feb. 23, 2010
7663345 Circuit and method for controlling DC-DC converter Feb. 16, 2010
7663344 Method for managing a pool of rechargeable batteries according to priority criteria determined based on a state of health of batteries Feb. 16, 2010
7663343 Controller for drive system Feb. 16, 2010
7659692 Rechargeable battery pack for a power tool having an interruptor for prevention of overcharging Feb. 9, 2010
7656623 Methods and apparatus for charging a battery in a peripheral device Feb. 2, 2010
7656133 Capacitor charger with a modulated current varying with an input voltage and method thereof Feb. 2, 2010
7656132 Battery charger apparatus with a digital charge reduction loop Feb. 2, 2010
7656127 Method and apparatus for using an external resistor for charging applications Feb. 2, 2010
7656126 Abnormality detection apparatus for secondary battery device Feb. 2, 2010
7656125 Method and device for controlling a storage voltage of a battery pack Feb. 2, 2010
7656119 Apparatus and method for protecting mobile communication terminal having installed battery from over voltage electric charging Feb. 2, 2010
7652449 Battery management system and driving method thereof Jan. 26, 2010
7651798 Fuel cell system with reformer response time correction Jan. 26, 2010
7649341 Storage battery unit Jan. 19, 2010
7649340 Battery pack Jan. 19, 2010
7646176 Controller for rechargeable battery and temperature estimation method and deterioration determination method for rechargeable battery Jan. 12, 2010
7646174 Battery low-voltage cutoff circuit Jan. 12, 2010
7646173 Battery safety monitor system Jan. 12, 2010
7646172 Staggered backup battery charging system Jan. 12, 2010
7642751 Prefabricated PCM and battery pack containing the same Jan. 5, 2010
7642750 Battery charge/discharge control circuit Jan. 5, 2010
7639019 Method and configuration for monitoring a vehicle battery Dec. 29, 2009
7638977 Battery pack protective circuit for detecting overcharge or wire disconnect Dec. 29, 2009
7638976 Lithium ion battery and method of power conservation for the same Dec. 29, 2009
7638975 Power supply control circuit, electronic apparatus, semiconductor device, control method for power supply control circuit, and control method for electronic apparatus Dec. 29, 2009
7633265 Secondary-battery management apparatuses, secondary-battery management method, and secondary-battery management program Dec. 15, 2009
7629771 Protection device for non-common ground buses Dec. 8, 2009
7629770 Device and method for controlling output from a rechargeable battery Dec. 8, 2009
7629769 Power surge filtering in over-current and short circuit protection Dec. 8, 2009
7626363 Lithium battery pack management and system therefor Dec. 1, 2009
7626361 Lithium battery pack Dec. 1, 2009
7626360 Charge-pump biased battery protection circuit Dec. 1, 2009
7626359 Apparatus and method for charging and discharging serially-connected batteries Dec. 1, 2009
7624292 Battery power detection device Nov. 24, 2009
7619394 Capacitor charger with a modulated current varying with an input voltage and method thereof Nov. 17, 2009
7619392 Method for verifying smart battery failures by measuring input charging voltage and associated systems Nov. 17, 2009
7619391 Electrical appliance with battery protection Nov. 17, 2009
7619390 Battery cell voltage and impedance measuring circuit Nov. 17, 2009
7616421 Electrical interface system Nov. 10, 2009
7615968 Method and device for charging a battery at elevated temperatures Nov. 10, 2009
7615967 Method and apparatus of estimating state of health of battery Nov. 10, 2009

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