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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:
| Patent Number |
Title Of Patent |
Date Issued |
| 7626359 |
Apparatus and method for charging and discharging serially-connected batteries |
Dec. 1, 2009 |
| 7626361 |
Lithium battery pack |
Dec. 1, 2009 |
| 7626360 |
Charge-pump biased battery protection circuit |
Dec. 1, 2009 |
| 7626363 |
Lithium battery pack management and system therefor |
Dec. 1, 2009 |
| 7624292 |
Battery power detection device |
Nov. 24, 2009 |
| 7619390 |
Battery cell voltage and impedance measuring circuit |
Nov. 17, 2009 |
| 7619391 |
Electrical appliance with battery protection |
Nov. 17, 2009 |
| 7619392 |
Method for verifying smart battery failures by measuring input charging voltage and associated systems |
Nov. 17, 2009 |
| 7619394 |
Capacitor charger with a modulated current varying with an input voltage and method thereof |
Nov. 17, 2009 |
| 7615968 |
Method and device for charging a battery at elevated temperatures |
Nov. 10, 2009 |
| 7615964 |
Rechargeable battery charging method |
Nov. 10, 2009 |
| 7616421 |
Electrical interface system |
Nov. 10, 2009 |
| 7615967 |
Method and apparatus of estimating state of health of battery |
Nov. 10, 2009 |
| 7612524 |
Motor vehicle battery disconnect circuit having electronic disconnects |
Nov. 3, 2009 |
| 7612537 |
Galvanically isolated charge balance system |
Nov. 3, 2009 |
| 7610124 |
Control device for motor-driven vehicle |
Oct. 27, 2009 |
| 7605567 |
Battery protecting circuit and battery with such protecting circuit |
Oct. 20, 2009 |
| 7605566 |
Staggered backup battery charging system |
Oct. 20, 2009 |
| 7605352 |
Method for sorting positive temperature coefficient (PTC) elements |
Oct. 20, 2009 |
| 7605565 |
Battery pack with protection circuit |
Oct. 20, 2009 |
| 7602146 |
Protection methods, protection circuits and protection devices for secondary batteries, a power tool, charger and battery pack adapted to provide protection against fault conditions in the bat |
Oct. 13, 2009 |
| 7598701 |
Battery pack and method for permanently disabling functions of a pirated battery pack |
Oct. 6, 2009 |
| 7595609 |
Battery system power path configuration and methods for implementing same |
Sep. 29, 2009 |
| 7595608 |
Gate driver for a battery pack |
Sep. 29, 2009 |
| 7595610 |
Redundant battery protection system and method |
Sep. 29, 2009 |
| 7592777 |
Current mode battery charger controller |
Sep. 22, 2009 |
| 7592815 |
Leakage detection circuit for electric vehicle |
Sep. 22, 2009 |
| 7589500 |
Method and system for battery protection |
Sep. 15, 2009 |
| 7589502 |
Charge and discharge control circuit with variable switching delay time function and charging-type supply device using the control circuit |
Sep. 15, 2009 |
| 7589501 |
Apparatus and method for protecting secondary battery |
Sep. 15, 2009 |
| 7589499 |
Over voltage transient controller |
Sep. 15, 2009 |
| 7583055 |
Information handling system capable of operating with a power adapter having a power rating lower than the information handling system's power rating |
Sep. 1, 2009 |
| 7583060 |
Protective circuit for a secondary battery pack and method of operating the same |
Sep. 1, 2009 |
| 7579842 |
Battery management apparatus |
Aug. 25, 2009 |
| 7579811 |
Battery pack, battery protection processing apparatus and control method thereof |
Aug. 25, 2009 |
| 7573233 |
Battery system configured to survive failure of one or more batteries |
Aug. 11, 2009 |
| 7568538 |
Children's ride-on vehicle charging assemblies with back feed protection |
Aug. 4, 2009 |
| 7570017 |
Rechargeable battery pack for a power tool including over-discharge protection |
Aug. 4, 2009 |
| 7570021 |
Rechargeable battery controller and method for controlling output of rechargeable battery |
Aug. 4, 2009 |
| 7570022 |
Variable battery refresh charging cycles |
Aug. 4, 2009 |
| 7566828 |
Power source device and charge controlling method to be used in same |
Jul. 28, 2009 |
| 7567116 |
Voltage converting circuit and battery device |
Jul. 28, 2009 |
| 7564220 |
Method and electronic circuit for efficient battery wake up charging |
Jul. 21, 2009 |
| 7560900 |
Rechargeable lithium battery protection device |
Jul. 14, 2009 |
| 7560901 |
Internal short detection apparatus for secondary-battery, internal short detection method for secondary-battery, battery-pack, and electronic equipment |
Jul. 14, 2009 |
| 7557540 |
Capacity measurement system for a battery with open circuit voltage detection |
Jul. 7, 2009 |
| 7554291 |
Battery control system for a chargeable-and-dischargeable power supply system |
Jun. 30, 2009 |
| 7554300 |
Car power source apparatus |
Jun. 30, 2009 |
| 7554330 |
Method for determining the deterioration of a battery |
Jun. 30, 2009 |
| 7553583 |
Systems and methods for constructing a battery pack |
Jun. 30, 2009 |
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