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Class Information
Number: 320/163
Name: Electricity: battery or capacitor charging or discharging > Battery or cell charging > With detection of current or voltage amplitude > Having solid-state control device
Description: Subject matter including a semiconductor regulating element.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7612524 |
Motor vehicle battery disconnect circuit having electronic disconnects |
Nov. 3, 2009 |
| 7602151 |
Charger with output voltage compensation |
Oct. 13, 2009 |
| 7592780 |
Battery charging apparatus |
Sep. 22, 2009 |
| 7570022 |
Variable battery refresh charging cycles |
Aug. 4, 2009 |
| 7570026 |
Protection circuit with minimized voltage reference unevenness between charger and battery pack |
Aug. 4, 2009 |
| 7567062 |
Charging circuit |
Jul. 28, 2009 |
| 7560902 |
Duty cycle controller for high power factor battery charger |
Jul. 14, 2009 |
| 7554298 |
Charger and integrated circuit having first and second charging currents |
Jun. 30, 2009 |
| 7550951 |
Two-step battery charger |
Jun. 23, 2009 |
| 7545121 |
Auxiliary vehicle power supply |
Jun. 9, 2009 |
| 7541780 |
Charge controlling circuit, charge controlling method, and electronic device provided with same charge controlling circuit |
Jun. 2, 2009 |
| 7538519 |
Information handling system with battery protected from non-permanent failures |
May. 26, 2009 |
| 7528581 |
Battery apparatus for controlling plural batteries and control method of plural batteries |
May. 5, 2009 |
| 7505856 |
Battery test module |
Mar. 17, 2009 |
| 7501794 |
System, method and semiconductor device for charging a secondary battery |
Mar. 10, 2009 |
| 7486034 |
Power supply device for vehicle and method of controlling the same |
Feb. 3, 2009 |
| 7474079 |
Battery charger with backup charging circuit |
Jan. 6, 2009 |
| 7449865 |
Battery charger for preventing both overshoot charging currents and overcharged battery voltage during mode transitions and method thereof |
Nov. 11, 2008 |
| 7408326 |
Battery pack system interface with multiple mode control states |
Aug. 5, 2008 |
| 7405539 |
Battery charger for preventing charging currents from overshooting during mode transition and method thereof |
Jul. 29, 2008 |
| 7391183 |
System for controlling charging of secondary battery |
Jun. 24, 2008 |
| 7378819 |
Systems and methods for regulating pulsed pre-charge current in a battery system |
May. 27, 2008 |
| 7276881 |
Protection method, control circuit, and battery unit |
Oct. 2, 2007 |
| 7039534 |
Charging monitoring systems |
May. 2, 2006 |
| 6958591 |
Battery charging safety circuit for simultaneous startup and rapid surge current clamping |
Oct. 25, 2005 |
| 6771043 |
Power tools |
Aug. 3, 2004 |
| 6734652 |
Battery charging safety circuit |
May. 11, 2004 |
| 6528972 |
Voltage detection controlled shunt and voltage division circuit for a charging device |
Mar. 4, 2003 |
| 6476311 |
Portable multiple power supply comprising solar cell |
Nov. 5, 2002 |
| 6426608 |
Automobile and power supply system therefor |
Jul. 30, 2002 |
| 6404151 |
Electric vehicle drive |
Jun. 11, 2002 |
| 6362603 |
Battery charging apparatus |
Mar. 26, 2002 |
| 6353305 |
Battery charger where the charge current rate is set by a switch modulated with a variable duty cycle |
Mar. 5, 2002 |
| 6275161 |
Method and apparatus for automotive battery condition indication |
Aug. 14, 2001 |
| 6255804 |
Method for charging a battery with maximum power tracking |
Jul. 3, 2001 |
| 6218811 |
Output variable charging circuit and charger incorporating same |
Apr. 17, 2001 |
| 6211649 |
USB cable and method for charging battery of external apparatus by using USB cable |
Apr. 3, 2001 |
| 6194875 |
Controller for DC-DC converter |
Feb. 27, 2001 |
| 6181111 |
Permanent magnet alternator system for battery charging |
Jan. 30, 2001 |
| 6165646 |
Solid state rechargeable lithium battery, stacking battery, and charging method of same |
Dec. 26, 2000 |
| 6163136 |
Transistor driven wall charger |
Dec. 19, 2000 |
| 6157173 |
Circuit and method for sharing current between a portable device and a battery charger |
Dec. 5, 2000 |
| 6104170 |
Method and circuit for preventing oscillations in a battery charger |
Aug. 15, 2000 |
| 6040685 |
Energy transfer and equalization in rechargeable lithium batteries |
Mar. 21, 2000 |
| 5990663 |
Charge/discharge control circuit and charging type power-supply unit |
Nov. 23, 1999 |
| 5969507 |
Battery life extender apparatus |
Oct. 19, 1999 |
| 5929604 |
Battery-discharge-protection system for electronic accessories used in vehicles containing a battery |
Jul. 27, 1999 |
| 5920181 |
Battery protection system and process for charging a battery |
Jul. 6, 1999 |
| 5903137 |
Battery pack with single charge inhibit/regulator transistor |
May. 11, 1999 |
| 5889387 |
Battery charging unit |
Mar. 30, 1999 |
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