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Class Information
Number: 307/43
Name: Electrical transmission or interconnection systems > Plural supply circuits or sources
Description: Subject matter relating to plural supply circuits or sources.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7593756 |
Detection for high powered devices |
Sep. 22, 2009 |
| 7589436 |
Data processing unit and DC backup power supply |
Sep. 15, 2009 |
| 7573154 |
Battery operated portable electronic device having dual batteries |
Aug. 11, 2009 |
| 7554796 |
Modular power distribution system and methods |
Jun. 30, 2009 |
| 7554383 |
Chip for non-contact reader/writer having power-supply management function |
Jun. 30, 2009 |
| 7547989 |
Control architecture for power supply |
Jun. 16, 2009 |
| 7541691 |
Standby power supply apparatus |
Jun. 2, 2009 |
| 7541776 |
Method and system for operating a portable electronic device in a power-limited manner |
Jun. 2, 2009 |
| 7541793 |
Parallel power supply with active droop current sharing circuit having current limiting function |
Jun. 2, 2009 |
| 7535122 |
Various methods and apparatuses for a multiple input-voltage-level voltage-regulator and a multiple voltage-level DC power supply |
May. 19, 2009 |
| 7523333 |
Power supply apparatus for electrical and/or electronic user devices |
Apr. 21, 2009 |
| 7518264 |
Digital current share method for power supplies in parallel |
Apr. 14, 2009 |
| 7509507 |
Multi-regulator power supply chip with common control bus |
Mar. 24, 2009 |
| RE40663 |
Digital battery |
Mar. 17, 2009 |
| 7505820 |
Backup control for solid state power controller (SSPC) |
Mar. 17, 2009 |
| 7501718 |
Voltage supply circuit and method for generating a supply voltage |
Mar. 10, 2009 |
| 7498694 |
Power management system with multiple power sources |
Mar. 3, 2009 |
| 7498695 |
More compact and higher reliability power source system |
Mar. 3, 2009 |
| 7489167 |
Voltage detection and sequencing circuit |
Feb. 10, 2009 |
| 7485990 |
Electronic apparatus, feed switch controlling method and feed switch setting method for electronic apparatus |
Feb. 3, 2009 |
| 7460889 |
High power classification for power over Ethernet |
Dec. 2, 2008 |
| 7456520 |
Control system, method and product for uninterruptible power supply |
Nov. 25, 2008 |
| 7453170 |
Universal energy supply system |
Nov. 18, 2008 |
| 7449866 |
Booster that utilizes energy output from a power supply |
Nov. 11, 2008 |
| 7439634 |
Electrical starting, generation, conversion and distribution system architecture for a more electric vehicle |
Oct. 21, 2008 |
| 7429807 |
Adjustable speed drive system for primary loop recirculation pump |
Sep. 30, 2008 |
| 7420294 |
Smart power switch for broadband communications network |
Sep. 2, 2008 |
| 7414330 |
Power switch device |
Aug. 19, 2008 |
| 7414332 |
Electric power unit and electronics device obtaining power from a plurality of power sources |
Aug. 19, 2008 |
| 7411313 |
Controller for plural supplies driving single load |
Aug. 12, 2008 |
| 7400493 |
Circuit breaking link status detection and reporting circuit |
Jul. 15, 2008 |
| 7391132 |
Methods and apparatus providing double conversion/series-parallel hybrid operation in uninterruptible power supplies |
Jun. 24, 2008 |
| 7385374 |
Adaptive power system |
Jun. 10, 2008 |
| 7380150 |
Method for selecting an inductive or battery power supply based on the voltage sensed therefrom for a transponder system |
May. 27, 2008 |
| 7368836 |
Volt-second synchronization for magnetic loads |
May. 6, 2008 |
| 7362084 |
Fast voltage regulators for charge pumps |
Apr. 22, 2008 |
| 7345458 |
Booster that utilizes energy output from a power supply unit |
Mar. 18, 2008 |
| 7343509 |
Car-mounted electronic control device |
Mar. 11, 2008 |
| 7332832 |
Removable hard disk drive (HDD) that is hot-plug compatible with multiple external power supply voltages |
Feb. 19, 2008 |
| 7324631 |
Method and apparatus for delivering secured telephony service in a hybrid coaxial cable network |
Jan. 29, 2008 |
| 7286910 |
Installation for controlling power in an aircraft |
Oct. 23, 2007 |
| 7276815 |
Power management system |
Oct. 2, 2007 |
| 7269447 |
Portable telephone terminal and power supply method |
Sep. 11, 2007 |
| 7262520 |
Robust power distribution systems and methods |
Aug. 28, 2007 |
| 7256515 |
Power supply system with high cooling capability |
Aug. 14, 2007 |
| RE39710 |
System for providing assured power to a critical load |
Jul. 3, 2007 |
| 7227755 |
Integrated power supply and platform for military radio |
Jun. 5, 2007 |
| 7227277 |
Multiple input DC-DC power converter |
Jun. 5, 2007 |
| 7215040 |
Half-bridge converter with zero-voltage switching and snubber |
May. 8, 2007 |
| 7212407 |
Electrical power converter method and system employing multiple output converters |
May. 1, 2007 |
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