Patents
Sitemap › H02 - Generation, conversion, or distribution of electric power › H02J - Circuit arrangements or systems for supplying or distributing electric power; Systems for storing electric energy › H02J 1 - Circuit arrangements for dc mains or dc distribution networks
Patents for H02J 1 - Circuit arrangements for dc mains or dc distribution networks (12,155)
12/1998
12/08/1998US5847948 Power conversion circuit for document scanners
12/08/1998US5847941 Switching power supply system and process
12/03/1998WO1998054814A1 Circuit for a coupled, linearly re-adjusted electricity supply unit supplying output voltages
12/03/1998DE19722017A1 Electrical circuit with earthed electrical component and control apparatus, e.g for vehicle ABS system
12/02/1998EP0881758A2 Efficient power conversion
12/02/1998EP0881736A2 Circuit arrangement for a power supply unit
12/02/1998EP0881735A2 Circuit arrangement for a power supply unit
12/02/1998CN1200812A UPS for medical imaging system
12/02/1998CN1200506A Circuit device for powder supply unit
12/02/1998CN1200505A Circuit device for power supply unit
12/01/1998US5845221 Load control system for vehicle
12/01/1998US5845217 Power systems for plug-in modules
12/01/1998US5844327 Apparatus and method for optimizing power distributed in a broadband signal system
11/1998
11/26/1998WO1998053547A1 Voltage transformer
11/25/1998EP0880086A1 A control circuit and method for a temperature sensitive device
11/25/1998CN1199947A Charging apparatus
11/19/1998WO1998052267A1 Inrush current control circuitry
11/19/1998WO1998052111A1 Voltage regulating circuit for eliminating 'latch-up
11/19/1998DE19720948A1 Vorrichtung zur Spannungswandlung Device for voltage conversion
11/19/1998CA2289935A1 Voltage regulating circuit for eliminating "latch-up"
11/18/1998EP0878752A1 Voltage regulation circuit for suppressing the "latch-up" effect
11/17/1998US5838577 Electrical apparatus capable of being connected to plural kinds of peripheral devices
11/17/1998US5838559 Host electronic equipment with internal power supply adapted for supplying power directly to peripherals
11/17/1998US5838151 Wireless load sharing for parallel power converters and method
11/17/1998US5838148 Power control method and apparatus for battery power supply and battery power supply system
11/11/1998EP0876700A1 Intelligent power supply with staged loading capability
11/11/1998EP0811267B1 Power supply device
11/10/1998US5835610 Hearing air system
11/10/1998US5835020 Multiple communication system and apparatus
11/10/1998US5834925 Current sharing power supplies with redundant operation
11/10/1998US5834859 Battery backed configurable output buffer
11/03/1998US5831945 Record medium erasing device with variable control in accordance with power supply characteristics
11/03/1998US5831346 Method and apparatus for control of power supply coupling on computer backplane
11/03/1998US5831345 Priority relay circuit with timer
10/1998
10/29/1998WO1998048499A1 Power supply device for vehicles
10/28/1998EP0874446A1 A switched mode power supply controller and method
10/27/1998US5828967 Control device for engine compartment cooling
10/27/1998US5828140 Used in a computer system
10/22/1998DE19750168A1 Semiconductor current supply driver circuit
10/21/1998EP0872940A2 Method for operating a power supply apparatus and related apparatus
10/20/1998US5825695 Semiconductor device for reference voltage
10/20/1998US5825639 DC bus capacitor arrangement
10/20/1998US5825237 Reference voltage generation circuit
10/15/1998WO1998045923A1 An apparatus for controlling and power feeding a number of power-consuming parts
10/15/1998WO1998045922A1 Apparatus for power supplying and controlling a number of external devices
10/15/1998DE19813146A1 Power supply system for electric vehicle
10/15/1998CA2286218A1 An apparatus for controlling and power feeding a number of power-consuming parts
10/14/1998EP0871106A2 Apparatus for managing power consumption within a system with independently powered devices
10/14/1998EP0870354A1 Load distribution and management system
10/14/1998EP0869882A1 Device for supplying power in a motor vehicle
10/14/1998CN1195617A Power supply system for electric vehicle
10/13/1998US5821643 Synchronization control scheme for a plurality of switching circuits, method of operation therefor and battery plant employing the same
10/06/1998US5818673 Electric power distribution system having fault bypass feature
09/1998
09/29/1998US5815389 In a power distribution system
09/29/1998US5815015 Synchronization and shutdown circuits and methods in high-speed switching regulator drive circuits
09/29/1998US5814977 Power supply for compensating a failed voltage
09/29/1998US5814972 Method of operating a power supply control apparatus
09/29/1998US5814903 Programmable gain for switched power control
09/24/1998WO1998041793A2 High efficiency lighting system
09/24/1998DE19811626A1 Current supply system for motor vehicles
09/24/1998DE19710440A1 Stromversorgungsschaltung Power supply circuit
09/23/1998EP0866609A1 Videorecorder
09/23/1998CN1039946C Progress controlled transmitting machine for circular power supply
09/22/1998US5812385 Quickly restartable power supply apparatus
09/22/1998US5812384 Matrix filters for low-noise power distribution systems
09/22/1998US5811889 Circuit for controlling power output from a power supply
09/17/1998WO1998040803A1 Power supply circuit
09/15/1998US5808453 Synchronous current sharing pulse width modulator
09/15/1998US5808377 Power supply contention prevention circuit
09/15/1998US5808376 Method of and apparatus for power management and distribution in a medical imaging system
09/11/1998WO1998039179A1 Propulsion systems, especially for a motor vehicle, and methods for operating said propulsion systems
09/11/1998WO1998033267A3 High efficiency power converter
09/11/1998WO1998021924A3 Control equipment for an active filter
09/09/1998EP0862808A1 An installation for power transmission by means of high-voltage direct current, comprising device for detection of a permanent ground fault
09/08/1998US5804894 Low voltage battery pack monitoring circuit with adjustable set points
09/08/1998US5803754 Modified receptacle and plug for low voltage DC distribution
09/03/1998WO1998038727A2 Dc-dc converter with multiple outputs turned on and off in certain sequence
09/03/1998WO1998038719A1 Low cost power supply device to a plurality of electronic modules installed in a compartment
09/01/1998US5801931 DC power source apparatus that suppresses harmonics
08/1998
08/26/1998EP0860757A1 Electronic timepiece
08/25/1998US5799199 Memory device in which electrical power consumption of power circuit thereof is reduced during an idle state
08/25/1998US5798619 Power supply for energizing a remote resistive load
08/25/1998US5798578 Synchronization device for a redundant power supply system
08/19/1998EP0859469A2 A five volt output driver for a chip manufactured in a three volt process
08/18/1998US5796601 Rectifier control system
08/18/1998US5795229 Video game power controller
08/13/1998WO1998035420A1 Load balancing of several independently working modules of a power supply installation
08/13/1998DE19704662A1 Verfahren zur Lastsymmetrierung mehrerer autark und unabhängig arbeitenden Stromversorgungsmodulen einer modularen Stromversorgungsanlage A method for load balancing of multiple autonomous and independently operating power supply modules of a modular power supply system
08/11/1998US5793191 Zero voltage switching supplies connected in parallel
08/11/1998US5793123 Electronic device with two power supply modes
08/11/1998CA2055898C Constant-current integrated power supply
08/06/1998WO1998033680A1 Switch arrangement for electric control unit
08/05/1998EP0856934A1 Combined Energy Storage Alternator and Pulsed Power Alternator
08/04/1998US5790394 Dual AC power supply input module
08/04/1998US5790392 Intelligent power supply with staged loading capability
07/1998
07/30/1998WO1998033267A2 High efficiency power converter
07/30/1998WO1998033257A1 Power supply monitoring ic and battery pack
07/30/1998DE19703236A1 Schalteranordnung für elektrische Steuergeräte Switch arrangement for electrical control equipment
07/30/1998CA2278250A1 High efficiency power converter
07/29/1998EP0855097A1 Modular power supply
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