Electrical transmission or interconnection systems inventions 12/06

20060290203 - Voltage supply arrangement and method for production of electrical power: A voltage supply arrangement is proposed, which provides a voltage from a first power range in a first operating mode and from a second power range in a second operating mode, to a first electrical load. The voltage supply arrangement includes a voltage converter which is coupled on the input... Agent: Eschweiler & Associates, LLC National City Bank Building

20060290204 - Power supply with reliable voltage feedback control: A power supply having a control circuit for controlling an output of the power supply, and a voltage monitor circuit for detecting a voltage at a first location and providing the detected voltage to a second location in the control circuit independent of any difference in ground voltage between the... Agent: Harness, Dickey, & Pierce, P.l.c

20060290205 - Method and apparatus for monitoring ups power sources: An uninterruptible power supply (UPS) system includes a first UPS module that has a first power source, a second power source and a controller operable to selectively connect the first or second power source to a load. A second UPS module is connected in parallel with the first UPS module.... Agent: Locke Liddell & Sapp LLP Attn. Docketing

20060290207 - Constant voltage discharge device: Circuits and methods for supplying a temporary power supply at a predetermined voltage. A circuit includes a first DC/DC voltage converter that receives an input from a power supply at a first voltage level and generates an output at a second voltage level, higher than the first voltage level. The... Agent: Stmicroelectronics, Inc.

20060290206 - Fan power supply apparatus and image projection apparatus: A fan power supply apparatus is disclosed, which is capable of cooling a lamp to an adequate temperature in a case where AC power is shut off. The fan power supply apparatus comprises a DC generator which generates DC power from AC power, a backup power supply which is charged... Agent: Morgan & Finnegan, L.L.P.

20060290208 - Relay switch including an energy detection circuit: A semiconductor relay switch having two data ports receiving incoming signals and a power supply terminal receiving a power supply voltage is responsive to a power supply voltage level and an energy level of the incoming signals to open and close its conduction paths. The relay switch is open when... Agent: Patent Law Group LLP

20060290209 - Multiplexed temperature sensing circuit for hid lamp ballast: A temperature sensing circuit for a ballast for a HID lamp multiplexes the temperature measurement function with another function to reduce the number of pins required for the temperature measurement function performed by the microcontroller of the ballast. The circuit includes a microcontroller having a first AID input/output pin, a... Agent: Young & Thompson

20060290210 - Configurable power control system: Configurable power control systems, devices, and methods are described, along with subsystem components and interconnection approaches. Means are provided for controlling and reconfiguring power outlets and lighting at an intermediate level, with greater control and flexibility than is available in traditionally wired buildings, without the complexity and expense associated with... Agent: Townsend And Townsend And Crew, LLP

20060284486 - Electric circuit arrangement: A motor control arrangement includes a device connected to positive power such that device drives motor upon connecting to negative power. A switch connects to positive power upon actuation. A first transistor connects to switch via controller and connects between device and negative power. First transistor turns on causing device... Agent: Brooks Kushman P.C.

20060284487 - Active dc bus filter for fuel cell applications: A control system for a vehicle powered by a fuel cell includes a voltage conversion device that communicates with the fuel cell through a voltage bus and a propulsion system that is selectively powered by the fuel cell through the voltage bus and that selectively generates a ripple current in... Agent: General Motors Corporation Legal Staff

20060284489 - Dc-based data center power architecture: A DC-based power system including: an AC power distribution system for providing AC power to a first node and a second node; a first converting system coupled to the first node that converts AC power to DC power and outputs the DC power to a first distributed bus bar; a... Agent: Hoffman Warnick & D'alessandro, LLC

20060284488 - Uninterruptible power supply and method of manufacturing same: An uninterruptible power supply comprises a power source (250) and a housing (110) to contain the power source. The housing comprises an outer surface (111) in which are located a recess (121) and a flat region (231). An electrical outlet (241) is located at the flat region, and a light... Agent: Kenneth A. Nelson Bryan Cave LLP

20060284490 - Multiple output buck converter: In some embodiments, a three-switch dual output buck converter includes a converter circuit having N+1 switch circuits, the converter circuit being configured to receive an input voltage and to provide N output voltages, where N is two or more, and a control circuit to selectively provide control signals to the... Agent: Blakely Sokoloff Taylor & Zafman

20060284491 - Voltage regulator circuit for blade server: The present invention is to provide a voltage regulator circuit disposed on a circuit board of a blade server including a voltage regulator module for converting voltage of a power source and outputting the power source and a switch unit being connected with the voltage regulator module, wherein a standby... Agent: Bacon & Thomas, PLLC

20060284492 - Lamp that sets desired rms load voltage with variable pulse width modulation: A lamp includes a voltage controller that converts a line voltage to a desired RMS load voltage. The voltage controller is entirely within a lamp base and uses pulse width modulation to define the RMS load voltage. The voltage controller has a feed-back circuit that adjusts the RMS load voltage... Agent: Osram Sylvania Inc

20060284493 - Lamp containing pulse width modulated voltage conversion circuit: A lamp includes a voltage conversion circuit entirely within a lamp base. The voltage conversion circuit includes a pulse width modulator for modulating a lamp load voltage and provides a load voltage to a light emitting element. A feed-back circuit adjusts the pulse width modulator in response to the load... Agent: Osram Sylvania Inc

20060284494 - Method of setting desired rms load voltage in a lamp: A method of converting a line voltage to a desired RMS load voltage in a lamp includes the steps of pulse width modulating a load voltage with a pulse width modulation circuit, triggering conduction in the pulse width modulation circuit independently of a line voltage magnitude with a time-based signal... Agent: Osram Sylvania Inc

20060279139 - Universal power converter having integral ac converter: A power converter adapted to power portable electronic devices and having an integral 220/110 VAC converter, and a 110/220 VAC converter. This built-in AC converter provides the suitable voltage to a integral regulator, which regulator provides a suitable output voltage and current adapted to power the portable electronic device. Advantageously,... Agent: Jackson Walker LLP

20060273661 - Inline power for multiple devices in a wired data telecommunications network: A power sourcing equipment-powered device (PSE-PD) combination unit requests inline power from a connected PSE or other PSE-PD combination unit by having the PD portion of the PD-PSE combination unit adapt its electrical characteristics, if necessary, to obtain the maximum power available. The PD-PSE combination device keeps track of available... Agent: David B. Ritchie Thelen Reid & Priest LLP

20060273662 - Switching power supply device: The peak current flowing to the switching device drops in a no-load state with PWM control, but because the number of switching operations is constant regardless of the load, further reducing power consumption is difficult. The switching power supply device has a PWM signal generator for generating a PWM signal,... Agent: Ratnerprestia

20060273663 - Power outlet with automatic shutoff: An automatic switched power circuit with automatic shutoff under standby power conditions comprises a power outlet including first and second terminals for connection to a power source and first and second sockets for receiving a plug of a powered device. The first terminal is electrically connected to the first socket.... Agent: Wood, Phillips, Katz, Clark & Mortimer

20060273664 - Self-contained, self-snubbed, hid dimming module that exhibits non-zero crossing detection switching: A protection circuit for an HID dimming circuit is provided. A resistive component limits the initial current after a relay closes and current flows from a charged capacitor to a second capacitor. An inductive component limits the rate of change of current through the circuit. A voltage limited device limits... Agent: Roylance, Abrams, Berdo & Goodman, L.L.P.