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Computer system

Patent Number: 8446053
Publication Date: 2013-05-21
Inventor:

A computer system includes a power supply, a number of first power interfaces, a second power interface, and a voltage regulating module. The power supply includes a number of direct current (DC) voltage output terminals, to output a number of DC voltages to a motherboard of the computer system. The first power interfaces are connected to the DC voltage output terminals of the power supply, to output the DC voltages to first peripheral devices. The voltage regulating module includes an ...

Heat dissipating device with delay function and electronic apparatus using same

Patent Number: 8446052
Publication Date: 2013-05-21
Inventor:

A heat dissipating device is used in an electronic apparatus. The electronic apparatus includes a standby unit and a power supply. The heat dissipating device includes a delay unit connected to the standby unit, a switch connected to the delay unit and the power supply, and a heat sink connected to the switch. The delay unit turns on the switch when the electronic apparatus operates in a working mode, and the delay unit turns off the switch after a predetermined delay time when the ...

Power supply unit having a voltage converter

Patent Number: 8446051
Publication Date: 2013-05-21
Inventors: ; ; ;

The present invention concerns an electrical installation or device equipped with a power supply unit comprising a voltage converter having primary and secondary parts respectively defining a primary side and a secondary side of this electrical installation or device. This power supply unit comprises a power management unit arranged on the primary side, the primary part of the converter being associated with a control circuit also arranged on the primary side and controlling the electrical ...

Solid-state alternating current (AC) switch

Patent Number: 8446050
Publication Date: 2013-05-21
Inventor:

A solid-state alternating current (AC) switch provides for the sequential turn-on of the associated solid-state switches to reduce the generation of electromagnetic interference (EMI). The solid-state AC switch includes at least first and second solid-state switches connected in series between an AC input and an AC load. A zero-cross detector circuit monitors the AC input to determine zero-crossings associated with the monitored AC input. A controller turns on the first solid-state switch ...

Electronic apparatus and method for conditionally power supplying

Patent Number: 8446049
Publication Date: 2013-05-21
Inventor:

An electronic apparatus for conditionally power supplying is provided. In the electronic apparatus, an external connection port is embedded on a surface of a case for electrically connecting to an external device, and includes plural exposed terminals including one power pin. First and second detection electrodes are disposed on the surface of the case and normally maintain in broken-circuit. When the first and the second detection electrodes are in a wetting condition, the first and the ...

Controller for a safety shut-off system

Patent Number: 8446048
Publication Date: 2013-05-21
Inventors: ;

A controller for a safety shut-off system is taught. The controller is for a system that interrupts a supply of electricity to an electrical appliance upon detecting a trigger. The controller includes a housing having a cover with an electrical socket, which is configured to receive an electrical plug electrically coupled to the appliance. The controller also includes interrupter circuitry contained within the housing, which is electrically coupled to a power supply and to the socket, and ...

Vehicle interior light

Patent Number: 8446047
Publication Date: 2013-05-21
Inventors: ; ;

A vehicle interior light includes a lighting source that illuminates a vehicle interior; an decorative lighting source that decoratively illuminates the vehicle interior; a lighting switch that controls on-off state of the lighting source; an decorative lighting switch that controls on-off state of the decorative lighting source and the lighting source; and a light dimming unit that lowers illuminance of the lighting source. When the decorative lighting source is turned on, power is ...

Power system

Patent Number: 8446046
Publication Date: 2013-05-21
Inventors: ;

The present invention provides methods and apparatus for reducing power consumption. One method includes detecting the presence of an object, identifying whether the object is a valid device and restricting power if its not a valid device. Another method includes temporarily applying a low amount of power to the primary unit to detect a load, supplying more power to determine if its a valid secondary device, and restricting power if its not. An apparatus for reducing power consumption ...

Flat, asymmetric, and E-field confined wireless power transfer apparatus and method thereof

Patent Number: 8446045
Publication Date: 2013-05-21
Inventor:

In accordance with various aspects of the disclosure, a method and apparatus is disclosed that includes feature of a transmitter and receiver having a substantially two-dimensional resonator structure including a flat coil; and an impedance-matching structure operably connected to the resonator structure, the transmitter configured to transmit power ...

Power conversion and distribution scheme for electronic equipment racks

Patent Number: 8446044
Publication Date: 2013-05-21
Inventors: ; ;

A system is provided for powering electronic system modules in an equipment rack. A circuit breaker is mounted to the rack and configured to receive a rack AC power feed. An AC-DC converter module is mounted to the rack and configured to receive the rack AC power feed from the circuit breaker and to convert it to a first DC voltage at an output. A set of switching DC-DC output converters is provided. Each is disposed physically proximate to or within one of the electronic system modules and ...

Photovoltaic array systems, methods, and devices and improved diagnostics and monitoring

Patent Number: 8446043
Publication Date: 2013-05-21
Inventor:

Devices, systems and methods for operating, monitoring and diagnosing photovoltaic arrays used for solar energy collection. The system preferably includes capabilities for monitoring or diagnosing an array by automatically disconnecting portions of the array during normal service (when load is not maximum, and observing the resulting change in electrical characteristics. More intensive diagnostic procedures can be launched if needed. One embodiment provides for performing monitoring or ...

Photovoltaic array systems, methods, and devices with improved diagnostics and monitoring

Patent Number: 8446042
Publication Date: 2013-05-21
Inventors: ;

No break power transfer with solid state power controls

Patent Number: 8446041
Publication Date: 2013-05-21
Inventor:

A method of controlling a power system provides at least two alternative sources of power delivering power to a power bus. Switches are provided between each of the at least two sources of power and the power bus. The bus is powered by a first of the at least two sources of power. A characteristic of the power supplied by the sources of power is monitored. Switching from the first source of power to a second source of power occurs by opening a switch associated with the first source of ...

System and method for allocating power to loads

Patent Number: 8446040
Publication Date: 2013-05-21
Inventors: ; ; ; ;

A system and method for adaptive control of power among a plurality of loads based on a categorization of the loads as either delayable or non-delayable, wherein the non-delayable loads are preferably supplied power over the delayable loads. In one aspect, the system may be used to allocate limited power from a backup power ...

Apparatus, system and method employing a UPS

Patent Number: 8446039
Publication Date: 2013-05-21
Inventor:

A method of installing a power distribution system in a facility includes acts of: obtaining a power distribution unit including at least one rack mounted power distribution unit, the power distribution unit including an electrical connection having an electrical bus configured to directly connect to a riser of a power busway; installing the power busway from a terminus located at the output of the UPS to the electrical connection at the power distribution unit; and directly connecting the ...

Energy harvesting resistor

Patent Number: 8446038
Publication Date: 2013-05-21
Inventor:

The harvesting Resistor consists of single or dual supply DC to DC converter, which has a current sense resistor in series with its output port. The sensed current magnitude is coupled back to modulate the duty cycle in a way such that a voltage to current together with the power absorbing relationship of a resistor is appearing at the DC to DC converter's output port. Such an emulated resistor, when connected to an external power source, can efficiently transfer the absorbed energy from an ...

Energy storage system for peak-shaving of drilling rig power usage

Patent Number: 8446037
Publication Date: 2013-05-21
Inventor:

An energy storage means for a drilling rig has a source of power, an AC bus connected to the source of power, a DC bus, a load connected to the DC bus, a rectifier connected to the AC bus and to the DC bus for converting AC power from the source of power to DC power to the load, and an energy storage system connected to the DC bus. The energy storage system can be batteries, capacitors or combinations thereof. A diode is connected between the energy storage means and the DC bus so as to ...

Multi-output power supply device

Patent Number: 8446036
Publication Date: 2013-05-21
Inventor:

A method of controlling a plurality of output voltages in a multi-output power supply device for generating a plurality of output powers by using a transformer. The method includes, if a system to which power is supplied from the multi-output power supply device is in a standby mode, blocking any one of at least two output powers of a secondary side of the transformer, wherein the blocked power is supplied to the system; and compensating for a resistance of a feedback circuit connected to a ...

Power supply device and vehicle

Patent Number: 8446035
Publication Date: 2013-05-21
Inventor:

A power supply device to be mounted on a vehicle includes a battery module, a power storage casing for accommodating the battery module, a DC/DC converter stepping down an output voltage of the battery module to a first voltage and a DC/DC converter stepping down the output voltage of the battery module into a second voltage. The battery module, DC/DC converter and DC/DC converter are fixed to the power storage casing. This structure provides the power supply device of small sizes capable ...

Power supply system and portable electronic device using the same

Patent Number: 8441157
Publication Date: 2013-05-14
Inventor:

A power supply system includes a transformer for converting an external AC power into an external DC power, a battery for providing a battery power, a selection module for outputting the external DC power or the battery power, a first-stage DC conversion module for converting power provided by the selection module into a first DC power, a plurality of second-stage DC conversion module, each for converting an input power into a second DC power, and a switching module for switching to output ...

Electrically conductive module

Patent Number: 8441156
Publication Date: 2013-05-14
Inventors: ; ; ; ; ;

An electrically conductive module is provided. The module includes a panel configured to engage with one or more conductive structural elements. The module further includes conductive layers formed on or in the panel. Each conductive layer has a terminal configured to be in electrical communication with at least one of the conductive structural elements. In one embodiment of the present invention, a first terminal is configured to be in electrical communication with a first conductive ...

Electric timer for controlling power to a fan

Patent Number: 8441155
Publication Date: 2013-05-14
Inventors: ; ; ;

A fan controller that is capable of switching power to a fan between an “on” state and an “off” state in accordance with one or more programmable schedule. In some cases, fan controller may be programmed to display one or more screens for setting one or more parameters of the fan controller by interacting with a first button and/or a second button. In some cases, when the controller is in an operating mode, depressing a first button, second button, and/or a third button may ...

Multi-resonator wireless energy transfer for exterior lighting

Patent Number: 8441154
Publication Date: 2013-05-14
Inventors: ; ; ; ; ; ; ; ; ;

A mobile wireless receiver for use with a first electromagnetic resonator coupled to a power supply and a second electromagnetic resonator coupled to at least one of a power supply and the first electromagnetic resonator. The mobile wireless receiver includes a load associated with an outdoor lighting unit that draws energy from the load to power a light source associated with the outdoor lighting unit, and a third electromagnetic resonator configured to be coupled to the load and movable ...

Contactless power transfer system

Patent Number: 8441153
Publication Date: 2013-05-14
Inventors: ;

A system comprising a contactless power transfer system is presented. The system includes a primary element, a secondary element, and at least one field-focusing element interposed between the primary element and the secondary element and configured to focus a magnetic field. A partition is disposed between the primary element and the secondary element. The contactless power transfer system is disposed within pressure isolation cavities of a sub-sea assembly and configured to transfer power ...

Renewable energy transmission, generation, and utilization device and method

Patent Number: 8441152
Publication Date: 2013-05-14
Inventors: ; ; ;

The power generation and transmission device and method is able to be used to harness power such as solar and/or wind power and then transmit the power to a device on the other side of a physical structure such as a house, a car, a umbrella, a tent, and an ...

Power supply with arc flash protection mechanism and data-processing system employing same

Patent Number: 8441151
Publication Date: 2013-05-14
Inventor:

A power supply with arc flash protection mechanism for providing power to a load is disclosed. The power supply comprises a first power connector including a plurality of power terminals and a first detecting terminal, a power conversion circuit, a control unit and a connection status detection circuit. The power terminals of the first power connector are configured to couple with a plurality of power terminals of a second power connector, and the first detecting terminal is configured to ...

Device for connection to an impedance having a mainly inductive character

Patent Number: 8441150
Publication Date: 2013-05-14
Inventor:

A device for connection to an impedance having a mainly inductive character. The device comprises a reactive element. Furthermore, the device is provided with inputs for inputting output signals of electric inverters for parallel supply and at least one output for connection to a supply terminal for a phase of the impedance, such that the device is composed to substantially filter out a high-frequency differential component of at least two output signals during ...

Distributed power delivery scheme for on-die voltage scaling

Patent Number: 8441149
Publication Date: 2013-05-14
Inventor:

A high-speed low dropout (HS-LDO) voltage regulation circuit suitable to enable a power gate unit to produce a variable voltage signal based on the load of a processor is disclosed herein. In various embodiments, selection logic may dynamically enable or disable the HS-LDO circuit to allow the power gate unit to operate under a fully-on or fully-off mode. Other embodiments may be disclosed or ...

System and method for controlling single inductor dual output DC/DC converters

Patent Number: 8441148
Publication Date: 2013-05-14
Inventors: ;

A DC to DC converter comprises voltage regulation circuitry for generating at least two output voltages responsive to an input voltage. The voltage regulation circuitry further includes a plurality of main switches connected to receive the input voltage. A plurality of auxiliary switches is connected to provide the at least two output voltages. A single inductor is connected between the plurality of main switches and the plurality of auxiliary switches. A dual-output PWM controller provides ...

Device and system for bypassing a power cell of a power supply

Patent Number: 8441147
Publication Date: 2013-05-14
Inventor:

A bypass device for bypassing a power cell of a multi-cell device. The bypass device includes a stationary portion of a first set of contacts connected to at least first and second output terminals of a power cell, a magnetically latching solenoid that, when energized, moves a moving portion of the first set of contacts from a first position to a second position or from the second position to the first position, and at least one added insulating material positioned between the solenoid and ...

Power supply arrangement with a first voltage supply device and a second voltage supply device

Patent Number: 8441146
Publication Date: 2013-05-14
Inventors: ;

A current supply arrangement for, e.g., producing polysilicon, with a first current supply device and a second power supply device, including two AC current regulators and a voltage sequence controller for controlling the AC current regulators, with a terminal group having two terminals for connecting a load. A terminals is connected directly, i.e., without an interconnected switch, with an output terminal of the second current supply device, and with a first switching group associated with ...

Modular power distribution system to drive DC and AC electrical loads, in particular for vehicle or domotics application

Patent Number: 8441145
Publication Date: 2013-05-14
Inventor:

A modular power distribution system configured to drive DC and AC electrical loads comprises logical units in different locations receiving DC and AC power lines for distribution to respectively DC and AC electrical loads in all of these locations. In each of the logical units, the system comprises one or more physical units, and in each of the physical units one or more power modules for the distribution of DC or AC power to one of the DC or AC electrical loads. Finally, the system ...

System for regulating current flow to a plurality of electrical devices

Patent Number: 8441144
Publication Date: 2013-05-14
Inventor:

A system for selectively regulating current flow to a plurality of electrical devices, being at least partially operative by wireless remote control and including a control assembly connected to at least a first power input and a second power input. The control assembly includes a plurality of outlet sections, each including at least one outlet structured to electrically connect an electrical device to either the first or second power inputs. A timing assembly is operatively structured for ...

Method and system for rail vehicle power distribution and management

Patent Number: 8441143
Publication Date: 2013-05-14
Inventors: ; ;

A rail vehicle system and a method for managing distribution of power in the rail vehicle system are ...

Touch sensor device and touch sensor program

Patent Number: 8436494
Publication Date: 2013-05-07
Inventors: ; ; ;

A touch sensor device comprises: a touch sensor 1 for sending out an output voltage signal S1 representing the presence or absence of an operation; an operation presence/absence determination unit 2 which, when the output voltage signal has a value equal to or more than a predetermined threshold value, determines that the operation has occurred; a stability determination unit 5 for detecting whether a differential signal S3 representing a differential ...

Microwave generator

Patent Number: 8436493
Publication Date: 2013-05-07
Inventors: ;

A microwave generator, which includes a housing having two mutually opposite electrodes which are separated via an electrode intermediate space which is filled with a dielectric, and with the electrodes having a spark gap between them, which breaks down in order to emit microwaves when a high voltage is applied. The electrode intermediate space (13, 13a, 13b) can be at least partially filled with a second dielectric (15, 15a, 15b), ...

Non-contact power transmission apparatus

Patent Number: 8436492
Publication Date: 2013-05-07
Inventor:

A non-contact power transmission apparatus accurately determines the kind of object that is placed on the charging deck of the non-contact power transmission apparatus, and, only when a non-contact power receiving apparatus is placed on the power transmission apparatus, allows power transmission and data communication to take place, thereby accurately determining the state of the receiver side and efficiently controlling the transmission of power. In the power transmission apparatus, the ...

Low pin count wireless power IC

Patent Number: 8436491
Publication Date: 2013-05-07
Inventors: ; ; ;

A low pin count IC includes a wireless power receive coil, a rectifying circuit, an output circuit, circuit modules, a power management unit (PMU), a die, and a package substrate. The wireless power receive coil generates an AC voltage from a wireless power electromagnetic signal and the rectifying circuit generates a rectified voltage from the AC voltage. The output circuit generates a DC voltage from the rectified voltage. The PMU manages distribution of the DC voltage to the circuit ...

Wind mill power flow control with dump load and power converter

Patent Number: 8436490
Publication Date: 2013-05-07
Inventors: ; ; ; ;

A wind mill apparatus for generating electric power to a grid point of an electric network. The apparatus includes a wind rotor, an electric generator operatively connected to the wind rotor, and an electric multiphase ac link operatively connecting the generator to the grid point. The ac link includes a first current path including a switchgear, a second current path including a dc link including a first converter operatively connected to the generator, a second converter operatively ...

Compressed air energy storage system utilizing two-phase flow to facilitate heat exchange

Patent Number: 8436489
Publication Date: 2013-05-07
Inventors: ; ; ; ;

A compressed-air energy storage system according to embodiments of the present invention comprises a reversible mechanism to compress and expand air, one or more compressed air storage tanks, a control system, one or more heat exchangers, and, in certain embodiments of the invention, a motor-generator. The reversible air compressor-expander uses mechanical power to compress air (when it is acting as a compressor) and converts the energy stored in compressed air to mechanical power (when it ...

Semi-direct variable speed drive with N+1 power availability

Patent Number: 8436488
Publication Date: 2013-05-07
Inventors: ; ;

A system for controlling a speed of each of N variable speed motors with a drive voltage is disclosed, where N is an integer equal to or greater than 1. The system includes (N+1) generators and a switching arrangement configured to directly couple, in a one-to-one relation, the N variable speed motors to the (N+1) generators so that any one of the N variable speed motors is capable of operating in at least a first mode and a second mode. In the first mode the any one of the N variable speed ...

Method and system for control and power supply of at least electrical consumer

Patent Number: 8436487
Publication Date: 2013-05-07
Inventor:

A method for controlling and supplying power to at least one electrical consumer that is connectable in a wired, electrically conductive fashion to an energy source is provided. In the method, electrical energy is transferred by an alternating voltage and control information for activating the at least one electrical consumer is transmitted to the electrical consumer by an angle modulation of the alternating voltage used for the power supply. The control information is transmitted in binary ...

Method and apparatus for energy harvest from ambient sources

Patent Number: 8432071
Publication Date: 2013-04-30
Inventors: ; ;

An energy harvesting system includes a plurality of transducers. The transducers are configured to generate direct current (DC) voltages from a plurality of ambient energy sources. A sensor control circuit has a plurality of sensors configured to detect the DC signals from the plurality of transducers. A DC-to-DC converter is configured to supply an output voltage. A plurality of switches, each switch coupled between the DC-to-DC converter and a corresponding transducer of the plurality of ...

Passive receivers for wireless power transmission

Patent Number: 8432070
Publication Date: 2013-04-30
Inventors: ; ;

Exemplary embodiments are directed to wireless power transfer. A wireless power transmission receiver includes a receive antenna including a parallel resonator configured to resonate in response to a magnetic near-field and couple wireless power therefrom. The receiver further includes a passive rectifier circuit coupled to the parallel resonator. The passive rectifier circuit is configured to transform a load impedance to the parallel ...

System and method for generator phase signal monitoring and control

Patent Number: 8432069
Publication Date: 2013-04-30
Inventor:

A vehicle electrical system comprises a generator and a control device coupled with the generator and operable to protect the generator from catastrophic failure while providing the electrical load in the electrical system with sufficient electrical power. The control device determines a loss of symmetry between two alternating phase signals generated by a first and second phase windings of a single or multiple stator generator. In particular, the control device determines a first and ...

Zero power drain pushbutton on switch

Patent Number: 8432068
Publication Date: 2013-04-30
Inventor:

A normally-open pushbutton switch is coupled to and cooperates with a pair of MOSFETs to provide a power on switch function for a personal audio device that does not require power to be drawn from a power source to monitor the pushbutton switch while awaiting operation of the pushbutton switch to cause the personal audio device to be powered ...

External electrical power adapter

Patent Number: 8432067
Publication Date: 2013-04-30
Inventor:

An apparatus, system and method are disclosed for eliminating the power consumption of external electrical power adapters plugged into sources of power but detached from electrical devices they are intended to serve. The apparatus comprises a power-accessing plug, a power supply circuit, a first connector, and a second connector. The power-accessing plug is electrically connected to an external source of electrical power. The power supply circuit comprises circuitry to convert the external ...

Non-contact power transmission apparatus and method for designing non-contact power transmission apparatus

Patent Number: 8432066
Publication Date: 2013-04-30
Inventor:

A non-contact power transmission apparatus having a resonance system is disclosed. The resonance system includes a primary coil to which an alternating-current voltage from an alternating-current source is applied, a primary-side resonance coil, a secondary-side resonance coil, and a secondary coil to which a load is connected. The impedance of the primary coil is set such that the output impedance of the alternating-current source and the input impedance of the resonance system are matched ...

Power system having dual synchronization

Patent Number: 8432065
Publication Date: 2013-04-30
Inventor:

A power system for use in a power facility is disclosed. The power system may have a first generator set with a first engine drivingly coupled to a first generator, and a second generator set with a second engine drivingly coupled to a second generator. The power system may also have a common bus, and a controller in communication with the first and second generator sets. The controller may be configured to direct power from the first generator to the common bus, and synchronize a power ...

System and method for efficient power utilization and extension of battery life

Patent Number: 8432064
Publication Date: 2013-04-30
Inventor:

A circuit which extends the operational life of a main power source, said circuit comprising a pair of thermoelectric generators (TEGs) for converting thermal energy from a heat source into electrical energy; a pair of capacitors arranged in parallel, each coupled to one of the TEGs for storing the electrical energy generated by said TEG; a power converter; a first switching element coupled between a first capacitor in the pair of capacitors and the power converter; a second switching ...