Match Document Document Title
7627399 Method for calculating availability for line power systems  
A method for calculating availability in line power systems composed of power circuit modules determines power circuit parameters associated with the power circuits, accepting input from central...
7620826 Thermal throttling duty estimation methods and systems for a CPU  
Thermal throttling duty estimation methods for a CPU (Central Processing Unit) in a computer system are provided. The temperature of a CPU is highly related to the CPU performance. CPU temperature...
7616927 Method and apparatus to reduce multipath effects on radio link control measurements  
One or more median filter circuits are used to filter radio link control measurements corresponding to one or more radio link parameters of interest, such as received signal quality or round trip...
7616433 Current inputs interface for an electrical device  
According to an aspect of the present disclosure, an electrical power meter, is disclosed. The electrical power meter includes a housing for containing electrical circuitry therein, the housing...
7613939 Method and apparatus for changing power class for a powered device  
A method and apparatus for changing power class for a powered device are provided. During operation, a powered device, such as an IP telephone, receives power from a power source via a PoE device....
7590499 Recording and conveying energy consumption and power information  
Aspects of the invention provide apparatuses, methods, and systems that support measuring and conveying energy consumption by an electrical device. An apparatus includes an energy sensor that...
7584066 Method for determining power flow in an electrical distribution system  
A method for determining a power flow in an electrical distribution network ( 104 ) includes determining respective feeder apparent powers of electrical power feeders ( 114 ) connected at a supply...
7583059 Apparatus and method for estimating state of charge of battery using neural network  
Disclosed are an apparatus and a method for estimating a state of charge of a battery representing a non-linear characteristic by using a neural network. The apparatus includes a sensing section...
7579097 Fuel cell voltage feedback control system  
A method and apparatus according to the present invention controls current that is supplied to a load by a fuel cell stack. A minimum voltage of a plurality of fuel cells in a fuel cell stack is...
7577535 System and method for locating and analyzing arcing phenomena  
System and method for detecting partial discharge arcing phenomena in a power network distribution system which employs a mobile receiving assemblage including a wideband antenna, a computer...
7571063 Lighting performance power monitoring system and method with optional integrated light control  
A light performance monitoring device and optionally integrated controller includes a monitor module that directly monitors energy usage of at least one energy load to generate at least one...
7561977 Total home energy management system  
A system that facilitates and implements energy savings decisions by a home owner. The system will provide a mechanism to reduce the peak level of energy demand. A controller in logical...
7554456 Battery power level inspection device co-constructed with system indicators of notebook computer and inspection method thereof  
A radio frequency IC tag is provided which is excellent in weatherability, dustproofness, waterproofness, and static protection and capable of making a communication distance long even though each...
7543199 Test device  
A test device that can improve test reliability is provided. In the test device, an error detecting unit detects an error of inputted test signals to generate an error flag, a normal test unit...
7542858 Simulated battery logic testing device  
A simulated battery test device and method that is capable of testing a battery charging circuit and logic circuit to determine proper operation. An operational amplifier is used that can both...
7539587 Rate-based sensors for advanced real-time analysis and diagnostics  
The invention provides a universal rate-based transducer for advancing diagnostic and predictive analyses of low frequency physical phenomena, such as associated with heat and mass transfer, solid...
7536577 Calibration technique for power measurement and management over multiple time frames  
A calibration technique provides for precision calibration of system power measurement. The calibration technique uses a precision reference resistor and voltage reference controlled current source...
7532987 Fuel-cell power generation system and control method therefor  
A fuel-cell power generation system includes a fuel-cell power generator, a power measurement section for measuring an actual power-consumption value in a household appliance, and a...
7526393 Virtual branch load management  
A load estimation algorithm for automatically estimating power consumed by each branch load connected to circuit breakers in a power distribution panel (PDP) without requiring individual current...
7526392 Power line parameter analysis method and system  
A method and apparatus is disclosed for determining the incident energy of a system. Specifically, there is provided a technique comprising measuring a voltage of an ac waveform, causing a resonant...
7519506 System and method for monitoring and managing electrical power transmission and distribution networks  
A system and method for monitoring and managing electrical power transmission and distribution networks through use of a deterministic, non-iterative method using an holomorphic embedding and...
7519485 Method and apparatus for determining energy savings by using a baseline energy use model that incorporates a neural network algorithm  
A computer-based system, computer-implemented method and computer program product facilitate determining energy cost savings in an energy-consuming facility, such as a commercial building, using a...
7519484 Power supply monitor  
There is provided a power supply monitor circuit comprising a positive supply monitoring input, a negative supply monitoring input, and a voltage divider connected between the positive and negative...
7519454 Location determination of power system disturbances based on frequency responses of the system  
A system for detecting and locating a disturbance event within a power grid includes a series of frequency disturbance recorders (FDRs) taking measurements in the power grid at dispersed points of...
7508190 Test pulses for enabling revenue testable panel meters  
A panel meter including an energy test pulse device that enables the panel meter to be used for revenue applications and eliminates the need for two separate meters, one for panel indication, and...
7507977 System and method of ion beam control in response to a beam glitch  
The present invention is directed to a switch circuit and method to quickly enable or disable the ion beam to a wafer within an ion implantation system. The beam control technique may be applied to...
7506186 Optical disc apparatus and disc apparatus  
When the USB power supply (VBUS) of the USB interface is used as the power supply for driving a conventional optical disc apparatus or disc apparatus, the supplied current exceeds the standard of...
7502698 Power consumption measuring device and power control system  
A single-phase, 3-wire watthour meter which can measure power consumption, alter a contract capacity, control the stop/start of power supply/distribution, and easily update programs from a...
7502697 AC output power supply with digital feedback loop  
An AC power supply includes a digital feedback loop for output regulation. The feedback loop generates an RMS control signal that is mixed with a desired waveform to produce an input for a feedback...
7502696 System and method for detecting power system conditions  
Provided is a system and method for detecting a power system condition of a power system. The system includes at least a first and second intelligent electronic device (IED) operatively coupled to...
7499816 Estimation of real-time power system quantities using time-synchronized measurements  
Phasor measurement units ( 108 ) provide phasor data from various locations ( 102 ) in an electrical power system. The phasor data is referenced to a common timing signal. Non-phasor measurement...
7496429 Power plant operation control system and a power plant maintaining and managing method  
Quick recovery or recovery support of a faulty power generating facility by real time diagnoses such as facility failure diagnosis, supervision for failure symptoms, facility diagnosis by...
7493176 Low-voltage module  
A switchgear assembly module is disclosed. The switchgear assembly module is for controlling and monitoring at least one electrical load in an outgoer of a low-voltage switchgear assembly, and has...
7490013 Power grid failure detection system and method  
Electric power grids are usually constantly monitored for AC frequency. The monitoring of the AC frequency, however, usually does not reveal information that would indicate impending failure in the...
7489145 Plasma processing system  
A high-frequency measurement unit includes a signal detector for detecting a high-frequency signal, and a calibration coefficient storage for storing calibration coefficients Cmin and Cmax used to...
7483797 Management system for managing a use status of a device  
A management system that manages a use status of a plurality of devices that are connected a plurality of power supply systems provided in a facility to be used, includes a plurality of reporting...
7480580 Apparatus and method for estimating synchronized phasors at predetermined times referenced to an absolute time standard in an electrical system  
An apparatus and method estimates a plurality of synchronized phasors at predetermined times referenced to an absolute time standard in an electrical power system. The method includes acquiring and...
7477998 System and method for providing universal additional functionality for power meters  
A system and method for providing an additional option function to existing functionality of a meter device configured for measuring parameters of energy is provided. The meter device is coupled...
7472027 Method and apparatus of low power energy detection for a WLAN  
A method and implementation disclosed for detecting interference. A state machine controller is provided for establishing an interference detection cycle including a power sample period and a...
7469190 Automated system approach to analyzing harmonic distortion in an electric power system  
A method and system to detect and evaluate harmonic distortion in an electrical power system is disclosed. A plurality of monitoring devices is installed in the electrical power system. The...
7467049 System and method for detecting impaired electric power equipment  
The present invention is directed to a system and method for detecting impaired electric power equipment. An exemplary embodiment of the present invention may receive electromagnetic radiation and...
7463985 Electric power quality indicator device and method  
A system and method of indicating power quality in an electric power system that generates an indication of power quality reflective of the worst observed power quality event over both a short and...
7463984 Circuit arrangement including a self-diagnosis system for triggering and monitoring a load in a bridge circuit and associated operating method  
A circuit arrangement for triggering and monitoring a load which is connected in the shunt arm of a bridge circuit, including a control circuit for triggering switch elements S 1 to S 4 of the...
7460965 Electric power calculating apparatus, electric power calculating method, tamper resistance evaluating apparatus, and tamper resistance evaluating method  
It is a purpose to evaluate a tamper resistance of an actual circuit with a high accuracy and at a high speed in an upstream process of a circuit design. A tamper resistance evaluating apparatus...
7447602 System and method for sorting processors based on thermal design point  
A system and method for sorting processor chips based on a thermal design point are provided. With the system and method, for each processor chip, a high power workload is run on the processor chip...
7447601 Power supply controller method and structure  
A power supply controller determines the value of an input power and uses the value of the input power to regulate a value of the output voltage.
7444249 Digital power metering system for reducing spectral leakage when determining the frequencies present in a power signal  
A digital power metering system reduces spectral leakage when determining the frequencies present in a power signal by a technique that includes sampling the signal and performing a transformation...
7444208 Electrical system wiring diagram generating system, and power supply device and program used for the same  
Each of connection data 11 , . . . , or 15 , of the downstream side of a socket 1 , . . . , or 5 or a panel board 6, 7 , or 8 in a power supply direction, is generated in a tap 16 , a UPS ...
7427927 In-home display communicates with a fixed network meter reading system  
A display system that communicates with existing automated meter reading communications systems to provide information to a user. The display includes a radio that listens to communications between...
7424377 Power reduction method in an electronic counter  
A method for operating an electronic counter with reduced power consumption has been developed. The electronic counter is divided into multiple segments that are ordered according to their...