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US20130127443 ELECTRIC POWER MANAGEMENT APPARATUS AND ELECTRIC POWER MANAGEMENT METHOD  
Disclosed herein is an electric power management apparatus including: an electric power measurement block configured to measure an electric power consumption amount of an electric power consumer;...
US20130256161 THRESHOLD CONDITION INDICATION IN VEHICLE FUEL SYSTEM  
A fuel system component may include a body arranged for use in storing or moving fuel within the fuel system, and an indicator associated with the body to provide an indication when the body is...
US20130027020 METHOD FOR DETERMINING A MAXIMUM POWER POINT OF PHOTOVOLTAIC GENERATORS  
A method for determining a maximum power point (MPP) of a photovoltaic generator (PV) by variation of at least one parameter of search voltage and search current, within a maximally searchable...
US20140191747 DYNAMIC POWER CONSUMPTION REAL-TIME DISPLAY DEVICE  
The embodiments of the present disclosure disclose a dynamic power consumption real-time display device, which includes: a first power consumption determining module, according to a current PWM...
US20140111187 DYNAMIC DC-OFFSET DETERMINATION FOR PROXIMITY SENSING  
The subject matter disclosed herein relates to dynamically determining DC-offset used for proximity sensing of a mobile device.
US20110037455 SYSTEM FOR MEASURING ELECTRICAL POWER  
The claimed subject matter discloses a system for measuring power consumption of an electrical appliance. The system comprises a sensing module for sensing physical phenomenon, located externally...
US20110043188 VOLTAGE MARGIN TEST DEVICE  
A voltage margin test device tests an allowable minimum and an allowable maximum of an electronic device to obtain the voltage margin within which the electronic device can work normally.
US20140346896 SYSTEM AND METHOD TO MANAGE ENERGY USAGE  
A system and method are provided for managing energy usage that includes obtaining an allocated power value associated with a predetermined time period, metering at least one of consumed power and...
US20150123649 SAMPLING CONTROL FOR MAXIMUM POWER POINT TRACKING  
Apparatus and techniques for controlling measurement of an electrical parameter of an energy source can be used to obtain information for use in enhancing a power transfer efficiency between the...
US20120105050 METHOD AND SYSTEM FOR VARYING SAMPLING FREQUENCY TO AVOID SOFTWARE HARMONICS WHEN SAMPLING DIGITAL POWER INDICATORS  
A method and system for varying sampling frequency to avoid software harmonics when sampling digital power indicators are described herein. A power monitor may repetitively sample, at a variable...
US20100052655 Self Contained Kilowatt-Hour meter Integral to Standard Load Center  
The present invention relates generally to a load center. More particularly, the invention encompasses a self contained kilowatt-hour meter which is integral to a standard load center. The present...
US20120235665 METHOD FOR OBTAINING INFORMATION ENABLING THE DETERMINATION OF A CHARACTERISTIC OF A POWER SOURCE  
The present invention concerns an apparatus for obtaining information enabling the determination of a characteristic like the maximum power point of a power source, characterised in that the...
US20130314073 Energy Consumption Monitoring System, Method, and Computer Program  
The monitoring device includes: a load specifying information storage unit which stores, for each type of the load, information including typical energy consumption and a usage time slot of the...
US20150054454 APPARATUS AND METHOD FOR LOST POWER DETECTION  
An apparatus and method for lost power detection are described. In one implementation, an apparatus for wirelessly transferring power comprises a wireless power transmitter configured to...
US20130076339 Non-Intrusive Electrical Load Monitoring  
A method of non-intrusive electrical load monitoring of an electrical distribution system includes monitoring a main power line of the electrical distribution system to determine a set of...
US20130134962 ENERGY SEARCH ENGINE METHODS AND SYSTEMS  
Systems and methods dynamically assess energy efficiency by obtaining a minimum energy consumption of a system, receiving in a substantially continuous way a measurement of actual energy...
US20110163737 Tire Pressure Measurement System with Reduced Current Consumption  
A tire pressure measurement system (TPMS) includes a capacitor and an integrated circuit configured to receive a supply voltage. The integrated circuit includes a voltage regulator and a...
US20130187632 POWER DEVICE INTERFACE ARRANGED TO DETECT AMOUNT OF POWER AVAILABLE  
A powered device interface arranged as an interface between power received over a structured communication cabling and a powered device, the powered device interface constituted of: a class event...
US20100117625 ENERGY USAGE MONITOR FOR A HOUSEHOLD APPLIANCE  
An energy usage monitor for a household appliance, and a method of monitoring energy usage of a household appliance, are provided. The system and method include a system and an energy usage...
US20140266153 ARBITRATION DEVICE, ARBITRATION METHOD, AND COMPUTER PROGRAM PRODUCT  
An arbitration device comprises a determining unit that determines priority of each of a plurality of electrical devices according to at least either a position or an action status of a person...
US20120229120 OVER-VOLTAGE TOLERANT LEVEL DETECTION CIRCUIT  
This document discusses, among other things, apparatus and methods for a detection circuit. In an example, the detection circuit can include a voltage divider configured to receive a first supply...
US20090079416 ELECTRICITY ENERGY MONITOR  
An electric energy monitor or meter for efficient measuring and recording electrical energy usage data relating to a particular appliance or circuit. One embodiment comprises a thin-profile...
US20140321001 CURRENT DETECTION CIRCUIT, MOTOR DRIVING DEVICE, MAGNETIC DISK STORAGE DEVICE, AND ELECTRONIC APPLIANCE  
A current detection circuit for detecting a maximum current value in a three-phase motor includes an identifier configured to identify a maximum current phase having the maximum current value...
US20060267574 Method for providing comprehensive electrical usage and demand data  
A method for providing comprehensive electrical usage and demand data is disclosed. An electric meter (20), central data server (28), and customer's computer (38) comprise an Internet-based energy...
US20150212124 POWER DISTRIBUTION MANAGEMENT APPARATUS, DISPLAY CONTROL METHOD, AND RECORDING MEDIUM  
A power distribution management apparatus (10) includes acquiring a measurement result from a meter connected to a customer's load facility which receives a distributed power from a power...
US20150028887 MEASURING POWER CONSUMPTION OF CIRUIT COMPONENT OPERATING IN ULTRA-LOW POWER MODE  
By powering an electronic component operating in an ultra-low power mode from a pre-charged measuring capacitor and measuring the time to discharge the capacitor to a trip voltage level,...
US20120068691 di/dt Current Sensing  
A circuit includes a power circuit and a current sensing circuit. The power circuit has a main current loop. The current sensing circuit is spaced apart from and electrically decoupled from the...
US20130181698 ELECTRICAL POWER DIAGNOSTIC SYSTEM AND METHODS  
An electrical power diagnostic device and methods are disclosed. A power-supply-side connector is operable to couple to a power supply, and a load-side connector is operable to couple to a load....
US20080272762 Inverter  
An inverter has an inverter circuit and a current detector. In the inverter circuit, upper-arm switching elements and lower-arm switching elements, which are connected to DC power supply, provide...
US20080147334 Metering Device with Control Functionally and Method Thereof  
A metering device of a power substation and method are provided for operating on a secondary analog waveform output by a transformer assembly receiving a primary waveform. The method includes...
US20130082682 PEAK DETECTOR  
A technique includes using a comparator to indicate whether a magnitude of a monitored signal is within predetermined boundaries and controlling a threshold of the comparator based on a history of...
US20080215264 High speed digital transient waveform detection system and method for use in an intelligent device  
A system and a method is provided for the detection and capture, and in particular for an ultra high speed detection and capture, of transients in input voltages by an intelligent electronic...
US20130082683 POWER MEASUREMENT DEVICE  
Provided is a power measurement device including a detection part configured to detect a supply current and a supply voltage from a commercial alternating current power supply, a frequency control...
US20090066317 Transformer Meter and System for Using Same  
The present invention is a meter for recording voltage and current on a transformer. The device has a housing with a body portion and a lever portion, the lever portion being movable between a...
US20140300342 TRACKING ENERGY CONSUMPTION USING A BOOST TECHNIQUE  
The invention relates to an apparatus and method for tracking energy consumption. An energy tracking system comprises at least one switching element, at least one inductor and a control block to...
US20120126784 DEVICE FOR MEASURING CURRENT  
A device for measuring current is connected to a data processing apparatus loaded with a current value comparison program for performing a quality test on a portable electronic apparatus with a...
US20140375264 SYSTEM AND METHOD FOR DYNAMIC ENERGY LOAD BALANCING FOR ELECTRIC VEHICLE SUPPLY EQUIPMENTS  
A system and method is provided for managing energy load associated with a group of electric vehicle supply equipments (EVSEs). A server may determine a total load associated with the group of...
US20120146623 METHOD, SYSTEM, AND APPARATUS FOR DETECTING AN ARC EVENT USING BREAKER STATUS  
A power equipment protection system includes a first circuit monitoring device configured to monitor a first circuit, a second circuit monitoring device configured to monitor a second circuit that...
US20140300343 TRACKING ENERGY CONSUMPTION USING A SEPIC-CONVERTER TECHNIQUE  
The invention relates to an apparatus and method for tracking energy consumption. An energy tracking system comprises at least one switching element, at least one inductor and a control block to...
US20130154614 Systems and Methods for Predicting Power System Instability  
Certain embodiments of the invention may include systems and methods for predicting power system instability. According to an example embodiment of the invention, a method is provided for...
US20100066349 Method and Apparatus of Load Detection for a Planar Wireless Power System  
Embodiments of the subject invention relate to a method and apparatus for determining information regarding a load in a planar wireless power transfer system by extracting system operating...
US20140253096 ELECTRONIC DEVICE AND METHOD FOR TRACKING ENERGY CONSUMPTION  
The invention relates to an apparatus and method for tracking energy consumption. An energy tracking system comprises at least one switching element, at least one inductor and a control block to...
US20130293219 Power Management Arrangement and Method in a Utility Meter  
A system includes a utility meter housing, a power supply, a non-volatile memory, an energy storage device, and a control circuit. The utility meter housing includes metrology circuitry configured...
US20130113461 MITIGATING THE EFFECTS OF SIGNAL OVERLOAD IN ANALOG FRONT-END CIRCUITS USED IN IMAGE SENSING SYSTEMS  
Output voltage of a charge-to-voltage converter used in an image sensing system is compared with one or more thresholds to determine if the output voltage exceeds predetermined threshold levels....
US20120126785 SYSTEM AND METHOD FOR CIRCUIT OVERCURRENT PROTECTION  
In one aspect, the invention provides a method for overcurrent sensing including; generating an analog output signal representative of a sensed AC current, generating a digital representation of...
US20170160319 MONITORING POWER STATUS  
Methods, systems, and apparatus, including computer programs encoded on storage devices, for detecting the power status of an electrical device. In one aspect, an apparatus includes a device that...
US20170089960 ELECTRICITY LOAD DISAGGREGATION  
A method of electricity load disaggregation may include identifying a first monitored appliance in an electrical network based on ON/OFF status information. The method may further include...
US20170089959 INFORMATION PRESENTATION METHOD AND INFORMATION PRESENTATION DEVICE  
An information presentation method includes: measuring a first consumption amount that is an amount of the energy actually consumed by a device installed in a section in a building; calculating a...
US20170082666 DETERMINING ELECTRICAL LOADS  
According to some embodiments, the present disclosure may relate to a method that includes receiving an energy consumption trace representing energy usage over time that is sampled at a sampling...
US20170067943 ELEVATOR BRAKE RELEASE MONITORING  
It is desired that elevators are not operated when the brake is not completely released. Thus, the disengaging of brakes must be monitored or guaranteed otherwise. For providing guaranteed...

Matches 1 - 50 out of 57 1 2 >