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| Number | Title | Issue Date |
| 8159210 | System for automatically detecting power system configuration There is disclosed a method of detecting the configuration of a network having a feeder line with a plurality of feeder meters and distribution transformer meters (DTMs) coupled thereto and with one or more customer meters and/or customer configuration modules coupl... | 04/17/2012 |
| 8004271 | 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 invention is also directed to a novel printed circuit board and housi... | 08/23/2011 |
| 7940039 | Transformer meter and system for using same A meter for recording voltage and current on a transformer has current sensors positioned on a housing such that the meter can be mounted to the terminals of the transformer. The device also includes two voltage leads which can be attached to the transformers termin... | 05/10/2011 |
| 7656148 | Over-power detector An over-power detector for detecting an over-power condition of an electronic apparatus powered by power from an AC power source. The over-power detector includes an over-current detector for detecting whether current used by the apparatus exceeds a settable current... | 02/02/2010 |
| 7360529 | Fuel level measurement and run time interpolation At least one aspect of the invention provides an improved fuel sensing system for a generator, in addition, one or more other aspects of the invention provide improved systems and methods for determining remaining run-time of a generator system. ... | 04/22/2008 |
| 7362641 | Method and system for low power refresh of dynamic random access memories A method and system for operating a DRAM device in either a high power, full density mode or a low power, half density mode. In the full density mode, each data bit is stored in a single memory cell, and, in the half density mode, each data bit is stored in two memo... | 04/22/2008 |
| 7359807 | Maintaining and managing metering data for a subsidized computer A method and apparatus for saving, retrieving, and adjusting metering data uses information about the period between saves of the metering data to non-volatile memory and other information, for example, a number of recovery events experienced by the computer. The re... | 04/15/2008 |
| 7359809 | Electricity metering with a current transformer The data storage and processing resources required for an electric meter are reduced by basing the selection and application of phase error correction on a root mean square load current flowing through the meter. ... | 04/15/2008 |
| 7355867 | Power supply for an electric meter having a high-voltage regulator that limits the voltage applied to certain components below the normal operating input voltage Disclosed is an invention relating to a power supply for use in an apparatus for measuring electrical energy, comprising, in one embodiment, a first switching device, a device for storing electrical charge in electrical connection with the first switching device, a ... | 04/08/2008 |
| 7356384 | Load management system A method, and a system that uses the method, of managing loads for residential use. The method includes connecting a first signal-responsive switch to a first load, and connecting a second signal-responsive switch to a second load that has a lower priority than the ... | 04/08/2008 |
| 7339805 | Power supply having voltage blocking clamp A power supply comprises a rectifier, a transformer, a switching member, a controller and a voltage blocking clamp. A power supply can receive an alternating current (AC) input voltage having any magnitude within a wide range of AC input voltage magnitudes and can p... | 03/04/2008 |
| 7337081 | Metering device with control functionality 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 stepping down the secondary waveform and generating a corresponding output... | 02/26/2008 |
| 7309979 | Utility services usage and demand reporting system An electric power usage and reporting system for collecting electric power demand readings from multiple properties which may be either commonly owned or leased by the same company, processing the demand data to generate KWH and KW information on an individual prope... | 12/18/2007 |
| 7295935 | Analyzing and/or displaying power consumption in redundant servers A method of analyzing power consumption in an information handling system is provided. A voltage associated with a current share signal may be determined. A power load associated with the information handling system may be determined based at least on the determined... | 11/13/2007 |
| 7276915 | Electrical service monitoring system A system and method that allows a consumer to monitor the electrical power usage in a residence is disclosed. The electrical use may be monitored at the service level, the circuit level, or at the group level. The electrical usage is communicated to a power monitori... | 10/02/2007 |
| 7274187 | Electrical-energy meter A presently-preferred embodiment of an electrical-energy meter comprises a base adapted to be mounted on a supporting surface, a current sensor assembly comprising a plurality of contact blades extending through the base and adapted to electrically contact a conduct... | 09/25/2007 |
| 7272517 | Method and system for providing performance estimations for a specified power budget A method and system for providing performance estimations for a specified power budget provides an indication of the impact on processing performance when closed-loop power/performance control is employed to meet the specified power budget. A workload, which may be ... | 09/18/2007 |
| 7265532 | Electronic electricity meter and method of assembly An electronic residential electricity meter includes a base assembly having a main body with a current transformer mounted thereto. A first conductor is mounted through a window of the current transformer. The current transformer being operable in the presence of a ... | 09/04/2007 |
| 7253635 | Method for checking the electrical safety of a household appliance and corresponding household appliance A nominal setpoint value of the admissible power consumption of a household appliance is respectively set for each electrical component. The actual value of the current consumption of the household appliance is measured according to the electrical components used an... | 08/07/2007 |
| 7225086 | Alternating-source peak-shift power application system, method and program product Apparatus includes a main body having a function of reducing performance of the apparatus during operation, an AC adapter which is connectable to the main body and supplies power to the main body from a commercial power source, and a rechargeable battery which is co... | 05/29/2007 |
| 7221145 | Simplified power monitoring system for electrical panels A power monitoring system for electrical panels providing multi-phase power, with multiple current sensors. The disclosed power monitoring system preferably determines the instantaneous power provided to each of multiple loads by sensing the potential and phase of e... | 05/22/2007 |
| 7215109 | Electric power usage and demand reporting system An electric power usage and reporting system for collecting electric power demand readings from multiple properties which may be either commonly owned or leased by the same company, processing the demand data to generate KWH and KW information on an individual prope... | 05/08/2007 |
| 7206670 | Energy management system for controlling energy supplied to a set of customer buildings A method of supplying energy to a set of customer buildings having energy consuming appliances includes establishing a set of customer tolerances for conserving energy use in a set of customer buildings. A remote control system to control appliances in the customer ... | 04/17/2007 |
| 7191352 | Circuit and method for controlling a power cut-off protection circuit A power cut-off protection control circuit and method. A memory pair and a selecting circuit are provided. The memory pair stores data made available at respective storage inputs of first and second storage elements of the pair and provides the stored data at respec... | 03/13/2007 |
| 7180282 | Apparatus for metering at least one type of electrical power over a predetermined range of service voltages Methods and apparatus for supplying power for use in metering electrical energy over a wide range of voltages with a single meter are disclosed. The wide ranging meter includes a processing unit for processing divided input voltage and a current component in order t... | 02/20/2007 |
| 7136984 | Low power cache architecture In a processor cache, cache circuits are mapped into one or more logical modules. Each module may be powered down independently of other modules in response to microinstructions processed by the cache. Power control may be applied on a microinstruction-by-microinstr... | 11/14/2006 |
| 7114086 | System for reduced power consumption by monitoring instruction buffer and method thereof A system and method are provided for reducing power consumption within a video processing portion of a system. Activity associated with an instruction buffer is monitored to determine whether power consumption modes can be initiated within a system. If a number of p... | 09/26/2006 |
| 7110832 | Energy management system for an appliance An energy management system for an appliance comprising an interface to receive a schedule having an off-peak time segment and an on-peak time segment; a control to determine an operation to be performed by the appliance; a mode selecting device to select between an... | 09/19/2006 |
| 7075288 | System and method for acquiring voltages and measuring voltage into and electrical service using a non-active current transformer A voltage acquisition circuit for sensing input voltage signals in each phase of an electrical service includes a non-active current transformer configuration that is operable over a wide input voltage range. The current transformer configuration includes primary an... | 07/11/2006 |
| 7072237 | Method and system for low power refresh of dynamic random access memories A method and system for operating a DRAM device in either a high power, full density mode or a low power, half density mode. In the full density mode, each data bit is stored in a single memory cell, and, in the half density mode, each data bit is stored in two memo... | 07/04/2006 |
| 7064553 | Open-circuit detecting circuit In an open-circuit detecting circuit, a current detecting circuit converts current flowing from a driving circuit to a load to a voltage. A comparator circuit compares the voltage with a reference voltage and outputs a signal according to a result of the comparison ... | 06/20/2006 |
| 7061225 | Apparatus and method thereof for measuring output current from primary side of power converter An apparatus and method thereof for measuring an output current from a primary side of a power converter are provided. A peak detector is designed to sample a peak value of a converted voltage of a primary-side switching current. A zero-current detector detects a di... | 06/13/2006 |
| 7021068 | Refrigerator having power outage duration feature Methods and apparatus for monitoring power outages in a household appliance such as a refrigerator are disclosed. According to the method, a household appliance determines a prior occurrence of a power outage to the appliance. The household appliance then computes a... | 04/04/2006 |
| 7005844 | Measuring circuit arrangement for electricity meters for direct connection A measuring circuit arrangement (1) for an electricity meter for direct connection is respectively connected, to an input (3) for voltage measurement and an input (4) for current measurement of a measuring chip (2) for each phase of a thr... | 02/28/2006 |
| 6987824 | Method and system for clock/data recovery for self-clocked high speed interconnects A method and system is provided for clock/data recovery for self-clocked high speed interconnects. A data signal is received and then equalized. The equalized data signal then provides the trigger to separate “ones” and “zeros” one-shots. The equalized Manch... | 01/17/2006 |
| 6975951 | Meter apparatus and method for phase angle compensation employing linear interpolation of digital signals A method compensates for phase differences between sampled values of first and second AC waveforms. The method employs a phase angle compensation factor and sequentially samples a plurality of values of each of the waveforms. For a positive compensation factor, seco... | 12/13/2005 |
| 6972555 | Electronic electricity meter having configurable contacts A three-phase electronic electricity meter that includes configurable voltage sensing blades such that the electricity meter can be configured for use with various electrical service types. The electricity meter includes a base having a configuration to correspond t... | 12/06/2005 |
| 6972556 | System and method for measuring the power consumed by a circuit on a printed circuit board A system for measuring power of a circuit on a printed circuit board (PCB) including first and second circuits, a power strip, a power plane, and a calibration strip. The power strip is connected to the power plane to the first circuit, is embedded in the PCB during... | 12/06/2005 |
| 6940711 | Advanced instrument packaging for electronic energy meter An electronic energy meter and its package is described in which the meter package has a reduced number of parts, and the main circuit board assembly has the metering electronics on board, thereby eliminating the need for flying leads and point-to-point wiring withi... | 09/06/2005 |
| 6927563 | Method and device for current value determination using a current transformer which operates in the core saturation region The invention relates to a method for determining a value of a current using a current transformer that operates in the core saturation region. A peak value detector determines a peak value of one half-cycle of the secondary current. The peak value is stored in a st... | 08/09/2005 |
