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Class 703/18 - Power system


Subclass of Class 703 - Data processing: structural design, modeling, simulation, and emulation
Definition: Subject matter wherein the electrical system is a power
No. of patents: 282
Last issue date: 01/10/2012


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NumberTitleIssue Date
7096175Stability prediction for an electric power network
A method, device and computer program product for the prediction of the stability of an electric power network, where the method is executed after a fault or contingency has occurred, and comprises the steps of (a) during a time interval in which the network is in a...
08/22/2006
7089577Process for supplying video-on-demand and other requested programs and services from a headend
A system for providing video-on-demand service, broadband internet access and other broadband services over T-carrier systems including a pull multiplexer cherrypicker at the head end is disclosed. The pull multiplexer receives upstream requests and cull out MPEG or...
08/08/2006
7089129Electromigration check of signal nets using net capacitance to evaluate thermal characteristics
A method for performing an electromigration check and detecting EM problems in a device or circuit. The method uses the capacitance and resistance of the conductors of the device or circuit as parameters in determining a power limit that maintains a required tempera...
08/08/2006
7085700Method for debugging of analog and mixed-signal behavioral models during simulation
An improved method for debugging of analog and mixed signal behavioral models during simulation using Newton-Raphson iteration replay. The method according to the invention has substantially modified the prior art solution by limiting the interactive debugging steps...
08/01/2006
7085702Method and system for modeling and automatically generating an embedded system from a system-level environment
Method and system for modeling and automatically generating an embedded system from a system-level environment. A plurality of user-selectable system-level design objects are provided in the system-level environment. Each system-level design object is defined by a s...
08/01/2006
7079998Method for analyzing power noise and method for reducing the same
A method for analyzing power noise and method for reducing the same are disclosed, wherein the present invention is utilized in an IC design process. First, a DC analysis is performed with a related IC design by utilizing computer aided design (CAD) software and cir...
07/18/2006
7076378Device and method for providing power line characteristics and diagnostics
An apparatus determines a characteristic of a portion of a power line. The apparatus comprises a coupling device in communication with a processor. The coupling device receives a signal from a power line and the processor receives the signal from the coupling device...
07/11/2006
7075414Device and method for communicating data signals through multiple power line conductors
The present invention provides a device for providing communications through power lines comprised of multiple conductors by transmitting the data signals through a plurality of the conductors. One embodiment of the present invention may be comprised of a transmit c...
07/11/2006
7076486Method and system for efficiently identifying differences between large files
Methods and data structures are disclosed for carrying out identifying differences between large files comprising many lines (or other units of comparison such as rows, words, paragraphs, sentences, etc.). The disclosed methods and data structures facilitate and car...
07/11/2006
7069359Circuit and technique to stall the communication of data over a double pumped bus
An apparatus includes a first circuit and a second circuit. The first circuit receives indications of first data that is associated with a first data set and second data that is associated with a second data set. The second circuit is coupled to the first circuit to...
06/27/2006
7069195Magnetic field gradient coil assembly and method of designing same
A method of designing a small-sized, self-shielding magnetic field gradient coil assembly that is for use in an NMR spectrometer, provides high approximation accuracy, is simple in structure, and has a large inside diameter. The gradient coil assembly consists of ti...
06/27/2006
7069162Magnetic field analysis method and programs for rotating machines
Constant components and rotation fundamental mode components on the slide plane between a rotor and a stator are derived from a magnetic field distribution at a predetermined time. The analysis space is divided into a rotor space and a stator space. A fundamental mo...
06/27/2006
7065665Interlocked synchronous pipeline clock gating
An integrated circuit including a pipeline and a method of operating the pipeline. Each stage of the pipeline is triggered by one or more triggering events and are individually, and selectively, stalled by a stall signal. For each stage a stall signal, delayed with ...
06/20/2006
7064654Power line communication system and method of operating the same
A system for operating a power line communication system is provided. One embodiment is comprised of a plurality of network elements, which may take the form of repeaters, bypass devices, backhaul devices, wireless backhaul devices, enhanced bypass devices, communic...
06/20/2006
7058481Method and apparatus for centrally-controlled electrical protection system architecture reliability improvement based on sensitivity analysis
A method and system and a computer program for improving reliability of a centrally-controlled electrical protection system is provided. The method includes identifying at least one component of the centrally-controlled power distribution system, obtaining at least ...
06/06/2006
7053756Facilitating communication of data signals on electric power systems
The invention includes a method, system, and device for communicating a data signal on an electric power system. The inventive method includes communicating the data signal to the electric power system, and modifying the characteristics of the electric power system ...
05/30/2006
7054795Method for selecting optimized lengths of a segmented transmission line and a transmission line resulting therefrom
A method for optimizing the segment lengths of a segmented transmission line, comprising the steps of modeling the electrical performance of the segmented transmission line, and evaluating the model for incremental changes in electrical performance, selecting a set ...
05/30/2006
7053503Cross current compensation control system for a power system
Across current compensation control system includes a cross current detection compensator having an input terminal to which a cross connection line that cross-connects the secondary sides of auxiliary current transformers (CTs) are connected, and an output terminal ...
05/30/2006
7050866Dynamic controller for controlling a system
A method for providing independent static and dynamic models in a prediction, control and optimization environment utilizes an independent static model (20) and an independent dynamic model (22). The static model (20) is a rigorous predictive mo...
05/23/2006
7051300Method and system for architectural power estimation
A method is provided for architectural integrated circuit power estimation. The method may include receiving a plurality of respective energy events, receiving a plurality of base-level energy models, and generating a plurality of power models. Each power model may ...
05/23/2006
7046124Power line coupling device and method of using the same
The coupler of the present invention couples broadband RF signals to and from a power line conductor. The coupler of one embodiment that is for use with overhead power lines includes a length of URD MV cable with the neutral conductor removed and that is communicati...
05/16/2006
7047172Electric network simulating method, simulating apparatus, and medium for storing simulation program
According to an electric network simulating method, element cells representing electric functions of a plurality of circuit elements and connection pipes representing wiring lines for connecting the circuit elements are defined. A current is defined as the number of...
05/16/2006
7042351Data communication over a power line
Data signals are communicated between a power line and a computer, wherein the power line provides power to the computer via a distribution transformer and the computer is in communication with a wireless communication path. A first data signal is communicated with ...
05/09/2006
7039575Methods and systems for the evaluation of power generating facilities
A network-based method for facilitating a selection of at least one power generating facility, using a network-based system including a server and at least one device connected to the server via a network is disclosed. The method includes identifying assumptions to ...
05/02/2006
7035785Mechanism for estimating and controlling di/dt-induced power supply voltage variations
A system for delivering power to a device in a specified voltage range is disclosed. The system includes a power delivery network, characterized by a response function, to deliver power to the device. A current computation unit stores values representing a sequence ...
04/25/2006
7034701Identification of fire signatures for shipboard multi-criteria fire detection systems
A multi-criteria fire detection system, comprising a plurality of sensors, wherein each sensor is capable of detecting a signature characteristic of a presence of a fire and providing an output indicating the same. A processor for receiving each output of the plural...
04/25/2006
7033147Centrifugal fluid pump assembly with flow rate calculating section
A centrifugal fluid pump assembly includes a body section and a control mechanism 6. The body section includes a housing, an impeller rotatable within the housing, and a motor for rotating the impeller. The pump assembly includes a motor current flow rate-related da...
04/25/2006
7020590Simulation of di/dt-induced power supply voltage variation
A mechanism is disclosed for determining a voltage at a device in a power delivery network. The mechanism includes determining an impulse response for the power delivery network, and tracking the current consumed by the device as it operates over a sequence of clock...
03/28/2006
7013254Low-complexity, high accuracy model of a CPU power distribution system
A low-complexity, high accuracy model of a CPU power distribution system has been developed. The model includes models of multiple power converters that input to a board model. The board model then inputs to a package model. Finally, the package model inputs to a ch...
03/14/2006
7010467Web-based generator testing and monitoring system
A web-based generator testing and monitoring system is provided that includes monitoring logic, and a web server. The monitoring logic typically monitors an AC output signal associated with an AC plant. The web server is typically coupled to the monitoring logic and...
03/07/2006
7006962Distributed delay prediction of multi-million gate deep sub-micron ASIC designs
A method and system for predicting delay of a multi-million gate sub-micron ASIC design is disclosed. The method and system include automatically partitioning a netlist into at least two logic cones, and running respective instances of a delay prediction application...
02/28/2006
7003750Topology based wire shielding generation
A topology based approach to shielding wire generation for an integrated circuit design. The present invention generates various templates by sizing one or more signal wire geometries. The various templates are then geometrically added to and/or subtracted from to g...
02/21/2006
6998962Power line communication apparatus and method of using the same
A communication device for use with a power line communication system is provided. One embodiment forms a bypass device and comprises a low voltage coupler, a low voltage signal conditioner, a controller, a medium voltage modem, a first medium voltage signal conditi...
02/14/2006
7000126Method for media content presentation in consideration of system power
A method by which the presentation of superfluous media content requiring system activity is reduced or suspended in consideration of system power. For one embodiment, a user processing system indicates its power mode to a power mode/level determination applet embed...
02/14/2006
7000214Method for designing an integrated circuit having multiple voltage domains
A method for designing an integrated circuit having multiple voltage domains, including: (a) generating a logical integrated circuit design from information contained in a high-level design file, the high-level design file defining global connection declarations and...
02/14/2006
6996511Three-dimensional mesh generating method, magnetic field analysis method for rotating machine, three-dimensional mesh generating device, magnetic field analysis device for rotating machine, computer program, and recording medium
A two-dimensional mesh is generated on a plane perpendicular to the rotation axis. At this time, a ring-shaped gap is provided between the rotor and the stator, and portions facing the ring-shaped gap are equally divided into the same number of parts. An initial thr...
02/07/2006
6995545Control system for a sputtering system
A fault handling algorithm processes a plurality of fault status signals from a sputtering system in a period of time to generate at least one command signal for affecting the operation of a power generator. ...
02/07/2006
6996566Method and system for an object model with embedded metadata and mapping information
Metadata is obtained from a database and provided to an object model that uses the database for persisting the state of its objects. The metadata provides the object model with constraints, size limits, or other limiting information about a database so that the obje...
02/07/2006
6993737Leakage power optimization for integrated circuits
A method for reducing leakage power in a system comprises determining the static probability for a signal in the system. If the static probability of the signal is in a high power range, then the signal is modified such that the static probability of the modified si...
01/31/2006
6980091Power line communication system and method of operating the same
The present invention provides a system for operating a power line communications system that is comprised of a plurality of network elements, which may take the form of repeaters, bypass devices, backhaul devices, wireless backhaul devices, enhanced bypass device, ...
12/27/2005
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