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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
7225171Air conditioning equipment operation system and air conditioning equipment designing support system
A control server includes a device information database storing device characteristic data constituting the air conditioning equipment, a fuel/power rate database storing price and rate data regarding gas, oil, power and the like, a device characteristic and price d...
05/29/2007
7222320Layout method of decoupling capacitors
A layout method of decoupling capacitors while ensuring the decoupling capacitance necessary for each grid area. The method includes calculating the total power consumption of logic cells, arranging the decoupling capacitance throughout the subject area in correspon...
05/22/2007
7222061Method and arrangement for developing rod patterns in nuclear reactors
In the method, a set of limits applicable to a test rod pattern design are defined, and a sequence strategy for positioning one or more subsets of the test rod pattern design is established. Reactor operation on a subset of the test rod pattern design, which may be ...
05/22/2007
7215098Electrical generating system having capacitative control of alternator regulation
The invention provides an electrical generating system comprising an AC electrical generator (G) having an output, and a capacitor arrangement (Ca) provided at the output of the generator and arranged so as to offset a drop of voltage from no-load to full-load occur...
05/08/2007
7209839Real time power flow method for distribution system
A method for determining a power flow in a distribution network includes the step of determining an admittance matrix for a circuit that includes a floating transformer in an electrical power distribution system. The admittance matrix includes an admittance of a fic...
04/24/2007
7203918Delay and signal integrity check and characterization
A method for performing a signal integrity and delay check for circuit simulations is disclosed. Nodes of the circuit are selected and an optimization parameter is determined. The optimization parameter may be either the setup or hold time for the circuit simulation...
04/10/2007
7190149Method and apparatus for determining actual reactive capability curves
A system for generating updated reactive capability curves of a generator operates the generator at a number of operating load levels and at a number of different power factors to collect data regarding the real and reactive power generated at each of the various op...
03/13/2007
7191113Method and system for short-circuit current modeling in CMOS integrated circuits
A method and system for short-circuit current modeling in CMOS circuit provides improved accuracy for logic gate power dissipation models in computer-based verification and design tools. The model determines the short circuit current for each complementary pair with...
03/13/2007
7188033Method and system of computing and rendering the nature of the chemical bond of hydrogen-type molecules and molecular ions
Provided is a system of computing and rendering a nature of a chemical bond based on physical, Maxwellian solutions of charge, mass, and current density functions of hydrogen-type molecules and molecular ions. The system includes a processor for processing Maxwellia...
03/06/2007
7181384Method and apparatus for simulating a hybrid system with registered and concurrent nodes
A method for performing simulation on a circuit includes simulating registered and concurrent nodes in the circuit. Only concurrent nodes that are associated with a concurrent feedback loop are simulated until outputs of the concurrent nodes that are associated with...
02/20/2007
7177783Shape based noise characterization and analysis of LSI
The invention allows the inclusion of cross-talk coupling and other noise in circuit simulation by considering a resultant glitch in more detail than just its peak value. A set of parameters represents the noise, with an exemplary embodiment using a triangle approxi...
02/13/2007
7174284Apparatus and method for simulation of the control and machine behavior of machine tools and production-line machines
An apparatus and method for simulating the behavior of the drive system and the mechanism of machine tool or production-line machine by use of mathematical models of the drives and the mechanisms of the driven mechanical elements of the machine are disclosed. Prefer...
02/06/2007
7158919Remote monitoring system
A remote monitoring system including a sub-system, local to a nuclear power plant and a remote sub-system at an operations base. Process data is collected manually by a hand-held computer and automatically by instrumentation on the power plant. The data collected is...
01/02/2007
7152025Noise identification in a communication system
A method is provided to automatically identify noise events in a channel of a communication system comprising the steps of: receiving an input signal from the channel; determining the mean energy of the input signal; determining the recent energy of the input signal...
12/19/2006
7148585Power grid backfeed protection apparatus
A circuit breaker that functions like a double pole double throw (DPDT) switch is used to isolate the commercial power grid from an external power source. When in the “on” position the circuit breaker serves as a main power input circuit breaker allowing power f...
12/12/2006
7149637Detecting electromechanical oscillations in power systems
The detection of electromechanical oscillations in power systems and the estimation of their frequency and damping parameters are based on a linear time-varying model. The parameters of the linear model are on-line adapted by means of Kalman filtering techniques to ...
12/12/2006
7146303Technique for incorporating power information in register transfer logic design
A technique for incorporating power information in a register transfer level design involves defining a module representing an integrated circuit block having its own power grid. The integrated circuit block, when in a power off mode effectuated by a deactivation of...
12/05/2006
7138878Semiconductor integrated circuit
A semiconductor integrated circuit is provided in which power consumption of each functional block can be determined. The semiconductor integrated circuit comprises: first through third signal processing circuits each operating in synchronization with first through ...
11/21/2006
7134103Method, system, and product for verifying voltage drop across an entire integrated circuit package
A method, system, and product are disclosed for determining a voltage drop across an entire integrated circuit package. A geometric description of the entire integrated circuit package is determined. The description is subdivided into non-uniform areas. A resistance...
11/07/2006
7132819Floating power supply and method of using the same
A power supply of the present invention comprises a transducer having a transducer and a voltage regulator. The transducer is coupled to an electrically non-conductive medium, which may be a light pipe. The electrically non-conductive medium is coupled to a non-elec...
11/07/2006
7129822Devices for detecting the presence of a source of power
An apparatus is provided that includes an uninterruptible power supply (UPS) configured to be connected to a power distribution network. A communications circuit is also provided. The communications circuit is operatively associated with the UPS and operative to gen...
10/31/2006
7131084Method, apparatus and computer program product for implementing automated detection excess aggressor shape capacitance coupling in printed circuit board layouts
A method, apparatus and computer program product are provided for implementing automated detection of excess aggressor shape capacitance coupling in printed circuit board layouts. A PCB design file containing an electronic representation of a printed circuit board d...
10/31/2006
7131099Method, apparatus, and computer program product for RTL power sequencing simulation of voltage islands
A method, apparatus and computer program product are provided for implementing RTL power sequencing simulation of voltage islands for application specific integrated circuit (ASIC) designs. RTL sequential state saving elements in a voltage island hierarchy are ident...
10/31/2006
7126798On die voltage regulator
According to one embodiment, an integrated circuit (IC) is disclosed. The IC includes a package, a die mounted within the package, circuit components mounted on the die, and a voltage regulator mounted on the die to supply power to the circuit components. ...
10/24/2006
7120291Method and apparatus for analyzing input information
A method and an apparatus operate like a human neural network to analyze and store input information and form patterns according to the input and stored information. The apparatus has a preprocessing unit (3), an activity computation unit (5), a mutual...
10/10/2006
7117459Layout check system
A layout check system checks whether a layout of a power source, a component including a power pin, and a bypass capacitor on a PCB and defined by layout data created using a CAD system allows the bypass capacitor to function effectively. A storage unit stores the l...
10/03/2006
7113883Test configuration and data management system and associated method for enterprise test operations
Enterprise test configuration and data management systems and associated methods are disclosed for test, measurement and automation environments that allow management, configuration and analysis of test systems and associated data across enterprise-wide test operati...
09/26/2006
7113134Transformer antenna device and method of using the same
The invention contemplates an antenna device, system and method of installing the antenna device for receiving a wireless signal at a pad mounted electrical transformer. The novel device includes an antenna capable of communicating the wireless signal and a material...
09/26/2006
7114134Automatic circuit design method with a cell library providing transistor size information
A simple, approximate power optimization in connection with automatic large scale circuit design using a cell library is provided. The cell library of the present invention provides active region information for each cell, and preferably also provides conventional p...
09/26/2006
7110932Method and circuit arrangement for regulating the operating voltage of a digital circuit
A method and circuit arrangement for determining performance of a digital circuit to a critical degree by the transit time of signals of the longest signal path, also called the critical path. Since the signal transit time is influenced by the operating voltage, by ...
09/19/2006
7110929System and method of providing additional circuit analysis using simulation templates
A simulation template and method therefor is disclosed that modifies a SPICE netlist that describes a circuit in order to provide customized or pre-installed additional analysis. More specifically, a simulation template is an interactive command language (ICL) scrip...
09/19/2006
7110930Integrated circuit and package modeling
A method, system and program product for creating a simplified equivalent model for an IC that can be used for detailed analysis. The equivalent model takes into consideration the effects of all the I/O placement regardless of the non-uniformity of I/O placement. Th...
09/19/2006
7111018System and method for integrating electrical power grid and related data from various proprietary raw data formats into a single maintainable electrically connected database
An improved system and method of automating the integration of different Energy Management Systems (EMS) electrical power grid databases into a single power grid database. This method imports proprietary EMS raw data from various vendors' formats into a Common Infor...
09/19/2006
7107197Wiring harness data systems
A wiring harness design is analyzed and module data is created automatically and stored for a plurality of harness modules representing wire and component element requirements for those modules, the modules being capable of assembly in selected combinations to creat...
09/12/2006
7107555Method and apparatus for designing high-frequency circuit, and display method for use in designing high-frequency circuit
An method and apparatus for designing a high-frequency circuit perform replacing component items by component equivalent circuits in which corresponding component items have frequency characteristics, calculating evaluation data items for the replaced component equi...
09/12/2006
7107566Programmable logic device design tools with gate leakage reduction capabilities
Power consumption on programmable logic devices can be minimized by taking account of gate leakage effects. A logic design system may analyze a logic design to determine which signals are most often high and which signals are low. A logic designer may also provide i...
09/12/2006
7103240Method and apparatus for providing inductive coupling and decoupling of high-frequency, high-bandwidth data signals directly on and off of a high voltage power line
The present invention is drawn to an electrically “closed” method and apparatus for transmitting and receiving data signals over a high voltage power line. Inductive coupling is employed for coupling and decoupling the data signal directly on to and off of a sin...
09/05/2006
7102478Power line coupling device and method of using the same
The coupling device of the present invention includes a housing, a first fastening member attached to said housing and coupled to the power line, a second fastening member attached to the housing and coupled to the power line, an inductor providing an impedance to d...
09/05/2006
7099721Method and apparatus for producing a biomaterial product
A development tool (2) includes a plurality of measuring tools (71) to (76) and an industrial process simulation device (60). The simulation device (60) simulates a whole industrial scale bioprocess in order to obtain acceptable op...
08/29/2006
7096165Method for configuring an electrical installation and corresponding configuration device
A network map is determined, either in the operating direction from the feed circuit to the load in the load circuit, or backward on the basis of the loads in the load circuit to the data for the feed circuit. The feed circuit and the load circuit are coupled to a v...
08/22/2006
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