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8868398 
Method for predicting arc flash energy and PPE category within a realtime monitoring system
A method for simulating an arc flash event on an electrical power system is disclosed. The virtual system model of the electrical system is modified to introduce a short circuiting feature. The...


8868396 
Verification and debugging using heterogeneous simulation models
A method and apparatus for verifying and debugging a circuit design module of a high level programming system is disclosed herein. A circuit design created in a high level programming environment...


8869158 
Job scheduling to balance energy consumption and schedule performance
An energyaware backfill scheduling method combines overestimation of job runtimes and processor adjustments, such as dynamic voltage and frequency scaling, to balance overall schedule performance...


8869081 
Automating integrated circuit device library generation in model based metrology
Various embodiments include computerimplemented methods, computer program products and systems for generating an integrated circuit (IC) library for use in a scatterometry analysis. In some cases,...


8868395 
Fast simulation method for integrated circuits with power management circuitry
In a fast simulation technique, the output node of a power supply module of the integrated circuit can be designated as an ideal power node. At this point, the power supply module can be designated...


8863057 
Method for selectively modeling narrowwidth stacked device performance
An approach for methodology enabling a verification of IC designs that compensates for degraded performance due to a physical placement, particularly a stacked physical placement is disclosed. A...


8862453 
Techniques for incorporating timing jitter and/or amplitude noise into hardware description languagebased input stimuli
Methods for generating waveforms with realistic transitions, controllable timing jitter, and controllable amplitude noise in a computerbased simulation environment are disclosed. A first method...


8862251 
Controller for machine tool and machiningrelated data processing system provided therewith
A machiningrelated data processing system has a configuration in which a controller for machine tool comprising an NC device and an assisting device is connected to a data processing device via a...


8855993 
Integrated circuit design simulation matrix interpolation
Methods and systems perform a simulation on an integrated circuit design by applying a first value to a first variable and a second value to a second variable of the simulation to produce a first...


8849630 
Techniques to predict threedimensional thermal distributions in realtime
Techniques for monitoring and predicting environmental operating conditions in a data center are provided. In one aspect, a method for realtime, threedimensional analysis of environmental...


8849644 
Parallel simulation using an ordered priority of event regions
In one embodiment, a plurality of kernels are provided. Each kernel may simulate a partition of a design under test. A plurality of event regions are provided. The regions may be in an ordered...


8849642 
Signal definitions or descriptions in graphical modeling environments
Methods, system and computer program products are disclosed for providing a graphical modeling environment in which a graphical model is generated and executed. In the graphical modeling...


8849643 
Tablelookupbased models for yield analysis acceleration
In one embodiment, the invention is a method and apparatus for tablelookupbased models for yield analysis acceleration. One embodiment of a method for statistically evaluating a design of an...


8850382 
Analysis apparatus and method to analyze a printed circuit board
An analysis apparatus for a printed circuit board. The analysis apparatus includes a processor that executes a process of rewriting physical property data of a wiring layer of a printed circuit...


8838430 
Detection of memory access violation in simulations
An apparatus and method for detecting memory access violations in simulations is disclosed herein. A detection tool is designed to automatically perform a violation check for each memory read or...


8839165 
Power/performance optimization through continuously variable temperaturebased voltage control
Methods determine temperature and voltage relationships for integrated circuit library elements to produce a continuous temperaturevoltage function. Some of the library elements can be used or...


8831925 
Indexing behaviors and recipes of a circuit design
An executable circuit design is used to generate waveforms, from which behaviors of the circuit are captured. The behaviors and various combinations thereof can then be saved in a database, along...


8832619 
Analytical model for predicting current mismatch in metal oxide semiconductor arrays
A system and method for designing integrated circuits and predicting current mismatch in a metal oxide semiconductor (MOS) array. A first subset of cells in the MOS array is selected and current...


8832611 
Process aware metrology
Systems and methods for process aware metrology are provided. One method includes selecting nominal values and one or more different values of process parameters for one or more process steps used...


8831926 
Verification of cyberphysical systems using optimization algorithms
A computerimplemented method for verifying a model in a product lifecycle management (PLM) system includes defining a model and an envelope of allowable model states and, based on one or more...


8832636 
Verification support computer product, apparatus, and method
A nontransitory, computerreadable recording medium stores therein a verification support program that causes a computer to execute identifying from a finite state machine model related to a...


8826217 
Modeling gate size range by using a penalty function in a numerical gate sizing framework
Systems and techniques are described for optimizing a circuit design by using a numerical solver. The gates sizes are optimized by modeling a set of gate optimization problems and solving the set...


8826208 
Computational thermal analysis during microchip design
Some embodiments include a method for identifying hightemperature regions in a microchip. In some embodiments, the method includes selecting grids on the microchip, wherein each grid includes...


8825464 
Method and apparatus for parallelization of sequential power simulation
One particular implementation takes the form of an apparatus or method for parallelizing a sequential power simulation of an integrated circuit device. The implementation may temporally divide the...


8826219 
Method and apparatus used for the physical validation of integrated circuits
Disclosed herein are methods and devices used for the physical design validation of integrated circuits. One method used for the physical design validation of integrated circuits includes comparing...


8818784 
Hardware description language (HDL) incorporating statistically derived data and related methods
A method of designing a circuit can include modeling one or more circuits in a hardware design language (HDL) (102) and confirming a basic behavior of such models (104). If a basic behavior has...


8818785 
Method and apparatus for simulating gate capacitance of a tucked transistor device
A method for simulating a tucked transistor device having a diffusion region defined in a semiconductor layer, a gate electrode adjacent a first side of the diffusion region, a floating gate...


8818786 
Network tearing for circuit simulation
A circuit is simulated by using system or network tearing to obtain a real solution. The circuit may be an entire integrated circuit, portion of an integrated circuit, or a circuit block. A circuit...


8812287 
Autonomous, scalable, digital system for emulation of wiredor hardware connection
A method and device for preserving the wiredOR nature of the clock signal connection between two devices without a direct analog connection between the lines and in an infinitely scalable fashion....


8812286 
Emulation of power shutoff behavior for integrated circuits
A method for modeling power management in an integrated circuit (IC) includes: specifying a circuit design and a power architecture for the IC, the power architecture including a plurality of power...


8812285 
Designing digital processors using a flexibility metric
Techniques, structures, and systems are disclosed for implementing an efficient design of computer hardware using a toptobottom approach. In one aspect, a method for designing a processor...


8811713 
Photomask inspection method, semiconductor device inspection method, and pattern inspection apparatus
A plurality of photomasks used to manufacture the same semiconductor device, each of the photomasks having a plurality of mutually replaceable unit regions set therein, are inspected to detect a...


8812289 
Simulation that transfers port values of a design block via a configuration block of a programmable device
Approaches for simulating an electronic system. In one approach, a software cosimulation platform is configured to produce a first time sequence of values of a plurality of input ports of a design...


8806396 
Method and system performing circuit design predictions
Disclosed is a method, system, and computer program product for performing predictions for an electronic design. Embodiments of the invention allow the ability to efficiently update the model...


8806415 
Integrated circuit pad modeling
A method of modeling an integrated circuit chip includes generating a model of a bond pad using a design tool running on a computer device. The method also includes connecting a first inductor, a...


8805665 
Input parameter value set identifying apparatus and method
For each input variable value set, an indicator value associated with dispersion of actually measured output variable values is calculated from data including, for each input variable value set,...


8806412 
Statistical optimization in placeandroute
Placeandroute (P&R) includes maintaining a set of local arrival time information and local required time information associated with a circuit layout; determining a candidate fix on a critical...


8805664 
System and method for simulating branching behavior
In an embodiment, a method of establishing directed relationships between states in a simulation is disclosed. The directed relationships may allow the simulation to proceed from an initial state...


8798981 
Circuit simulation using step response analysis in the frequency domain
A method for simulating a response of a circuit to an ESD input stimulus applied to the circuit includes the steps of: receiving a description of the circuit into a circuit simulation program, the...


8799850 
Simulationbased design state snapshotting in electronic design automation
Some embodiments provide a system that performs a simulation within an electronic design automation (EDA) application. During operation, the system obtains a design from a user of the EDA...


8798968 
Computing device and method for enforcing passivity of scattering parameter equivalent circuit
A computing device and a method for scattering parameter equivalent circuit reads a scattering parameter file from a storage device. A noncommonpole rational function of the scattering parameters...


8793642 
Component selection for circuit assembly
A method for assembling an electrical circuit includes measuring actual values of components of a given type that are held in a stock, and storing the measured actual values in a computerized...


8793638 
Method of optimizing design for manufacturing (DFM)
The present disclosure describes a method of optimizing a design for manufacture (DFM) simulation. The method includes receiving an integrated circuit (IC) design data having a feature, receiving a...


8788986 
System and method for capacity planning for systems with multithreaded multicore multiprocessor resources
A method for expressing a hierarchy of scalabilities in complex systems, including a discrete event simulation and an analytic model, for analysis and prediction of the performance of multichip,...


8788255 
Delay analysis processing of semiconductor integrated circuit
A delay analysis device composed of a storage device and a data processing device analyzes a chip fabricating a semiconductor integrated circuit. Delay calculation is performed via an RC simulation...


8776003 
System and method for employing side transition times from signoffquality timing analysis information to reduce leakage power in an electronic circuit and an electronic design automation tool incorporating the same
The disclosure provides leakage power recovery that considers side transition times of multiinput cells. In one embodiment, a leakage power recovery system is disclosed that includes: (1) a power...


8775147 
Algorithm and architecture for multiargument associative operations that minimizes the number of components using a latency of the components
An algorithm and architecture are disclosed for performing multiargument associative operations. The algorithm and architecture can be used to schedule operations on multiple facilities for...


8775149 
Method and system for implementing parallel execution in a computing system and in a circuit simulator
A method and mechanism for implementing a general purpose scripting language that supports parallel execution is described. In one approach, parallel execution is provided in a seamless and...


8768677 
Coupled analysis simulation apparatus and coupled analysis simulation method
A coupled analysis simulation apparatus includes a coupled analysis processing unit configured to perform coupled analysis by performing electromagnetic field analysis and circuit analysis in...


8769359 
Multiplecapture DFT system for detecting or locating crossing clockdomain faults during selftest or scantest
A method for providing ordered capture clocks to detect or locate faults within N clock domains and faults crossing any two clock domains in an integrated circuit or circuit assembly in scantest...
