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7519509 |
Network analyzer, transmission tracking error measuring method, network analyzing method, program, and recording medium
There is reduced labor to directly connect two ports selected from ports of a network analyzer in order to measure transmission tracking errors. A network analyzer, to which a test set which...
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7516025 |
System and method for providing a data structure representative of a fault tree
One embodiment of the invention provides apparatus including a data structure representing a fault tree for a system. The data structure comprises a plurality of events linked by propagations. Each...
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7516042 |
Load test load modeling based on rates of user operations
Various technologies and techniques are disclosed for performing load tests based upon user pace. A load test application is provided. Load test settings are received from a user that includes a...
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7516248 |
Obtaining extended queue measurement data for a range of logical control unit queues
I/O measurement data for channels attached to logical control unit queues is obtained related to a plurality of logical control unit queues. A store secondary queue measurement data instruction...
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7507977 |
System and method of ion beam control in response to a beam glitch
The present invention is directed to a switch circuit and method to quickly enable or disable the ion beam to a wafer within an ion implantation system. The beam control technique may be applied to...
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7506283 |
System and method for accelerating circuit measurements
A system for accelerating circuit measurements includes a circuit. A signal is applied to the circuit. A set of measurements is taken of a response of the circuit to the applied signal. The system...
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7505855 |
Multi-channel amplifier having programmable operational characteristics controlled with a serial interface
An amplifier having programmable operational characteristics and a serial communications interface is fabricated on an integrated circuit (IC). The serial communications interface controls the...
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7506180 |
System and method for determining the power drawn from a switching power supply by counting the number of times a switching power supply switch is enabled
Embodiments of a switching power supply circuit are disclosed wherein the number of times that a switch of the circuit is enabled is counted.
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7499816 |
Estimation of real-time power system quantities using time-synchronized measurements
Phasor measurement units ( 108 ) provide phasor data from various locations ( 102 ) in an electrical power system. The phasor data is referenced to a common timing signal. Non-phasor measurement...
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7499815 |
Machine radial stack gap generation and clearance management system and method
A system and method for readily generating radial clearance data for a radial clearance between locations on at least two parts in a rotating machine includes rendering an image of a cross section...
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7496485 |
Methods and apparatus for predicting convergence of a transversal waveform relaxation algorithm
Methods and apparatus are provided for predicting the number of iterations needed for a computed Transversal Waveform Relaxation solution to achieve a given level of accuracy. In this manner, a...
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7496458 |
Electrical transducer
An electrical transducer has a sensor outputting a value corresponding to the quantity to be measured, an analog end stage connected downstream of the sensor, a processor circuit, and an analog...
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7483477 |
User interface for selection of sampling parameters in a logic analyzer whose data receivers are in groups each having a separate threshold that is common to the channels within each group
Eye diagrams are made for signals on each channel in a group. Outlying signals not exhibiting overlap for a sampling parameter common for all channels may be ignored and a warning given. Selected,...
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7480792 |
Memory modules having accurate operating parameters stored thereon and methods for fabricating and implementing such devices
Memory modules having accurate operating parameters stored thereon and methods for fabricating and implementing such devices to improve system performance. Memory modules comprising a number of...
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7478011 |
Method and system for measuring signal characteristics of data signals transmitted between integrated circuit chips
Data signals received in an integrated circuit are coupled to a receiver and to an on-chip data acquisition system which takes measurement samples of the data signal in response to a measurement...
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7477993 |
Multiple sensing system and device
The present invention provides a distributed sensing system in a networked environment for identifying an analyte, including a first sensor array connected to the network comprising sensors capable...
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7472820 |
Code reading apparatus and method
An apparatus and method that allows information about the product to be transferred to the testing device so that the pertinent tests can be run. After the product is tested and repaired, updated...
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7468593 |
Digital system for motor bus transfer
In industrial complexes and power stations a main source of power is connected to a motor bus to which motors and other loads are connected. In such systems an auxiliary source of power is provided...
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7463989 |
Waveform recorder apparatus and method
A method for recording and having analyzed waveform data associated with an electronic circuit breaker having an electronic trip unit is disclosed. The electronic trip unit has a communication port...
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7463988 |
Parameter setting method and circuit operation testing method and electronic processing device
The invention provides a method for testing a circuit operation (circuit simulation), which is conducted by using a model of high precision. After parameters are extracted by using a model of which...
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7463984 |
Circuit arrangement including a self-diagnosis system for triggering and monitoring a load in a bridge circuit and associated operating method
A circuit arrangement for triggering and monitoring a load which is connected in the shunt arm of a bridge circuit, including a control circuit for triggering switch elements S 1 to S 4 of the...
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7463999 |
Method and device for monitoring computer case and power supply unit
The present invention disclosed a method and device for monitoring computer case and power supply unit. Expanding monitor chip acts as slave device of SMBus to form the monitor device on the SMBus...
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7460965 |
Electric power calculating apparatus, electric power calculating method, tamper resistance evaluating apparatus, and tamper resistance evaluating method
It is a purpose to evaluate a tamper resistance of an actual circuit with a high accuracy and at a high speed in an upstream process of a circuit design. A tamper resistance evaluating apparatus...
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7457969 |
Computer system monitoring
A computer monitoring system includes a sensor, a non-volatile storage and a controller. The sensor measures a parameter of a computer, and the non-volatile storage holds a threshold representing a...
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7454299 |
Device and method for detecting an end of a movement of a valve piston in a valve
A device is embodied for detecting a first variable that is representative of an induced voltage induced by a movement of a valve piston in the coil of a valve. The device is further embodied for...
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7451049 |
Automatic delays for alignment of signals
In one embodiment, a system comprises a delay determining unit that may be operable to determine a relative delay between the first signal provided by the first source and the second signal...
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7447603 |
Power meter
The computational resources of a digital power meter can be reduced by utilizing an interrupt requested in anticipation of interrupt latency to perform real-time tasks, an approximation of a root...
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7444253 |
Air bridge structures and methods of making and using air bridge structures
A probe card assembly, according to some embodiments of the invention, can comprise a tester interface configured to make electrical connections with a test controller, a plurality of electrically...
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7444268 |
Method and apparatus for identifying a drift in a quantized signal in a computer system
One embodiment of the present invention provides a system that identifies a drift in a signal in a computer system. During operation, the system receives a sequence of quantized signal values of...
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7444275 |
Multi-variable polynomial modeling techniques for use in integrated circuit design
Techniques are disclosed for modeling a cell of an integrated circuit design. In one aspect of the invention, a full-space polynomial model is fit to cell information comprising measured data...
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7437251 |
Correction of sensor non-equipotentiality in a resistivity imaging device
A method for correcting data from at least one sensor electrode in a sensor includes determining a potential difference (V) between two electrodes; from the potential difference (V), determining a...
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7434450 |
Method and apparatus for detecting exhaust gas sensor defect
An air-fuel ratio sensor that outputs a sensor signal used for the feedback control of an air-fuel ratio is provided. It is determined whether an element crack is present by applying a reverse...
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7437271 |
Methods and apparatus for data analysis
A method and apparatus for testing semiconductors according to various aspects of the present invention comprises a test system comprising composite data analysis element configured to analyze data...
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7424390 |
Method to evaluate whether a time delay is better than a time limit
A method for testing the time delay error ratio ER of a device against a maximal allowable time delay error ratio ER limit with an early pass and/or early fail criterion, whereby the early pass...
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7418370 |
Method, apparatus and computer program providing broadband preconditioning based on reduced coupling for numerical solvers
This invention relates to computing numerical solutions of linear systems of equations, specifically to implementing preconditioning of the coefficient matrix of such a system. The preconditioning...
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7415366 |
Electronic field device with a sensor unit for capacitive level measurement in a container
A field device electronics with a sensor unit for capacitive fill level measurements in a container, wherein the field device electronics is connected over appropriate signal paths with the sensor...
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7404071 |
Memory modules having accurate operating current values stored thereon and methods for fabricating and implementing such devices
Memory modules having accurate operating current values stored thereon and methods for fabricating and implementing such devices to improve system performance. Memory modules comprising a number of...
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7401007 |
Method, computer program and apparatus for extracting large size signal data samples with an automatically adjusted decimation ratio
A method for rapidly extracting data file samples with an a signal monitor and an automatically adjusted decimation ratio is provided to solve the long-standing problems caused by large data files...
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7400986 |
Usage monitoring apparatus
An apparatus is disclosed for monitoring usage of multiple electrical devices. The apparatus comprises multiple non-invasive current sensors for sensing current in respective conductors associated...
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7398194 |
Distributed energy resources
An improved method for analyzing power systems; in particular, power systems that may incorporate distributed energy resources (DER), that provides a thorough determination of the potential for...
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7395162 |
Load coil detection and localization
A method is described herein that can be used to detect the presence of a load coil within a transmission line. The method can also be used to determine the number of load coil(s) present within...
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7392147 |
USB port tester
A Universal Serial Bus (USB) port tester for testing a USB port of an electronic device includes an interface unit, a current-testing unit, and a voltage-testing unit. The interface unit is used...
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7388977 |
Test system and method for portable electronic apparatus
A test system for testing a portable electronic apparatus having a digital image capture module and a test interface is described. The test system has at least a sender, a holder, and a controller....
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7389194 |
Driver calibration methods and circuits
Described are amplifiers that facilitate high-speed communication with calibrated drive strength and tennination impedance. Drivers and termination elements can be divided into a number N of...
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7389191 |
Apparatus and method for S-parameter calculation, and program and recording medium thereof
According to the present invention an S-parameter file input section inputs S-parameters for each device constituting a system subject to a transmission analysis, a port position correspondence...
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7386402 |
Remotely reconfigurable system for mapping structure subsurface geological anomalies
Methods and apparatus are provided for receiving, detecting and transmitting geophysical data from a plurality of electrodes placed in the soil utilizing a dynamically reconfigurable wireless...
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7383137 |
Method and apparatus for measuring absolute and net power consumption for computer systems
A method for managing power data includes determining an amount of power used for a system running an application over a first time period from an operating system. An amount of power used for the...
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7379829 |
Method and apparatus for automated characterization of objects with unknown RF characteristics
A method for generating radio frequency (RF) planning modeling data for an object. The method includes placing an RF signal source near the object and sequentially positioning a receiver at a...
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7376525 |
Apparatus and method for estimation of initial phase of a brushless motor
An apparatus comprises a brushless motor, driver, incremental displacement sensor, and processor. The motor has a rotor, stator, and electrical terminals accepting a drive signal. The initial phase...
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7376535 |
Wideband matching circuit and method of effectuating same
A method is provided for determining an optimal performance of a lossless circuit. In one embodiment, the number of inductors and capacitors contained in a circuit of interest are input, and then a...
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