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7623989 System and method for pulsed signal device characterization utilizing an adaptive matched filterbank  
A test system and method which employs a filter bank to select different spectral components of a pulsed measurement signal. The filter bank utilizes filter nulls to suppress non-selected spectral...
7596472 Device for synthesis of a composite digital signal with explicit control of the first three moments thereof  
The device determines the weighting coefficients to be applied to N digital source signals to form a composite signal. The first- to third-order moments of the composite signal must respectively...
7584235 Variable passband autoregressive moving average filter  
A variable passband ARMA filter has as inputs a signal to be filtered, a reverse version of the signal to be filtered and a variable coefficient to produce as an output a filtered signal. The...
7584056 Multiple suppression in angle domain time and depth migration  
Seismic data may be imaged using or recognizing substantially only primary reflections. Imaging seismic data may include for example integrating a plurality of seismic data points that have...
7583200 Method and system for detecting and measuring the disturbances in terms of frequency of the rate of rotation of a rotor  
A method and system for detecting the variations of speed (R) of a rotor. Signals are measured representative of the march-past of the teeth of a measurement device secured to the rotor for a...
7581143 Peripheral component interconnect bus test system and method therefor  
A peripheral component interconnect (PCI) bus test system and method therefor, that is applied in a PCI test card. The PCI test card includes a static random-access-memory (SRAM). In the method,...
7580812 Trending system and method using window filtering  
A trending system and method for trending data in a mechanical system is provided. The trending system includes a sliding window filter. The sliding window filter receives a data set of data points...
7580492 Clock recovery  
Clock recovery apparatus having an early/late voter for deciding whether a current sampling point needs to be advanced or retarded, wherein the early/late voter passes and Up/Down signal to an...
7576681 Method and system for data fusion using spatial and temporal diversity between sensors  
A method and system provide a multi-sensor data fusion system capable of adaptively weighting the contributions from each one of a plurality of sensors using a plurality of data fusion methods....
7574333 Apparatus and method for modeling relationships between signals  
A projection is associated with a first signal and a second signal. The second signal includes a first portion associated with the first signal and a second portion not associated with the first...
7567875 Enhanced sonde recognition  
A detector for locating a sonde is comprised of a plurality of antennas, a corresponding number of signal isolator modules 1 and a geometrical evaluation module. The magnetic signal generated by...
7564040 Device for correcting a signal derived from a detector  
A device for processing a signal (i) derived from a particular detector, the device including an integrator for measuring the total charge transported by an input signal (i 2 ) feeding the...
7561989 Extracting performance metrics from images  
Through the use of image processing and set-up calibration techniques, an accurate position of an object may be determined. Embodiments of the present disclosure measure a change in position over a...
7561980 Transmission medium testing apparatus and method  
The invention provides a method for testing a transmission medium used in a full-duplex communication system comprising an endpoint that comprises a transmitting end (TX) and a receiving end (RX);...
7548836 Method and apparatus for compensating for AC coupling errors in RMS measurements  
Apparatus for compensating for a coupling error in an input signal may include a blocking correction filter. The blocking correction filter is in operable connection with an AC coupling circuit....
7542876 Method of and apparatus for evaluating the performance of a control system  
A method of and apparatus for evaluating the performance of a control system are disclosed. The method of evaluating the performance of a control system includes calculating a ratio of a first area...
7542863 Position measuring system  
A position-measuring system is for measuring the position of an object, movable in several degrees of freedom, relative to a stationary object. The position-measuring system includes at least one...
7536281 Method for compensating for a contaminated calibration target used in calibrating a scanner  
A method for compensating for a contaminated calibration target used in calibrating a scanner having a plurality of sensor pixels includes (a) scanning a calibration target to generate a respective...
7536262 Kalman filter approach to processing electromagnetic data  
A method for tracking a sinusoidal electromagnetic signal in noisy data using a Kalman filter or other tracking algorithm. The method is useful for controlled source electromagnetic surveying where...
7535408 Apparatus and methods for detection of multiple targets within radar resolution cell  
A method and apparatus is operative for multiple target detection in a radar system which employs a radar waveform of two or more frequency diverse subpulses. The apparatus adds coherent processing...
7533000 Method and apparatus for analysing a dataset of spectra  
A method of analyzing a dataset of spectra is provided in which each spectrum has a count value for each of a number of parameter values within a parameter range. The method is for identifying one...
7523018 Hair coloring system  
A system for determining hair color treatment, including a processor. The processor is configured for: receiving as input an initial spectrum of a sample of hair, the initial spectrum having a...
7523011 Method for analyzing signal waveform and analyzing vehicle dynamic characteristic  
A signal waveform analysis method includes: determining a trend component of an object signal by applying a zero-phase filter to the object signal; determining an oscillatory component of the...
7502716 Closed-loop diagnostic method  
Problem diagnostics may be obtained from components that log messages using a unique component identifier which is provided within each message so as to enable routing of callbacks to the component...
7502712 Preventive defect detection and control process in composite material parts  
A preventive defect detection and control process for a mass produced composite material parts automatically obtains representative parameters of backwall and intermediate echo signal results in...
7499835 Variable indication estimator  
A variable indication estimator which determines an output value representative of a set of input data. For example, the estimator can reduce input data to estimates of a desired signal, select a...
7496813 Communicating simultaneously a functional signal and a diagnostic signal for an integrated circuit using a shared pin  
An integrated circuit 2 including functional circuits 4, 6 and a diagnostic circuit 10 passes a functional signal and a diagnostic signal to/from the integrated circuit using a shared...
7496482 Signal separation method, signal separation device and recording medium  
A method and a device for signal separation. First, values of signals observed by M sensors are transformed into frequency domain values, and these frequency domain values are used to calculate...
7493224 Event tracing with time stamp compression and history buffer based compression  
An improved method, apparatus, and computer instructions for generating trace data. In response to detecting a trace event, a determination is made as to whether identifiers for the trace event...
7474992 Trending system  
A trending system and method for trending data in a physical or clock system. The trending system includes a sliding window filter. The sliding window filter receives a data set of data points...
7472041 Method and apparatus for accommodating device and/or signal mismatch in a sensor array  
Noise discrimination in signals from a plurality of sensors is conducted by enhancing the phase difference in the signals such that off-axis pick-up is suppressed while on-axis pick-up is enhanced....
7472021 Atmospheric feature detection using Langrangian scalar integration  
Described are a method and a system for detecting an atmospheric feature. A value of a meteorological scalar field at an initial time is determined for a set of tracers. Each tracer is initialized...
7467002 Sine saturation transform  
A transform for determining a physiological measurement is disclosed. The transform determines a basis function index from a physiological signal obtained through a physiological sensor. A basis...
7464006 Analyzing nonstationary financial time series via hilbert-huang transform (HHT)  
An apparatus, computer program product and method of analyzing non-stationary time varying phenomena. A representation of a non-stationary time varying phenomenon is recursively sifted using...
7463987 Magnetic sensing system and method  
A coil at a first location in magnetic communication with a door of a vehicle generates a magnetic field responsive to a time varying signal applied thereto. The first location and the coil are...
7460983 Signal analysis system and calibration method  
A method and apparatus adapted to calibrate a signal path of a signal analysis system such that loading effects of the system are substantially removed from measurements of a device under test. A...
7457713 Determination method for a position signal  
Two sensors scan a measuring scale, which can be displaced in relation to the sensors and comprises a plurality of equidistant measuring gradation, and deliver corresponding measuring signals. The...
7454333 Separating multiple audio signals recorded as a single mixed signal  
A method according to the invention separates multiple audio signals recorded as a mixed signal via a single channel. The mixed signal is A/D converted and sampled. A sliding window is applied to...
7453399 Antenna processing method for potentially non-centered cyclostationary signals  
An antenna processing method for centered or potentially non-centered cyclostationary signals, comprises at least one step in which one or more nth order estimators are obtained from r-order...
7451050 Methods and systems for detecting noise in a position sensor using minor shifts in sensing frequency  
Methods, systems and devices are described for detecting noise in a touchpad or other sensor that produces an output in response to a stimulus that is applied at or near a sensing region. According...
7447598 Methods and systems for automatically assessing and reporting structural health  
Structural analysis systems and methods are disclosed. One embodiment provides a method for analyzing a structure includes receiving damage image data; converting the received image data into...
7443989 Adaptive beamforming method and apparatus using feedback structure  
An adaptive beamforming apparatus and method includes a fixed beamformer that compensates for time delays of M noise-containing speech signals input via a microphone array having M microphones (M...
7437249 Methods and systems for detrending signal intensity data from chemical arrays  
Methods, systems and computer readable media for removing trends in signal intensity values from features on a chemical array. Inputted signal values from features on the array are surface fitted...
7430481 Methods for detecting and analyzing piled-up X-rays in an X-ray spectrometry system  
A method of processing signals relating to a plurality of X-rays received in an X-ray spectrometry system that includes a pulse processor having a main channel and zero or more fast channels...
7426439 Method and apparatus for marine seismic data acquisition  
The present invention provides a method and apparatus for seismic data acquisition. One embodiment of the method includes accessing data acquired by at least two particle motion sensors. The data...
7424406 Filter characteristic measuring method and system  
Described are a filter characteristic measuring method and system capable of measuring a gain of an analog filter adapted in a DUT (Device Under Test) and a frequency response at a high speed,...
7424405 Method and arrangement for signal processing comprising first and second pulse compression filters  
The invention refers to a method and an arrangement for signal processing for a target detecting device ( 1 ) where a return signal ( 8 ) is divided into two parallel branches where a first...
7424404 Method for determining the envelope curve of a modulated signal in time domain  
The disclosure relates to a method for determining the envelope curve of a modulated input signal with the following method steps: generating digital samples by digital sampling of the input...
7421376 Comparison of data signals using characteristic electronic thumbprints  
A characteristic thumbprint is extracted from a data signal, the thumbprint based on statistics relating to the data signal. The data signal can be compared indirectly by matching this thumbprint...
7415392 System for separating multiple sound sources from monophonic input with non-negative matrix factor deconvolution  
A method and system separates components in individual signals, such as time series data streams. A single sensor acquires concurrently multiple individual signals. Each individual signal is...
Matches 1 - 50 out of 437 1 2 3 4 5 6 7 8 9 >