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7272539 Representation generation method, representation generation device, and representation generation system  
Unique representation, such as music or image full of originality, is generated in relation to a specific data sequence such as a telephone number. A music generation server 10 is provided with a...
7269537 Infrasound sensor with disturbance filtering  
The invention pertains to the sensing and measurement of infrasound (pressure variations with frequency content under 10 Hertz). The invention measures the infrasound pressure variations and then...
7265715 Communications device with adaptive decoding and associated methods  
In a communications device operating with a blind signal separation (BSS) processor, an initial mixing matrix is formed based upon the different summations of the source signals received by the...
7265714 Pattern diversity to support a MIMO communications system and associated methods  
A MIMO communications system includes a transmitter, and a receiver synchronized with the transmitter. The transmitter changes the power levels for each layered space data stream on a time slotted...
7263467 Multi-dimensional multi-parameter time series processing for seizure warning and prediction  
Characterizing the behavior of a chaotic, multi-dimensional system is achieved by measuring each of a number of signals associated with the system, and generating therefrom, a spatio-temporal...
7260506 Orthogonalization and directional filtering  
Systems and methods are provided for directionally filtering signals by projecting a received signal onto a subspace substantially orthogonal to selected interfering signals. The received signal...
7260482 Ultrasonic characterization of high concentration particles  
A method for characterizing a suspension with particles floating therein, which method comprises the steps of generating an acoustic actuation signal and registering an acoustic reflected signal....
7254500 Monitoring and representing complex signals  
A method of displaying signals containing a spatial and a temporal aspect, where multiple signals are received by multiple sensors. The received signals are decomposed into separate signal...
7251535 Location based diagnostics method and apparatus  
A method and apparatus for use with a component assembly that forms part of an enterprise and at least one processor, the processor programmed to perform at least one diagnostic process on the...
7248975 Real time monitoring of particulate contamination in a wafer processing chamber  
An apparatus and method for use is described which permits real time monitoring of build-up of particulate contamination in a wafer processing chamber. The apparatus is capable of monitoring...
7249002 Direct relative motion measurement for vibration induced noise and drift cancellation  
A surface analysis apparatus and a method for compensating for mechanical vibrations and drifts in a surface analysis instrument are disclosed. A probe that is sensitive to the distance between...
7246042 Apparatus and method for enhancing accuracy of sensor signal  
An apparatus and method for enhancing the accuracy of a sensor signal are provided. The apparatus includes: a low-pass filter (LPF) that filters the sensor signal and outputs a low-frequency...
7243049 Method for modeling system performance  
The present invention provides a method for modeling the performance of a system comprising computer software operating on computer hardware. In accordance with the present invention, system...
7239735 Pattern inspection method and pattern inspection device  
In this pattern inspection device, the optical scanning section scans the inspected pattern using a laser beam. A photoelectric image processing section generates an image of the inspected...
7236907 Steering angle sensor assembly with pulse width modulated output signal  
A steering angle sensing system includes at least one steering angle sensing device for outputting an analog signal representative of a steering angle position of a steering wheel. A first...
7233883 Monitoring system for fuel cell stack  
A monitoring system includes a plurality of monitoring devices adjacently provided to a group of integrated fuel cell stacks for measuring a voltage of the fuel cell units. Each of the monitoring...
7222056 Method for minimizing the error of a measurable quantity  
In the framework of the method for minimizing the error of a measured variable, particularly a signal to be measured using filtering at variable bandwidth, the bandwidth is regulated on the basis...
7219034 System and methods for display of time-series data distribution  
A system and methods for displaying data distribution information for time-series data is described. The methods include computing a condensed quantile function that may be used to generate...
7216063 Method and apparatus for comparing a data set to a baseline value  
A method and system are disclosed for comparing a data set to a baseline value for use in data analysis of the data set having a plurality of data points, the method comprising providing the data...
7212956 Method and system of representing an acoustic field  
A method of representing a sound field includes the steps of acquiring measurement signals (cn) which are delivered by simple sensors (2n) that are exposed to sound field (P) determining encoding...
7209867 Analog continuous time statistical processing  
Methods and apparatus for applications such as signal processing, analysis, and coding/decoding replace digital signal processing elements with analog components. By combining soft logic gates and...
7206722 Oscilloscope having an enhancement filter  
An enhancement filter for an oscilloscope is disclosed wherein the enhancement filter may be initially calibrated for one or more channels and/or for one or more attenuation settings such as 50 mV...
7203627 Method for processing missing values in measured data  
A method for processing missing values in measured data is provided. The method includes assigning weights to measured objects or measured items, according to a priority of the measured objects or...
7200691 System and method for efficient DMA transfer and buffering of captured data events from a nondeterministic data bus  
A system and method for efficient transfer and buffering of captured data events. The system includes data capture logic configured to capture data events from a nondeterministic data bus; a...
7191083 Method and apparatus for calibrating data-dependent noise prediction  
Disclosed herein is an apparatus and method of calibrating the parameters of a Viterbi detector 138 in which each branch metric is calculated based on noise statistics that depend on the signal...
7191257 System and method for real-time processing of nondeterministic captured data events  
A system and method for real-time processing of nondeterministic captured data events. The system includes data capture logic configured to capture data events from a nondeterministic data bus; a...
7190308 Blind signal separation using signal path selection  
A communications device for separating source signals provided by M signal sources includes an antenna array comprising N elements for forming at least N antenna beams for receiving at least N...
7188054 Signal processing method, signal processing program, recording medium storing the signal processing program and signal processor  
A signal processing method is disclosed, where, after inputting a measurement data weighted-spline filter formula is selected to calculate an initial value of a spline filter, weight is adjusted,...
7184938 Method and system for statistical filters and design of statistical filters  
Systems and methods for the design or implementation of statistical filters for use in the spectral shaping of transmissions are disclosed. A desired power spectrum may be mapped to find pole...
7177771 Digital dynamic filtering and beat frequency reduction for power monitoring  
A power metering apparatus meters a power signal in a powered system. A low-pass filter receives the power signal and outputs a filtered signal. The filter implements a corner frequency...
7177775 Testable digital delay line  
A testable digital delay line that uses XOR gates as delay elements is provided. The use of XOR gates enables independent control of each input to the multiplexer. With test inputs that enable...
7171340 Computer-implemented regression systems and methods for time series data analysis  
Computer-implemented systems and methods for analyzing time series data. Statistical techniques are performed upon candidate autoregressive components and regressor components using the time...
7162397 Decoding an alternator output signal  
An engine diagnostic system is provided that enables a service technician to evaluate engine cylinder contribution to output power. The service technician couples one or more signal leads to the...
7155372 Methods and apparatuses for filtering pulses  
In one embodiment, a method that includes creating a filter structure using a parameter of a periodic pulse train, the filter structure having a plurality of time slots, each time slot being...
7149654 Sensor measurement method and system with universal data concentrators  
A measurement method and system in which a plurality of sensors are scattered about the system. One or more universal data concentrators are deployed in the areas where the sensors are...
7143012 Method and device for filtering signals produced by an accelerometer of the piezo-electric type, and application to a portable object such as a watch  
The invention concerns a method for filtering signals (Vin) generated by a piezo-electric type accelerometer in response to detection of a shock applied to an object to which the accelerometer is...
7136783 Method and arrangement for processing a signal using a digital processor having a given word length  
Methods and arrangements for processing a signal using a digital processor having a given word length. The signal is pre-processed using a pre-processor which reduces the word length and performs...
7133791 Two-mean level-crossing time interval estimation method  
N-sample level-crossing estimator methods and devices are provided that extract more information from given time samples than the current two-sample approach and that are more resistant to...
7123191 Blind signal separation using I and Q components  
A communications device for separating source signals provided by M signal sources includes an antenna array comprising N antenna elements for receiving at least N different summations of the M...
7116271 Blind signal separation using spreading codes  
A communications device for separating source signals provided by M signal sources includes an antenna array comprising N antenna elements for receiving at least N different summations of the M...
7117048 Safety controller with safety response time monitoring  
A safety controller having a total worst case propagation delay, exceeding the required propagation delay required by a safety process, may be used to control the safety process by monitoring...
7117128 Method and apparatus for digital signal filtering  
A Q-Filter is a reconfigurable technique that performs a continuum of linear and nonlinear filtering operations. It is modeled by unique mathematical structure, utilizing a function called the...
7113895 System and method for filtering output in mass flow controllers and mass flow meters  
Embodiments of the present invention can include the steps of (i) filtering the indicated flow to derive an intermediate filtered indicated flow, (ii) deriving a weighted first derivative of the...
7113129 Blind signal separation using a combination of correlated and uncorrelated antenna elements  
A communications device for separating source signals provided by M signal sources includes an antenna array comprising N antenna elements for receiving at least N different summations of the M...
7113874 Magnetic crash sensing method  
A signal generated responsive to a magnetic field in a magnetic circuit is decomposed into first and second filtered signals, wherein, at at least one first frequency, a magnitude of a component...
7092853 Environmental noise monitoring system  
A continuous environmental noise level recording and analysis system is provided. The system is capable of sampling, processing and storing Equivalent Sound Level values over a period of about two...
7092849 Extracting causal information from a chaotic time series  
Embodiments of the present invention provide a method, a system, and a computer code for analyzing the state of a first system (e.g., the autonomic system) from a time-varying signal representing...
7089142 Method and device for monitoring the function of an output stage having pulse width modulation  
A method and a device for monitoring at least one output stage which is actuated by a microcontroller using an input signal having any pulse duty factor. The output signal from the output stage is...
7088831 Real-time audio source separation by delay and attenuation compensation in the time domain  
A system is provided for separating two audio channels recorded by an array of microphones. The system includes a calibration module for normalizing gain levels between a plurality of channels on...
7085685 Device and method for filtering electrical signals, in particular acoustic signals  
A device for filtering electrical signals has a number of inputs arranged spatially at a distance from one another and supplying respective pluralities of input signal samples. A number of signal...