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US20110172974 
SYSTEM AND METHOD FOR VIA STRUCTURE MEASUREMENT
A system for via structure measurement is disclosed. The system comprises a reflectometer, a simulation unit and a comparing unit. The reflectometer is configured to collect a measured diffraction... 

US20140052766 
REPRESENTING A FUNCTION BANDLIMITED WITHIN A POLYGONAL SPACE
Based at least in part on one or more characteristics relating to a measurement system, a polygonal space in a Fourier domain is determined. A representation of a function that is bandlimited... 

US20120323984 
LANGUAGE INTEGRATED QUERY OVER VECTOR SPACES
Languageintegrated query (LINQ) operators can be extended to a set of vectors associated with a digital signal processing (DSP) environment. A languageintegrated query (LINQ) operator can be... 

US20090093994 
ROTATION INVARIANT 2D SKETCH DESCRIPTOR
A system, method, and computer program for determining a descriptor, comprising calculating a maximum distance for a plurality of points in a sector between each of said plurality of points and an... 

US20100325185 
ALGORITHM FOR ADIABATIC PULSE DESIGN USING THE SHINNAR LEROUX TRANSFORM
A method for providing an adiabatic RF pulse that is an inversion or refocusing pulse for a RF pulse sequence is provided. A linear phase frequency profile (Flp(ω)) is determined for the adiabatic... 

US20090182797 
CONSISTENT CONTINGENCY TABLE RELEASE
Techniques for contingency table release provide an accurate and consistent set of tables while guaranteeing that privacy is preserved. A positive and integral database is constructed that... 

US20080034026 
Method for improving computation precision in fast Fourier transform
A method for improving precision in FFT calculations. For each iteration in an FFT implementation, a constant normalization multiplier is inserted such that the dynamic ranges of the input and... 

US20080140746 
Fast Quantum Mechanical Initial State Approximation
A system and method efficiently prepare the initial state of q quantum computer required by the eigenvalue approximation method of Abrams and Lloyd. The system and method can be applied when... 

US20080307025 
LOCATION DETERMINATION IN SENSOR NETWORKS USING TIMEWINDOW ALGORITHM
A network system and a method of determining a location of a transmitter are described. The method includes reading a signal strength of a signal transmitted by the transmitter by each of a... 

US20090164811 
Methods For Analyzing Environmental Data In An Infrastructure
Embodiments include methods, apparatus, and systems for analyzing data in an infrastructure. One embodiment includes a method that senses environmental data at equipment racks in an... 

US20080034025 
Method for Development of Independent Multivariate Calibration Models
A method is provided for development of independent multivariate calibration models used for determination of secondary properties of a sample based on results of measurements of plurality of... 

US20090172061 
INVERSE HADAMARD TRANSFORM CONVERTER AND SYSTEM
The present invention provides an Inverse Hadamard Transform (IHT) converter which comprises a first group of registers for receiving coefficients inputted to the IHT converter; a first adder for... 

US20090013020 
Method and device for restoring degraded information
The present invention provides a technology which can perform a precise restoration to a distribution of original information by carrying out an iterative calculation using only a distribution of... 

US20110137968 
METHOD FOR DETERMINING THE POSITION OF IMPACTS
A method for determining the position of impacts on an object comprising two acoustic sensors, and N active areas of said object, comprises the steps of: (a) receiving two acoustic signals S1(t)... 

US20090285551 
Systems and Methods for Identifying PreInserted and/or Potential Advertisement Breaks in a Video Sequence
The present disclosure relates to systems and methods for identifying advertisement breaks in digital video files. Generally, an advertisement break identification module receives a digital video... 

US20080172435 
FEMTOSECOND SPECTROSCOPY USING MINIMUM OR MAXIMUM PHASE FUNCTIONS
A method determines a transient response of a sample. The method includes providing a measured magnitude of the Fourier transform of a complex electric field temporal profile of a pulse sequence... 

US20070208794 
Conflictfree memory for fast walsh and inverse fast walsh transforms
An address generation component performs inplace address assignments and memoryselection circuitry provides a specific pattern of data storage to avoid memory conflicts that may occur during a... 

US20140330879 
BIPHASIC APPLICATIONS OF REAL & IMAGINARY SEPARATION, AND REINTEGRATION IN THE TIME DOMAIN
A signal is decomposed into different components using a transform, with the components then being separately presented to a person in a manner that produces a different cognitive experience than... 

US20140164455 
BIPHASIC APPLICATIONS OF REAL & IMAGINARY SEPARATION, AND REINTEGRATION IN THE TIME DOMAIN
A signal is decomposed into different components using a transform, with the components then being separately presented to a person in a manner that produces a different cognitive experience than... 

US20080114822 
Enhancement of extraction of film thickness from xray data
A method embodiment of the present method and apparatus may comprise: transforming raw data into flattened data; taking a first derivative of the flattened data to produce derivate data; and... 

US20080170219 
Methods, systems, and computer program products for performing realtime quadrature projection based Fourier domain optical coherence tomography
Methods, systems, and computer program products for performing realtime quadrature projection based FDOCT are disclosed. According to one method, a plurality of interferogram signals is phase... 

US20080126461 
SIGNAL PROCESSING SYSTEM EMPLOYING TIME AND FREQUENCY DOMAIN PARTITIONING
The present invention relates to a method for processing a digital input signal by a Finite Impulse Response, FIR, filtering means, comprising partitioning the digital input signal at least partly... 

US20090309725 
SYSTEMS AND METHODS FOR SECURITY BREACH DETECTION
A system for detecting and classifying a security breach may include at least one sensor configured to detect seismic vibration from a source, and to generate an output signal that represents the... 

US20090157786 
METHOD AND APPARATUS FOR A FAIL SAFE FOURIER TRANSFORM MATRIX
A base station transmitter for maintaining data rate transmission between a set of Fourier Transform matrices, having a digital Fourier Transform Matrix (FTM), and analog FTM, and a plurality of... 

US20080215655 
Multicarrier transmission process and system in a difficult environment with optimisation of emission power
The invention proposes a data transmission process, from a first unit (1) situated at a predetermined depth of an oil well to a second unit (2) situated at the surface of this well, the process... 

US20110270905 
METHOD AND DEVICE FOR PERFECTLY INCOHERENT SAMPLING TO A HAAR DOMAIN
The present invention relates to a method for converting a signal, including the steps of: providing a first representation of the signal in a first domain; converting the first representation of... 

US20140089365 
OBJECT DETECTION METHOD, OBJECT DETECTOR AND OBJECT DETECTION COMPUTER PROGRAM
Object detection receives an input image to detect an object of interest. It determines feature matrices based on the received image, wherein each matrix represents a feature of the received... 

US20070276894 
Process And Device For Determining A Transforming Element For A Given Transformation Function, Method And Device For Transforming A Digital Signal From The Time Domain Into The Frequency Domain And Vice Versa And Computer Readable Medium
According to the process for determining a transform element for a given transformation function, which transformation function comprises a transformation matrix and corresponds to a... 

US20110090100 
TRANSFORMING SIGNALS USING PASSIVE CIRCUITS
Passive signal combiners are employed to transform at least one signal from one domain to another. In some aspects the transformation comprises an NFL an IFFT, a DFT, or an IDFT. In some... 

US20090164542 
METHOD FOR CALCULATING COEFFICIENTS OF FILTER AND METHOD FOR FILTERING
A method for calculating coefficients of a filter and a method for filtering are provided. The invention directly factorizes a specific function in a cepstrum domain by spectral factorization and... 

US20080071719 
Action efficiency support apparatus and method
An action efficiency support apparatus includes a detection unit, a storage unit, a calculation unit and a judgment unit. The detection unit detects an activity to acquire activity information.... 

US20080052334 
ORIGINAL DATA PRODUCING METHOD AND ORIGINAL DATA PRODUCING PROGRAM
A twodimensional transmission cross coefficient is obtained based on a function representing a light intensity distribution formed by an illumination apparatus on a pupil plane of the projection... 

US20140164460 
DIGITAL SIGNAL PROCESSING APPARATUS AND PROCESSING METHOD THEREOF
A digital signal processing apparatus and a digital signal processing method are provided. The digital signal processing apparatus includes a memory, a control logic unit, a butterfly arithmetic... 

US20140122553 
Vector NCO and Twiddle Factor Generator
A method and apparatus may be used to generate complex exponentials for either frequency domain or time domain applications by programming input parameter values into a complex exponential vector... 

US20090094305 
System for Displaying Spectral Trends in Complex Signals
A method for displaying changes in spectral content of data signals over periods of time using a computer system. The method includes the steps of transforming time segments of digitized data... 

US20090267603 
System and method for synthesizing crossing ADC distributions via reassembly of multiple kspaces
A method for synthesizing crossing ADC distributions via reassembly of multiple kspaces is disclosed. The method includes the steps of scanning a test object having a plurality of anisotropic... 

US20100030830 
Method of predicting of signal processes via separation on bandlimited and highfrequency components
A method of prediction is suggested for the characteristics of future values of processes that can be expressed as integrals over future times with different weight functions (kernels), or as... 

US20120294420 
ANALYZING METHOD OF PHASE INFORMATION, ANALYZING PROGRAM OF THE PHASE INFORMATION, STORAGE MEDIUM, AND XRAY IMAGING APPARATUS
An analyzing method for deriving phase information by analyzing a periodic pattern of moiré comprises steps of: subjecting at least a part of the periodic pattern of moiré to a windowed Fourier... 

US20110264724 
Apparatus, Methods, and HDL Code for Determining the Coefficients of a Function With Decreased Latency
The present invention provides apparatus, methods, and computer program products that can decrease the latency with which the coefficients of a function representative of signal are determined... 

US20100190198 
ASYMMETRIC SYSTEMS
Among other things, a combination comprises interaction with a system that has a perturbation. In such perturbed system, a nondirectional input is applied to a first variable of the system. Based... 

US20080228844 
Method of Enhancing Spectral Data
A method of enhancing spectral data such as a frequency, wavelength or mass spectrum comprises applying an inverse Fourier Transform to the data in the frequency, wavelength or mass spectrum,... 

US20080140659 
APPARATUS AND METHOD FOR COMPARING PROTEIN STRUCTURE USING 3D RDA AND FOURIER DESCRIPTOR
Provided is an apparatus and method for comparing a protein structure, which can search a protein similar to an inquiry protein in a 3D protein database in real time by describing a feature of a... 

US20110119038 
PARALLEL COMPUTING SYSTEM THAT PERFORMS SPHERICAL HARMONIC TRANSFORMS, AND CONTROL METHOD AND CONTROL PROGRAM FOR PARALLEL COMPUTING SYSTEM
A parallel computing system that performs simulation of a sphere by using a spherical harmonic function, and comprises a plurality of computing nodes interconnected with each other via a... 

US20150220486 
METHOD AND APPARATUS FOR LOW COMPLEXITY SPECTRAL ANALYSIS OF BIOSIGNALS
A method and device for reducing the computational complexity of a processing algorithm, of a discrete signal, in particular of the spectral estimation and analysis of biosignals, with minimum or... 

US20090254317 
SYSTEMS AND METHODS FOR HIGHLY EFFICIENT BIT ERROR RATE MODELING IN QUASILINEAR COMMUNICATION NETWORKS
The present invention provides systems and methods for highly efficient bit error rate (BER) modeling in quasilinear communication networks. In the present invention, nonlinear noise is treated... 

US20060235918 
Apparatus and method to form a transform
An apparatus, in some embodiments, includes a oneport memory and a transform unit coupled to the oneport memory. A method, in some embodiments, includes interleaving reading data points for a... 

US20100121793 
PATTERN GENERATION METHOD, PATTERN GENERATION APPARATUS, AND PROGRAM
Disclosed is an apparatus that generates automatically a characteristic pattern in time series data by clustering a plurality of time series subsequences generated from the time series data. The... 

US20090216137 
METHOD AND APPARATUS FOR SPECTRUM ESTIMATION
The invention relates to a method for transforming physiological data from the time domain to the frequency domain. The method includes the steps of: providing a plurality of digital data in the... 

US20130159368 
Method and Apparatus for Calculating an NPoint Discrete Fourier Transform
Described embodiments provide an apparatus for calculating an Npoint discrete Fourier transform of an input signal having multiple sample values. The apparatus includes at least one input... 

US20100325184 
DIGITAL SIGNAL PROCESSING APPARATUS AND DIGITAL SIGNAL PROCESSING METHOD
A digital signal processing apparatus includes a frame generator configured to generate a plurality of frames from a row of sample data of a timedomain, a part of each frame overlapping with... 