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9043155 Matching pursuit-based apparatus and technique to construct a seismic signal using a predicted energy distribution  
A technique includes processing seismic data indicative of samples of at least one measured seismic signal in a processor-based machine to, in an iterative process, determine basis functions,...
9014985 System and method for compensating time and offset varying near-surface effects in seismic data background  
A system for and computer implemented method for transforming seismic trace information includes obtaining seismic trace information for each trace, the seismic trace information including shot to...
8977503 Method for stabilization of low frequencies in tau-p domain filtering and deconvolution  
Apparatuses and methods for collecting and analyzing seismic data (D) include a frequency dependent noise factor (ε2) for stabilizing a transformation matrix (S). The noise factor (ε2) is a...
8976625 Optimization approach to Q-factor estimation from VSP data  
A zero-offset VSP survey is carried out with spaced apart receivers located in a vertical wellbore. Spectra of the signals at the receivers following wavefield separation are estimated. An...
8965706 Noise filtering of seismit data  
Adaptive filtering method to remove ground roll from seismic data. In an M channel adaptive filter, weights Wi are set using an adaptive algorithm based on seeking the minimum in the partial...
8958267 Seismic true estimated wavelet  
The invention relates to processing seismic data that includes signals from at least two sources and typically three or four sources where source separation is necessary for geophysical analysis....
8954282 Autonomic seismic data processing  
Implementations of various technologies for a method for processing seismic data. In one implementation, the method may include receiving a record of seismic data. The record of seismic data may...
8924158 Seismic acquisition system including a distributed sensor having an optical fiber  
A seismic acquisition system includes a distributed optical sensor (having an optical fiber) and an interrogation subsystem configured to generate a light signal to emit into the optical fiber....
8909480 Seismic data filtering based on vibrator-coupled ground model  
A vibrator-coupled ground filter improves seismic data recorded during a seismic operation. This filter is based on a ground model that takes into consideration the vibrator system, the coupling...
8898020 Method for time picking and orientation of three-component seismic signals in wells  
A method, having application to petroleum exploration or production, for picking the arrival time of seismic waves and use thereof for orienting the components of a multi-component sensor. After...
8886489 Motion detecting method and device  
In some embodiments, a motion detecting device is configured to detect whether one or more movement events have occurred. The motion detecting device can include: (a) a processing module...
8855934 Noise attenuation of seismic data  
The present invention relates to a method of filtering seismic data for noise attenuation. An embodiment of the present invention provides a method of processing seismic data in which the seismic...
8849574 System and method for perturbing an initial horizon-picking solution to follow local features of a volume  
A horizon-picking solution for a geological volume of interest is determined. To determine the horizon-picking solution, a plurality of horizons through the geological volume of interest included...
8838392 Noise attenuation in passive seismic data  
Passive seismic data is collected from measurements of seismic sensors in respective sensor assemblies, where the passive seismic data is based on measurements collected during periods when no...
8781749 Attenuating noise in seismic data  
Noise may be filtered or attenuated from seismic data by building a four-dimensional volume using the acquired seismic data and then applying a random noise attenuation filter to the...
8775091 Marine seismic surveying employing interpolated multi-component streamer pressure data  
It is described a method of interpolating and extrapolating seismic recordings, including the steps of deriving particle velocity related data from seismic recordings obtained by at least one...
8762064 Seismic image filtering machine to generate a filtered seismic image, program products, and related methods  
Seismic image filtering machines, systems, program products, and computer implemented methods are provided to generate a filtered seismic image responsive to filtered seismic image data generated...
8760965 Time lapse marine seismic surveying employing interpolated multicomponent streamer pressure data  
In a first aspect, a method for use in a time lapse, marine seismic survey includes accessing a set of acquired, multicomponent seismic data; and interpolating a set of time lapse seismic data...
8730761 Attenuating noise in seismic data  
The technologies described herein include systems and methods for reducing noise in seismic data. More specifically, implementations may determine an amount of over-sampling for a frequency range...
8712694 Combining seismic data from sensors to attenuate noise  
To perform noise attenuation for seismic surveying, a sensor assembly is deployed on a ground surface, where the sensor assembly has a seismic sensor to measure seismic waves propagated through a...
8699298 3D multiple prediction and removal using diplets  
Methods, software, and computer systems for 3D multiple prediction and removal are disclosed. The method includes determining a set of input diplets. The method includes, for one or more data...
8660798 System and method for attenuating aliasing in seismic data caused by acquisition geometry  
Seismic data representing the propagation of seismic energy through a geologic volume of interest is processed. The seismic energy propagates through the geologic volume of interest from one or...
8639443 Microseismic event monitoring technical field  
A microseismic monitoring system includes a seismic sensor positioned proximate to a wellbore traversing a formation; an orientation source producing an orientation shot; a hydraulic apparatus...
8614578 Attenuation of electromagnetic signals passing through conductive material  
The present disclosure relates to determining the attenuation of an electromagnetic signal passing through a conductive material. An antenna is provided and placed in relatively close proximity to...
8614930 System and method for seismic data modeling and migration  
A system and computer-implemented method for accounting for temporal dispersion in low-order finite difference seismic wave propagation is disclosed. An embodiment of the method includes...
8612157 Method to attenuate strong marine seismic noise  
Methods to attenuating strong marine seismic noises using singular value decomposition, determining noisiest traces and estimating noise components only from these traces, iteratively estimating...
8612158 Seismic interference noise elimination  
An automatic and robust method to attenuate seismic interference noises in marine seismic survey using multi-dimensional filters in Tau-P domain to identify and isolate seismic interference noises...
8600680 Method for eliminating spectral constraints of acquisition system and earth filtering effects  
Recorded seismic data are represented as a convolution of operators representing a reflectivity series of the earth and a seismic wavelet. The recorded seismic wavelet is represented as a...
8593907 Technique and system to cancel noise from measurements obtained from a multi-component streamer  
A technique includes receiving a pressure measurement and a particle motion measurement from at least towed seismic sensor. The pressure measurement contains signal and noise. The technique...
8594937 Continuous gravity survey of a borehole  
Gravity measurements from a borehole gravity survey are obtained by continuously moving the gravity meter within the borehole. Movement-induced acceleration errors are quantified and subtracted...
8571800 User interactive actual time networked survey system  
A method for providing user interactive actual time networked surveying is disclosed. In one embodiment, a network connection is established between a survey instrument and a central computing...
8559266 Seismic processing for the elimination of multiple reflections  
Seismic processing method, in which, in order to eliminate multiple reflections on seismic data, seismic data are migrated in time or in depth (110) arid the data thus migrated are processed to...
8553498 Q tomography method  
Method for reconstructing subsurface Q models (110) from seismic data (10) by performing ray-based (60), centroid frequency shift (50) Q tomography. The seismic source waveform's amplitude...
8530828 Systems and methods for reducing noise from mass spectra  
A plurality of scans of a sample are performed, producing a plurality of mass spectra. Neighboring mass spectra of the plurality of mass spectra are combined into a collection of mass spectra...
8521437 Spatial interpolation of irregularly spaced seismic data  
A method for spatially interpolating pressure values of seismic data uses known values of pressure and spatial derivatives of pressure at a plurality of irregularly spaced locations along the...
8483009 Characterizing spatial variability of surface waves in seismic processing  
Embodiments use seismic processing methods that account for the spatial variability of surface wave velocities. Embodiments analyze surface wave properties by rapidly characterizing spatial...
8483964 Estimating reservoir properties from 4D seismic data  
Method for deriving a reservoir property change data volume from time shifts used to time-align 4D seismic survey data (31). The time alignment is performed on at least one angle stack of 4D data...
8478531 Dip-based corrections for data reconstruction in three-dimensional surface-related multiple prediction  
A best fitting trace in seismic data is determined for a desired trace to be reconstructed. A dip-based correction is calculated per trace and per sample for differences in azimuth, common...
8473264 Geophysical data processing systems  
A method of processing geophysical data including at least measured potential field data from a potential field survey of a surveyed region of the earth to provide a representation of the geology...
8472282 Method and apparatus for acoustic data transmission in a subterranean well  
The disclosure describes a method and apparatus for effectively communicating data along an acoustic transmission path. The method comprises driving an acoustic transmitter to send a data signal...
8467265 Interpolation and deghosting of seismic data acquired in the presence of a rough sea  
A technique for processing seismic data acquired in a seismic survey conducted in the presence of a rough sea includes receiving a first dataset that is derived from data acquired by a first set...
8451684 Surface wave mitigation in spatially inhomogeneous media  
Embodiments are directed to systems and methods (200, 300) that enable spatial variability of surface waves to be accounted for in dispersion correction in seismic data processing. This yields...
8451685 Time reverse reservoir localization  
A method and system for processing synchronous array seismic data includes acquiring synchronous passive seismic data from a plurality of sensors to obtain synchronized array measurements. A...
8447524 Method for geophysical and geological interpretation of seismic volumes using chronological panning  
A computer-implemented method is provided for searching and analyzing a seismic data volume acquired in a seismic survey to determine potential for hydrocarbon accumulations in an associated...
8417458 Removing ground-roll from geophysical data  
A method for processing geophysical data. The method includes generating a model from geophysical data acquired at a receiver location and one or more boundary receiver locations. After generating...
8396668 Marine seismic surveying employing interpolated multicomponent streamer pressure data  
It is described a method of interpolating and extrapolating seismic recordings, including the steps of deriving particle velocity related data from seismic recordings obtained by at least one...
8380440 3D residual binning and flatness error correction  
A method for processing seismic data. The method may include splitting the seismic data into multiple datasets according to one or more offsets; determining a first shift amount in three or more...
8352190 Method for analyzing multiple geophysical data sets  
An exemplary embodiment of the present invention provides a method for interpolating seismic data. The method includes collecting seismic data of two or more types over a field (401), determining...
8352192 Method for performing constrained polarization filtering  
An exemplary method for filtering multi-component seismic data is provided. One or more characteristics of the seismic data corresponding to a relative manifestation of surface wave noise on the...
8340792 System and method for dynamically adjusting patient therapy  
A system and method of managing therapy provided to patients in an institution. The system monitors all aspects of the medication delivery to a patient, as well as other information related to the...