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Class Information
Number: 367/38
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Land-reflection type > Signal analysis and/or correction
Description: Subject matter wherein various electrical signals representative of the detected acoustic waves or constituents of such signals are distinguished from one another or from other kinds of signals (e.g., noise) and/or wherein the information or intelligence contained in such signals pertaining to the characteristics or location of the discontinuity is identified.










Sub-classes under this class:

Class Number Class Name Patents
367/47 Amplitude 119
367/58 By receiver pattern arrangement 61
367/59 Compositing system 93
367/43 Filters 140
367/49 Frequency 98
367/65 Gain control 41
367/64 Optical processing 14
367/56 Particular source-receiver array 123
367/48 Phase 54
367/39 Random signal correlation 38
367/40 Received correlation 103
367/42 Standard correlation 25
367/50 Timing correction 119
367/55 Timing mark generation 26
367/41 Transmitted correlation 98


Patents under this class:
1 2 3 4 5 6 7 8

Patent Number Title Of Patent Date Issued
8705315 Simultaneous wavelet extraction and deconvolution in the time domain Apr. 22, 2014
8693283 Estimation of time shift based on multi-vintage seismic data Apr. 8, 2014
8687463 Method for processing at least two sets of seismic data Apr. 1, 2014
8688757 Method and system of subsurface horizon assignment Apr. 1, 2014
8681583 Method for calculating spatial and temporal distribution of the Gutenberg-Richter parameter for induced subsurface seismic events and its application to evaluation of subsurface formations Mar. 25, 2014
8670288 Velocity model for well time-depth conversion Mar. 11, 2014
8644110 Methods and systems for spurious cancellation in seismic signal detection Feb. 4, 2014
8630146 Method and apparatus for estimating formation permeability and electroacoustic constant of an electrolyte-saturated multi-layered rock taking into account osmosis Jan. 14, 2014
8619498 Device and method for calculating 3D angle gathers from reverse time migration Dec. 31, 2013
8620082 Sonar image texture segmentation Dec. 31, 2013
8614929 Method for interpreting repetitive seismic data considering seismic frequency band in the evaluation of pore pressures Dec. 24, 2013
8614930 System and method for seismic data modeling and migration Dec. 24, 2013
8611184 Method for estimating absorption parameter Q(T) Dec. 17, 2013
8612158 Seismic interference noise elimination Dec. 17, 2013
8605544 Hybrid seismic sensor network Dec. 10, 2013
8599644 Velocity models for a single well and for a set of wells Dec. 3, 2013
8599643 Joint structural dip removal Dec. 3, 2013
8576662 Interpolation and/or extrapolation of seismic data Nov. 5, 2013
8570831 Wavefield extrapolation modeling for internal multiple prediction Oct. 29, 2013
8559270 Method for separating independent simultaneous sources Oct. 15, 2013
8553498 Q tomography method Oct. 8, 2013
8553496 Seismic source separation Oct. 8, 2013
8553499 Migration-based illumination determination for AVA risk assessment Oct. 8, 2013
8547788 Methods for making acoustic anisotropy logging while drilling measurements Oct. 1, 2013
8542554 Method for velocity model building and analysis Sep. 24, 2013
8509027 Continuous adaptive surface wave analysis for three-dimensional seismic data Aug. 13, 2013
8498177 Determining a position of a geological layer relative to a wavelet response in seismic data Jul. 30, 2013
8483009 Characterizing spatial variability of surface waves in seismic processing Jul. 9, 2013
8483964 Estimating reservoir properties from 4D seismic data Jul. 9, 2013
8467267 Asynchronous operation of seismic sources in a seismic survey Jun. 18, 2013
8451683 Method for determining the fluid/pressure distribution of hydrocarbon reservoirs from 4D seismic data May. 28, 2013
8451685 Time reverse reservoir localization May. 28, 2013
8451687 Imaging with vector measurements May. 28, 2013
8451684 Surface wave mitigation in spatially inhomogeneous media May. 28, 2013
8441890 Removing ground-roll from geophysical data using source-receiver interferometry May. 14, 2013
8441891 Seismic data acquisition and processing quality control May. 14, 2013
8427902 Method for monitoring a subsoil zone, particularly during simulated fracturing operations Apr. 23, 2013
8427903 Method for monitoring a subsoil zone using a plurality of correlated traces, particularly during simulated fracturing operations Apr. 23, 2013
8422335 Apparatus and method for imaging subsurface structure of target area by using waveform inversion Apr. 16, 2013
8407007 Anisotropic depth velocity model estimation above the receiver array in walkaway or 3D VSP data Mar. 26, 2013
8395966 Separating seismic signals produced by interfering seismic sources Mar. 12, 2013
8391103 Method for accentuating specular and non-specular seismic events from within shallow subsurface rock formations Mar. 5, 2013
8392108 Apparatus and method for allocating a current measurement value for a geographical position to a map object Mar. 5, 2013
8369183 Analysis of fracture networks Feb. 5, 2013
8360144 Method for geophysical and stratigraphic interpretation using waveform anomalies Jan. 29, 2013
8363509 Method for building velocity models for pre-stack depth migration via the simultaneous joint inversion of seismic, gravity and magnetotelluric data Jan. 29, 2013
8358561 Bayesian DHI for seismic data Jan. 22, 2013
8358562 Measuring and modifying directionality of seismic interferometry data Jan. 22, 2013
8339897 Automatic dispersion extraction of multiple time overlapped acoustic signals Dec. 25, 2012
8340912 Seismic attributes for structural analysis Dec. 25, 2012

1 2 3 4 5 6 7 8










 
 
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