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Class Information
Number: 367/52
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Land-reflection type > Signal analysis and/or correction > Timing correction > Dynamic timing correction > Normal moveout
Description: Subject matter wherein the undesired influence is due to variations in the transmitter-to-distance.

Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8547792 Processing seismic data Oct. 1, 2013
8144543 Seismic data processing method for RMO picking Mar. 27, 2012
8139441 Method for bispectral picking of anelliptical NMO correction parameters Mar. 20, 2012
7889599 Method for bispectral picking of anelliptical NMO correction parameters Feb. 15, 2011
7804739 Seismic data processing method for RMO picking Sep. 28, 2010
7804740 Processing seismic data using interferometry techniques Sep. 28, 2010
7796468 Prediction of shallow drilling hazards using seismic refraction data Sep. 14, 2010
7778110 Processing seismic data representative of the acceleration wavefield Aug. 17, 2010
7663972 Method for three dimensional seismic travel time tomography in transversely isotropic media Feb. 16, 2010
7660202 PP/PS event matching (registration) Feb. 9, 2010
7505360 Fast 3-D surface multiple prediction Mar. 17, 2009
7447115 Processing seismic data using interferometry techniques Nov. 4, 2008
7433265 Converted wave energy removal from seismic data Oct. 7, 2008
7388808 Method for depth migrating seismic data using pre-stack time migration, demigration, and post-stack depth migration Jun. 17, 2008
7355923 Seismic analysis using post-imaging seismic anisotropy corrections Apr. 8, 2008
7315783 Traveltime calculation in three dimensional transversely isotropic (3D TI) media by the fast marching method Jan. 1, 2008
7230879 Method and apparatus for true relative amplitude correction of seismic data for normal moveout stretch effects Jun. 12, 2007
7167414 Amplitude preserving prestack migration method Jan. 23, 2007
7154812 Method for retrieving local near-surface material information Dec. 26, 2006
7065004 Horizon-based residual depth migration velocity analysis Jun. 20, 2006
6996028 Velocity analysis on seismic data Feb. 7, 2006
6985405 Method for stable estimation of anisotropic parameters for P-wave prestack imaging Jan. 10, 2006
6967898 Method of processing vertical seismic profile data using effective VTI models Nov. 22, 2005
6898148 Multi-step receiver-motion compensation May. 24, 2005
6798714 Method of performing stretch-free normal moveout (NMO) and stacking of seismic traces Sep. 28, 2004
6757217 Method for time-aligning multiple offset seismic data volumes Jun. 29, 2004
6757216 Method for post processing compensation of amplitude for misaligned and misstacked offset seismic data Jun. 29, 2004
6091669 Method of determining, displaying and using the relative changes of elastic modulus and density of underground rock Jul. 18, 2000
6058074 Method and system for detecting hydrocarbon reservoirs using amplitude-versus-offset analysis with improved measurement of background statistics May. 2, 2000
6026057 Method and system for correcting for offset-dependent directivity effects in seismic survey signals Feb. 15, 2000
5999487 Seismic reflection data acquisition and processing method and device for prospecting in tectonically complex environments Dec. 7, 1999
5999488 Method and apparatus for migration by finite differences Dec. 7, 1999
5991237 Method for the determination of migration velocities in seismic processing Nov. 23, 1999
5982706 Method and system for determining normal moveout parameters for long offset seismic survey signals Nov. 9, 1999
5978314 Method for determining seismic velocities Nov. 2, 1999
5970023 Reducing aliasing artifacts in seismic data processing using sharpened (TAU-P-Q) transforms Oct. 19, 1999
5933789 Method and system for applying dispersive normal moveout corrections to seismic survey signals Aug. 3, 1999
5719822 Seismic data radon dip moveout method Feb. 17, 1998
5684754 Method and system for correcting seismic traces for normal move-out stretch effects Nov. 4, 1997
5663928 Method for analysing and processing seismic reflection data for the determination of a high resolution spatial velocity field for hyperbolicity correction Sep. 2, 1997
5596546 Spatially distributed signal sampling method Jan. 21, 1997
5555530 Method for improving signal to noise ratio Sep. 10, 1996
5544126 System and method of seismic shot-record migration Aug. 6, 1996
5521881 Method of processing seismic data having multiple reflection noise May. 28, 1996
5515335 Seismic trace overburden correction method May. 7, 1996
5440525 Seismic data hydrocarbon indicator Aug. 8, 1995
5297108 Seismic velocity estimation method Mar. 22, 1994
5285422 Method for compensating 3D DMO for the effects of an inhomogeneous earth Feb. 8, 1994
5237538 Method for removing coherent noise from an array of seismic traces Aug. 17, 1993
5197039 Methods for processing seismic data Mar. 23, 1993

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