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Class Information
Number: 367/50
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Land-reflection type > Signal analysis and/or correction > Timing correction
Description: Subject matter having means to correct or control the timing of the various signals in order to compensate for undesired influences of differences in acoustic wave paths.

Sub-classes under this class:

Class Number Class Name Patents
367/51 Dynamic timing correction 59
367/53 For dip 87
367/54 For weathering layer 32

Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8614578 Attenuation of electromagnetic signals passing through conductive material Dec. 24, 2013
8594939 Method for calibrating seismic imaging velocities Nov. 26, 2013
8594962 Distributing a clock in a subterranean survey data acquisition system Nov. 26, 2013
8559270 Method for separating independent simultaneous sources Oct. 15, 2013
8395967 Vector migration of virtual source VSP data Mar. 12, 2013
8385151 Reverse time migration with absorbing and random boundaries Feb. 26, 2013
8295124 Method for separating independent simultaneous sources Oct. 23, 2012
8228757 Synchronization of modules in a wireless array Jul. 24, 2012
8218394 Method for imaging the earths subsurface using passive seismic interferometry and adaptive velocity filtering Jul. 10, 2012
8203907 Updating velocity models using migration velocity scans Jun. 19, 2012
8139440 Spectral conditioning for surface seismic data Mar. 20, 2012
8125848 Acoustic logging-while-drilling tools having a hexapole source configuration and associated logging methods Feb. 28, 2012
8121791 Spectral shaping inversion and migration of seismic data Feb. 21, 2012
8116168 Hybrid one-way and full-way wave equation migration Feb. 14, 2012
7894299 Converted mode seismic survey design Feb. 22, 2011
7870169 Method for enabling traceability and recovery from errors during migration of software applications Jan. 11, 2011
7746726 Method for processing borehole seismic data Jun. 29, 2010
7693006 Vector migration of 1st order free-surface related downgoing multiples from VSP data Apr. 6, 2010
7660201 Autonomous seismic data acquisition unit Feb. 9, 2010
7626887 Displacement field calculation Dec. 1, 2009
7609585 Method for sub-salt migration velocity analysis Oct. 27, 2009
7583560 Synchronization of seismic data acquisition systems Sep. 1, 2009
7525874 Method for converting seismic data from the time domain to the depth domain Apr. 28, 2009
7508736 Vector migration of 1st order free-surface related downgoing multiples from VSP data Mar. 24, 2009
7505360 Fast 3-D surface multiple prediction Mar. 17, 2009
7460437 Seismic data processing method and system for migration of seismic signals incorporating azimuthal variations in the velocity Dec. 2, 2008
7447113 Kirchhoff prestack time migration method for PS waves Nov. 4, 2008
7436735 Method for seismic processing, in particular for compensating birefringence on seismic traces Oct. 14, 2008
7414919 Method for improving the seismic resolution Aug. 19, 2008
7400553 One-return wave equation migration Jul. 15, 2008
7397728 Method for processing a record of seismic traces Jul. 8, 2008
7388808 Method for depth migrating seismic data using pre-stack time migration, demigration, and post-stack depth migration Jun. 17, 2008
7359284 Method for processing borehole seismic data Apr. 15, 2008
7355923 Seismic analysis using post-imaging seismic anisotropy corrections Apr. 8, 2008
7345951 Method of determining specular information after prestack seismic imaging Mar. 18, 2008
7321526 Method and apparatus for water velocity decomposition Jan. 22, 2008
7196969 Three-dimensional two-way acoustic wave equation pre-stack imaging systems and methods Mar. 27, 2007
7167414 Amplitude preserving prestack migration method Jan. 23, 2007
7099417 Trace video filtering using wavelet de-noising techniques Aug. 29, 2006
7085195 Method for detecting earth formation fractures by seismic imaging of diffractors Aug. 1, 2006
7065004 Horizon-based residual depth migration velocity analysis Jun. 20, 2006
6985405 Method for stable estimation of anisotropic parameters for P-wave prestack imaging Jan. 10, 2006
6982928 Seismic P-wave velocity derived from vibrator control system Jan. 3, 2006
6956790 Borehole sonic data processing method Oct. 18, 2005
6898148 Multi-step receiver-motion compensation May. 24, 2005
6898147 System for estimating azimuthal variations in seismic data May. 24, 2005
6826501 Method and apparatus for estimating water bottom reflection time difference Nov. 30, 2004
6757217 Method for time-aligning multiple offset seismic data volumes Jun. 29, 2004
6747915 Seismic imaging a subsurface formation Jun. 8, 2004
6208587 Method of detecting seismic events and for detecting and correcting geometry and statics error in seismic data Mar. 27, 2001

1 2 3

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