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Class Information
Number: 367/22
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Offshore prospecting > Signal processing > Transducer output weighting
Description: Subject matter wherein the electric signal outputs of two or more acoustic wave detectors responding to the same acoustic wave input are made to differ from one another by a certain amount.










Patents under this class:

Patent Number Title Of Patent Date Issued
8593907 Technique and system to cancel noise from measurements obtained from a multi-component streamer Nov. 26, 2013
8559266 Seismic processing for the elimination of multiple reflections Oct. 15, 2013
8311745 Method for spatial filtering of electromagnetic survey data Nov. 13, 2012
8090539 Method for spatial filtering of electromagnetic survey data Jan. 3, 2012
7835224 Reconstructing low frequency data recordings using a spread of shallow and deep streamers Nov. 16, 2010
7031223 Method for correcting seismic data for receiver movement during data acquisition Apr. 18, 2006
6891776 Vibrator sweep shaping method May. 10, 2005
6678207 Trapped water bottom multiple and peg-leg multiple suppression for ocean bottom seismic data Jan. 13, 2004
6246637 Method and system for combining three component seismic data Jun. 12, 2001
6021090 Horizontal and vertical receiver-consistent deconvolution for an ocean bottom cable Feb. 1, 2000
5991238 Weighted backus filter method of combining dual sensor traces Nov. 23, 1999
5696734 Method and system for eliminating ghost reflections from ocean bottom cable seismic survey signals Dec. 9, 1997
5621700 Method for attenuation of reverberations using a pressure-velocity bottom cable Apr. 15, 1997
5621699 Apparatus and method of calibrating vertical particle velocity detector and pressure detector in a sea-floor cable with in-situ passive monitoring Apr. 15, 1997
5528555 System and method for compensating for towed array motion induced errors Jun. 18, 1996
5511008 Process and apparatus for extracting a useful signal having a finite spatial extension at all times and which is variable with time Apr. 23, 1996
5442591 Method for adaptively suppressing noise transients in summed co-sensor seismic recordings Aug. 15, 1995
5148406 Method for simultaneous collection of seismic data from shallow and deep targets Sep. 15, 1992
5030913 Multiple sensor magnetometer with temporal noise rejection and controllable spatial response on a moving platform Jul. 9, 1991
4918668 Marine vibrator tuneable array Apr. 17, 1990
4751687 Methods of reducing harmonic distortion in continuous wave seismic exploration Jun. 14, 1988
4744064 Method and apparatus for seismic exploration May. 10, 1988
4538251 Marine seismic streamer cable for providing selectable detector array connections Aug. 27, 1985
4509149 Directional long array for logging vertical boundaries Apr. 2, 1985
4276620 Method and apparatus for obtaining a composite field response _to a variable source array using weighting coefficients Jun. 30, 1981
4254480 Frequency independent directionally sensitive array in seismic surveying Mar. 3, 1981
4253164 Multi-purpose seismic transducer Feb. 24, 1981
4011539 Seismic detector arrays Mar. 8, 1977
3939468 Differential charge amplifier for marine seismic applications Feb. 17, 1976











 
 
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