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Class Information
Number: 367/61
Name: Communications, electrical: acoustic wave systems and devices > Seismic prospecting > Land-reflection type > Signal analysis and/or correction > Compositing system > Beam steering
Description: Subject matter wherein information or intelligence from a certain direction is emphasized in the composite signal by delaying the signals from certain receivers.










Patents under this class:

Patent Number Title Of Patent Date Issued
8705316 Passive seismic data acquisition and processing using multi-level sensor arrays Apr. 22, 2014
8494815 Method of designing a sound waveguide surface Jul. 23, 2013
8400874 Method for combined active source and passive seismic imaging for subsurface fluid movement mapping and formation characterization Mar. 19, 2013
8206305 Multi-twisted acoustic array for medical ultrasound Jun. 26, 2012
8077547 Method and apparatus for seismic exploration Dec. 13, 2011
7724608 Passive reflective imaging for visualizing subsurface structures in earth and water May. 25, 2010
6788619 Concentrating seismic energy in a selected target point in an underground formation Sep. 7, 2004
6028822 Configuration of source and receiver lines for 3-dimensional seismic acquisition Feb. 22, 2000
5640368 Migration velocity analysis using limited-aperture and monte carlo migration Jun. 17, 1997
5535176 Method and system for sensing with an active acoustic array Jul. 9, 1996
5241514 Identifying, characterizing, and mapping of seismic noise Aug. 31, 1993
4987561 Seismic imaging of steeply dipping geologic interfaces Jan. 22, 1991
4878205 Method of analyzing the structure of a medium, particularly useful for seismic prospecting Oct. 31, 1989
4866659 Method for selection of mining and drilling sites using synthesized three dimensional seismic data Sep. 12, 1989
4847813 Method for extending the lateral subsurface coverage in VSP surveys Jul. 11, 1989
4672545 Method and apparatus for synthesizing three dimensional seismic data Jun. 9, 1987
4644508 Method and apparatus for selectively reinforcing detected seismic waves Feb. 17, 1987
4509149 Directional long array for logging vertical boundaries Apr. 2, 1985
4405999 Method for collecting and generating composite trace signals with improved signal to noise ratios Sep. 20, 1983
4403313 Process and an apparatus for seismic geophysics with processing by focuses Sep. 6, 1983
4363113 Seismic exploration with simulated plane waves Dec. 7, 1982
4357689 Seismic data gathering method Nov. 2, 1982
4346462 Seismic prospecting method providing for the determination of the flank dip of subterranean layers and device for carrying out the same Aug. 24, 1982
4259733 Multi-dimensional seismic imaging Mar. 31, 1981
4254480 Frequency independent directionally sensitive array in seismic surveying Mar. 3, 1981
4048612 Exploration system for cross-steering and stacking seismic data using a sawtooth traverse of shot points centrally spaced between at least a pair of linear detector spreads Sep. 13, 1977
3934220 Method of seismic exploration for penetrating diffraction barriers and/or surveying beneath obstacles Jan. 20, 1976











 
 
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