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Systems and methods for randomizing firing times of simultaneous sources in marine surveys
RG Van Borselen, RH Baardman - US Patent 10,359,528, 2019 - Google Patents
Computational systems and methods for randomizing the order in which multiple sources
are fired in simultaneous source acquisition are described. In one aspect, pseudo randomly …
are fired in simultaneous source acquisition are described. In one aspect, pseudo randomly …
Combined seismic and electromagnetic survey configurations
RJ Adams, BM Cameron, AS Long - US Patent 10,379,256, 2019 - Google Patents
(57) ABSTRACT A method and apparatus for marine surveying including towing an
electromagnetic source having an electromagnetic cross-talk zone and an entanglement …
electromagnetic source having an electromagnetic cross-talk zone and an entanglement …
Methods and systems for quantifying coherency and constraining coherency-based separation in simultaneous shooting acquisition
RH Baardman - US Patent 10,670,757, 2020 - Google Patents
This sure presents methods and systems for deblend ing blended seismic data obtained
during simultaneous shooting acquisition into deblended seismic data gathers. Methods and …
during simultaneous shooting acquisition into deblended seismic data gathers. Methods and …
Staggered source array configuration system and method
T Mensch - US Patent 10,139,511, 2018 - Google Patents
Method and system for acquiring seismic data. The marine seismic acquisition system
includes a first vessel that fol lows an inline direction (X); a first source array (S1) configured …
includes a first vessel that fol lows an inline direction (X); a first source array (S1) configured …
Marine vibrator directive source survey
Marine seismic surveys, including ocean bottom surveys, utilizing marine vibrator arrays that
are capable of being driven in anti-phase to produce a directional source gradient. Marine …
are capable of being driven in anti-phase to produce a directional source gradient. Marine …
Device and method for deblending simultaneous shooting data using an iterative approach
C Peng, B Liu, A Khalil, G Poole - US Patent 10,386,518, 2019 - Google Patents
ABSTRACT A device, medium and method for deblending seismic data associated with a
subsurface of the earth. The method includes a step of receiving seismic data S recorded …
subsurface of the earth. The method includes a step of receiving seismic data S recorded …
Removal of acquisition effects from marine seismic data
DF Halliday - US Patent 10,996,359, 2021 - Google Patents
Marine seismic data can be processed to remove or reduce two or more source side
acquisition effects jointly when 1) the effects are placed in the same data domain as the …
acquisition effects jointly when 1) the effects are placed in the same data domain as the …
Wavefield reconstruction
(57) ABSTRACT A technique for reconstructing a seismic wavefield includes receiving data
over one or more channels of a plurality of channels from a plurality of stations. The data is …
over one or more channels of a plurality of channels from a plurality of stations. The data is …
Correction of sea surface state
P LeCocq, ET Hodges, MA Sedhom - US Patent 10,598,807, 2020 - Google Patents
A method for correction of a sea surface state can include receiving geophysical data from a
seismic survey, wherein the seismic survey utilizes a plurality of receivers disposed in a …
seismic survey, wherein the seismic survey utilizes a plurality of receivers disposed in a …
Simultaneous source acquisition and separation on general related sampling grids
Methods are described for separating the unknown contri butions of two or more sources
from a commonly acquired set of wavefield signals representing a wavefield where the …
from a commonly acquired set of wavefield signals representing a wavefield where the …