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Westerngeco Llc patents

Recent patent applications related to Westerngeco Llc. Westerngeco Llc is listed as an Agent/Assignee. Note: Westerngeco Llc may have other listings under different names/spellings. We're not affiliated with Westerngeco Llc, we're just tracking patents.

ARCHIVE: New 2018 2017 2016 2015 2014 2013 2012 2011 2010 2009 | Company Directory "W" | Westerngeco Llc-related inventors

Active steering for marine seismic sources

A seismic survey system having a source array (11) coupled to a deflector device (15) that controls the position of the source array. A positioning system unit (16) is mounted on the source array to provide a signal to a controller, informing the controller of the current position of the... Westerngeco Llc

Seismic data apparition from phase shifted sources

A technique includes towing at least one seismic source in connection with a survey of a structure; and operating the seismic source(s) to fire shots, where each shot is associated with a frequency sweep. The technique includes varying phases of the frequency sweeps from shot to shot according to a... Westerngeco Llc

Mems-based rotation sensor for seismic applications and sensor units having same

The present disclosure is directed to a MEMS-based rotation sensor for use in seismic data acquisition and sensor units having same. The MEMS-based rotation sensor includes a substrate, an anchor disposed on the substrate and a proof mass coupled to the anchor via a plurality of flexural springs. The proof... Westerngeco Llc

Gradient sensor device

A gradient sensor device includes a support structure providing a surface, and at least three particle motion sensors coupled with and/or arranged on the support structure to measure translational data in a first direction. The particle motion sensors have an arrangement that enables calculation of a spatial gradient of the... Westerngeco Llc

Travel-time objective function for full waveform inversion

Computing systems, computer-readable media, and methods for seismic processing. The method includes receiving seismic data including acquired seismic waveforms that were acquired from a seismic receiver and represent a subterranean area, generating synthetic waveforms based on an initial model of the subterranean area, determining a model error by minimizing a... Westerngeco Llc

Joint interpolation and deghosting of seismic data

Systems, methods, and computer-readable media for estimating a component of a seismic wavefield. The method may include accessing marine seismic data comprising a plurality of discrete measurements of a seismic wavefield; processing the marine seismic data to determine a relationship between a plurality of components of the seismic wavefield and... Westerngeco Llc

Storing sensor devices

To store sensor devices in a sensor storage system, the sensor devices are hanged on hangers in the sensor storage system. The sensor devices are transported through stations of the sensor storage system.... Westerngeco Llc

System and method to acquire ultra-long offset seismic data for full waveform inversion (fwi) using unmanned marine vehicle (umv)

A system and method for acquiring seismic streamer data is provided. Embodiments may include performing a marine seismic survey using an unmanned marine vessel having a power source configured to drive and provide propulsion to the unmanned marine vessel. Embodiments may further include acquiring one or more of long and... Westerngeco Llc

Multi-dimensional folding seismic sensor array

A system having an unmanned marine vessel and a multi-dimensional seismic sensor array coupled to the unmanned marine vessel. The multi-dimensional seismic sensor array is configured to acquire seismic survey data and calculate pressure gradients in multiple directions. The frame includes members that are configured to rotatably pivot with respect... Westerngeco Llc

Reconstructing impulsive source seismic data from time distributed firing airgun array data

Acquiring seismic data using time-distributed sources and converting the acquired data into impulsive data using a multiple-frequency approach. The methods are performed in frequency-source location domain, frequency-wavenumber domain, or frequency-slowness domain. The methods are applicable to single source acquisition or simultaneous source acquisition.... Westerngeco Llc

Computing rotation data using a gradient of translational data

Translational data in a first direction is measured by particle motion sensors contained in an elongated housing of a sensor device provided at an earth surface. The particle motion sensors are spaced apart along a second, different direction along a longitudinal axis of the elongated housing. Rotation data around a... Westerngeco Llc

Parallel processing seismic wavefield data

Computing systems, methods, and computer-readable media for parallel processing an electronic representation of an approximation of a seismic wavefield while preserving spectral properties is presented. The technique may include obtaining, by at least one electronic processor, data representing a seismic wavefield, identifying a plurality of conical supports for the seismic... Westerngeco Llc

System and seismic streamer control

A control system for use in a marine seismic survey is provided. The system may include one or more processors configured to receive a desired position for one or more seismic streamers during the marine seismic survey. The one or more processors may be further configured to determine a current... Westerngeco Llc

Wavefield reconstruction

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 recorded by a plurality of seismic receivers and represent measurements of properties of the seismic wavefield. Each station includes a region in... Westerngeco Llc

Geomechanical modeling using dynamic boundary conditions from time-lapse data

A method for modelling geomechanical effects in the subsurface by conditioning geomechanical model parameters to time-lapse observations. The model is driven by displacement boundary conditions derived from observed time-lapse travel time shift and time strain. The displacements at the boundaries of the model are extracted from time-lapse data, converted from... Westerngeco Llc

Wavefield generation using a seismic vibrator array

Marine seismic vibrators in a marine seismic vibrator array for use in a seismic survey are activated to produce a source gradient wavefield to survey a target structure. The seismic survey may comprise a marine seismic survey conducted in a body of water.... Westerngeco Llc

Multi-dimensional seismic sensor array

A system includes an unmanned marine vessel having a hull; a multi-dimensional seismic sensor array coupled with the hull, wherein the multi-dimensional seismic sensor array is configured to acquire seismic survey data in multiple directions; wherein the unmanned marine vessel comprises a power source configured to drive and provide propulsion... Westerngeco Llc

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This listing is an abstract for educational and research purposes is only meant as a recent sample of applications filed, not a comprehensive history. is not affiliated or associated with Westerngeco Llc in any way and there may be associated servicemarks. This data is also published to the public by the USPTO and available for free on their website. Note that there may be alternative spellings for Westerngeco Llc with additional patents listed. Browse our Agent directory for other possible listings. Page by