Matches 1 - 33 out of 33


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US20110273960 ANTENNA FOR SEISMIC SURVEY WITH UNIFORM SPATIAL SAMPLING IN WAVELENGTH  
The present invention concerns a method and an antenna for active and/or passive seismic survey, such as a particular geometric layout of a plurality of vibration sensors, each one of adequate...
US20120008462 Vibroseis Acquisition Technique and System Using Dynamic Source Control  
A technique includes during a seismic acquisition, selectively forming groups of at least one seismic source from a plurality of seismic sources as the seismic sources become available based at...
US20100002539 ZERO-OFFSET SEISMIC TRACE CONSTRUCTION  
Described are methods for obtaining seismic signals representative of properties of the earth's interior, including the steps of obtaining near-field acoustic signals recorded in the vicinity of a...
US20110103186 Seismic Source/Receiver Probe for Shallow Seismic Surveying  
Systems and methods are implemented for evaluating underground structures and objects, particularly relatively shallow underground structures and objects, using a seismic or acoustic source signal...
US20120008461 METHOD FOR ACCENTUATING SPECULAR AND NON-SPECULAR SEISMIC EVENTS FROM WITHIN SHALLOW SUBSURFACE ROCK FORMATIONS  
A method for evaluating subsurface formations includes deploying at least two intersecting seismic transducer lines above an area of the subsurface to be surveyed. Each line includes spaced apart...
US20090122644 Method and a System for Determining the Position of a Drill Bit  
A method and a system for determining the position of a drill bit are presented. The method comprises determining positions of seismic wave detectors, recording seismic waves generated at the...
US20100195439 SEISMIC ACQUISITION SYSTEM AND TECHNIQUE  
An apparatus includes an array of seismic sensor units that are adapted to acquire measurements in connection with a land surface-based seismic survey. Each seismic sensor unit includes a particle...
US20090161488 Method to Estimate Ray Parameter for Seismograms  
Method for estimating one or more ray parameters for seismograms. In one implementation, the method may include selecting a reference seismogram from a gather of seismograms, selecting a set of...
US20110002195 Method to estimate towed array angles  
A towed array is provided with hot-film sensors and anemometer circuitry to calculate the angle of inclination of the towed array in real time during deployment of the towed array in a sea water...
US20070286021 One Touch Data Acquisition  
A seismic spread has a plurality of seismic stations positioned over a terrain of interest and a controller programmed to automate the data acquisition activity. In one aspect, the present...
US20110158048 SPIRAL SENSOR CONFIGURATION FOR SEISMIC BEAMFORMING AND FOCUSING  
A seismic sensor array includes a plurality of seismic sensors disposed on a line. The line is arranged in a spiral. The seismic sensors are disposed at at least one of equal angular spacing...
US20080080309 Three-dimensional seismic survey methods using a perturbation pattern to provide bin fractionation  
A receiver point arrangement is deployed having one or more receiver lines, each receiver line having receivers with substantially uniform inline spacing. A seismic source is triggered at each...
US20090251994 SEISMIC VIBRATOR ARRAY AND METHODS OF OPERATION  
An arrangement for conducting a seismic survey and methods for operating a vibrator array in a seismic survey. A signal source coupled to an array of vibrators drives the vibrators with a set of...
US20100265793 Methods for Optimizing Offset Distribution of Cross Spread 3-D Seismic Surveys Using Variable Shot Line Length  
A method for acquiring three-dimensional seismic data for sub-surface geologic features wherein a seismic source array is moved along a survey pattern having a plurality of source lines of unequal...
US20130170317 Receiving Seismic Signals From Seismic Signal Sources  
A seismic exploration system includes a survey area defined by a perimeter and including a first plurality of sub-areas and a second plurality of sub-areas adjacent the first plurality of...
US20070286020 Heads-up Navigation for Seismic Data Acquisition  
A method and system for acquiring seismic data from a seismic survey plan is provided. A survey area is selected in which the seismic data will be acquired. A coordinate for at least one point of...
US20110305113 SEISMIC DATA ACQUISITION USING DESIGNED NON-UNIFORM RECEIVER SPACING  
The invention relates to an arrangement for seismic acquisition the spacing between each adjacent pairs of receiver and sources lines is not all the same. Some receiver and/or source lines and/or...
US20130021875 MULTIPLE FREQUENCY GEOPHONE STRINGS  
The invention relates to acquiring seismic data from the earth using geophones that are tuned to have differing frequency sensitivity ranges. The differing frequency sensitivity ranges cover a...
US20090135671 Process and System for the Acquistion of Seismic Data  
The invention relates to a method for the acquisition of seismic data that uses sources operable to produce, when they are in a shooting station, seismic vibrations according to a sweep type...
US20090122645 METHOD FOR ACOUSTIC IMAGING OF THE EARTH'S SUBSURFACE USING A FIXED POSITION SENSOR ARRAY AND BEAM STEERING  
A method for seismic surveying includes disposing a plurality of seismic sensors in a selected pattern above an area of the Earth's subsurface to be evaluated. A seismic energy source is...
US20120051181 CATERPILLAR-STYLE SEISMIC DATA ACQUISITION USING AUTONOMOUS, CONTINUOUSLY RECORDING SEISMIC DATA RECORDERS  
The invention relates to recording seismic data with autonomous seismic data recorders in a pattern where the recorders are deployed in a compact geographical array having a low aspect ratio...
US20110305112 Seismic sensor array devices and methods of data collection  
A sensor vehicle of the present invention has one or more rotatable track means (parallel if two or more) spaced apart by a support frame and adapted to be towed or otherwise moved in a forward...
US20170160410 Seismic reflection data acquisition method adopting concentric circle equal offset  
A seismic reflection data acquisition method adopts concentric circle equal offset, which is in the engineering geophysical exploration technology field. Specifically the receivers are placed in a...
US20170108601 METHOD FOR ACQUIRING SEISMIC DATA  
A method for seismic surveying includes deploying a group of vertically sensitive seismic particle motion responsive sensors at each of a plurality of geodetic survey positions. The groups each...
US20170059724 PRIME NUMBER SURVEY DESIGN  
Methods of designing seismic survey and acquisition of seismic data with reduced noise using equally or optimally irregularly spaced sources or receivers are described. Specifically, prime number...
US20160356905 QUICK 4D DETECTION SEISMIC SURVEY  
A method for monitoring a subsurface during a 4-dimensional (4D) survey. The method includes obtaining an area of the subsurface that needs to be monitored; identifying receiver and source...
US20160334523 SEISMIC SENSOR COUPLING  
The present application relates to a seismic sensor coupling device and method. Translational data in a first direction is measured by particle motion sensors contained in an elongated housing of...
US20160313460 SYSTEM AND METHOD FOR PERFORMING SEISMIC EXPLORATION WITH MULTIPLE ACQUISITION SYSTEMS  
A system and method for performing seismic exploration with multiple acquisition systems is disclosed. The method includes configuring a first seismic source located outside of an exclusion zone...
US20160202373 System and Method for Microseismic Data Acquisition Using Sensor Patches  
Disclosed herein are various embodiments of methods and systems for optimizing the analysis of the source locations of microseismic sources, comprising recording microseismic data using patches of...
US20160170052 SEISMIC ACQUISITION SYSTEM AND TECHNIQUE  
An apparatus includes an array of seismic sensor units that are adapted to acquire measurements in connection with a land surface-based seismic survey. Each seismic sensor unit includes a particle...
US20140219055 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...
US20140016437 SYSTEMS FOR ACQUIRING AND PROCESSING SEISMIC DATA  
Systems and methods may be provided for setting up a geophysical seismic information-gathering grid utilizing an alternating source pattern as well as an alternating receiver pattern using base...
US20130100772 Seismic Data Acquisition Array and Corresponding Method  
Disclosed are various embodiments of methods and systems for a 3D seismic data acquisition array, comprising: a first plurality of receiver positions, substantially equally spaced along a first...

Matches 1 - 33 out of 33