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US20120269032 Magnetic Mass-Lift Impulsive Seismic Energy Source Including Attracting and Repulsing Electromagnets  
A seismic energy source includes a base plate and a block fixedly coupled in a frame. The base plate is configured for contact with a part of the Earth's subsurface to be seismically energized....
US20140254309 DIGITAL SEISMIC RECORDER INCLUDING WIRED, WIRELESS AND CABLE-LESS TELEMETRY  
A digital seismic recorder including wired, wireless and cable-less telemetry, which is optimized and combined from three types of instrument: a wired telemetry digital seismic recorder, a...
US20150219776 HYDROPHONE  
This disclosure is related to hydrophones, for example hydrophones that may be used in marine seismic surveying, permanent reservoir monitoring, downhole acoustic monitoring in a wellbore, and/or...
US20130201788 METHOD OF SEISMIC SOURCE INDEPENDENT OPERATION  
A method of controlling seismic data acquisition may include sending a first message to place a plurality of energy sources into an operating mode; sending a second message to place at least one...
US20090245018 COMBINED PROBE AND CORRESPONDING SEISMIC MODULE FOR THE MEASUREMENT OF STATIC AND DYNAMIC PROPERTIES OF THE SOIL  
A combined probe includes a dilatometer probe, a gas conduit coupled to the dilatometer probe for providing a gas connection between the dilatometer probe and an external gas source, a wire...
US20140226438 ASSIGNED SCHEDULED ACQUISITION PROCESS IN WIRELESS EXPLORATION  
Seismic survey systems and methods that utilize a source event schedule to autonomously generate source events with reference to a reference clock. In this regard, a source event controller may be...
US20130286771 ALTERNATIVE VIBRATOR ACTUATOR SOURCE  
The invention is an electric sweep type seismic vibrator source of the type used in seismic prospecting for hydrocarbons. The source uses an engine and generator combination to create electric...
US20110158041 Random Sampling for Geophysical Acquisitions  
The presently disclosed technique includes a method for geophysical survey having at least one source and one receiver, wherein the survey has two sets of survey locations within the survey area,...
US20140119158 VOLTAGE LEAKAGE DETECTION FOR SERIALLY CONNECTED ELECTRICAL NODES IN A SEISMIC SURVEYING SYSTEM  
A seismic survey apparatus includes a plurality of serially connected electrical nodes; a power supply capable of supplying power to the electrical nodes and detecting a voltage leakage among the...
US20060039237 Method of determining petroleum location  
The probable location of petroleum deposits is determined by identifying a severe-weather-inducing site from severe weather such as mesocyclones, tornados, funnels aloft, wall clouds or...
US20140043935 HYPERBOLIC SHOOTING METHOD AND DEVICE  
During a seismic survey, shots located close to one another are fired at a time interval shorter than an echo time interval and longer than a closest receiver time interval. During the echo time...
US20140219051 CONFIGURABLE ACQUISITION UNIT  
Embodiments of a configurable acquisition unit are disclosed together with applications for configurable acquisition units. In one embodiment, an acquisition unit includes a seismic data...
US20140198607 SIMULTANEOUS SHOOTING NODAL ACQUISITION SEISMIC SURVEY METHODS  
A method of performing a seismic survey including: deploying nodal seismic sensors at positions in a survey region; activating a plurality of seismic sources; and using the nodal seismic sensors...
US20110305105 CONTROLLING SEISMIC SOURCES IN CONNECTION WITH A SEISMIC SURVEY  
A technique includes receiving requests from mobile seismic sources and organizing the requests in a queue. The seismic sources are associated with respective paths of a survey plan, and each...
US20140254308 IDENTIFYING REFLECTION ACOUSTIC SIGNALS  
Various implementations described herein are directed to identifying reflected acoustic signals. In one implementation, a method may include receiving initial positions of an acoustic positioning...
US20110261645 Non Explosive Process and Device for Triggering an Avalanche  
The invention comprises a synergy of technology integrations including an acoustic device and method of using said device(s)—to initiate avalanche release as a non-explosive control alternative....
US20090086574 Superheterodyne seismic vibrator and method  
A seismic energy source includes at least a first and a second acoustic radiator operatively coupled to a non-linear medium proximate an upper limit of formations in the Earth's subsurface. The...
US20140098631 Coupling Device for Seismic Sensors  
A coupling device is provided for a sensor unit having at least one sensor located within a housing. The coupling device includes at least one supporting portion, wherein the supporting portion is...
US20140301160 Controlled Damping Geophone  
Vibration transducers, sensors including the vibration transducers, and methods for manufacturing the same. The vibration transducer may include a magnet. The vibration transducer may include a...
US20100014381 OPTIMIZING A SEISMIC SURVEY FOR SOURCE SEPARATION  
A technique includes determining at least one parameter that characterizes a seismic survey in which multiple interfering seismic sources are fired and seismic sensors sense energy that is...
US20150124560 COMPRESSIVE SENSING  
Computer-implemented method for determining optimal sampling grid during seismic data reconstruction includes: a) constructing an optimization model, via a computing processor, given by minu∥Su∥1...
US20140160881 EXPLORING A SUBSURFACE REGION THAT CONTAINS A TARGET SECTOR OF INTEREST  
A system and method are disclosed for exploring a subsurface region that contains a target sector of interest. The method comprises providing information about the harmonic response for the target...
US20130201789 METHOD OF SEISMIC VIBRATORY LIMITS CONTROL AT LOW FREQUENCIES  
A method of performing a seismic sweep determining a user-defined force at a frequency using user defined inputs; determining a maximum force at the frequency using sweep parameters; and using the...
US20150138917 SEISMIC SURVEY SHOT COORDINATION APPARATUS METHOD AND SYSTEM  
A method for controlling impulsive sources during a geophysical survey includes receiving a set of predetermined shooting times for an impulsive source, receiving a detonation authorization for...
US20140104980 VIRTUAL ELECTRODE CURRENT INJECTION USING SEISMIC FOCUSING AND SEISMOELECTRIC CONVERSION  
The present invention relates to acoustic wavefields produced using sources appropriately delayed in time and focused at known positions and times in a heterogeneous medium. Seismoelectric...
US20140204704 SYSTEMS AND METHODS FOR IMPROVING BANDWIDTH OF WIRELESS NETWORKS  
Systems and methods for seismic data acquisition with location aware network nodes. Based on location information of the nodes of the network, a multiplexing signature may be provided for the...
US20080002522 SYSTEM FOR GEOPHYSICAL PROSPECTING USING INDUCED ELECTROKINETIC EFFECT  
Methods are disclosed employing seismic waves having infrasonic frequencies in the range of about 0.1-20 Hz for generating electromagnetic waves of similar infrasonic frequency in hydrocarbon...
US20100097885 REMOVING SEISMIC INTERFERENCE USING SIMULTANEOUS OR NEAR SIMULTANEOUS SOURCE SEPARATION  
A technique includes providing seismic data that is indicative of energy that is sensed in response to a first operation of at least one seismic source in a first seismic survey and a second...
US20090154289 Systems and Methods for Seismic Data Acquisition Employing Clock Source Selection in Seismic Nodes  
Systems and methods for acquiring seismic data are described, one system comprising one or more seismic sources, a plurality of sensor modules each comprising a seismic sensor configured to sample...
US20140241116 VIBRATOR SOURCE ARRAY LOAD-BALANCING METHOD AND SYSTEM  
Method and controller for finding a best distribution of source elements that form a vibratory source array. The method includes inputting plural constraints for the source elements; generating...
US20150124561 Sound Velocity Profile Streamlining and Optimization Method Based on Maximum Offset of Velocity  
The invention discloses a sound velocity profile (SVP) streamlining and optimization method based on maximum offset of velocity, and provides detailed comprehensive technical process so as to...
US20080008030 Voltage leakage detection for serially connected electrical nodes in a seismic surveying system  
A seismic survey apparatus includes a plurality of serially connected electrical nodes; a power supply capable of supplying power to the electrical nodes and detecting a voltage leakage among the...
US20110007602 ACCURACY OF A COMPASS PROVIDED WITH A CARRIER STRUCTURE FOR USE IN SUBTERRANEAN SURVEYING  
Techniques or mechanisms are provided to improve accuracy in determining headings and/or shapes of carrier structures based on measurements made by one or more compasses that are attached to or...
US20150234071 ESTIMATION OF DIRECT ARRIVAL SIGNALS BASED ON PREDICTED DIRECT ARRIVAL SIGNALS AND MEASUREMENTS  
Estimation of direct arrival signals based on predicted direct arrival signals and measurements can include obtaining notional source signatures for notional sources that correspond to source...
US20090040870 Attenuating a Surface Seismic Wave  
To attenuate a surface seismic wave, seismic sensors having a predetermined orientation with respect to a surface are provided, where the seismic sensors receive seismic waves including a seismic...
US20150138918 SEISMIC SURVEY SHOT COORDINATION APPARATUS METHOD AND SYSTEM  
A system for controlling impulsive sources during a geophysical survey includes a triggering unit that interfaces to an impulsive source and provides an estimated current location for the...
US20150092517 SYSTEM AND METHOD FOR PERFORMING SEISMIC SURVEYS WITH A CONTROLLED SOURCE USING MAXIMUM-POWER SWEEPS  
The output spectrum of a controllable swept-frequency acoustic source at a given frequency can be controlled by making the rate of change of frequency equal to the desired output power spectrum...
US20120250455 SELECTING A SURVEY SETTING FOR CHARACTERIZING A TARGET STRUCTURE  
Complex-valued sensitivity data structures corresponding to respective candidate survey settings are provided, where the sensitivity data structures relate measurement data associated with a...
US20090092002 ACOUSTIC COMMUNICATION AND CONTROL FOR SEISMIC SENSORS  
A method for wireless communication in a seismic sensor network is disclosed. The method comprises providing a first acoustic device having at least one seismic sensor with communication and...
US20120294112 SYSTEM FOR MEASURING A TIME OFFSET AND METHOD OF MEASURING A TIME OFFSET  
A system and method measures the time offsets of a plurality of acoustic sensor nodes relative to a reference time. The system includes an acoustic transceiver arranged to transmit a first signal...
US20080285379 APPARATUS AND METHOD FOR COLLECTING GEOPHYSICAL INFORMATION  
An apparatus for collecting geophysical information may include a geophysical information station disposed along a seismic communication cable. A bypass circuit responsive to a command signal is...
US20130208563 METHOD OF SEISMIC SOURCE SYNCHRONIZATION  
A method of controlling seismic data acquisition includes synchronizing a sampling rate of at least one node configured to acquire seismic data with a GPS timing signal from a first GPS seismic...
US20090279384 Control Methods for Distributed Nodes  
A method of controlling distributed devices includes configuring the devices to respond to a controlled signal; positioning the devices in an area of interest; and transmitting the controlled...
US20140369162 VIBRATOR SOURCE ARRAY BEAM-FORMING AND METHOD  
There is a method for finding a best distribution of source elements that form a vibratory source array. The method includes inputting plural constraints for the source elements; generating plural...
US20140140168 SEISMIC SURVEY METHOD  
Method of performing a 3-D seismic survey using a plurality of vibroseis sources, and an array of seismic sensors arranged within a survey area. Each vibroseis source emits a distinctive acoustic...
US20140204703 Acquisition Device Provided with Means for Detecting a Disconnection of a Set of at Least One Analog Seismic Sensor  
An acquisition device includes a pair of input terminals for connection to an analog seismic sensor generating a seismic signal. The device includes a detector for detecting a disconnection of the...
US20150177396 Controlling Survey Source Signal Phases  
A controller controls phases of signals produced by survey sources according to a frequency of the signals. The controlling includes controlling the survey sources to be in phase for frequencies...
US20070268781 Method for Seismic Exploration  
The invention relates to a method for seismic exploration, comprising the steps of controlling a plurality of sources so that they emit a plurality of seismic waves in a subsurface zone to be...
US20100020636 METHODS AND SYSTEMS FOR SEISMIC SENSORS  
Methods and systems for determining coil eccentricity of seismic sensors configured or designed for use in seismic signal detection. A direct electrical current is applied to a moving coil of a...
US20080105426 Method and Apparatus for Estimating the Permeability Distribution During a Well Test  
A method for estimating a permeability of a formation surrouning a borehole comprises applying transient well-test conditions to the borehole. A portion of the formation is excited with an...

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