Match Document Document Title
US20110317514 Method and system for streamer depth control  
Depth and tilt control systems for geophysical sensor streamers and methods of use are discussed. Such systems may include a plurality of tilt sensors disposed at spaced apart locations along the...
US20130016449 SELF-DEFENSE SYSTEM  
In an embodiment, a self-defense system is disclosed. The self-defense system may include or comprise a material sized to conform to an appendage, and a defense unit coupled with the material and...
US20120147709 ELECTROMAGNETIC SEISMIC VIBRATOR ARCHITECTURE  
Aspects described herein relate to an electromagnetic seismic vibrator (EMSV) architecture that provide wide frequency range operation, ground force application with high fidelity, and low...
US20140133278 Mounting System for a Fish Finding Device  
There is provided a mounting system for a fish finding device to a watercraft which has a support for supporting a fish finding device on a watercraft. The support has a top, a bottom and a...
US20090147627 MULTILAYER BACKING ABSORBER FOR ULTRASONIC TRANSDUCER  
A multilayer backing absorber for use with an ultrasonic transducer comprises an elemental multilayer having at least one metal layer and at least one adhesive layer, wherein the backing absorber...
US20130286788 ELECTRICAL ENERGY ACCUMULATOR  
The invention is an electric power accumulator used with an electric sweep type seismic vibrator source of the type used in seismic prospecting for hydrocarbons. The source uses an engine and...
US20100074048 CONTAINER SYSTEM FOR SEISMIC CABLE AND STATIONS  
Container systems used in storage, deployment or retrieval of a seismic cable array comprise a container, at least two coiling elements attached to a bottom side of the container, and storage...
US20150253442 SOLID MARINE SEISMIC STREAMERS  
A marine seismic streamer comprising a solid, hydrophobic core member that is encased in a hydrophobic streamer skin/casing. The hydrophobic streamer skin may be extruded onto and/or heat welded...
US20120127827 TECHNIQUE AND SYSTEM FOR PERFORMING A CROSS WELL SURVEY  
A technique includes providing a source in a first well and a seismic receiver in a second well to detect a seismic event that is caused by the source. The technique includes referencing clocks in...
US20130148473 ROPE-TENSION SYSTEM FOR A MARINE SEISMIC CABLE  
A rope-tension system for a marine seismic cable comprising a series of sensor nodes connected between flexible cable sections connected to other sensor nodes and flexible sections by armored...
US20140187945 Ultrasound Probe  
An ultrasound probe (10) comprises a pair of one dimensional transducer modules (1, 2) arranged in-line but set apart from each other in a shallow ā€œVā€ shape. This allows a wide gap for needle...
US20110170372 WALKAWAY VSP CALIBRATED SONIC LOGS  
Methods and related systems are described relating to processing subsurface sonic and seismic data. The described techniques use anisotropy estimates derived from a walkaway VSP to calibrate...
US20120281507 SYSTEMS AND METHODS FOR OVERPINGING SYNTHETIC APERTURE SONAR TRANSMITTERS  
The systems and methods described herein relate to systems and methods for synthetic aperture sonar (SAS) or radar including overpinging with multiple SAS transmitters.
US20130215714 METHOD, DEVICE AND NODE FOR SEABED SEISMIC ACQUISITION  
The invention concerns a method for seabed seismic acquisition. According to the invention, a pair of geophones (3a, 3b) is placed on the seabed and mounted in opposite directions so that the axes...
US20140334258 DISPOSABLE ANTIFOULING COVERS FOR GEOPHYSICAL SURVEY EQUIPMENT  
Disposable antifouling covers for geophysical survey equipment. At least of example embodiments are methods including deploying marine geophysical survey equipment. The deploying may include:...
US20150085603 SYSTEMS AND METHODS FOR DETERMINING THE FAR FIELD SIGNATURE OF A SOURCE IN WIDE AZIMUTH SURVEYS  
Systems and methods for determining the far field signature of a source in wide azimuth surveys are disclosed. The method includes determining a position of a first sensor and a source. The first...
US20140362665 LAND STREAMER SURVEYING USING MULTIPLE SOURCES  
Various examples are provided for land streamer seismic surveying using multiple sources. In one example, among others, a method includes disposing a land streamer in-line with first and second...
US20110188350 SYSTEM AND METHOD FOR DEPTH DETERMINATION OF AN IMPULSE ACOUSTIC SOURCE  
A system and method for making an accurate estimate of the activation depth for an impulse acoustic source includes recording sounds produced by the activation of the underwater impulse acoustic...
US20110280100 METHOD FOR SEISMIC ACQUISITION ON THE SEABED, GUIDING EQUIPMENT, SEISMIC ACQUISITION EQUIPMENT AND SEISMIC ACQUISITION SYSTEM FOR THE IMPLEMENTATION OF THIS METHOD  
The invention relates to a method for acquiring seismic data at a plurality of positions spread out over a zone on the seabed which includes transmitting acoustic waves in the water layer above...
US20130003499 INTERFEROMETRIC METHOD OF ENHANCING PASSIVE SEISMIC EVENTS  
The interferometric method of enhancing passive seismic events includes the step of cross-correlation (CC) of the trace recorded at a reference receiver location with the traces recorded at the...
US20090092006 SEISMIC STREAMER PLATFORM  
A technique includes designing a streamer, which includes a cable and seismic sensors based at least in part on a relationship between vibration noise and a bending stiffness of the cable.
US20120201098 COMPENSATION FOR DEPTH FINDERS  
System and methods for compensating a depth signal for a depth finder of a boat. In one embodiment, a compensation system is implemented between the depth finder and a transducer mounted on the...
US20110255372 COMPENSATION FOR DEPTH FINDERS  
System and methods are disclosed for compensating a depth signal for a depth finder of a boat. In one embodiment, a compensation system is implemented between the depth finder and a transducer...
US20150117153 ADAPTIVE TRANSMITTER CLUSTER AREA FOR ULTRASONIC LOCATIONING SYSTEM  
A system and method for ultrasonic locationing of a mobile device within an environment using an adaptive transmitter cluster area includes a first step of providing a plurality of fixed...
US20130294196 INVERSION USING A FILTERING OPERATOR  
To perform inversion to produce a model of a structure, a filtering operator based at least on an angle between a propagating direction of a source wavefield and a propagating direction of a...
US20140043938 Cased-Hole Radial Profiling of Shear Parameters from Sonic Measurements  
Cased-hole radial profiling of shear parameters from sonic measurements is disclosed. Example methods disclosed herein include determining a variation of a first shear modulus at a first radial...
US20140036634 THREE-DIMENSIONAL MECHANICAL ULTRASONIC PROBE  
A three-dimensional mechanical ultrasound probe includes a base; a transducer for emitting an ultrasonic signal; a driven wheel with a hole, the driven wheel being connected to the transducer, the...
US20120236689 Acoustic transducers for underwater navigation and communication  
Methods and transducers for producing acoustical signals having a spiral wavefront with omnidirectional magnitude and a phase that varies with angle and transducers for producing broadband...
US20140185412 Rigid-Stem Active Method and System  
Disclosed arc methods and systems for using a rigid-stem assembly comprising a plurality of interconnected rigid stems in a marine survey. An embodiment discloses a geophysical sensor streamer...
US20130016587 ULTRASONIC TRANSDUCER UNIT AND ULTRASONIC PROBE  
In an ultrasonic transducer unit comprising a plurality of ultrasonic transducers, each of the ultrasonic transducers is provided with a recess formed in one face of an insulating substrate, and a...
US20120106298 GESTURE RECOGNITION APPPARATUS AND METHOD  
The disclosure provides a gesture recognition apparatus and method. The gesture recognition apparatus includes an ultrasound transmitter, an ultrasound receiver, a dividing module, a computing...
US20140076543 SYSTEM AND METHOD FOR PERFORMING MICROSEISMIC FRACTURE OPERATIONS  
A system and method of performing a microseismic fracture operation for a wellsite having a subterranean formation with a complex fracture network therein are provided. The method involves...
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...
US20110071751 SYSTEMS AND METHOD FOR DETERMINING PROPELLANT MASS AND CENTER OF GRAVITY FOR A SPACE-BASED ASSET  
A system for determining a propellant content and a center of gravity in a three-axis stabilized spacecraft includes a ranging device that is coupled to an interior of a propellant tank of the...
US20150158556 FOUL RELEASE MATERIAL FOR USE WITH FAIRINGS  
Various implementations directed to a foul release material for use with fairings. In one implementation, a seismic cable for use in a seismic acquisition system may include a fairing configured...
US20130188458 MUT Circuit with an Electrically Controllable Membrane  
A micromachined ultrasonic transducer (MUT) circuit, which has a MUT with a MUT membrane that can vibrate back and forth to transmit an ultrasonic wave, electrically controls the movement of the...
US20100329075 METHOD FOR ASSISTANCE IN THE LOCALIZATION OF TOWED STREAMERS COMPRISING A STEP FOR DEFINING AND A STEP FOR GENERATING DISTINCT ACOUSTIC CYCLES  
A method for assistance in the localization of streamers towed by a vessel including at least one onboard acoustic controller, each streamer having: geophysical data sensors; acoustic means for...
US20080262738 Updating Information Regarding Sections of a Streamer That are in a Body of Water  
To perform a marine survey, a streamer is deployed into a body of water, where the streamer has plural first sensors to perform a subterranean survey. Indications are received from second sensors...
US20130329521 VARIABLE DEPTH STREAMER SRME  
Methods and systems for variable wavelet correction are described. A variable depth dataset is deghosted before presentation to a multiples prediction step of multiples elimination model. In...
US20130176818 VARIABLE DEPTH STREAMER SRME  
Methods and systems for variable wavelet correction are described. A variable depth dataset is deghosted before presentation to a multiples prediction step of multiples elimination model. In...
US20090122642 Bottom-sediment classification device and method  
A device and method for determining bottom sediment is provided. The method includes transmitting a pulse of a pulse width corresponding to a water-bottom depth, extracting a series of amplitude...
US20140293742 SOLID STREAMER CONNECTOR APPARATUS AND METHOD OF USE THEREOF  
Streamers used in mapping strata beneath a marine body are described, such as in a flexible neutrally buoyant towed array. A connector is used to longitudinally join a first and second streamer...
US20110141848 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...
US20110144829 COUNTERMEASURE SYSTEM FOR BIRDS  
Provided is a bird countermeasure system. The bird countermeasure system includes a bird countermeasure robot configured to be operated through a remote command while patrolling or moving in an...
US20070258323 Method for Seismic Trace Decomposition and Reconstruction Using Multiple Wavelets  
The present invention has established a method for decomposing a seismic trace, which can be a pre-stack or post-stack seismic trace, into a set of seismic wavelets of different shapes and for...
US20120176859 MARINE SEISMIC STREAMERS  
The subject disclosure relates to seismic streamers. More specifically, the subject disclosure relates to seismic streamers with self healing properties.
US20130328688 EARTHQUAKE WARNING SYSTEM  
A method or system for detecting a seismic event includes detecting a primary wave of a seismic event using at least one sensor at a measurement location; using at least one parameter of the...
US20120067268 VERTICAL GLIDER ROBOT  
A subsea vertical glider robot which supports deployment in subsea oilfield activities is disclosed. This vertical glider robot can also be used in oceanographic research exploration. One...
US20140071789 MODULAR PORTABLE ULTRASOUND SYSTEMS  
The present invention relates to a lightweight, high resolution portable ultrasound system using components and methods to improve connectivity and ease of use. A preferred embodiment includes an...
US20110036281 Agricultural implement skew detection and correction  
A system for correcting skewing in an agricultural implement where the implement includes a plurality of ground engaging tools laterally spaced across a width of the implement and operative to...