Match Document Document Title
8791624 Acoustic galvanic isolation device  
An electroacoustic transducer including a first electrode formed on a substrate capable of transmitting ultrasounds, a membrane formed above the first electrode and separated therefrom by a...
8792300 Low-frequency content boost for vibratory seismic source and method  
Computer software, computer and method for generating with a computing device a desired pilot signal for driving a vibratory source to generate seismic waves. The method includes steps for...
8789620 Method and apparatus for transmitting or receiving information between downhole equipment and surface  
The invention provides a method of receiving and/or transmitting information in a well drilled in a geological formation between a first location and a second location, the well comprising a...
8791701 Electromagnetic proximity detection method and unit  
Electromagnetic proximity detection method for a buried structure executed with a mobile detection device, including sensing an electromagnetic field emitted from the structure as an analog...
8792307 Acoustic transducer with a backing containing unidirectional fibers and methods of making and using same  
The disclosure, in one aspect, provides an apparatus that includes an acoustic transducer and a backing in contact with a side of the transducer. The backing includes substantially unidirectional...
8792305 Ultrasound detectors  
A method of receiving data coded on an ultrasonic signal comprising: detecting said ultrasonic signal using a microphone (4) having its greatest response below 20 kilohertz or a microphone (4)...
8791791 Sea-based security arch for identifying shipping contraband  
The invention discloses devices and methods for analyzing inbound and outbound ships for illegal or dangerous cargo or persons. An arch is generally placed several kilometers from shore, the arch...
8792306 Apparatuses and methods for attracting aquatic animals  
Apparatuses and methods for attracting aquatic animals are provided. In one embodiment, an apparatus for attracting aquatic animals includes a submersible speaker adapted to emit a pre-recorded...
8792301 System and method for displaying seismic horizons with attributes  
A system and method may, based on a 3D seismic data set seed point, execute a seed picking algorithm, using the first point for picking a set of second points from the data set, setting each of...
8792297 Methods for gathering marine geophysical data  
In a first embodiment the invention comprises a method for gathering geophysical data, including towing geophysical data gathering equipment behind a survey vessel in a body of water, said...
8792295 Method and system for monitoring a transducer array in an ultrasound system  
Methods and systems for monitoring a transducer array in an ultrasound probe are provided. One method includes acquiring ultrasound data using an ultrasound probe during an imaging mode of...
8792304 Downlinking communication system and method using signal transition detection  
A downlinking signal is transmitted downhole from the surface using drilling fluid as the communications medium. The downlinking signal includes at least a synchronization phase and a command...
8792302 Estimating anisotropic parameters  
A method for processing seismic data. The method includes performing a plurality of stochastic simulations for one or more rock model parameters to generate one or more anisotropic parameters for...
8792298 Interconnecting tow members of a marine seismic system  
A marine seismic system having a tow vessel; a first tow member connected to the tow vessel; a second tow member connected to the tow vessel; a first distance member having a first end connected...
8791819 Intercom exchange  
An intercom exchange is connected to multiple terminals, and includes multiple communication paths, a digital switch circuit for switching connections between the terminals and the communication...
8792303 Methods and systems for performing azimuthal simultaneous elastic inversion  
An improved method for analyzing seismic data to obtain elastic attributes is disclosed. In one embodiment, a reflectivity series is determined for at least one seismic trace of seismic data...
8792299 Method and device for processing seismic data  
Apparatus, computer instructions and method for processing seismic data related to a subsurface of a body of water. The method includes inputting data indicative of recordings made by detectors...
8787115 Acoustics for power and communication in small devices  
The invention provides devices and methods for using acoustics to communicate between a macro-scale transceiver and a micro-device or between multiple micro-devices. The micro-devices may...
8787560 Method for determining a set of filter coefficients for an acoustic echo compensator  
The invention provides a method for determining a set of filter coefficients for an acoustic echo compensator in a beamformer arrangement. The acoustic echo compensator compensates for echoes...
8787117 Electromechanical transducer  
An electromechanical transducer according to an embodiment of the present invention is capable of selectively performing a transmitting and receiving operation by using elements of different...
8787116 Collapsed mode operable cMUT including contoured substrate  
A capacitive ultrasound transducer capable of operation in collapsed mode either with a reduced bias voltage, or with no bias voltage, is provided. The transducer includes a substrate that is...
8787111 Devices and methods for positioning TOWs in marine seismic systems  
A method and system for deploying seismic tows, such as seismic streamers, from a common carrier rope for conducting marine seismic surveys. The deployment system generally comprises a carrier...
8787112 Seismic data apparatus and methods  
Methods and apparatus are provided related to seismic sensor data. Seismic sensor signaling is digitally sampled in accordance with a local clock and without synchronization to standardized time....
8787114 Audio surveillance system  
A method and apparatus are provided for detecting objects of interest using sounds. Sounds are monitored for using a sensor array. A number of beams are formed. Each beam in the number of beams is...
8787601 Condenser microphone  
A condenser microphone includes a substrate having a cavity, first and second spacers defining an opening, a diaphragm having a rectangular shape positioned inside of the opening, and a plate...
8788210 Job monitoring methods and apparatus for logging-while-drilling equipment  
Job monitoring methods and apparatus for logging-while-drilling equipment are disclosed. A disclosed example method includes identifying a downhole scenario based on a property of an underground...
8787113 Voice and position localization  
Apparatus configured for processing of both audible and ultrasonic sound inputs, including a sensor with a frequency response spanning both audible and ultrasonic frequencies, and processing...
8776594 Amplitude profiling in filling-level measuring devices  
An electronics unit and a method for a filling-level measuring device for determining a filling level. The unit including an arithmetic unit determining a functional relationship between a...
8776364 Method for producing a multilayer ceramic component  
A multilayer ceramic component includes a stack containing ceramic layers and electrode layers interspersed among the ceramic layers. The electrode layers contain copper and define first and...
8781749 Attenuating noise in seismic data  
Noise may be filtered or attenuated from seismic data by building a four-dimensional volume using the acquired seismic data and then applying a random noise attenuation filter to the...
8780673 Digital speaker apparatus  
An actuation system for generating a physical effect, the system comprising at least one array of translating elements each constrained to travel alternately back and forth along a respective...
8780670 Cetacean protection system  
An embodiment according to one or more aspects of the present disclosure for conducting a marine survey includes a survey spread comprising a plurality of receivers and an energy source that is...
8780672 Multi-frequency, multi-beam acoustic doppler system with concurrent processing  
An acoustic Doppler system comprising a plurality of acoustic transceivers, an acoustic subsystem controller and a main processing unit operatively connected to the acoustic subsystem controller....
8780669 Seismic acquisition in marine environments using survey paths following a series of linked deviated paths and methods of use  
Methods and systems are provided for acquiring seismic data in a marine environment using survey paths following a series of linked curved paths so as to obtain multi-azimuthal data over a...
8780674 Acoustic wave transducer and sonar antenna with improved directivity  
An acoustic wave transducer includes at least one electroacoustic motor, a horn having an inner wall and an outer wall, a counterweight, and a hollow housing having an inner wall and an outer wall...
8781020 Transmit beamforming utilizing channel estimation matrix decomposition feedback in a wireless MIMO communication system  
A channel estimation matrix H describing a forward channel in which a signal travels from a first communication device to a second communication device is determined at the second communication...
8780671 Using microseismic data to characterize hydraulic fractures  
Methods and apparatus that use microseismic event data, stress data, seismic data, and rock properties to predict the hydrocarbon production success of a well location are disclosed. An example...
8775143 Simultaneous source encoding and source separation as a practical solution for full wavefield inversion  
Method for simultaneous full-wavefield inversion of gathers of source (or receiver) encoded geophysical data to determine a physical properties model (118) for a subsurface region, especially...
8773946 Portable housings for generation of building maps  
A system and method are presented for producing a model of the interior of a building. The model is capable of receiving and dynamically incorporating input from various sources including, for...
8775087 System for acquiring and displaying in near real time gas analysis, well data collection, and other well logging data  
The system includes a gas processor with gas processor data storage and computer instructions to receive in various device protocols simultaneously information from rig based sensors and gas...
8773947 Instrumentation probe for in situ measurement and testing of seabed  
A probe assembly (1) suitable for use with apparatus for use in the investigation and/or analysis of an underwater floor of a body of water such as, for example, a seabed. The apparatus includes a...
8773954 Acoustic source reactive to tow cable strum  
A device operable as a transducer is provided for use in which the device is mountable on a tow cable which in operation extends underwater substantially throughout the length thereof. The device...
8775088 Method for acquiring and displaying in near real time gas analysis, well data collection, and other well logging data  
The method uses a gas processor, various data collection devices each having a unique device protocol to receive drilling data, calibrate the devices and graphically present the data using both...
8773949 Removing noise from a seismic measurement  
A technique includes spatially filtering a signal that is derived from a seismic acquisition. The filtering is associated with a filter length, and the filtering includes varying the filter length...
8773950 Method and seismic sources with high productivity  
A method for seismic prospecting that includes a step of deploying plural vibratory sources on the ground; a step of receiving at each vibratory source a corresponding pilot signal for driving the...
8773953 Transducer assembly for an echoscope  
The present invention relates to a transducer assembly (1) for an echoscope, comprising a first row of ultrasonic transducers (2) and a second row of ultrasonic transducers (3), said transducer...
8775091 Marine seismic surveying employing interpolated multi-component streamer pressure data  
It is described a method of interpolating and extrapolating seismic recordings, including the steps of deriving particle velocity related data from seismic recordings obtained by at least one...
8773951 System and method for seismic imaging with reduced computational cost  
A computer-implemented method, system, and article of manufacture for generating images of a subsurface region are disclosed. The method includes obtaining seismic data and an earth model related...
8773945 Apparatus for turbulent boundary layer control and flow noise reduction  
An assembly is provided for determining a parametric design of a large eddy breakup device in which the assembly comprises a water tunnel turbulent pipe flow section; a large eddy breakup device...
8773948 Methods and apparatus to determine slowness of drilling fluid in an annulus  
Methods and apparatus to determine slowness of drilling fluid in an annulus are described. An example method of determining slowness of drilling fluid in an annulus of a borehole in a formation...