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8625387 Methods of range selection for positioning marine seismic equipment  
A method for selecting a signal arrival for determining an accurate position of seismic equipment includes the steps of transmitting a signal from a pinger; predicting a direct arrival and a...
8625389 System and technique to suppress the acquisition of torque noise on a multi-component streamer  
A technique includes receiving particle motion data acquired by particle motion sensors while in tow. The particle motion data are indicative of a seismic signal and a torque noise, and the...
8625390 Acoustic waveform stacking using azimuthal and/or standoff binning  
A method for making acoustic logging measurements includes grouping received acoustic waveforms into one of a plurality of groups, each group being representative of a measured borehole condition...
8625393 Portable diver apparatus, comprising a portable computing device and an add on diver device  
A portable diving apparatus, which comprises: (a) a water proof casing which comprises an external key pad; (b) a portable computing device within said water proof casing, said portable computing...
8625392 Method and system for remote sound speed measurement  
A system and method of remote sound speed measurement are disclosed. In one embodiment, a system for estimating a sound speed comprises a plurality of transducers configured to i) transmit a first...
8626132 Digital device and method for providing additional service by using the same  
A digital processing device capable of receiving an additional service is disclosed. In one aspect, a digital processing device includes i) an input unit, inputting a signal, ii) a subscriber...
8625391 Networked sonar observation of selected seabed environments  
A sonar transducer network for observing a seabed includes a controller. A first transducer assembly includes a first acoustic transducer to convert a first ping to a first electrical signal; and...
8619503 Sparker type wellbore seismic energy source having controllable depth independent frequency  
A wellbore seismic source includes a sparker electrically coupled to a power source. The sparker is disposed in a pressure-sealed canister, wherein the canister is at least partially filled with...
8616061 Ultrasonic sensor  
An ultrasonic sensor includes a transmitting device, a receiving device, and a circuit device. The circuit device determines that the receiving device receives an ultrasonic wave reflected from an...
8619498 Device and method for calculating 3D angle gathers from reverse time migration  
A method for calculating angle domain common image gathers (ADCIGs). The method includes calculating a source wavefield pF of a seismic source; calculating a receiver wavefield pB of a seismic...
8619672 Apparatus and method for multi-sector velocity mobile velocity and doppler estimate for synchronous communication systems  
An apparatus and method for estimating velocity and Doppler frequency comprising acquiring a first plurality of time-of-arrival (TOA) measurements from a first plurality of base stations at a...
8619494 Imaging apparatus and method  
A system (100) uses a pyroelectric membrane (122) and an ultrasound absorber (123) to measure the amount of ultrasonic energy received from a transmitter (105) through a sample (110). The thermal...
8619501 Ultrasonic measurements performed on rock cores  
One or more embodiments and methods of analyzing a formation sample with in a coring tool are disclosed herein. The methods and embodiments may include extracting a first core from a sidewall of a...
8619495 Storage and management system for seismic data acquisition units  
A configuration for the deck of a marine vessel, wherein parallel and perpendicular travel paths, for movement of individual OBS unit storage baskets, are formed along a deck utilizing, in part,...
8619496 Connecting device for wide tow survey  
Marine seismic survey using an array (6) of streamers (8) towed behind a vessel (2) and carrying acoustic sources (4) and sensors (10), spreading means (12, 14, 22, 23, 24) for keeping the...
8619497 Device and method for continuous data acquisition  
Method for generating an excitation signal for a first vibratory seismic source so that the first vibratory seismic source is driven with no listening time. The method includes a step of...
8620082 Sonar image texture segmentation  
Systems and methods for sonar image feature extraction, which fit a parameterized statistical model to sonar image data to extract features that describe image textures for follow-on pattern...
8619500 Methods and systems for estimating stress using seismic data  
A method for estimating principal stresses of a subterranean formation from seismic data. In one embodiment, rock strength parameters from seismic data of the formation is first determined to...
8619499 Systems and methods for modeling 3D geological structures  
Systems and methods for modeling a three-dimensional (3D) geological structure to improve maximum continuity interpolation. An integration method describes local anisotropic effects and introduces...
8619897 Method and apparatus of frequency domain echo canceller  
A frequency-domain based echo and NEXT canceller is provided. The canceller uses log2 encoding to precondition the error signal representing the echo. An improved gradient constraint is applied on...
8614578 Attenuation of electromagnetic signals passing through conductive material  
The present disclosure relates to determining the attenuation of an electromagnetic signal passing through a conductive material. An antenna is provided and placed in relatively close proximity to...
8614713 Computer implemented method to create a near real time well log  
A computer implemented method to create a well log by forming an editable well log template, importing user information, continuously importing well sensor information, well event based...
8614928 Wireless data acquisition system and method using self-initializing wireless modules  
Presented are systems and methods for deploying wireless data acquisition modules that facilitate autonomous initialization. The wireless data acquisition modules may initiate a initialization...
8614930 System and method for seismic data modeling and migration  
A system and computer-implemented method for accounting for temporal dispersion in low-order finite difference seismic wave propagation is disclosed. An embodiment of the method includes...
8614929 Method for interpreting repetitive seismic data considering seismic frequency band in the evaluation of pore pressures  
A method for exploiting underground porous media via injection or production of a fluid is disclosed, wherein repetitive seismic records are interpreted taking into consideration the seismic...
8611184 Method for estimating absorption parameter Q(T)  
A method and apparatus for a method for generating an estimated value of absorption parameter Q(t). In one embodiment, the method includes receiving an input seismic trace, applying a time variant...
8611186 Sound image localization apparatus  
According to one embodiment, a sound image localization apparatus includes following units. The first signal generating unit is configured to generate a first acoustic signal. The first speaker is...
8611190 Bio-acoustic wave energy transducer  
A method and apparatus is taught for a signal processing breakthrough that significantly alleviates the “Curse of Dimensionality” (COD) in the characterization of nonlinear physical systems;...
8611185 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...
8611191 Land based unit for seismic data acquisition  
A self-contained, wireless seismic data acquisition unit having a cylindrically shaped case with smooth side walls along the length of the case. A retaining ring around the circumference is used...
8611189 Acoustic coupler using an independent water pillow with circulation for cooling a transducer  
A water pillow for coupling acoustic energy into tissue. The pillow is configured to conform to a transducer to facilitate coupling of ultrasound energy. The pillow includes a pouch that...
8612158 Seismic interference noise elimination  
An automatic and robust method to attenuate seismic interference noises in marine seismic survey using multi-dimensional filters in Tau-P domain to identify and isolate seismic interference noises...
8611181 Multiple receiver line deployment and recovery  
Embodiments described herein relate to an apparatus and method of transferring seismic equipment to and from a marine vessel and subsurface location. In one embodiment, a marine vessel is...
8611180 Ocean bottom seismic station  
Methods and apparatus for cable termination and sensor integration at a sensor station within an ocean bottom seismic (OBS) cable array are disclosed. The sensor stations include a housing for...
8611179 Acoustic wave measuring system and method of generating image data thereof  
When correcting the acoustic wave refraction occurring on the interface between mediums having different sound speeds by Snell's law, an applicable back-projection method is limited to a time...
8611188 Method and apparatus for locating at least one object  
The invention relates to a method and a device for locating at least one object, in which a) a microphone device of the at least one object at least one acoustic signal of at least one acoustic...
8611556 Calibrating multiple microphones  
The specification and drawings present a new method, apparatus and software product for calibrating multiple microphones (e.g., a microphone array) to match their sensitivity using an ambient...
8611187 Miner acoustic communication and location system  
A miner communication and locating system is disclosed. Two technologies used in the system include a communicator, and a locator array that may be used with a computer. The communicator portion...
8611182 Fast 3-D surface multiple prediction  
A method and apparatus for predicting a plurality of surface multiples for a plurality of traces in a record of seismic data. In one embodiment, the method includes providing a plurality of target...
8611183 Measuring standoff and borehole geometry  
Refracted ultrasonic waves are utilized to calculate tool standoff. An ultrasonic transmitter sends a wave toward (and into) the borehole wall at a critical incidence angle for refracted waves....
8605545 Wireless exploration seismic system  
Systems and methods are provided for acquiring seismic data using a wireless network and a number of individual data acquisition modules that are configured to collect seismic data and forward...
8604932 Driver fatigue monitoring system and method  
Method and system for monitoring a vehicle driver includes an optical imaging system that obtains images of the driver, and a processor coupled to the optical imaging system and arranged to...
8605547 Method for transmission of seismic data  
The transmission system combines a self-contained, wireless seismic acquisition unit and a wireless, line-of-site, communications unit to form a plurality of individual short-range transmission...
8605550 Downscan imaging sonar  
A downscan imaging sonar utilizes a linear transducer element to provide improved images of the sea floor and other objects in the water column beneath a vessel. A transducer array may include a...
8605544 Hybrid seismic sensor network  
A system for monitoring seismicity during fluid injection at or near a hydrocarbon reservoir comprising: a first set of seismic sensors for deployment at a site for collecting seismic data; a...
8605549 Method for producing a georeference model from bathymetric data  
Creating a georeference model from input bathymetric data includes defining a search limit grid and establishing a geometric model. An iterative RANSAC process is used to fit bathymetric data...
8605552 Autonomous waterproof electronic signaling device  
The autonomous waterproof electronic signaling device disclosed comprises an activator; an audible signal emitter and a visual signal emitter, the audible signal emitter to emit a primary signal...
8605542 Detection of seismic signals using fiber optic distributed sensors  
A fiber optic distributed vibration system for detecting seismic signals in an earth formation is provided. The system includes a fiber optic cable deployed in a borehole that extends into the...
8605540 Method and devices for underwater deployment of a structure  
Described herein are methods and devices for underwater deployment of a structure. For example, the embodiments described herein are particularly focused on sonobuoys that are configured for...
8605548 Bi-directional wireless acoustic telemetry methods and systems for communicating data along a pipe  
A bi-directional acoustic telemetry system is presented for communicating data and/or control signals between a first modem and a second modem along tubing. The system includes a communication...