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Communications, electrical: acoustic wave systems and devices June invention type 06/10

20100157726 - Three-dimensional acoustic panning device: [Means for Solving the Problems] The three-dimensional acoustic panning device 1 includes a sound source acoustic signal acquiring means 11 for acquiring a sound source acoustic signal s(t) radiated from at least one sound source C, a panning information input means 12 for inputting an panning information Ip to pan... Agent: Greer, Burns & Crain

20100157727 - 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, the method includes deploying at least one remotely operated vehicle from a vessel operating in a first direction, and operating the at least one remotely... Agent: Patterson & Sheridan, L.L.P.

20100157728 - Handling equipment failure in a subterranean survey data acquisition network: A technique includes generating a data stream that contains data acquired by nodes of a subterranean survey data acquisition network and introducing data into the data stream, which describes an equipment failure that occurred in the network.... Agent: Westerngeco L.L.C. Kevin Mcenaney,IPDept

20100157731 - Automatic dispersion extraction of multiple time overlapped acoustic signals: Slowness dispersion characteristics of multiple possibly interfering signals in broadband acoustic waves as received by an array of two or more sensors are extracted without using a physical model. The problem of dispersion extraction is mapped to the problem of reconstructing signals having a sparse representation in an appropriately chosen... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20100157730 - Method of subsurface imaging using microseismic data: A method of subsurface imaging is disclosed, the method involving using input data relating to the geometry of a fracture in a subsurface medium, mechanical properties of the medium and in-situ stress states in the medium, to model the behaviour of the fracture and obtain predicted information relating to deformation... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20100157729 - Seismic method for vehicle detection and vehicle weight classification: A system is provided for detecting the passage of vehicles and the classification thereof by weight using geophone outputs and a unique density measurement in which the number of peaks of the geophone signal above a predetermined threshold over a number of time frames indicates the presence of a vehicle,... Agent: Bae Systems

20100157732 - Time reverse reservoir localization: A method and system for processing synchronous array seismic data includes acquiring synchronous passive seismic data from a plurality of sensors to obtain synchronized array measurements. A reverse-time data process is applied to the synchronized array measurements to obtain a plurality of dynamic particle parameters associated with subsurface locations. These... Agent: Spectraseis Ag

20100157733 - Compensating seismic data for source variations: A technique includes modeling a fundamental component of a vibroseis sweep that is injected into the earth based on a ground force measurement and a reference sweep. The technique includes determining an operator to compensate seismic data acquired in response to the injected vibroseis sweep based at least in part... Agent: Westerngeco L.L.C. Kevin Mcenaney,IPDept

20100157734 - Generating seismic vibrator signals having distinguishing signatures: A method and apparatus for generating a seismic source signal are provided for generating energy in the form of a plurality of time sequence vibratory signals, the vibratory signals being partitioned as a function of time and/or frequency, wherein each of the plurality of signals comprises a distinguishing signature. The... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20100157735 - Apparatus for creating pressure pulses in the fluid of a bore hole: An apparatus for creating pressure pulses in the fluid of a bore hole is described. The preferred embodiment takes the form of a mud pulser apparatus (10) having a signalling valve controlled by a variable pilot valve (34). The forces on the signalling valve are balanced and controlled by the... Agent: General Electric Company Ge Global Patent Operation

20100157736 - Method and apparatus for determining the topography of a seafloor and a vessel comprising the apparatus: A method and apparatus for determining the topography of a seafloor comprises providing a vessel (1) with a multibeam sonar device (5) and a pair of sidescan sonar devices (10) spaced apart rearwardly from the multibeam sonar device (5) on the vessel (2). The multibeam sonar device (5) transmits first... Agent: Sughrue Mion, PLLC

20100157737 - Microhydraulic fracturing with downhole acoustic measurement: Methods and related systems are described for measuring acoustic signals in a borehole during a fracturing operation. The system includes a downhole toolstring designed and adapted for deployment in a borehole formed within a subterranean rock formation. A downhole rock fracturing tool opens and propagates a fracture in the subterranean... Agent: Schlumberger K.k.

20100157738 - Sonic wave output device, voice communication device, sonic wave output method and program: There is provided a sonic wave output device comprising, a receiving unit to receive wireless signals transmitted from a certain signal source, a determination unit to determine a parameter value depending on a location of the signal source using the wireless signals received by the receiving unit and a sonic... Agent: Finnegan, Henderson, Farabow, Garrett & Dunner LLP

20100157739 - Multi-frequency, multi-beam acoustic doppler system: An acoustic Doppler system including an acoustic subsystem controller operatively connected to a plurality of acoustic transceivers, with a first of the plurality of acoustic transceivers, operating at a first acoustic frequency, operatively connected to a first group of at least one transducer, and a second of the plurality of... Agent: Thompson Hine L.L.P. Intellectual Property Group

20100157740 - Apparatus and method for controlling acoustic radiation pattern output through array of speakers: Provided are an apparatus and method for controlling an acoustic radiation pattern output through an array of speakers. The apparatus stores a plurality of filter values for forming a plurality of corresponding control patterns set in advance from an input signal. The apparatus forms a compensation control pattern such that... Agent: North Star Intellectual Property Law, PC

20100157741 - Acoustic isolator: An acoustic isolator for use with tubular assemblies such as drillpipe or production tubing comprising an acoustic wave transmitter, the acoustic isolator comprising, in series connection, an odd integer λ/4 multiple tuning bar of first acoustic impedance adjacent the acoustic wave transmitter, an odd integer λ/4 multiple reflector tube of... Agent: Klarquist Sparkman, LLP

20100149910 - Seismic array towing system: A system for a more efficient towing of a marine seismic array comprising one or more diverters attached to each lead-in cable. Because each lead-in cable has its own diverter, the need for dedicated towing ropes and taglines between lead-in cables is eliminated, thereby reducing the overall drag and fuel... Agent: Fulbright & Jaworski, LLP

20100149911 - Method for optimizing acoustic source array performance: A technique facilitates obtaining seismic data in a marine environment. An array of acoustic sources is deployed in a marine environment. The array can be utilized for creating acoustic pulses that facilitate the collection of data on subsea structures. The methodology enables optimization of acoustic source array performance to improve... Agent: Westerngeco L.L.C. Kevin Mcenaney,IPDept

20100149912 - System and method for reducing signature variation of seismic sources: A technique facilitates the reduction of seismic source signature variation during a seismic survey. The technique involves estimating an azimuth angle and/or a departure angle for one or more seismic source elements. The angles are used to determine adjustments, such as seismic source depth adjustments, able to reduce seismic source... Agent: Westerngeco L.L.C. Kevin Mcenaney,IPDept

20100149913 - Analysis of fracture networks: A method of analysing the dynamic behaviour of fracture networks in a seismic volume is provided. The method includes providing a plurality of seismic time lapse vintages of the same geological volume; identifying and parameterising fractures within fracture networks of each vintage; determining one or more distributions of fracture parameters... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20100149914 - Multi-frequency borehole imager: An apparatus for imaging an earth formation, the apparatus including: a logging instrument configured to be conveyed through a borehole penetrating the earth formation; a source of acoustic waves disposed at the logging instrument, wherein the source is configured to emit first acoustic waves having at least a first frequency... Agent: Cantor Colburn LLP- Baker Hughes Incorporated

20100149915 - Acquiring seismic vibrator signals having distinguishing signatures: A method and apparatus for generating a seismic source signal are provided for generating energy in the form of a plurality of time sequence vibratory signals, the vibratory signals being partitioned as a function of time and/or frequency, wherein each of the plurality of signals comprises a distinguishing signature. The... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20100149916 - Processing seismic vibrator signals having distinguishing signatures: A method and apparatus for generating a seismic source signal are provided for generating energy in the form of a plurality of time sequence vibratory signals, the vibratory signals being partitioned as a function of time and/or frequency, wherein each of the plurality of signals comprises a distinguishing signature. The... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20100149917 - Method for geophysical and geological interpretation of seismic volumes in the domains of depth, time, and age: A method of transforming geologic data relating to a subsurface region between a geophysical depth domain and a geologic age domain is disclosed. A set of topologically consistent surfaces is obtained that correspond to seismic data. The surfaces are enumerated in the depth domain. An age is assigned to each... Agent: Exxonmobil Upstream Research Company

20100149918 - Method for displaying geologic stress information and its application to geologic interpretation: A method for displaying geologic stress includes determining magnitudes and directions of principal stresses at at least one a selected location. An analog symbol is generated for each magnitude and direction of the principal stresses. The analog symbols include a magnitude descriptor and a direction descriptor. The analog symbols are... Agent: Schlumberger Oilfield Services

20100149919 - Downhole telemetry system: A downhole telemetry system usable with a subterranean well comprises at least one pressure pulse generator, at least one pressure transmitter located in the internal tubular annulus in the well head and at least one pressure transmitter located in the casing annulus near the well. The system comprises a packer... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20100149920 - Clutter signal filtering for doppler signal: Embodiments for filtering clutter signal from Doppler signal in an ultrasound system are disclosed. In one embodiment, a Doppler signal acquiring unit may transmit and receive ultrasound signals to and from a target object to acquire Doppler signal. A signal processing unit performs filtering upon the Doppler signal by using... Agent: Jones Day

20100149921 - Spatial correlation sonar method for high ships speeds: In an embodiment, a process measures a velocity of a vessel using a spatial correlation sonar hydrophone array. The process includes the step of selecting a correlation time such that a correlation occurs between an early pulse and a later pulse on a first hydrophone and a second hydrophone respectively,... Agent: Schwegman, Lundberg & Woessner, P.A.

20100149922 - Apparatus for generating seismic signals having distinguishing signatures: A method and apparatus for generating a seismic source signal are provided for generating energy in the form of a plurality of time sequence vibratory signals, the vibratory signals being partitioned as a function of time and/or frequency, wherein each of the plurality of signals comprises a distinguishing signature. The... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20100149923 - System and method for detecting obstacles for vehicles: The present invention refers to a system for detecting obstacles for vehicles, comprising at least one sensor able to transmit a detection signal and to receive an echo signal reflected off at least one obstacle, means of parametric evaluation of said received echo signal which comprise means of comparison between... Agent: Dykema Gossett PLLC

20100142315 - Assessment of the performance of ultrasound imaging systems: A phantom, and a method and system for scanning the phantom, is provided for assessing the performance of ultrasound scanners. The phantom has tissue mimicking material (TMM) sections with different backscatter properties. The resolution of the scanner is assessed by measuring the response of the system to a step change... Agent: Steptoe & Johnson LLP

20100142316 - Using waveform inversion to determine properties of a subsurface medium: A technique includes providing seismic data acquired in a seismic survey of a medium. The seismic data includes particle motion data. The technique includes modeling waves propagating through the medium during the survey as a function of at least one property of the medium and the seismic data. The technique... Agent: Westerngeco L.L.C. Kevin Mcenaney

20100142317 - Multi-vessel coil shooting acquisition: Methods for efficiently acquiring full-azimuth towed streamer survey data are described. The methods use multiple vessels to perform coil shooting.... Agent: Westerngeco L.L.C. Kevin Mcenaney

20100142318 - Simulating up-going pressure wavefield: Various methods for simulating up-going pressure wavefield data. In one implementation, a processing apparatus may receive pressure data from pressure sensors that may be installed on a first and second streamer of an over/under streamer pair. The processing apparatus may also receive velocity data from velocity sensors that may be... Agent: Westerngeco L.L.C. Kevin Mcenaney

20100142319 - Electromagnetic linear drive source for logging-while-drilling/wireline acoustic applications: An apparatus and method for providing a downhole acoustic source is disclosed. The acoustic source includes a piston configured to oscillate in an axial direction of the acoustic source and produce an acoustic signal in a medium in contact with an exterior surface of the piston, and an elastomer disposed... Agent: Madan & Sriram, P.C.

20100142320 - Vibroseis acquisition method: A method of performing a Vibroseis survey is described including the step of obtaining signals generated by activating vibratory sources at times T0 and T1, respectively, for a sweep period S and a listening time L such that T1<T0,S+L, wherein harmonic noise within the signals are attenuated using a first... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20100142322 - Adaptive wavefront reconstruction: A method for generating a synthetic seismogram. In one implementation, a ray tracing may be performed on a subsurface. The ray tracing may generate a plurality of rays. A first seismic wavefront by may be reconstructed by triangulating a first plurality of control points that correspond to the plurality of... Agent: Westerngeco L.L.C. Kevin Mcenaney

20100142321 - Hybrid modeling in the tau-p domain: A method for generating a synthetic seismogram. In one implementation, the method may include generating a first seismogram in a tau-p domain for a wavefront that moves through an overburden to an upper boundary of a reservoir. The first seismogram is based on a common shot point gather. The method... Agent: Westerngeco L.L.C. Kevin Mcenaney

20100142323 - Inversion of 4d seismic data: The invention is a method for inferring the saturation and pressure change of a reservoir by combining the information from 4D (time-lapse) seismic and time lag data volumes (7) derived from the 4D seismic, well logs (4), and reservoir simulation results (when simulator results are available) and featuring one or... Agent: Exxonmobil Upstream Research Company

20100142324 - Multi-state beamforming array: A sonar system and method of operating a sonar system are disclosed. In one embodiment, the sonar system comprises an array of transducers and a multiplexer configurable into a plurality of states. In one embodiment, the multiplexer, when in a first state, electrically couples a plurality of connections with the... Agent: Knobbe Martens Olson & Bear LLP

20100142325 - Mems microphone: s

20100142326 - Method for identifying gas leaks using a stationary seabed placed steered beamformed acoustic antenna with active narrow beam transmitter interrogation capability: A method for identifying position of acoustic source proximate sediments below the bottom of a body of water includes deploying a plurality of arrays of acoustic sensors on the bottom of the body of water. Each array includes a plurality of lines of acoustic sensors disposed in a substantially radial... Agent: Richard A. Fagin

20100142327 - Joint position-pitch estimation of acoustic sources for their tracking and separation: The invention relates to a method for localizing and tracking acoustic sources (101) in a multi-source environment, comprising the steps of recording audio-signals (103) of at least one acoustic source (101) with at least two recording means (104, 105), creating a two- or multi-channel recording signal, partitioning said recording signal... Agent: Sutherland Asbill & Brennan LLP

20100142328 - Projectile-detection collars and methods: User-wearable sensor arrays for use with projectile-detection systems, and methods of detecting a projectile with user-wearable sensor arrays.... Agent: Bae Systems

20100135111 - Systems and methods for minimally-invasive optical-acoustic imaging: An imaging guidewire can include one or more optical fibers communicating light along the guidewire. At or near its distal end, one or more blazed or other fiber Bragg gratings (FBGs) directs light to a photoacoustic transducer material that provides ultrasonic imaging energy. Returned ultrasound is sensed by an FBG... Agent: Schwegman, Lundberg & Woessner, P.A.

20100135112 - Methods and apparatus for acquisition of marine seismic data: Methods and apparatus for acquiring marine seismic data are described. One method comprises selecting tow depth of one or more marine seismic streamers based at least in part on lack of or presence of currents at different depths, and allowing the current to contribute to steering the streamers to desired... Agent: Westerngeco L.L.C. Kevin Mcenaney

20100135113 - Method for determining signal quality in dual sensor seismic streamer signals: A method for determining quality of signals acquired using marine seismic streamers having pressure responsive sensors and motion responsive sensors includes cross ghosting pressure responsive seismic signals and contemporaneously acquired motion responsive seismic signals. First filters are determined that cause the cross ghosted pressure responsive signals to substantially match the... Agent: E. Eugene Thigpen

20100135114 - Wavefield extrapolation modeling for internal multiple prediction: Methods for attenuating multiple reflections in seismic data by predicting the multiples using wavefield extrapolation modeling, which uses one-way wavefield propagation in both the up and down directions to predict internal multiples up to a specified order.... Agent: Westerngeco L.L.C. Kevin Mcenaney

20100135115 - Multiple anisotropic parameter inversion for a tti earth model: A method for determining values of anisotropic model parameters of a Tilted Transversely Isotropic (TTI) Earth model, the anisotropic parameters including P-wave velocity (Vp0) along a tilted symmetry axis, the Thomsen anisotropy parameters δ and ε (or η=(ε−δ)/(1+2δ)) representative of variations of wave velocities as a function of wave propagation... Agent: Chevron Corporation

20100135116 - 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 allows trapped miners to continually signal without physical effort that they have survived a cave-in or explosion in a... Agent: Battelle Memorial Institute

20100135117 - Downhole timing recovery and signal detection: The present invention relates to telemetry apparatus and methods, and more particularly to acoustic telemetry apparatus and methods used in the oil and gas industry. More specifically, the invention relates to a method for enhancing a received signal transmitted by acoustic telemetry through a drill string by modifying the received... Agent: Davidson Berquist Jackson & Gowdey, LLP Attn: Brian Siritzky, Ph.d.

20100135118 - Method of and system for determining distances between loudspeakers: The invention describes a method of determining the distance (d12) between two loudspeakers (L1, L2), wherein the method comprises the steps of providing a test signal (N), combining the test signal (N) with a sound signal (S) to give a combined signal (SN) in which the test signal is imperceptible... Agent: Philips Intellectual Property & Standards

20100135119 - Method, apparatus or software for determining the location of an acoustic emission emitter in a structure: A method, apparatus and software is disclosed in which the location of the origin of a received acoustic emission in a structure is calculated by triangulating the times of flight of the acoustic emission to a distributed set of sensors and using a predetermined acoustic model of the structure.... Agent: Nixon & Vanderhye, PC

20100135120 - Ground threat location for an aircraft: Systems and methods are provided for locating threats to an aircraft that are located on the ground. Associated bearings are determined from an aircraft for each of a plurality of detected shots from a threat at ground level. A plurality of pairs of bearings are selected, and a weight value... Agent: Tarolli, Sundheim, Covell & Tummino LLP

20100135122 - Underwater communications system comprising relay transceiver: An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data input. A digital data compressor compresses data to be transmitted. A modulator modulates compressed data onto a carrier signal. An electrically insulated, magnetic coupled antenna transmits the compressed, modulated... Agent: Goodwin Procter LLP Attn: Patent Administrator

20100135121 - Underwater communications system with adaptable carrier frequency: An underwater communications system is provided that transmits electromagnetic and/or magnetic signals to a remote receiver. The transmitter includes a data input. A digital data compressor compresses data to be transmitted. A modulator modulates compressed data onto a carrier signal. An electrically insulated, magnetic coupled antenna transmits the compressed, modulated... Agent: Goodwin Procter LLP Attn: Patent Administrator

20100135123 - Acoustic sensor element: A micromechanical acoustic sensor element, which has at least one diaphragm and at least one fixed counter element, the diaphragm being situated in a cavity between a substrate and the counter element and acting as movable electrode of a capacitor system, the counter element acting as first fixed counter electrode... Agent: Kenyon & Kenyon LLP