Communications, electrical: acoustic wave systems and devices inventions 03/07

20070070808 - Method and apparatus for seismic data acquisition: A marine seismic exploration method and system comprised of continuous recording, self-contained ocean bottom pods characterized by low profile casings. An external bumper is provided to promote ocean bottom coupling and prevent fishing net entrapment. Pods are tethered together with flexible, non-rigid, non-conducting cable used to control pod deployment. Pods... Agent: Mark A. Tidwell Jackson Walker L.l.p

20070070809 - Method for normalizing signals in a cement bond logging tool: A longitudinally segmented acoustic transducer for a cement bond logging (CBL) tool having a plurality of adjoining PZT ring-like segments driven synchronously in parallel by one or more pulses and caused to vibrate in an anti-resonant mode, substantially below the resonant frequency of an individual segment when used in a... Agent: Whitaker, Chalk, Swindle & Sawyer, LLP

20070070810 - Method for processing signals in a cement bond logging tool: A longitudinally segmented acoustic transducer for a cement bond logging (CBL) tool having a plurality of adjoining PZT ring-like segments driven synchronously in parallel by one or more pulses and caused to vibrate in an anti-resonant mode, substantially below the resonant frequency of an individual segment when used in a... Agent: Whitaker, Chalk, Swindle & Sawyer, LLP

20070070811 - Multiple tracks scanning tool: A circumferential borehole logging system having a rotating head, wherein the rotating head is provided with more than one transducer. The transducers can be disposed at equidistant apart, or at some other angular value. The number of transducers can range from two up. The logging speed of the system is... Agent: Gilbreth Roebuck Bynum Derrington Schmidt Walker & Tran, LLP

20070070812 - Positioning system using ultrasonic waves and method for operating the same: Provided are a positioning system using ultrasonic waves and a method for controlling the positioning system. The method for controlling a positioning system installs a plurality of ultrasonic satellites generating ultrasonic signals to position a mobile. The method sequentially gives satellite identification numbers to the plurality of ultrasonic satellites, generates... Agent: Knobbe Martens Olson & Bear LLP

20070070813 - Housing for accommodating an audio device for underwater use: A housing comprises a rigid container and a lid adapted to fit the rigid container, wherein the rigid container is adapted to accommodate an audio device. A hub with an external recess is formed at an end of the housing. A latch has a buckle and a chuck, wherein the... Agent: Troxell Law Office PLLC

20070070814 - Method and apparatus for acoustic system having a transceiver module: An acoustic method and apparatus for an acoustic system use a transceiver module, which can transmit to a transmit acoustic element of a transmit sonar array and receive from a receive acoustic element of a receive sonar array in accordance with a common transmit/receive control signal.... Agent: Raytheon Company C/o Daly, Crowley, Mofford & Durkee, LLP

20070070815 - Circuit adapted for pressure-sensitive switch and its use in a hydrophone array: The present invention is directed to a circuit incorporating a pressure-sensitive switch that operates in a normally-open position and disables an associated survey sensor (e.g. a hydrophone) at predetermined depths. The circuit comprises a non-mechanical switch connected in series with the sensor and also connected to the pressure-sensitive switch so... Agent: Francis J. Caufield

20070070816 - Sonic instrumentation apparatus and method for cement bond logging: A longitudinally segmented acoustic transducer for a cement bond logging (CBL) tool having a plurality of adjoining PZT ring-like segments driven synchronously in parallel by one or more pulses and caused to vibrate in an anti-resonant mode, substantially below the resonant frequency of an individual segment when used in a... Agent: Whitaker, Chalk, Swindle & Sawyer, LLP

20070064525 - Marine transponder: The invention provides a marine transponder 100 comprising a position module 102, a satellite uplink module 104 and a microcontroller 106, the microcontroller being operable at intervals to activate the position module 102 for providing a location reading and to activate the satellite uplink module 104 for transmission of the... Agent: Foley And Lardner LLP Suite 500

20070064526 - Automatic systems and methods for positioning marine seismic equipment: Systems and methods for automatic steering of marine seismic towing vessels are described. One system comprises a towing vessel, a seismic source, and optionally one or more seismic streamers towed by the towing vessel; a steering sub-system for steering the vessel, the sub-system including a vessel steering algorithm for calculating... Agent: Westerngeco L.L.C.

20070064527 - Normally closed pressure-sensitive hydrophone switch: A pressure-sensitive switch comprising an electrically-insulating base member having front and back surfaces with a through opening extending between the two at the center of the base member. Two electrodes are mounted on the base member's front surface and each have an electrically-conductive contact surface. A flexible diaphragm has its... Agent: Francis J. Caufield

20070064528 - Marine seismic streamer and method for manufacture thereof: A seismic streamer includes a jacket covering an exterior of the streamer. At least one strength member extends along the length of the jacket. The strength member is disposed inside the jacket. Seismic sensors are disposed at spaced apart locations along the interior of the jacket. An acoustically transparent material... Agent: E. Eugene Thigpen Petroleum Geo-services, Inc.

20070064529 - Method for obtaining a seismic wavelet using seismic data and well logs in a deviated well: A method for obtaining a seismic wavelet using seismic data in a deviated well includes the steps of: (a) extracting seismic data along the well path; (b) calculating the well path in the time domain; (c) extracting a window of seismic data in the time domain along the well path... Agent: Dorr, Carson & Birney, P.C. One Cherry Center

20070064530 - Method for processing a record of seismic traces: An apparatus and method for processing a record of seismic traces. The method includes receiving the record of seismic traces in a time-offset domain, transforming the record of seismic traces to a tau-p domain, applying a zero offset inverse Q algorithm to the record of seismic traces in the tau-p... Agent: Westerngeco L.L.C.

20070064531 - Non-linear seismic trace matching to well logs: A method and apparatus for seismic trace matching to well logs.... Agent: Haynes And Boone, LLP

20070064532 - Drill noise seismic data acquisition and processing methods: A method of acquiring seismic data that includes deploying a first array of seismic receivers and a second array of seismic receivers, and simultaneously receiving drill noise seismic energy produced as a wellbore is drilled relatively near the first and second arrays of seismic receivers using the first and second... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20070064533 - System and methods for enhancing an image of post-stack seismic data with pre-stack seismic data features: A system and methods for enhancing an image of post-stack seismic data, with pre-stack seismic data features, and displaying the enhanced image with the image of the post-stack seismic data are disclosed.... Agent: Crain, Caton & James

20070064534 - Automatic trace determination method: An automatic trace determination process comprises the steps of: determining whether an inspection line connecting between two points that are to be a starting point and an end point intersects with other traces or not; when the inspection line intersects with other traces, determining a straight line section connecting between... Agent: Chadbourne & Parke LLP

20070064535 - Method for estimating and reconstructing seismic reflection signals: A method for reconstructing seismic data signals of poor quality to improve the signal-to-noise ratio of the data for display and analysis in connection with the selection of drilling sites for recovery of hydrocarbons. The method includes providing a signal model by applying a Karhunen-Loeve transform to selected input seismic... Agent: Abelman, Frayne & Schwab

20070064536 - Ground information processing method, ground information processing system, and earth resources system: By nondestructively detecting a condition of ground 3 to be surveyed by using surface wave exploration means 4, using data analysis means 5 to calculate an S-wave velocity structure of the ground based on data detected by the surface wave exploration means 4, identifying a soil phase distribution of the... Agent: Apex Juris, PLLC Tracy M Heims

20070064537 - Method for improved sonar velocity processing: A method of estimating velocity with a correlation SONAR that provides an improved velocity estimate due to a reduction in random and bias errors is disclosed. The method generates a velocity estimate based on a weighted average of pulse-pairs that includes processing of those pulse-pairs based on an optimal correlation... Agent: Demont & Breyer, LLC

20070064538 - Sonar antenna: This invention concerns a sonar antenna. The sonar antenna comprises an axially symmetric acoustic surface having the cross-sectional form of a generally U-shaped curve of non constant curvature. The curve is shaped to allow continuous coherent ensonification such that the power in the echo returned from a uniform flat sea... Agent: Fish & Richardson, PC

20070064539 - Generating acoustic waves: An example method for generating acoustic waves is disclosed. The example method includes activating at least one driver, transmitting force from the at least one driver to at least one moment arm, and transferring force from the at least one moment arm to at least one plate, thereby causing the... Agent: John W. Wustenberg

20070058487 - System and method for imaging and tracking contacts within a medium: A system for processing one or more detection signals from an acoustic signal detection system to image and track one or more contacts within a medium including a computer configured to receive the detection signal and a computer readable medium operatively coupled to the computer, that is capable of applying... Agent: Fish & NeaveIPGroup Ropes & Gray LLP

20070058488 - Sonar system and process: A sonar system and method of use capable of discriminating a direct acoustic signal present at 60 dB or more above the acoustic echo signal.... Agent: Kelley Drye & Warren LLP

20070058489 - Dynamic underwater position tracking of small objects: A system, method and program product for tracking the depth of small objects in which a transmitter is connected to a fishing line. The transmitter includes a sensor for measuring water pressure and transmits the pressure measurements to a receiver at a location remote from said transmitter. A signal processing... Agent: Floyd A. Gonzalez

20070053239 - Sonar localisation: Described herein is sonar localisation apparatus which comprises a plurality of acoustic transducers (6) arranged to define at least two end fire arrays (2, 4) each of which produces a sonar beam (10, 12) suitable for the detection of objects in the near field.... Agent: Crowell & Moring, LLP