Communications, electrical: acoustic wave systems and devices inventions 07/08

20080181055 - Cable clamping sleeve for ocean bottom seismic recording system: 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: HoustonIPDepartment Jackson Walker L.L.P.

20080181056 - Method for real time matched field processing: A method for utilizing a matched field-processing algorithm employing a number of sensors wherein the sensor output is the measured acoustic data as the first input and is translated to a frequency by applying a Fourier transform to a set of time samples as a data vector output. A replica... Agent: Naval Undersea Warfare Center Division Newport

20080181057 - Pseudorover gps receiver: A network distributed seismic data acquisition system comprises seismic receivers, connected to remote data acquisition modules, receiver lines, base line modules base lines, a central recording system and a seismic source event generation unit. A Global positioning system antenna is positioned at many or all seismic receiver take-out points. Each... Agent: W. Allen Marcontell

20080181058 - Sound determination method and sound determination apparatus: A sound determination apparatus receives acoustic signals by a plurality of sound receiving units, and generates frames having a predetermined time length. The sound determination apparatus performs FFT on the acoustic signals in frame units, and converts the acoustic signals to a phase spectrum and amplitude spectrum, which are signals... Agent: Kratz, Quintos & Hanson, LLP

20080175097 - Active steering for marine sources: A seismic survey system includes a winch having a winch cable coupleable to a source array towable between two deflected lead-ins, a positioning system for determining a current position of the source array and a controller for adjusting the winch to modify the current position of the source array to... Agent: Westerngeco L.l.c. Jeffrey E. Griffin

20080175098 - System for noise attenuation in marine seismic streamers: A marine seismic streamer section has at least one strength member positioned in the streamer section, a solid material, which may be a soft compliant solid material, substantially filling the marine seismic streamer section around the strength member; and means for mechanically decoupling the strength member from the solid material.... Agent: E. Eugene Thigpen Petroleum Geo-services, Inc.

20080175099 - Fluid characterization from acoustic logging data: A method and system for fluid characterization in an underground formation surrounding a borehole are provided. Acoustic signals are transmitted and received in the borehole. The received acoustic signals are processed to obtain at least one attribute of formation mobility. Formation fluid is characterized based on a change of the... Agent: Schlumberger K.k.

20080175100 - Tube-wave seismic imaging: The detailed analysis of cross well seismic data for a gas reservoir in Texas revealed two newly detected seismic wave effects, recorded approximately 2000 feet above the reservoir. A tube-wave (150) is initiated in a source well (110) by a source (111), travels in the source well (110), is coupled... Agent: Fulbright & Jaworski Market Square

20080175101 - 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

20080175102 - Method for detecting air gun faults in a marine seismic source array: A method for determining a fault in a seismic air gun includes comparing a near field seismic signal measured during operation of the air gun to a reference near field signal and determining the existence of a fault in the air gun when a difference between the measured near field... Agent: E. Eugene Thigpen Petroleum Geo-services, Inc.

20080170466 - Reduction of tool eccentricity effects on acoustic measurements: A system for measuring an acoustic property of material penetrated by a well borehole. The system uses a borehole logging tool comprising preferably one acoustic transmitter and preferably a plurality of acoustic receivers. An independent measurement is used to determine azimuthal orientation of the tool within the borehole. Firings of... Agent: Wong, Cabello, Lutsch, Rutherford & Brucculeri, L.L.P.

20080170467 - System for measuring stress in downhole tubulars: An apparatus for evaluating a tubular in a borehole of includes at least two electromagnetic acoustic transducers. The transducers are configured to generate and receive first and second acoustic waves in the tubular. A difference in velocity of the two acoustic waves is indicative of a stress field in the... Agent: Madan, Mossman & Sriram, P.C.

20080170468 - Method for processing at least two sets of seismic data: This invention relates to a method for processing at least two seismic data sets (10, 20), each data set comprising several seismic traces (i, j) grouped by bins (Bi, Bj) and by offset classes (Oi, Oj), the method including the following steps: calculating at least one attribute (a(i, j)) characteristic... Agent: David M. Ostfeld Adams And Reese

20080170469 - Stabilizing remote clocks in a network: The present invention utilizes signals such as interrogate commands generated from a Master Clock or other High Precision Clocks in a distributed sensor data acquisition system featuring a communications network (such as a land/transition zone seismic data acquisition system) to stabilize the oscillator (timing cycle) frequency of Remote Clocks elsewhere... Agent: W. Allen Marcontell

20080170470 - Extended-range ultrasonic distance measuring apparatus and methods of using the same: This invention provides a method and device to enlarge the scope of ultrasonic measurement. It adopts two-way or more than two-way ultrasonic, and measures the distance in two or more than two directions, especially it can measure the sum distance of two directions directly. Thus the distance value could reach... Agent: Matthias Scholl

20080170471 - Localization of a non-destructive testing probe: i

20080170472 - Method and system for locating a wave source within a defined area: A method and system for locating a sound source within a defined area in which the sound data is collected with a plurality of spaced apart microphones. The sound data received by the microphones is processed to form a cross spectral density matrix containing vectors of cross correlations and auto... Agent: Gifford, Krass, Sprinkle, Anderson & Citkowski, P.C.

20080170473 - Hybrid electromagnetic-acoustic distal targeting system: A data transmission system connected to a bone implant has an extra-corporeally arranged external transmitting unit an implantable internal first receiving unit adapted to be actuated by the external transmitting unit. An internal transmitting unit is adapted to be coupled and implanted to the implant. A second transmission section is... Agent: Lerner, David, Littenberg, Krumholz & Mentlik

20080165617 - Methods of and systems for continually measuring the range between mobile underwater vehicles carrying acoustical signal transmitters and remotely deployed synchronized underwater acoustical receivers provided with signal processing for continually determ: Invention relates to a novel method of and system for ranging between an acoustic source carried on an unmanned or autonomous undersea mobile vehicle (UUV or AUV) and preferably a plurality of hydrophone receivers remotely deployed from the vehicle in predetermined patterns, generally suspended from sonobuoys equipped with above-the-sea relay... Agent: Rines & Rines

20080165618 - Three-dimensional deghosting: The method presented accounts for three-dimensional effects when deghosting marine seismic data. The method relies on having second-order spatial derivatives in the cross-line direction available. The second-order cross-line derivative can be estimated directly or through indirect measurements of other wavefield quantities and by using wave-equation techniques to compute the desired... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20080165619 - Estimation of stress and elastic parameters: Various implementations described herein are directed to estimating stresses and elastic parameters in a formation based on seismic data. In one implementation, wide azimuth seismic data may be used to derive anisotropic elastic parameters. Furthermore, stresses may be calculated using a geomechanical earth model, followed by deriving anisotropic elastic parameters... Agent: Westerngeco L.L.C. Jeffrey E. Griffin

20080165620 - Obstacle sensor having supersonic sensor: An obstacle sensor includes: a supersonic sensor for detecting an obstacle in a first range, the supersonic sensor including a substrate, a transmission device and a reception device disposed on the substrate; a detection element for detecting the obstacle in a second range; and a case. The reception device includes... Agent: Posz Law Group, PLC

20080165621 - Systems and methods of identifying/locating weapon fire including return fire, targeting, laser sighting, and/or guided weapon features: A system and method for detecting, identifying, and fixing the location of the source of an acoustic event. The inventive system includes: a plurality of sensors dispersed at somewhat regular intervals throughout a monitored area; a communication network adapted to deliver information from the sensors to a host processor; and... Agent: Dla Piper US LLP

20080165622 - Audio system and related method integrated with ultrasound communication functionality: Audio system and related method integrated with ultrasound communication functionality are provided. A communication transmitting device of proposed invention modulates a communication signal of communication functionality to a high-frequency sound and transmits the high-frequency sound by an ordinary audio transmitter. A communication receiving device of proposed invention receives the high-frequency... Agent: Wpat, PC

20080159071 - Microwave transponder: The invention relates to a radio transponder (200) for reception and retransmission of electromagnetic energy, particularly in the microwave range. The transponder comprises a connection (210) to an antenna, a control circuit for modulation (260), a detector (250), a delay element (240) and a first semiconductor switch (220). The transponder... Agent: Schwegman, Lundberg & Woessner, P.a.

20080159072 - Device for the automatic detection of the movement of objects: The invention is characterised in that the device comprises a spring system (1) comprising two symmetrical blades (3, 3A) each formed by an upper wing (5, 5A) and of a lower wing (6, 6A) articulated between one another and forming at rest an obtuse angle, wherein these blades are positioned... Agent: Wolf, Block, Shorr And Solis-cohen LLP

20080159073 - Wettability from electro-kinetic and electro-osmosis measurements: Methods and devices are provided for investigating an earth formation use electro-kinetics and/or electro-osmosis measurements. In one example, the method includes creating a pressure difference in the earth formation proximate to a wellbore; measuring a generated electro-kinetic property of the earth formation proximate to the wellbore, the generated electro-kinetic property... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20080159074 - System and method for quality control of noisy data: Disclosed is a method for evaluating seismic data, the method including identifying seismic data sets which are homogeneous; and identifying noise in the data sets by at least one of performing a macro analysis of the data sets to identify noise components; performing a correlation analysis of the data sets... Agent: Cantor Colburn LLP- Baker Atlas

20080159075 - 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 the source and receiver to a common reference time frame and determining a time in... Agent: Schlumberger Technology Corporation David Cate

20080159076 - Seismic data processing method and system for migration of seismic signals incorporating azimuthal variations in the velocity: A method and system for seismic data processing utilizes azimuthal variations in the velocity of seismic signals. The system and method utilizes a plurality of seismic energy sources that are located at known positions at the surface of the earth. The seismic energy sources generate seismic signals that propagate downward... Agent: Gardere Wynne Sewell LLP Intellectual Property Section

20080159077 - Cable link for a wellbore telemetry system: A cable link may include a first link connector in signal communication with at least one sensor in a drill string and coupled to the drill string, a second link connector spaced apart from the first link connector and in signal communication with a telemetry system, the second connector link... Agent: Schlumberger Oilfield Services

20080159078 - Systems and methods for determining shooter locations with weak muzzle detection: Systems and methods for locating the shooter of supersonic projectiles are described. The system uses at least five, preferably seven, spaced acoustic sensors. Sensor signals are detected for shockwaves and muzzle blast, wherein muzzle blast detection can be either incomplete coming from less than 4 sensor channels, or inconclusive due... Agent: Ropes & Gray LLP

20080159079 - Remotely operable game call or monitoring apparatus: A came call and/or monitoring apparatus is disclosed that includes a handheld central unit and one or more remote modules. The central unit includes a user input and a display screen, and communicates with the remote module(s). Each remote module is capable of generating a game call, taking an image,... Agent: Miller, Matthias & Hull