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

20080205191 - Methods and apparatus of source control for synchronized firing of air gun arrays with receivers in a well bore in borehole seismic: Methods and apparatus for generating borehole seismic surveys are disclosed. The methods and apparatus enable more accurate surveys than previous surveying systems. In some embodiments, firing of remote seismic sources is synchronized with data recording in a borehole. In some embodiments, the synchronization is based on a universal time standard.... Agent: Schlumberger K.k.

20080205192 - Deflector devices: A deflector device (22) for use with a tow line between a seismic survey vessel and a tow, in particular a seismic streamer or streamer array, in the water behind the vessel comprises a vertically oriented wing-shaped body (28) shaped to produce in use a sideways force which urges the... Agent: Westerngeco L.l.c. Jeffrey E. Griffin

20080205193 - Method for continuous sweeping and separation of multiple seismic vibrators: A method for simultaneously operating multiple seismic vibrators using continuous sweeps (little or no “listening” time between sweeps) for each vibrator, and recovering the separated seismic responses for each vibrator with the earth signature removed. Each vibrator is given a unique, continuous pilot signal. The earth response to the motion... Agent: J. Paul Plummer (corp-urc-sw 337) Exxonmobil Upstream Research Company

20080205194 - Sonar scanner: Detecting an object using sound waves includes outputting a sound wave from a transducer, receiving an echo after outputting the sound wave, obtaining a threshold value based on the echo and plural other echoes that are within a predetermined range of the echo, and determining if the echo is a... Agent: Fish & Richardson Pc

20080205195 - Method of amplitude modulating a message signal in the audible frequency range onto a carrier signal in the ultrasonic frequency range: This invention relates to signal processing and to acoustics. The invention provides a method of amplitude modulating a message signal (12) in the audible frequency range of a human onto a carrier signal (14) in the ultrasonic frequency range, the method including generating an amplitude modulated signal (20.1) having a... Agent: Millen, White, Zelano & Branigan, P.c.

20080205196 - Method for selective bandlimited data acquisition in subsurface formations: The method for exploring desired characteristics of a subsurface sector, having at least one resonant frequency, is based on selectively transmitting suitable narrowband energy waves into the subsurface sector, thereby producing narrowband signals reflected off the subsurface sector. The transmitted narrowband energy waves can be selectively and optimally adjusted in... Agent: Foley And Lardner LLP Suite 500

20080198694 - Patch test for 3d sonar data: A method of automatically performing a patch test for a sonar system is disclosed, where data from a plurality of overlapping 3D sonar scans of a surface as the platform is moved are used to compensate for biases in mounting the sonar system on the platform.... Agent: Rodney T. Hodgson, Ph.d.

20080198695 - System and method for using acoustic field parameters for communication: A system and a method for conveying data using the vector components of the acoustic field, in addition to the scalar component is described. Receivers capable of determining the transmitted data values by measuring one or more parameters of an acoustic field are utilized. Measured parameters of the acoustic field... Agent: Kaplan Gilman Gibson & Dernier L.L.P.

20080192569 - Marine vessel working deck for handling of shallow water ocean bottom seismometers: 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: Houston Ip Department Jackson Walker L.l.p.

20080192570 - Lateral force and depth control device for marine seismic sensor array: A lateral force and depth control device for a seismic streamer includes an inner housing including a coupling at each longitudinal end thereof. The couplings are configured to mate with a corresponding coupling at a longitudinal end of a streamer segment. The device includes an outer housing rotatably supported on... Agent: E. Eugene Thigpen Petroleum Geo-services, Inc.

20080192571 - System for combining signals of pressure sensors and particle motion sensors in marine seismic streamers: Signals of pressure sensors and particle motion sensors located in marine seismic streamers are combined to generate a seismic wavefield. At least a part of the particle motion sensor signal is calculated from a recorded pressure signal and the calculated at least a part of the particle motion sensor signal... Agent: E. Eugene Thigpen

20080192572 - Method for processing borehole seismic data: Seismic data recorded by subsurface seismic sensors placed in a borehole, such as an oil or gas well, are transformed via a process of upward wavefield propagation to pseudo-receivers at the surface of the earth. The seismic data thus transformed can be processed as though the data had been recorded... Agent: David Arthur Walker (the Walker Law Firm) C/o Spectraseis Ag

20080192573 - Distance measurement method and device using ultrasonic waves: The present invention provides a method of and an apparatus for measuring a distance using an ultrasonic wave. The method comprises steps of receiving through an ultrasonic sensor a signal generated from an ultrasonic transmitter according to a signal of ultrasonic transmission time, amplifying the received signal, filtering a high-frequency... Agent: Ipla P.a.

20080192574 - Gunshot detection sensor with display: A system for locating and identifying an acoustic event such as gunfire. The inventive system employs a plurality of man wearable acoustic sensors for detecting gunfire, each acoustic sensor having a display associated therewith for displaying information concerning the acoustic event to a user. In preferred embodiments, the sensor includes... Agent: Dla Piper Us LLP

20080192575 - Method, apparatus and computer program product for providing a sonar history: An apparatus for providing a sonar history includes a storage media and a function execution element. The storage media may be configured to store information associated with sonar signal data to thereby create a continuous record. The function execution element may be configured to receive an instruction from a user... Agent: Alston & Bird LLP

20080192576 - Water submersible communications devices and methods for using the same: A water submersible communications device for use on a body of water includes a housing and a communications module. The housing has a geometric centroid. The housing is submersible in and floatable on the body of water. The communications module is mounted on and/or in the housing. A center of... Agent: Myers Bigel Sibley & Sajovec

20080192577 - Acoustic and magnetostrictive actuation: Provided is a system for characterizing complex acoustic waves having: means to read an existing configuration file containing saved parameters or create a new configuration file with no previous parameters; means for defining an actuation carrier, selecting the wave shape, and specifying the associated parameters; means for defining the propagation... Agent: Charles Saron Knobloch

20080192578 - System and method for manipulating insect behavior: A method and system for detecting the presence of subterranean termites, involving use of a thermal imaging camera to scan the structure before installation of an acoustic sensor in order to quickly locate potential areas of subterranean termite infestation, and an acoustic sensor in the form of an accelerometer or... Agent: Susan B. Fentress

20080192579 - Method and apparatus for hydrophone array fault detection and exclusion: A system is disclosed that provides an improvement in detecting a faulty hydrophone channel in a hydrophone array. The disclosed technique operates on pairs of hydrophones or, to generalize, on groups of two or more hydrophones; this is in contrast with operating on only one hydrophone at a time. As... Agent: Demont & Breyer, Llc

20080186803 - Fluid filled sensor mount for gel-filled streamer and streamer made therewith: A seismic streamer includes a jacket covering an exterior of the streamer. At least one strength member extends along the length of the jacket inside the jacket. At least one seismic sensor is disposed inside the jacket. The seismic sensor is disposed in a mount. The mount defines a sealed,... Agent: E. Eugene Thigpen Petroleum Geo-services, Inc.

20080186804 - Processing seismic data: A method of determining a vertical component of particle velocity from seismic data acquired using at least one receiver disposed within a water column comprises determining the vertical component of particle velocity from the pressure at a first location and a second location. The first location is the location of... Agent: Westerngeco L.L.C. Jeffrey E. Griffin

20080186805 - Apparatus and method for determining drilling fluid acoustic properties: Aspects of this invention include a downhole tool having first and second radially offset ultrasonic standoff sensors and a controller including instructions to determine at least one of a drilling fluid acoustic velocity and a drilling fluid attenuation coefficient from the reflected waveforms received at the standoff sensors. The drilling... Agent: W-h Energy Services, Inc.

20080186806 - Apparatus and method for compressing seismic data: A seismic data acquisition method is provided that includes receiving seismic signals at a sensor; sampling the received seismic signals into a plurality of samples, each sample having a selected number of bits (“bit length”); arranging the samples in packets, wherein some of the packets include one or more compressed... Agent: Paul S Madan Madan, Mossman & Sriram, PC