SEARCH:      Monitor Keywords |  Custom RSS

Communications, electrical: acoustic wave systems and devices July cataloged USPTO category listing 07/07

20070171769 - Self calibrating shooter estimation: Shockwave-only solutions that estimate shooter position and shot trajectory are extremely sensitive to the quality and precision of the shock time-of-arrival (TOA) measurements as well as the accuracy to which relative sensor positions in space are known. Over the life of a long-deployed system, the sensor positions can shift and... Agent: Fish & NeaveIPGroup Ropes & Gray LLP

20070165486 - Methods and systems for efficiently acquiring towed streamer seismic surveys: Methods and systems for efficiently acquiring towed streamer marine seismic data are described. One method and system comprises positioning a plurality of source-only tow vessels and one or more source-streamer tow vessels to acquire a wide- and/or full-azimuth seismic survey without need for the spread to repeat a path once... Agent: Westerngeco L.L.C.

20070165487 - Methods and apparatus for borehole sensing including downhole tension sensing: The present disclosure provides, among other things, apparatuses and methods for sensing subsurface data. One embodiment comprises borehole conveyance system tool, the borehole conveyance system tool comprising a conveyance, a sensor array disposed on the conveyance, and an acquisition electronics section disposed on the conveyance distal of the sensor array.... Agent: Schlumberger K.k.

20070165488 - Method and apparatus for spread spectrum distance and velocity profile measurement: A method and apparatus for spread spectrum distance and for spread spectrum velocity profile measurement is provided where the short pulse of traditional ultrasonic and radar level gauges is replaced by low peak power direct sequence spread spectrum (DSSS) modulated energy. An echo sequence subtraction process is provided that increases... Agent: George R. Schultz Schultz & Associates, P.C.

20070165489 - Underwater sounding method and apparatus: Methods and apparatuses process signals. The method according to one aspect of the present invention receives a first signal; obtains a second signal and a third signal from the first signal, wherein a gain of the second signal is smaller than a gain of the third signal; detects saturation in... Agent: Birch Stewart Kolasch & Birch

20070159921 - Method of wide azimuth seismic aquisition: According to a preferred aspect of the instant invention, there is provided a system and method for acquiring seismic data in a marine environment, wherein at least two source vessels are used in conjunction with a recording vessel which tows a plurality of hydrophone cables. Preferably, the source vessels will... Agent: Carol Wilson Bp America Inc.

20070159922 - 3-d sonar system: A 3-dimensional sonar system having a fixed frame of reference including a transmitter and receiver array. The system may include a single ping processor for processing received echoes from a single transmission including methods to match filter sonar sensor data, to optionally compensate for self Doppler, beamform sonar sensor data,... Agent: Brown, Rudnick, Berlack & Israels, LLP.

20070159923 - Acoustic lure tracking system: A fishing lure tracking system includes a sending unit which sends a coded acoustic signal to a hydrophone attached to a fishing vessel to provide a signal correlating to the depth of the sending unit in a body of water. The sending unit is arranged on a fishing line adjacent... Agent: Laubscher & Laubscher, P.C.

20070159924 - Acoustic location and enhancement: A method of locating an acoustic source, the method comprising sampling said acoustic source at a plurality of acoustic receivers having different locations, each acoustic receiver time-stamping a respective received acoustic sample using a system time, each acoustic receiver sending said time-stamped acoustic sample to a central controller, the central... Agent: Agilent Technologies Inc.

20070159925 - Lorentz acoustic transmitter for underwater communications: Described is a device for generating an acoustic signal in an electrically conductive medium such as salt water. The device of the present invention has a broadband frequency response and supports high bandwidth data transmission. Reliability is improved in comparison to conventional underwater acoustic transmitters as the device includes no... Agent: Guerin & Rodriguez, LLP

20070153626 - Method and apparatus for investigating a borehole with a caliper: Embodiments of the present invention relate to a caliper and method for mapping the dimensions and topography of a formation such as the sidewall of a borehole. Examples of formations in which embodiments of the invention can be used include, but are not limited to, an oil, gas, pile borehole... Agent: Saliwanchik Lloyd & Saliwanchik A Professional Association

20070153627 - Methods and apparatus of source control for sequential firing of staggered air gun arrays in borehole seismic: Methods and apparatus for controlling seismic source firings are disclosed. The methods and apparatus enable firing of seismic sources to increase pressure wave amplitude. Some methods and apparatus reduce ghosting and align first pressure peaks of multiple seismic sources. The multiple seismic sources may be fired sequentially according to active... Agent: Schlumberger K.k.

20070153628 - Enhanced noise cancellation in vsp type measurements: A method and system for acquiring seismic data while conducting drill string operations in a wellbore. The seismic receiver combination set comprises a combination of orthogonal geophones and accelerometers, and an array of hydrophones.... Agent: Madan, Mossman & Sriram, P.C.

20070153629 - 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, 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 second... Agent: Gowling Lafleur Henderson LLP

20070153630 - Seismic sensitive cable and a seismic sensitive ribbon for detecting intruders over long lines: A seismic sensitive cable and a seismic sensitive ribbon for detecting introducers over long lines has a plurality of miniature geophones each having three conductors extending therefrom, three lines connecting the conductors of the geophones in parallel with one another, an elastic sheath covering the lines and extending in a... Agent: Ilya Zborovsky

20070153631 - Six-component seismic data acquisition system: A seismic data acquisition system includes a plurality of sensors which are arranged so they can be used to measure translation movements of a medium with three independent spatial components and of the rotation movements around each of the three independent spatial components, thus forming a six-component system.... Agent: Foley And Lardner LLP Suite 500

20070153632 - Capacitive ultrasonic transducer and method of fabricating the same: A capacitive ultrasonic transducer includes a first electrode, an insulating layer formed on the first electrode, at least one support frame formed on the insulating layer, and a second electrode formed spaced apart from the first electrode, wherein the first electrode and the second electrode define an effective area of... Agent: Akin Gump Strauss Hauer & Feld L.L.P.