Communications, electrical: acoustic wave systems and devices inventions 04/07

20070091719 - System and method for determining positions of towed marine seismic streamers: A system comprises a plurality of acoustic transmitters, mounted inside the streamers, adapted to transmit broadband signals having low cross-correlation between the signals of different transmitters; a plurality of acoustic receivers, mounted inside the streamers, adapted to receive the signals from the transmitters; at least one processor adapted to cross-correlate... Agent: E. Eugene Thigpen Petroleum Geo-services, Inc.

20070091720 - Systems, methods, and apparatuses for coarse-sensing modules: Systems, methods, and apparatuses are provided for coarse-sensing modules that are operative for providing initial determinations of spectrum occupancy. The coarse-sensing modules may include a wavelet waveform generator providing a plurality of wavelet pulses, and a multiplier that combines the wavelet pulses with an input signal to form a correlation... Agent: Sutherland Asbill & Brennan LLP

20070091721 - Method of seismic surveying: The present invention provides a seismic surveying method in which vibrators in a first vibrator group are actuated at time T0 and vibrators in a second vibrator group are actuated at time T1, where T0<T1<T0+S1+L and S1 is the sweep time of the first group and L is the listening... Agent: Schlumberger-doll Research Attn: Intellectual Property Law Department

20070091722 - System and method for wireless data collection from seismic recording buoys: A seismic data acquisition telemetry system includes a seismic vessel including a data recording system thereon. The system includes a seismic data gathering unit in operative connection with at least one seismic sensor. The system includes a first antenna disposed on the seismic vessel and a second antenna disposed on... Agent: E. Eugene Thigpen Petroleum Geo-services, Inc.

20070091723 - Method of signal processing for high resolution bathymetric sidescan sonar: A processing method of this invention relates to an angle of arrival estimation technique, where by a high resolution bathymetric sidescan sonar signal process method it measure the micro-geomorphy of the sea bottom. This is the multi-subarray sub-space fitting method. The invention shows that when the array elements number is... Agent: Venable LLP

20070091724 - Tunable optical assembly with vibration dampening: An optical assembly is formed by one or more piezoelectric fiber composite actuators having one or more optical fibers coupled thereto. The optical fiber(s) experiences strain when actuation voltage is applied to the actuator(s). Light passing through the optical fiber(s) is wavelength tuned by adjusting the actuation voltage.... Agent: National Aeronautics And Space Administration Langley Research Center

20070091725 - A remote commander: A remote commander is provided including a main body; a main processor module; a transmitter module and a receiver module; a processing unit and a storage module; function keys connected with and be controlled by the processing unit; a transmitting element and a receiving element; power supply positioned on the... Agent: Sinorica, LLC

20070086272 - Pressure compensated composite polymer outboard sensor assembly: The use of a pressure compensation system and composite polymer materials results in a new type of outboard sensor assembly, of the type used to monitor the status and location of towed array systems from boats. The inventive system is lower in cost, easier to manufacture in quantity, lighter weight,... Agent: Michael A. Ervin

20070086273 - Protective housing for an audio device: Disclosed herein are systems for housing an electronic audio device in harsh environments including aquatic and rugged environments. In one embodiment, a system is disclosed for allowing a user to control an audio device having a capacitive touch sensitive control feature from outside of a waterproof housing.... Agent: Knobbe Martens Olson & Bear LLP

20070086274 - Acoustically communicating data signals across an electrical isolation barrier: In one aspect, a data communication system includes a modulator, an integrated acoustic data coupler, and a demodulator. The modulator modulates a carrier signal having a frequency in an operating frequency range in response to an input data signal and provides the modulated carrier signal at a modulator output. The... Agent: Agilent Technologies Inc.

20070081422 - Pp/ps event matching (registration): A method for generating an average gamma factor for recorded PS data and recorded PP data. The method includes mapping one or more arrival times of the recorded PS data onto one or more expected arrival times of the recorded PP data using an estimated average gamma factor, identifying one... Agent: Westerngeco L.L.C.

20070076524 - Methods and apparatus for seabed seismic data acquisition: Methods and apparatus for acquiring seismic data using a seabed seismic data cable positioned on a seabed are described, one method including deploying a seabed seismic cable, the cable comprising two or more active sections separated by at least one jumper section; and acquiring seabed seismic data using the seabed... Agent: Westerngeco L.L.C.

20070076525 - Coherent wave energy removal from seismic data: Coherent wave noise energy is removed from seismic data by modeling both the P-wave primary energy and the coherent wave noise energy. The P-wave primary energy is modeled first and then subtracted from the input data. The data with the P-wave primary energy removed is used as the input for... Agent: Mark A. Tidwell Jackson Walker L.L.P.

20070076526 - Apparatus for monitoring surroundings of vehicle and sensor unit: An apparatus for monitoring surroundings of a vehicle includes an imaging apparatus provided at the vehicle, a plurality of ultrasonic sensors provided around the imaging apparatus as a unit with the imaging apparatus, an object-position-detecting apparatus for detecting a position of an object appearing within an imaging range of the... Agent: Sughrue Mion, PLLC

20070076527 - Multi-functional device and method for marine signaling and survival: A multi-function marine emergency communication device for marine signaling and survival including a handheld waterproof housing for holding a plurality of tools; a power source mounted in the housing; and an electronic circuit board mounted in the housing and connected to the power source. A plurality of switches are also... Agent: Ezra Sutton, P.A.