Communications, electrical: acoustic wave systems and devices inventions 05/07

20070121423 - Head-mounted display apparatus for profiling system: The invention provides a head-mounted display to visualize a medium through a surface by displaying an image characterizing the medium under the surface provided by a profiling system and referenced in the real environment of the user. An image of the medium under the surface is projected in front of... Agent: Ogilvy Renault LLP

20070115754 - Electrode configurations for suppression of electroseismic source noise: Method for survey design including configuring electrodes to reduce near-surface noise in the seismic response from an electroseismic survey of a subterranean formation. Different embodiments of the invention include (1) selective measurement of the surface noise to remove it from the data; (2) suppressing surface noise generation by reducing electric... Agent: J Paul Plummer Exxonmobil Upstream Research Company

20070115755 - Method of analyzing vertical seismic profile data, method of producing a hydrocarbon fluid, and a computer readable medium: A P-wave slowness-polarization data set resolving P-wave slowness against P-wave polarization angle is extracted from a multi-offset vertical seismic profiling data set. A function relating P-wave polarization angle to P-wave slowness, and being dependent on at least three free parameters, wherein in at least two of these free parameters information... Agent: Shell Oil Company

20070115757 - Marine seismic air gun timing: A method for controlling timing error in the firing of an idle seismic air gun comprises the steps of identifying an acceptable range of seismic air gun timing error, and identifying a relationship between seismic air gun timing error and an idle period preceding a seismic air gun firing event.... Agent: Westerngeco L.L.C.

20070115756 - Valve for gases as used in automated system for setting chamber gas pressures: In the oil industry, the acoustic sounding method is a well-known technique for taking the depth measurements of particular attributes of an oil well or borehole. The method involves sending a short, sharp, clear, loud bang sound down a borehole, normally between the inside wall of the borehole casing, commonly... Agent: Mark David Fox, Esq.

20070115758 - Obstacle detection device: An obstacle detection device has an ultrasonic sensor fixed to a first side of a mount member. The ultrasonic sensor sends/receives ultrasonic wave toward/from a second side of the mount member, which is opposite to the first side thereof. At least one of a mounting surface of the ultrasonic sensor... Agent: Nixon & Vanderhye, PC

20070109914 - Distance measurement for wireless building automation devices: In a building environment, a distance associated with a building automation device is determined as a function of an inserted time delay between a wireless transmission of a signal and wireless reception of another signal. For example, a two-way communication is provided with a time delay inserted before responding to... Agent: Siemens Corporation Intellectual Property Department

20070104026 - Atmospheric turbulence hazard detector: An Atmospheric Turbulence Detector utilizes a sensor to detect noise and extracts infrasound having frequencies below a specified infrasound frequency. A threshold is computed from the detection of infrasound in the vicinity of the sensor prior to the arrival of infrasound from the turbulence and an alarm is given when... Agent: Seymour Levine

20070104027 - Tool for measuring perforation tunnel depth: Various systems and methods are disclosed herein for determining the depth of a cavity in a wellbore using the Helmholtz Effect.... Agent: Schlumberger Reservoir Completions

20070104028 - Construction and removal of scattered ground roll using interferometric methods: A data set can be corrected for the effects of interface waves by interferometrically measuring an interface wavefield between each of a plurality of planned locations within a survey area; and correcting survey data acquired in the survey area for the interface waves. The interface wavefield may be interferometrically measured... Agent: Jeffrey E. Griffin Westerngeco, L.L.C.

20070104029 - Method and computer program for spreading trace segments in an integrated circuit package design: A method of routing an integrated circuit package includes receiving as input a placement and routing of at least a portion of an integrated circuit package design, selecting a set of at least three trace segments from the placement and routing that includes at least one inner trace segment routed... Agent: Lsi Logic Corporation

20070104030 - Measurement while drilling bi-directional pulser operating in a near laminar annular flow channel: A device, method, and system for creating a pressure pulse from drilling fluid within a drill string in a down hole drill collar for enabling measurement-while drilling. The device and system are designed such that primarily laminar flow exists in the area surrounding the pulser apparatus. The method associated with... Agent: Guerry L. Grune

20070104031 - Navigation processor, a system comprising such a navigation processor and a method of controlling an underwater system by such a navigation processor: A method of measuring attitudes and position of an underwater system by a navigation processor on board a vessel, as well as such a navigation processor. The method includes i. receiving a position of the vessel based on data from a DGPS surface position equipment on board said vessel, ii.... Agent: Young & Thompson

20070097785 - Suppressed feature waveform for modulated sonar transmission: A suppressed feature waveform sonar transmission is produced by modulating a carrier wave with a baseband waveform that is generated from a known pulse sequence. A waveform embodiment of the pulse sequence is modified to create interference among the primary lobes of the constituent waveforms that are representative of the... Agent: Lewis, Rice & Fingersh, Lc Attn: BoxIPDept.

20070097787 - Hydrocarbon saturation determination using acoustic velocities obtained through casing: Compressional and shear velocities of earth formations are measured through casing. The determined compressional and shear velocities are used in a two component mixing model to provides improved quantitative values for the solid, the dry frame, and the pore compressibility. These are used in determination of hydrocarbon saturation.... Agent: Paul S Madan Madan, Mossman & Sriram, PC

20070097786 - Methods and systems for compressing sonic log data: Methods for compression of sonic log data include STC processing, sorting peak components in the sonic data; filtering the sorted peak components to remove high-frequency portions in the peak components; and decimating the filtered peak components according to a selected ratio to produce compressed data. One method for telemetry transmission... Agent: Schlumberger K.k.

20070097788 - Method for processing acoustic reflections in array data to image near-borehole geological structure: A method and apparatus for enhancing the moveout between a direct wave and a reflected wave. The method involves transmitting imaging signals into a body to be imaged and receiving the resulting signals propagated from the signal source. The step of receiving the propagated signals includes selectively adjusting the distance... Agent: Gilbreth Roebuck Bynum Derrington Schmidt Walker & Tran, LLP

20070097790 - Device and method for acoustically measuring distance: A method of acoustically obtaining a distance to an object includes transmitting through air an acoustic signal towards an object and receiving a reflected acoustic signal reflected from the object. The time from transmitting the acoustic signal to receiving the reflected acoustic signal is determined. The temperature of the air... Agent: Leydig Voit & Mayer, Ltd

20070097789 - Tubular measuring device: A tubular measuring device, comprising an electronic distance measuring device, a first tubular end locator attached to the electronic distance measuring device, a target for the electronic distance measuring device; and a second tubular end locator attached to the target. The locators may be rods with hooks on them for... Agent: Law Office Of Marc D. Machtinger, Ltd.

20070097791 - Capacitive ultrasonic transducer and method of fabricating the same: A capacitive ultrasonic transducer and method of fabricating the same are disclosed, whereas the capacitive ultrasonic transducer is a stacking of multiple metal layers. The fabrication method of the invention is characterized in that: the structure and cavity of excitation are formed by lithographing and etching the sacrificial layer and... Agent: Bruce H, Troxell Suite 1404