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| Number | Title | Issue Date |
| 8154950 | Method for displaying geologic stress information and its application to geologic interpretation A method for displaying geologic stress includes determining magnitudes and directions of principal stresses at at least one a selected location. An analog symbol is generated for each magnitude and direction of the principal stresses. The analog symbols include a m... | 04/10/2012 |
| 7643374 | Slowness-frequency projection display and animation Techniques for displaying sonic logging data that provide highly reliable, visual quality-control (QC) indicators. One aspect herein is directed to a display of sonic logging data corresponding to a slowness frequency analysis (SFA) projection log. ... | 01/05/2010 |
| 7450470 | High resolution images from reflected wave energy A process and apparatus for producing signals for controlling a display to produce an image in an imaging system employing a plurality of transducers. First and second beam signals are produced in response to delayed channel signals associated with respective transd... | 11/11/2008 |
| 7337233 | Network system with TCP/IP protocol spoofing A system in which a personal computer sends messages into a TCP/IP network using a conventional dial-up link and downloads data from the TCP/IP network using a high-speed one-way satellite link. A preferred embodiment uses a conventional SLIP provider to connect to ... | 02/26/2008 |
| 7325063 | Apparatus, method, and system for removing ethernet header and adding second IP header An apparatus including a protocol stack, the protocol stack including an application layer, a network layer, and a physical layer, wherein the physical layer comprises a hardware interface between the apparatus and a network, wherein network-level tunnelling of a pa... | 01/29/2008 |
| 7292943 | System and method for control of seismic data acquisition The present invention provides an interactive system for controlling seismic data acquisition. A central controller controls seismic sources, detectors and receivers. A user/operator is provided one or more views of the operational components over a graphical user i... | 11/06/2007 |
| 7289084 | Computer display apparatus A computer display apparatus includes first and second display units operatively coupled to a display controller. The display controller receives imaging instructions for images and display mode instructions for displaying the images, and causes the display units to... | 10/30/2007 |
| 7283941 | Computer system and method for modeling fluid depletion A method for modeling fluid depletion in a reservoir is disclosed. A map is divided into cells. For each of the cells a value is stored that is based at least in part on a physical characteristic of the cell. At least one cell that contains a depletion location is i... | 10/16/2007 |
| 7257492 | Handling of static corrections in multiple prediction A method is for use in seismic data processing includes improving the continuity of the primary events in an original seismic dataset to create a continuous, seismic dataset; predicting at least the first order multiples of the original seismic dataset from the cont... | 08/14/2007 |
| 7243029 | Systems and methods of hydrocarbon detection using wavelet energy absorption analysis Disclosed herein are systems and methods of hydrocarbon detection based on wavelet energy absorption analysis. One disclosed hydrocarbon detection method embodiment includes: a) obtaining seismic trace data for a region of interest; and b) processing the seismic tra... | 07/10/2007 |
| 7218572 | Method of seismic source monitoring using modeled source signatures with calibration functions Physical parameters are measured for an array of seismic sources, preferably for each activation of the seismic sources. Calibration functions are obtained and the measured physical parameters and calibration functions are applied to a model, which generates a calib... | 05/15/2007 |
| 7212466 | Producing amplitude values for controlling pixel illumination on a sonar display A method and apparatus for producing an amplitude value for use in controlling illumination of a pixel on a display, in response to a sampled sonar signal produced by an element of a sonar array. A pixel time associated with the pixel is found, the pixel time repres... | 05/01/2007 |
| 7207215 | System, method and apparatus for petrophysical and geophysical measurements at the drilling bit Measurement of petrophysical and geophysical data of formations in a wellbore using a long gauge bit having at least one sensor therewith. The at least one sensor may be installed in at least one flute of the long gauge bit and/or in the long gauge portion thereof. ... | 04/24/2007 |
| 7064873 | Integrated circuit An integrated circuit fabricated on a single substrate that includes a data bus and purpose-specific functional units connected to the data bus. The functional units include a JAPE decoder and a printhead interface. A general-purpose processor is also connected to t... | 06/20/2006 |
| 7061644 | Pagewidth printhead controller circuit An integrated circuit fabricated on a single substrate that includes a first interface to a page-width inkjet printhead and a general-purpose processor that is connected to the first interface. The processor runs software that controls the first interface. The first... | 06/13/2006 |
| 7024021 | Method for performing stratigraphically-based seed detection in a 3-D seismic data volume The invention is a method for performing a stratigraphically-based seed detection in a 3-D seismic data volume. The method incorporates criteria that honor the layered nature of the subsurface so that the resulting seismic objects are stratigraphically reasonable. T... | 04/04/2006 |
| 6996028 | Velocity analysis on seismic data A number of seismic stacks are precomputed (20) for known velocity fields. The velocity fields are chosen to span the range of velocities of interest. The stacks are then arranged (21) in the 3D memory of a graphics computer (10–14) using time... | 02/07/2006 |
| 6980688 | Method and apparatus for investigating integrity of structural member A method for investigating structural integrity utilizes a carrier member having a flexible surface and a plurality of electromechanical transducer elements attached to the carrier member, the transducer elements being spaced from each other along at least two spati... | 12/27/2005 |
| 6970397 | Determination of fluid properties of earth formations using stochastic inversion A method of determining a fluid property in a subsurface region of interest of an earth formation uses measurements of seismic attributes on seismic data. For a test region, a plurality of realizations of rock properties are specified, and for each of the realizatio... | 11/29/2005 |
| 6961673 | Measuring discontinuity in seismic data Various methods for measuring continuity and discontinuity of a seismic data set. One method embodiment includes: a) detecting seismic energy with an array of detectors; b) converting detection signals from the array of detectors into data representing one or more a... | 11/01/2005 |
| 6944094 | High resolution determination of seismic polar anisotropy A method and apparatus for high-resolution measurement of seismic anisotropy, comprising: a recording system, a borehole having an axis that is deviated from the vertical by a known acute angle; a housing that is adapted to travel within the borehole and that is in ... | 09/13/2005 |
| 6937938 | Method and apparatus for interferometry, spectral analysis, and three-dimensional holographic imaging of hydrocarbon accumulations and buried objects A methods and apparatus for the detection and exploration of buried objects and hydrocarbons uses two separate signals having different frequency characteristics combined to enable interferometric analysis and imaging systems including radar, sonar, seismological, a... | 08/30/2005 |
| 6931512 | Method and apparatus for selectively retrieving information from a source computer using a terrestrial or satellite interface A requesting terminal includes an interface that allows a user to select whether data downloaded from a network (such as the Internet) is transmitted to the requesting terminal via a high-speed link, such as a satellite link, or a lower speed link, such as a terrest... | 08/16/2005 |
| 6931378 | Method, systems, and program product for selecting and acquiring data to update a geophysical database Methods and systems for collecting, managing, distributing and updating geophysical data primarily for E&P companies include in one embodiment the sale of subscriptions entitling paid subscribers access to all subscribed data including both preview and full data. In... | 08/16/2005 |
| 6912467 | Method for estimation of size and analysis of connectivity of bodies in 2- and 3-dimensional data A method for performing region growing in a data volume that accounts for noise in the data on a probabilistic basis. The data volume is divided into discrete cells, and a probability distribution for each cell's datum value is calculated. Each probability distribut... | 06/28/2005 |
| 6901028 | Marine seismic survey apparatus with graphical user interface and real-time quality control A graphical user interface (GUI) and control system for marine seismic data acquisition is described along with a method of real-time quality control of the seismic survey. The control system includes real-time data processing of individual source near-field measure... | 05/31/2005 |
| 6865521 | Method for horizon binning for an area of interest The method for horizon binning for an area of interest entails merging an attribute file with a second horizon file, identifying an area of interest of the merged file, identifying a time range for a time horizon file or a depth range for a depth horizon file, to pe... | 03/08/2005 |
| 6573855 | Three-dimensional questing method, three-dimensional voxel data displaying method, and device therefor In a three-dimensional exploring method for finding location of a buried object by transmitting a wave signal (4) by means of e.g. an electromagnetic wave into the ground (1) and receiving the signal reflected from the object (2) in the course of movement... | 06/03/2003 |
| 6512477 | Detecting apparatus While successively varying its orientation at specific intervals, a detecting apparatus transmits pulsed radio waves from an antenna (1), and data corresponding to input levels derived from one sweep are written in a primary memory (4). output values obta... | 01/28/2003 |
| 6510105 | Obtaining an image of an underground formation A method for creating an image of an underground formation around a borehole. An omnidirectional seismic source is activated in the borehole and a three-component receiver records the components of the reflected energy from the formation. The direction or... | 01/21/2003 |
| 6229453 | Method to transmit downhole video up standard wireline cable using digital data compression techniques Disclosed is a downhole video system that is suitable for use with a standard wireline transmission line, without the need for coaxial or fiber optic cable. A downhole video camera transmits a digitized video signal that may be multiplexed with orientatio... | 05/08/2001 |
| 6208587 | Method of detecting seismic events and for detecting and correcting geometry and statics error in seismic data Methods are provided for automatic detection of linear seismic events and the detected events are used in correction of statics and geometry error. According to an example embodiment, a method is provided for automatically detecting substantially linear s... | 03/27/2001 |
| 6091669 | Method of determining, displaying and using the relative changes of elastic modulus and density of underground rock The general object of the present invention is to provide a method for determining and displaying the relative changes of elastic moduli and that of density of geologic formations and for utilizing these relative changes and plottings for gas/oil explorat... | 07/18/2000 |
| 6055212 | Ultrasonic imaging system and associated method A system for underground surveying includes a plurality of substantially rigid frames and a plurality of acoustoelectric sensors for generating electrical signals encoding echo responses of underground surfaces. Each of the frames carries at least one of ... | 04/25/2000 |
| 6044039 | Geophysical attribute migration method for a medium A geophysical attribute migration method for a medium is disclosed. The method comprises forming at least one collection of seismic traces associated with an area of the medium and classified according to a predetermined criterion, and a stack section is ... | 03/28/2000 |
| 6018497 | Method and apparatus for generating more accurate earth formation grid cell property information for use by a simulator to display more accurate simulation results of the formation near a wellbore A Petragrid method and apparatus generates grid cell property information that is adapted for use by a computer simulation apparatus which simulates properties of an earth formation located near one or more wellbores. An interpretation workstation include... | 01/25/2000 |
| 5995448 | Method for mapping seismic reflective data The invention at hand is a method for mapping two or three dimensional P-wave stacked seismic reflective data, used to identify geophysical characteristics indicative of hydrocarbon, mineral, groundwater supplies and geological faults into a color space. ... | 11/30/1999 |
| 5862100 | Method and system for detecting hydrocarbon reservoirs using statistical normalization of amplitude-versus-offset indicators based upon seismic signals A method and system for producing an indicator for amplitude-versus-offset (AVO) analysis of seismic survey data is disclosed. According to the disclosed method and system, a raw AVO indicator is generated for each of multiple depth points, from the AVO i... | 01/19/1999 |
| 5675551 | Apparatus and method for evaluation of score failures in picking of 3-D seismic data Apparatus and method are disclosed for use with a horizon picking method for 3D seismic data. Variables such as picking method, whether simple or iterative, score required of an iterative method and ƊT between target wavelets and seed wavelet are input i... | 10/07/1997 |
| 5671344 | Process for displaying N dimensional data in an N-1 dimensional format A process for generating a surface slice for use in understanding or comprehending the internal structure of a multi-dimensional data volume and specifically a three-dimensional seismic data volume. The surface slice is a local N-1 dimensional representat... | 09/23/1997 |
