Patent application number | Description | Published |
20090276169 | Methods and Systems for Detecting, Localizing, Imaging and Estimating Ferromagnetic and/or Electrically Conducting Objects - Methods and systems for a universally applicable, linear, signal processing framework for optimal detection, localization, and feature extraction of dipolar magnetic and electromagnetic (EM) targets. Such methods and systems provide the ability to, for example, simultaneously and optimally solve the problems of detection, localization and estimation of the dipole vector or target response matrix; be applicable to different types of magnetic or EMI sensor system; and be applicable to arbitrary combinations of sensor locations and orientations, and arbitrary spatial sampling. Such functionality is provided, in various aspects of the disclosure, with a quadrature matched filter algorithm for detecting and imaging magnetic dipoles to the more complex realm of single- and multi-channel EMI sensors. | 11-05-2009 |
20110095758 | MULTICOIL LOW-FIELD NUCLEAR MAGNETIC RESONANCE DETECTION AND IMAGING APPARATUS AND METHOD - A multicoil NMR detection and imaging apparatus allows multicoil NMR detection and imaging to be performed efficiently at low operating frequencies. The apparatus comprises an AC voltage generator, a transmit switching circuit, a coil switching network, an array of two or more detection coils, a set of receive switching circuits with one switching circuit for each detection coil, and a set of preamplifier circuits with input impedance substantially greater than the impedance of each respective detection coil at the intended operating frequency. The AC generator produces an alternating current waveform that is routed through one of more detection coils during transmit mode while the preamplifier circuits are isolated from the detection coil(s). During receive mode the AC generator is isolated from the detection coils to prevent noise from the transmitter from degrading the quality of received signals. | 04-28-2011 |
20110109311 | NOISE CANCELING IN-SITU NMR DETECTION - Technologies applicable to noise canceling in-situ NMR detection and imaging are disclosed. An example noise canceling in-situ NMR detection apparatus may comprise one or more of a static magnetic field generator, an alternating magnetic field generator, an in-situ NMR detection device, an auxiliary noise detection device, and a computer. | 05-12-2011 |
20110210731 | MULTICOIL LOW-FIELD NUCLEAR MAGNETIC RESONANCE DETECTION AND IMAGING APPARATUS AND METHOD - A multicoil NMR detection and imaging apparatus allows multicoil NMR detection and imaging to be performed efficiently at low operating frequencies. The apparatus comprises an AC voltage generator, a transmit switching circuit, a coil switching network, an array of two or more detection coils, a set of receive switching circuits with one switching circuit for each detection coil, and a set of preamplifier circuits with input impedance substantially greater than the impedance of each respective detection coil at the intended operating frequency. The AC generator produces an alternating current waveform that is routed through one of more detection coils during transmit mode while the preamplifier circuits are isolated from the detection coil(s). During receive mode the AC generator is isolated from the detection coils to prevent noise from the transmitter from degrading the quality of received signals. | 09-01-2011 |
20120286779 | SNMR PULSE SEQUENCE PHASE CYCLING - Technologies applicable to SNMR pulse sequence phase cycling are disclosed, including SNMR acquisition apparatus and methods, SNMR processing apparatus and methods, and combinations thereof. SNMR acquisition may include transmitting two or more SNMR pulse sequences and applying a phase shift to a pulse in at least one of the pulse sequences, according to any of a variety of phase cycling techniques. SNMR processing may include combining SNMR from a plurality of pulse sequences comprising pulses of different phases, so that desired signals are preserved and undesired signals are canceled. | 11-15-2012 |
20130187647 | NMR LOGGING APPARATUS - Technologies including NMR logging apparatus and methods are disclosed. Example NMR logging apparatus may include surface instrumentation and one or more downhole probes configured to fit within an earth borehole. The surface instrumentation may comprise a power amplifier, which may be coupled to the downhole probes via one or more transmission lines, and a controller configured to cause the power amplifier to generate a NMR activating pulse or sequence of pulses. Impedance matching means may be configured to match an output impedance of the power amplifier through a transmission line to a load impedance of a downhole probe. Methods may include deploying the various elements of disclosed NMR logging apparatus and using the apparatus to perform NMR measurements. | 07-25-2013 |
20130193969 | RELAXATION TIME ESTIMATION IN SURFACE NMR - Technologies including NMR relaxation time estimation methods and corresponding apparatus are disclosed. Example techniques may generate two or more alternating current transmit pulses with arbitrary amplitudes, time delays, and relative phases; apply a surface NMR acquisition scheme in which initial preparatory pulses, the properties of which may be fixed across a set of multiple acquisition sequence, are transmitted at the start of each acquisition sequence and are followed by one or more depth sensitive pulses, the pulse moments of which are varied across the set of multiple acquisition sequences; and apply processing techniques in which recorded NMR response data are used to estimate NMR properties and the relaxation times T | 08-01-2013 |
20130293228 | NMR DETECTION OF WATER AND HYDROCARBONS DURING INDUCED ALTERATION PROCESSES - Technologies applicable to NMR detection of water and hydrocarbons during induced alteration: processes are disclosed. NMR measurements may be used to monitor properties of subsurface fluids within a subsurface formation. NMR measurement devices may be deployed proximal to or within a subsurface formation that contains hydrocarbons. Multiple NMR measurements may be performed during an induced alteration process applied, to the subsurface formation to determine properties of the subsurface formation or fluid as the induced alteration process progresses. Changes in properties of the subsurface formation or fluid may be determined and may be used to determine efficacy of optimize, or otherwise modify the induced alteration process. | 11-07-2013 |
20140084915 | NMR LOGGING APPARATUS - Technologies including NMR logging apparatus and methods are disclosed. Example NMR logging apparatus may include surface instrumentation and one or more downhole probes configured to fit within an earth borehole. The surface instrumentation may comprise a power amplifier, which may be coupled to the downhole probes via one or more transmission lines, and a controller configured to cause the power amplifier to generate a NMR activating pulse or sequence of pulses. Impedance matching means may be configured to match an output impedance of the power amplifier through a transmission line to a load impedance of a downhole probe. Methods may include deploying the various elements of disclosed NMR logging apparatus and using the apparatus to perform NMR measurements. | 03-27-2014 |
20140084927 | SURFACE-BASED NMR MEASUREMENT - Technologies applicable to surface-based NMR measurement are disclosed. A surface probe is positionable at or above a surface of the Earth and adapted to make NMR measurements of shallow or very shallow subsurface volumes. NMR spectrometer components connected to the surface probe are configured to control electromagnetic pulses produced by the surface probe and to record resulting detected NMR signals from the subsurface volume. | 03-27-2014 |
20140203806 | COMBINATION NMR AND DIELECTRIC MEASUREMENT - Technologies applicable to detection and characterization of subsurface contaminants by NMR and dielectric measurements are disclosed. The disclosed technologies include methods for obtaining and combining data from NMR and dielectric measurements to detect, quantify, and characterize non-native non-aqueous phase liquid (NAPL) contaminants located in geologic materials. | 07-24-2014 |
20140253119 | NOISE CANCELING IN-SITU NMR DETECTION - Technologies applicable to noise canceling in-situ NMR detection and imaging are disclosed. An example noise canceling in-situ NMR detection apparatus may comprise one or more of a static magnetic field generator, an alternating magnetic field generator, an in-situ NMR detection device, an auxiliary noise detection device, and a computer. | 09-11-2014 |
Patent application number | Description | Published |
20110231862 | AGNOSTIC EXECUTION CLUSTER FOR AN AGNOSTIC EXECUTION ENVIRONMENT - The disclosed subject matter provides system(s) and method(s) for facilitating an execution environment in which services can be made available for use by one or more devices independently of such devices' hardware, operating systems, or run-time environments. The services can be abstracted and accessed by way of a Service Programming Interface (SPI). Execution environment devices can be members of one or more execution clusters and can interoperate by way of a logical bus, for example by contemporaneously signaling among member devices on an electronic signaling logical bus (ESLB). Signaling can be by way of event messages which can facilitate distributed computing and/or agnostic execution behavior. | 09-22-2011 |
20120039262 | CARRIER-DRIVEN BEARER PATH SELECTION - The disclosed subject matter provides for systems, devices, and methods facilitating carrier-driven bearer path selection. Carrier-driven bearer path selection enables a carrier to assert bearer path selection policies. Bearer paths available to UEs can be checked for compliance with a carrier's policies. Preferred bearer paths can be designated to the UE for selection. Designation of preferred bearer paths can, in an aspect, be related to route cost, path requests, or path characteristics. In addition, complex bearer path schema can be determined. In an aspect, complex bearer path schema can include asymmetric routing, bonding, and multiplexing. The subject disclosure can enable a carrier to improve management of the carrier's network resources by driving bearer path selection determination to UEs. | 02-16-2012 |
20130290985 | AGNOSTIC EXECUTION CLUSTER FOR AN AGNOSTIC EXECUTION ENVIRONMENT - The disclosed subject matter facilitates an execution environment in which services can be made available for use by one or more devices independently of such devices' hardware, operating systems, or run-time environments. The services can be abstracted and accessed by way of a Service Programming Interface (SPI). Execution environment devices can be members of one or more execution clusters and can interoperate by way of a logical bus, for example by contemporaneously signaling among member devices on an electronic signaling logical bus (ESLB). Signaling can be by way of event messages, which can facilitate distributed computing and/or agnostic execution behavior. | 10-31-2013 |
Patent application number | Description | Published |
20100070501 | ENHANCING AND STORING DATA FOR RECALL AND USE USING USER FEEDBACK - A user of a computing device may see an item of interest she would like to remember for future reference. The user captures data of the item of interest and submits it to a memory enhancement service for enhancement and storage. The service submits the captured data to a human interaction task system which distributes the captured data to one or more human workers which to identify the item of interest, determine the user's interest in the item, and provide information regarding the item based on this determined interest. To facilitate the enhancement process, the user may add indications to the captured data prior to submission. Alternatively or additionally, the service may electronically submit queries to the user. The enhanced data returned from the human interaction task system is then stored by the memory enhancement service for subsequent recall by the user and possible use by the user. | 03-18-2010 |
20110238514 | Transaction Completion Based on Geolocation Arrival - Techniques for providing friction-free transactions using geolocation and user identifiers are described herein. These techniques may ascertain a user's location based on a location of a mobile device. A transaction between the user and a merchant may be completed with zero or minimal input from the user based on the geolocation of the mobile device and the user identifiers. In some implementations, a transaction initiated earlier is completed when the mobile device arrives at the merchant. Additionally, a parent-child or similar relationship may be established between multiple devices. Security on the mobile device based may be provided by biometric identification and calculation of variance from regular movement patterns. Advertisements may be sent to the mobile device based on bids from merchants near to the mobile device. Promotions may be sent to the mobile device when more than a threshold number of mobile devices are located at the same merchant. | 09-29-2011 |
20110238517 | User Profile and Geolocation for Efficient Transactions - Techniques for providing friction-free transactions using geolocation and user identifiers are described herein. These techniques may ascertain a user's location based on a location of a mobile device. A transaction between the user and a merchant may be completed with zero or minimal input from the user based on the geolocation of the mobile device and the user identifiers. In some implementations, a transaction initiated earlier is completed when the mobile device arrives at the merchant. Additionally, a parent-child or similar relationship may be established between multiple devices. Security on the mobile device based may be provided by biometric identification and calculation of variance from regular movement patterns. Advertisements may be sent to the mobile device based on bids from merchants near to the mobile device. Promotions may be sent to the mobile device when more than a threshold number of mobile devices are located at the same merchant. | 09-29-2011 |