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WO/2020/229441A1 |
The invention is directed to a receiver (100) for an RF presence-sensing arrangement (150). The receiver is configured to receive a first intra-network RF sensing signal (102) from a first transmitter (104), both pertaining to a first lo...
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WO/2020/231411A1 |
A downhole tool may comprise a mandrel, wherein the mandrel is a structural support for the downhole tool; one or more arms, wherein the one or more arms are attached to the mandrel; and a pad, wherein the pad is connected to the one or ...
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WO/2020/228526A1 |
Provided are a charging system, a foreign object detection method and component, and a charging control method and apparatus. The foreign object detection method comprises: receiving a voltage value and a current value of a transmitting ...
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WO/2020/222944A1 |
An apparatus for generating electrical power includes at least one power generation assembly having a housing including a fluid chamber, one or more conductive coils surrounding the fluid chamber, a reciprocating magnetic shuttle dividin...
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WO/2020/220427A1 |
A microwave detector, comprising a reference ground (20), a radiation source (10), a drive circuit (30), and at least one group of suppression fence columns (40). The drive circuit (30) is electrically connected to the feed point (11) of...
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WO/2020/216877A1 |
In an access control system (1) for a building, a double door system (14) separates a restricted-access zone (20) from a public zone (22). Radio devices (6) are arranged at defined distances from the double door system (14) and define a ...
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WO/2020/219803A1 |
A method for imaging a tissue region of a patient includes receiving a plurality of magnetic resonance (MR) signals of the tissue region, each MR signal being measured by a corresponding one of a plurality of coils, each coil having a di...
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WO/2020/214222A1 |
An NMR logging system is disclosed which continues logging without interruption despite switching activation sets to adapt to changes in formation properties. Based on detection of an approaching or encountered geological boundary, an ap...
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WO/2020/214183A1 |
Methods, devices, and systems for tracking lateral motion of a nuclear magnetic resonance (NMR) tool are disclosed. In some embodiments, a phase shift for one or more spin-echo signals received by the NMR tool is detected during a veloci...
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WO/2020/214233A1 |
A method and system for estimating a pipe property for a plurality of nested pipes. The method may comprise disposing an electromagnetic logging tool in a wellbore. The electromagnetic logging tool may comprise a transmitter disposed on ...
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WO/2020/214864A1 |
In some embodiments, an electronic device present user interfaces for initializing a remote locator object. In some embodiments, an electronic device presents notifications when a remote locator object is separated from the user. In some...
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WO/2020/213707A1 |
The purpose of the present invention is to provide an approach warning system that emits an alarm when a master station and a slave station approach, said system being able to identify the approaching slave station. Specifically, the pre...
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WO/2020/214635A1 |
Methods for modeling and simulating fractured subterranean volumes include a method including obtaining geological data representing a subterranean volume, generating a structural model thereof in depositional space and in structural spa...
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WO/2020/210859A1 |
A body for a handheld metal detector, the body comprising: a lower end configured to engage with a sensor head; an upper end comprising an armrest connected to an upper shaft element; and a grip element intermediate to the lower end and ...
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WO/2020/212767A1 |
A magnetic drilling mud for use in a well, the magnetic drilling mud including water; bentonite; magnetic micro-particles; and an anionic surfactant that prevents separation of the bentonite and the magnetic micro-particles in the water....
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WO/2020/210274A1 |
A method of estimating properties of a resource bearing formation includes receiving, by a processor, a measured echo train generated by a nuclear magnetic resonance (NMR) measurement device deployed in a region of interest, and a measur...
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WO/2020/210422A1 |
A system, downhole tool, and method for lowering the downhole tool having a compact antenna test range (CATR) system into a wellbore in a geological formation to monitor a property downhole in the wellbore via the downhole tool.
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WO/2020/209923A2 |
Systems and methods for weapon and destructive device detection based on electromagnetic field profile are disclosed herein. According to an aspect, a system includes one or more sensors configured to detect an electromagnetic field of o...
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WO/2020/210110A1 |
Disclosed herein are techniques for improving the radiation efficiency and coverage range of antennas in wireless devices. According to some embodiments, an antenna includes an antenna feed and a radiator, where signals to be transmitted...
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WO/2020/209867A1 |
A method for selecting initial models or inversion solutions during an inversion process from electromagnetic measurements may comprise disposing an electromagnetic well measurement system into a wellbore, transmitting electromagnetic fi...
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WO/2020/209841A1 |
A method includes generating a temperature-corrected nuclear magnetic resonance (NMR) measurement-derived value corresponding to a target temperature using at least one of a dimension-reduction operation or a parameter-correlation operat...
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WO/2020/209874A1 |
Echo signals are acquired from operation of a nuclear magnetic resonance logging (NMR) tool in a borehole. The acquired echo signals are processed with respect to an inversion of each matrix in a plurality of matrices, wherein each matri...
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WO/2020/199953A1 |
A method and a system for positioning a movable target (230). Said method comprises: providing location modules (210a, 210b, 210c) on a fixed surface in a pre-set manner, the location modules (210a, 210b, 210c) pre-storing corresponding ...
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WO/2020/204947A1 |
A method for nuclear magnetic resonance (NMR) logging is disclosed that pulses, using a quadrature antenna of a NMR logging tool in a borehole, a circularly polarized (CP) signal into a formation surrounding the borehole. The method also...
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WO/2020/204944A1 |
A method is disclosed for using RCP pulses to calibrate an NMR logging tool with a quadrature antenna. Using a number of RCP pulses provides NMR signals that can be used to find optimal positioning for antennas on the quadrature antenna....
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WO/2020/205788A1 |
Devices, systems and methods for imaging cortical and trabecular bone are described. An example method for imaging cortical and trabecular bone is provided to include applying one or more adiabatic inversion recovery pulses to a cortical...
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WO/2020/205818A1 |
In an aspect, a method incudes receiving data characterizing measurements recorded while drilling a wellbore can be received. The method can also include determining, using the measurements and a reservoir map, a storage capacity of the ...
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WO/2020/195347A1 |
This embedded object detection device (1) is for detecting an embedded object in an object by using data relating to reflected waves of electromagnetic waves that have been emitted toward the object while the device moves across the surf...
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WO/2020/198714A1 |
Front end circuits and associated apparatus, systems, and methods for use in electronic devices such as buried utility locators are disclosed. The circuits include receivers and filters on input signals that are coupled to ground rather ...
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WO/2020/198310A1 |
A method can include rendering a graphical user interface (GUI) to a display where the GUI includes graphical controls that correspond to windows and objects of a computational framework and a windows builder panel; responsive to receipt...
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WO/2020/195342A1 |
In an embedded object detection device (1), a reception unit (61) receives data about reflected waves at each time corresponding to movement. On the basis of the signal intensities in the depth direction of an object at each time, a peak...
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WO/2020/198194A1 |
Techniques for generating a geological model include identifying a plurality of well data for each of a plurality of wells drilled into a reservoir basin from a terranean surface. The reservoir basin includes a plurality of landing zones...
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WO/2020/197679A1 |
A compact sub assembly and well measurement system. The compact sub assembly may comprise a deep transmitter disposed about one end of the compact sub assembly, a shallow dual transmitter disposed on the compact sub assembly between the ...
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WO/2020/194931A1 |
This capacitive coupling type sensor (1) is provided with a sensor unit (10) which comprises a detection electrode layer (11) which generates capacitance between said detection electrode layer (11) and a detection target, a shield electr...
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WO/2020/197928A1 |
Methods and apparatus for inspecting oilfield infrastructure components. Methods include methods of identifying a micro-annulus outside a casing in a cemented wellbore. Methods may include transmitting an acoustic pulse incident on the c...
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WO/2020/196354A1 |
[Problem] To provide a vehicle sensing device, a parking area, a road, and a vehicle sensing method that make it possible to improve the accuracy of vehicle sensing while also conserving power. [Solution] A first sensing unit 2 that has ...
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WO/2020/198568A1 |
The present teaching relates to method, system, medium, and implementations for detecting an electronic target object. A magnetic field is first generated. Magnetic field variations associated with presence of an object nearby the magnet...
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WO/2020/187275A1 |
A movable target entity (230) positioning method and a device, the method comprising: a movable target entity (230) having a reception unit (220) disposed thereon, the reception unit (220) using an induction coil for receiving signals, a...
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WO/2020/191235A1 |
Obscured feature detectors are disclosed. An obscured feature detector includes a sensor plate array including three or more sensor plates, each of the three or more sensor plates configured to form a first end of a corresponding electri...
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WO/2020/190957A1 |
A system for tool monitoring includes one or more tools of an energy industry system, the one or more tools configured to be disposed in one or more boreholes in one or more resource bearing formations, and one or more sensors connected ...
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WO/2020/183233A1 |
Systems and methods for securing an unattended computer. The systems and methods provide an additional layer of security for computer systems by using network presence sensing (NFS) to detect the presence or absence of a user physically ...
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WO/2020/180313A1 |
Numerical and/or semi-analytical methods are leveraged to decouple a complete set of nonzero electromagnetic field tensor components (118) from detected signal data (119). Nine nonzero components can serve as inputs for a three-dimension...
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WO/2020/180191A1 |
A method of determining the electrical permittivity (I) of a region of a subsurface formation surrounding a drilled borehole, the method comprises: obtaining an assumed electrical permittivity ε LWD ; obtaining resistivity data comprisi...
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WO/2020/176010A1 |
The invention relates to geoelectric prospecting using transient electromagnetic techniques and can be used for detecting three-dimensional bodies in a medium. The problem addressed is that of increasing the resolution capability of elec...
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WO/2020/176011A1 |
The invention relates to geoelectric prospecting using transient electromagnetic techniques and can be used for determining the presence of hydrocarbons and for delineating deposits. The problem addressed is that of detecting hydrocarbon...
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WO/2020/176102A1 |
The disclosure is directed to a method, system, and apparatus that can be utilized to provide electrical power to an active magnetic ranging (AMR) bottom hole assembly (BHA). The electrical power can be transmitted through a drill string...
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WO/2020/172126A1 |
A caliper-arm-position sensor comprising a differential variable reluctance transducer (DVRT) and circuits to drive the DVRT with a substantially sinusoidal signal and to sample a signal at the DVRT once per drive-signal cycle at a prede...
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WO/2020/171812A1 |
A method includes setting a value of a formation parameter for a subsurface formation and creating an initial three-dimensional (3D) model of the subsurface formation based on the formation parameter. The method also includes applying a ...
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WO/2020/165606A1 |
The invention relates to a method of determining the relative positions of components of a munitions system, the munitions system comprising a first component (331) and at least one second component (333). The method comprises monitoring...
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WO/2020/167783A1 |
Methods and systems are provided that employ a combination of dielectric dispersion measurement(s) and Nuclear Magnetic Resonance (NMR) measurement(s) to determine data that characterizes tortuosity of rock and data that characterizes to...
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