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WO/2010/034074A1 |
The present disclosure provides a gravity gradiometer for detecting a gravity gradient. The gravity gradiometer comprises at least two sensor masses that are pivotable about respective axes and each experience a change in torque in respo...
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WO/2010/034075A1 |
The present disclosure provides a gravity gradiometer that comprises a detector for detecting a gravity gradient. The detector comprises at least one movable sensing element and that is arranged to generate a signal in response to a chan...
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WO/2010/016998A2 |
A high-resolution digital seismic and gravity sensor includes an inertial mass connected to one or more force-sensitive resonators. The weight of the inertial mass is substantially unloaded with a spring arrangement when exposed to the f...
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WO/2009/150552A1 |
The invention relates to gravitational radiation engineering and can be used for controlling different processes. The inventive method for forming gravitational radiation involves periodically modifying the energy (state) of atoms (parti...
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WO/2009/137931A1 |
A method and system for geophysical surveying. An airship having a self-supporting gas envelope and propulsion units is provided with geophysical survey equipment, and geophysical data is collected while flying the airship. Also a method...
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WO/2009/130545A1 |
The invention relates to gravitational radiation engineering and can be used in engines for space vehicles and for controlling different processes. According to a conventional gravitation theory, there exists a link between space-time an...
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WO/2009/118488A2 |
The invention relates to a cold atom interferometry sensor (1, 1a, 1b) that includes: a source of atoms (11); a dual-frequency laser (2) capable of generating a first Raman dual-frequency laser beam (4, 4a, 4b); a reflector (7, 13) arran...
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WO/2009/092992A1 |
A method of processing geophysical data including at least measured potential field data from a potential field survey of a surveyed region of the earth to provide a representation of the geology of said surveyed region, the method compr...
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WO/2009/082550A2 |
An instrument for measuring gravitational acceleration from within a borehole, the instrument including: a light source having a semiconductor that comprises a bandgap greater than about two electron volts (eV); and a gravimeter for rece...
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WO/2009/026004A1 |
A method for measuring true vertical depth in a borehole, the method including: measuring gravitational acceleration in the borehole; and determining the true vertical depth from the measurement.
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WO/2009/016348A2 |
We describe a method of processing geophysical data including at least measured potential field data from a potential field survey of a surveyed region of the earth to provide a three-dimensional representation of the underlying geology ...
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WO/2008/125226A2 |
The present invention relates to a method for estimating fluid volumes moved in compartmented areas of the subsoil, including steps which consist in effecting, in a survey field, a series of gradiometric measurement campaigns "for framin...
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WO/2008/120075A2 |
An apparatus and a method for measuring the gravitational acceleration on the ground, comprising a base frame (31), a resonator (10) having a first disc of sapphire (2) integral to said base frame (31), an a second disc of sapphire (1) a...
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WO/2008/117081A2 |
This invention relates to methods, apparatus and computer program code for processing data from potential field surveys, particularly airborne gravity field surveys, to correct for the effects of ter rain. We describe a method of process...
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WO/2008/093139A2 |
This invention relates to improved techniques for processing potential field measurement data from airborne surveys such as gravity surveys, and to methods, apparatus and computer program code for such techniques. We describe a method of...
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WO/2008/071006A1 |
A suspension net is provided for distributing tension forces from a tow rope to an electromagnetic bird used for geophysical surveying. The suspension net allows large transmitter loop sizes, and the net structure generally avoids rope c...
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WO/2008/061284A1 |
A gravity gradiometer is described which comprises a pair of sensor bars (41, 43) arranged in housings (45, 47). Transducers (71) are arranged adjacent the bars (41, 43) for measuring movement of the bars in response to the gravity gradi...
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WO/2008/061273A1 |
The present invention provides a gravity gradiometer for measuring components of the gravity gradient tensor. The gravity gradiometer comprises at least one sensor mass for movement in response to a gravity gradient and a sensor and actu...
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WO/2008/061275A1 |
The present invention provides a gravity gradiometer for measuring components of the gravity gradient tensor. The gravity gradiometer comprises at least one sensor mass for movement in response to a gravity gradient and a pivotal couplin...
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WO/2008/061276A1 |
The present invention provides a method of tuning properties of a gravity gradiometer for measuring components of the gravity gradient tensor. The gravity gradiometer comprises a pair of first and second transversely arranged sensor mass...
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WO/2008/061280A1 |
A gravity gradiometer is disclosed which has sensor masses in the forms of bars (41) and (43) arranged orthogonal to one another and transducers for providing an output signal indicative of movement of the bars in response to changes in ...
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WO/2008/061272A1 |
The present invention provides a gravity gradiometer which comprises at least one sensor mass suspended by a coupling which enables movement of the at least one sensor mass about an axis in response to a gravity gradient. Further, the gr...
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WO/2008/061277A1 |
The present invention provides a gravity gradiometer for measuring components of the gravity gradient tensor. The gravity gradiometer comprises at least one sensor mass for movement in response to a gravity gradient. The gravity gradiome...
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WO/2008/061282A1 |
A gravity gradiometer and method for forming a pivot flexure web for a gradiometer is disclosed. The gradiometer has measurement bars (41, 43) supported in housings (45) and (47) and transducers (71) for measuring movement of the bars to...
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WO/2008/061274A1 |
The present invention provides a gravity gradiometer for measuring components of the gravity gradient tensor. The gravity gradiometer comprises a housing and a gimballed support structure with at least one actuator. The gravity gradiomet...
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WO/2008/061283A1 |
A gradiometer is disclosed which has a pair of sensor bars (41, 43) supported in housings (45, 47). Transducers (71) are located adjacent the bars (41, 43) to detect movement of the bars in response to the gravity gradient tensor. At lea...
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WO/2008/061279A1 |
A heat switch (570) is disclosed as well as a gradiometer having the heat switch. The heat switch is formed from a non-magnetic material such as a semi-conducting material. The semi-conducting material may be provided by way of a Hall ef...
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WO/2008/061281A1 |
A gravity gradiometer is disclosed which has a pair of sensor bars (41, 42) mounted in housings (43) and (45). Transducers (71) are located adjacent the bars for measuring movement of the bars in response to the gravity gradient tensor. ...
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WO/2008/061278A1 |
A gravity gradiometer is disclosed which comprises a pair of sensor masses (41, 43) arranged in housings (45, 47). Transducers (71) are provided for measuring movement of the sensor masses in response to the gravity gradient tensor. The ...
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WO/2007/106309A2 |
A method of identifying drainage tile problems in a field (10) including steps of detecting, predicting and comparing moisture levels. The steps including detecting a moisture level at predetermined locations in the field (114); predicti...
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WO/2007/094701A2 |
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WO/2007/085048A1 |
A method of interpolation between a plurality of field gradient tensors including the steps of: accessing a plurality of field gradient data; formatting said plurality of field gradient data into 3-dimensional tensors of rank 2; determin...
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WO/2007/075734A2 |
A performance data storage device is provided that enables an individual performing an exercise session to record and transmit data concerning the exercise session in a real time manner using a mechanical interface or in a wireless manne...
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WO/2007/051251A1 |
A method for analysing data describing a potential field to estimate the depth and location of buried geological features, including the application of energy spectrum analysis to a selected series of overlapping windows overlaid onto th...
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WO/2007/038819A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42) which are supported on mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotall couples the...
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WO/2007/038822A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42) which are supported on a mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotally couples ...
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WO/2007/038818A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42) which are supported on a mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotally couples ...
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WO/2007/038821A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42) which are supported on a mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotally couples ...
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WO/2007/038824A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42) which are supported on a mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotally couples ...
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WO/2007/038820A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42) which are supported on a mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotally couples ...
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WO/2007/038825A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42). which are supported on a mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotally couples...
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WO/2007/038823A1 |
A gravity gradiometer is disclosed which has a sensor in the form of bars (41 and 42) which are supported on a mounting (5) which has a first mount section (10) and a second mount section (20). A first flexure web (33) pivotally couples ...
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WO/2007/022607A2 |
This method and device will find application for stopping, driving and manoeuvring of simulators, stands, and vehicles in case of removed mechanical connection between engine and support by restricts or excludes such a connection - outer...
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WO/2007/012192A1 |
A gravity gradiometer having quadrupole responders in which a mass quadrupole is supported by a torsional spring forming a flexure allowing rotation of the mass quadrupole about its center of mass. The flexure can be a pair of spaced apa...
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WO/2007/012895A2 |
This invention relates to improved techniques for processing potential field measurement data from airborne surveys such as gravity surveys, and to improved techniques for data acquisition which are enabled by the improved data processin...
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WO/2006/112750A1 |
The invention relates to means for universe researches. The inventive method for recording a local spatio-temporal irregularity of the universe physical characteristics consists in simultaneously measuring a control parameter of at least...
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WO/2006/101275A1 |
A load detector 1 is provided with a base plate portion 2 to be disposed on a bed installation surface 55, a leg disposing plate portion 13 on which a caster 51 as a leg portion of a bed is to be disposed, the leg disposing plate portion...
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WO/2006/073946A1 |
An accelerometer and rate sensor package to aid gravity gradiometers is provided. The accelerometer and rate sensor package is mounted directly on or within a gravity gradiometer instrument (GGI). Outputs from the sensors can be used to ...
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WO/2006/061077A1 |
Level measurement is commonly carried out by means of sensors that detect acoustic or electromagnetic signals or radioactive radiation emitted by corresponding sources and that use the results of measurement for drawing conclusions about...
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WO/2006/022261A1 |
A seat condition detection device has a sensor unit including pressure sensing switch units that are connected to each other in parallel. The pressure sensing switch units are each switched to either an ON state or an OFF state depending...
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