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Matches 1 - 50 out of 411

Document Document Title
WO/2024/043801A1
A measurement vehicle includes a geophysical sensor. One or more operational sensors are configured to detect operational data related to operation of the measurement vehicle. A driving system is configured to move the measurement vehicl...  
WO/2023/231200A1
A variable-area comb capacitor-based MEMS relative gravimeter probe, comprising spring structures (1), a proof mass (2), movable comb teeth (3), fixed comb teeth (4, 5) and an outer frame (6), of the spring structures (1), fixed ends bei...  
WO/2023/194296A1
The invention relates to a cold-atom and light-pulse interferometric system (100) comprising a vacuum chamber (7) containing a cloud of cold atoms (8), a planar retro-reflective optical component (5), a laser source (6) suitable for gene...  
WO/2023/183007A1
The disclosure presents processes to locate one or more quantum gravimeters at a hydrocarbon well site, with at least one quantum gravimeter at a surface location. Zero or more additional gravimeters, whether quantum gravimeters or non-q...  
WO/2023/170506A2  
WO/2023/152307A1
The invention relates to a gravitational field property measurement device (10) for measuring a change in a gravitational field gradient, having a first mass element (12.1), that has a first mass (m1), a second mass element (12.2), that ...  
WO/2023/115126A1
A system and method for measuring acceleration. The system comprises a diamond having a nitrogen-vacancy centre configured to emit fluorescence under optical illumination in presence of a radio frequency field tuned to a resonant frequen...  
WO/2023/055566A1
A device comprises thermal atomic source(s), atom interference lasers, and additional laser beam(s). The thermal atomic source(s) provide atomic beam(s). The atom interference lasers are disposed to provide interrogation laser beams that...  
WO/2023/034792A1
Surface tracking systems and methods for tracking a first wellbore relative to a non-geological target in a subterranean formation by determining characteristics of gravity anomalies related to the first wellbore and the non-geological t...  
WO/2023/028183A1
A system for drilling a wellbore into an earth formation includes a logging tool in the wellbore having at least one near-range measurement sensor, and a processor. The processor is configured to receive, at each depth along the wellbore...  
WO/2023/028530A1
The present disclosure relates to systems and methods of determining a wellbore position in a subterranean formation by using gravity sensors to detect a gravity anomaly related to a presence of the wellbore, contents within the wellbore...  
WO/2023/280122A1
A density determination method and apparatus, and an electronic device, which are applied to the technical field of geophysical exploration. The density determination method comprises: acquiring Bouguer gravity anomalies at a plurality o...  
WO/2023/282760A1
A method for use in evaluating or mapping a sub-sea metallic mineral resource or resources over a region is provided. The method comprises: providing sample data relating to at least one sample taken from the region (1a); providing at le...  
WO/2022/266123A1
A power tool comprising a power tool housing and a motor within the power tool housing. The motor including a rotor and a stator, the rotor coupled to a motor shaft to produce a rotational output. The power tool further includes a sensor...  
WO/2022/253198A1
A method and system for indirectly measuring gravity. The method comprises: gravitational acceleration of a position to be measured is changed on the basis of synthesis affected by universal gravitation generated by a celestial body, uni...  
WO/2022/229621A1
An apparatus for driving atoms of an atom cloud into a targeted quantum state is provided, the apparatus comprising: an atom source for releasing a cloud of atoms to be driven into a targeted quantum state; a laser system configured to g...  
WO/2022/212543A1
Methods and apparatuses for controlling a satellite antenna based on its motion are disclosed. In some embodiments, the method comprises determining a motion state of an antenna for communication with a satellite, determining a motion pr...  
WO/2022/192678A1
A system and method of effectively measuring a change in a gradient of a magnetic field. The systems include a first magnet and a second magnet mechanically coupled together and aligned along a polarization axis. The first magnet and the...  
WO/2022/192676A1
A sensing system, and method of operating same, can act as a highly sensitive gradiometer. A first non-magnetic element, such as a sphere, is driven at a first resonance frequency along an axis. A magnet is attached to a second non-magne...  
WO/2022/182904A1
Pneumatically supported towers for low gravity applications are disclosed herein. In one aspect, an inflatable tower for use in vacuum environments can have a membrane configured to support a load when inflated with an inflation gas to a...  
WO/2022/172031A1
An apparatus for generating vertically separated atom clouds. The apparatus comprises an optical system comprising an arrangement of lenses and optics. The optical system is configured to trap and cool atoms to form a cold atom cloud; se...  
WO/2022/169009A1
A method for detecting a live wire through a smart watch, which is performed by a smart watch, according to an embodiment of the present invention may comprise the steps of: (a) collecting a geomagnetic field sensor measurement value thr...  
WO/2022/159616A1
A system, method, and platform for detecting natural resources. Gravitational waves are measured utilizing one or more sensor systems associated with an exploration area. The one or more sensor systems include at least an accelerometer c...  
WO/2022/109738A1
A system comprising one or more autonomous vehicles equipped with sensors to perform continuous multi-domain gravity gradiometry measurements to better understand density variation of an object, surface and/or subsurface. The autonomous ...  
WO/2022/090217A1
Described are a system and a method for determining the mass of a ship moving in water, comprising: at least two gravitational field strength sensor units, GFS sensor units for short, that are stationarily mounted relative to the moving ...  
WO/2022/006921A1
A data processing method for underwater strapdown gravity measurement, comprising performing error estimation and compensation on the position of a laser gyro single-shaft rotational strapdown inertial navigation system, and then obtaini...  
WO/2021/253487A1
An underwater navigation and gravity measurement integrated system, comprising three laser gyroscopes (8), three pendulum-type flexible accelerometers (9), three gravity sensors (2), a transposition and angle measurement apparatus (4), a...  
WO/2021/248698A1
An absolute gravity meter based on optical tweezers in vacuum, and a measurement method. A micro-nano particle releasing device is internally provided with micro-nano particles, and is located above laser optical tweezers; two beams of c...  
WO/2021/244426A1
A balanced falling mechanism and a gravimeter. A driving apparatus can drive an adjusting member to move in the vertical direction. When a bearing member (330) and a mass member to be measured (340) move in the vertical direction, and sa...  
WO/2021/180729A1
The invention relates to detection devices and other equipment known per se, the functionality of which increases substantially with the accuracy of the gravitational constant. These devices and equipment have until now relied on a very ...  
WO/2021/120533A1
A method for determining a gravity-related reciprocal of time. During processing of gravity measurement data, a gravity anomaly is considered a stationary random process in the time domain, and is described by using a Gauss-Markov model ...  
WO/2021/114604A1
A superconducting gravity gradiometer, and a method for improving the sensitivity thereof. The superconducting gravity gradiometer comprises: paired superconducting test masses (2, 6), paired negative-stiffness superconducting coils (3, ...  
WO/2021/026982A1
A flexible display device and an intelligent protection method therefor, and a computer-readable storage medium. When it is detected that the flexible display device is in an intelligent protection mode (S401), gravity measurement data i...  
WO/2021/016266A1
A system and method of detecting subsurface karst features includes receiving surface mapping data. A potential surface pad location can be identified in view of the surface mapping data. A resistivity survey for the potential surface pa...  
WO/2021/013680A2
The invention relates to a stationary radar device, which, in addition to a plurality of stationary receiving antennas (6), also has a plurality of stationary transmitting antennas (4) for transmitting primary radio waves, for example. A...  
WO/2020/249974A1
A method of measuring an acceleration using one or more trapped BECs and at least two atomic field modes within those BECs is described. A density distribution of at least one of the one or more BECs is modified by the acceleration, whic...  
WO/2020/197416A1
System are described for cargo transportation comprising a container adapted for the storage of cargo and adapted for transportation by UAV. The container has features of a shell defining and interior space adapted for the containment of...  
WO/2020/168314A1
An optomechanical inertial reference mirror combines an optomechanical resonator with a reflector that serves as an inertial reference for an atom interferometer. The optomechanical resonator is optically monitored to obtain a first iner...  
WO/2020/140378A1
Provided is a method for post-compensation of the motion error of a rotating accelerometer gravity gradiometer: in gravity gradient exploration on a moving base, recording the angular motion and linear motion of a gravity gradiometer; af...  
WO/2020/122892A1
Methods and systems of the present disclosure integrate time-lapse gravimetric data with dynamic reservoir modeling, whereby petrophysical constraints are applied to the inversion of the gravimetric data to constrain the resulting dynami...  
WO/2020/113327A1
A system, including one or more motion sensors, a microprocessor and one or more displays, for monitoring and displaying (in real time), forces experienced by a vessel and the crew, including peak and cumulative forces, and Whole Body Vi...  
WO/2020/109835A1
The present invention relates to a method for determining of an exploration or exploitation scheme for a real subsoil, this method comprising: - determining a first scoring value based on a determined geometry of the subsoil, said first ...  
WO/2020/079222A1
A sensor is disclosed which has a base plate (3), a support element (6), a mass element (4) supported on the base plate by means of the support element (6), and a measurement point (8). The support element (6) has at least one first port...  
WO/2020/042696A1
Disclosed are a device and method for compensating for an error of a moving-base rotating-accelerometer gravity gradiometer. A signal of the gravity gradiometer before demodulation is compensated by calculating an angular motion error, a...  
WO/2019/218889A1
Disclosed is a vertical superconductive magnetic spring oscillator with an adjustable inherent frequency, the oscillator comprising: a test mass (1), a negative-stiffness superconductive coil (3), and a positive-stiffness superconductive...  
WO/2019/200488A1
A sensor has an at least partially conductive material to which plural conductive contacts are connected. A processor causes circuits to be formed between pairs of the conductive contacts to measure an electrical property of the material...  
WO/2019/190504A1
A method and system for in-sit calibration of a gravimeter. A method may comprise disposing a downhole tool in a borehole, wherein the downhole tool comprises the gravimeter attached to a linear actuator, recording a first set of measure...  
WO/2019/173160A1
Example gravity gradiometers are described that utilize high precision resonant optical cavities to measure changes in gravitational forces at high sensitivities. In one example, a sensing system includes a gravity gradiometer and a cont...  
WO/2019/129746A1
The present invention relates to electromagnetic devices 1, 21 and associated methods for the directional emission and the detection of gravitational waves. The gravitational wave generating device 1 consists of a cavity 4 carrying elect...  
WO/2019/129745A1
The present invention relates to electromagnetic devices 1, 21 and associated methods for the directional emission and the detection of gravitational waves. The gravitational wave generating device 1 consists of a cavity 4 carrying elect...  

Matches 1 - 50 out of 411