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Matches 1 - 50 out of 771

Document Document Title
WO/2019/196093A1
Provided is a pan tilt head-based IMU calibration method, comprising the following steps: S1. fixing an IMU module to a pan tilt head, so that the pan tilt head is perpendicular to a horizontal plane and is arranged stably (101); S2. con...  
WO/2019/195356A1
A method for improving the accuracy of an inertial navigation system (INS) by performing a synchronization procedure to align the INS to a compass-derived initial heading comprises the steps of determining a heading of minimal error for ...  
WO/2019/194955A1
A calibration system calibrates inertial sensor readings on a vehicle (102). The calibration system estimates an attitude of the ground from a series of height and position measurements and reads an attitude from an inertial sensor subsy...  
WO/2019/192905A1
The invention relates to a method for calibrating at least one position sensor (1) in a vehicle (2), comprising the following steps: storing a map in the vehicle (2) with at least one item of virtual location information from the environ...  
WO/2019/183750A1
An inertia sensor correction method, comprising: correcting, according to a target deviation, data output by an inertia sensor (101), wherein an initial value of the target deviation is a deviation value obtained by first correction afte...  
WO/2019/179575A1
The invention relates to a method for determining the orientation and position of the coordinates system of at least one camera in a vehicle relative to a coordinates system of the vehicle. The orientation and the position of the coordin...  
WO/2019/175516A1
The invention relates to a method of calibrating a gyrometer (11) installed in a vehicle (1), said method being characterised in that it comprises the following steps: (a) acquiring, using the gyrometer (11), a measured angular velocity ...  
WO/2019/178279A1
A calibration fixture provides a repeatably accurate tool for measuring offset angles between measurement axes for inertial measurement units (IMUs) used in motion capture. The measured offset angles may be used to correct angles measure...  
WO/2019/144289A1
A method of calibrating an imaging system may include: capturing images using at least one imaging device (502), identifying feature points in the images (504), identifying calibration points among the feature points (506), and determini...  
WO/2019/134895A1
The invention relates to a device for determining a transformation between an accelerometer coordinate system of an accelerometer (3) attached to a subject and a subject coordinate system. Defining that a vertical and upward pointing dir...  
WO/2019/135296A1
A system for controlling a vehicle a sensor to sense measurements indicative of a state of the vehicle and a memory to store a motion model of the vehicle, a measurement model of the vehicle, and a mean and a variance of a probabilistic ...  
WO/2019/134305A1
Provided are a method and apparatus for determining a pose, a smart device, a storage medium, and a program product. The method for determining a pose comprises: determining a first pose on the basis of movement data acquired by an IMU a...  
WO/2019/133089A1
A system, comprising a clock generating a timing signal, a magnetometer coupled to the clock and configured to receive the timing signal and to generate first heading data and a gyroscope coupled to the clock and configured to receive th...  
WO/2019/121033A1
The invention relates to a method (100) for operating an inertial sensor unit for a vehicle, comprising the following steps: a. detecting (101) inertial sensor data, driving direction data and/or steering angle data and/or wheel rotation...  
WO/2019/118051A1
A MEMS gyroscope includes a proof mass of a suspended spring mass system that is driven at a drive frequency. The proof mass moves relative to a sense electrode such that an overlap of the proof mass and sense electrode changes during th...  
WO/2019/110201A1
The invention relates to a method for determining correction values for a number of sensors of a traveling motor vehicle, said method being based on backward calculation. The invention further relates to a method for determining a positi...  
WO/2019/090417A1
Systems and methods for updating an electronic map of a facility are disclosed. The electronic map includes a set of map nodes. Each map node has a stored image data associated with a position within the facility. The method includes col...  
WO/2019/094564A1
A system for calibrating a subsystem configured to determine a heading of a vehicle includes (1) a navigation system providing reverser control data, GPS data, and magnetometer data; and (2) an onboard computer configured to calculate X ...  
WO/2019/080046A1
A drift calibration method and device for an inertial measurement unit (IMU), and an unmanned aerial vehicle. The method comprises: obtaining video data (20) photographed by a photographing device (104); and determining a measuring error...  
WO/2019/080052A1
An attitude calibration method. The method comprises: obtaining video data (20) photographed by a photographing device (104); and determining a relative attitude of the photographing device (104) and an inertial measurement unit (IMU) ac...  
WO/2019/052231A1
Provided are a gyroscope detection device and method, the device comprising: a first circular base plate (110), with an annular groove (111) being arranged on a surface of the first circular base plate (110), surrounding the centre of th...  
WO/2019/055260A1
Disclosed herein are various methods of calibrating relative orientation between spatial orientation sensors, relative orientation between imaging sensor and spatial orientation sensor, and relative orientation between imaging sensors. T...  
WO/2019/032179A9
An angular sensor, comprising a Coriolis vibratory gyroscope (CVG) resonator, capable of oscillating along a first pair of normal n=1 modes comprising a first normal mode and a second normal mode; and a second pair of normal n=2 modes co...  
WO/2019/037484A1
A laser scanning device (101) calibration method, comprising: acquiring, on the basis of at least two frames of point cloud data obtained by scanning a target area by the laser scanning apparatus (101), the first coordinates of a ground ...  
WO/2019/032179A1
An angular sensor, comprising a Coriolis vibratory gyroscope (CVG) resonator, capable of oscillating along a first pair of normal n=1 modes comprising a first normal mode and a second normal mode; and a second pair of normal n=2 modes co...  
WO/2019/029967A1
A method for the self-calibration of vehicle sensors (31) is described. The method involves acquiring measured values (zt, Wt) on the basis of sensor data from the vehicle sensors (31). A matched filter is applied to the measured values ...  
WO/2019/027260A1
A method for compensating for gyroscope drift on an electronic device includes receiving by a data processing unit, measurement data from a gyroscope. The method includes computing, by the data processing unit, a compensation parameter b...  
WO/2019/020945A1
The invention concerns a method for calibrating a magnetometer, comprising the following steps: - the magnetometer travels through (S1) a set of positions on a path, - acquisition (S2) by the magnetometer of a plurality of measurements o...  
WO/2019/018806A1
A combined altitude display apparatus for generating a combined altitude value is provided. The apparatus comprises a first altitude input interface, wherein the first altitude input interface receives a first altitude value; a second al...  
WO/2019/004537A1
The present invention relates to a method for calibrating a gyro sensor on the basis of a vehicle speed, and, in order to prevent a scale factor correction error from being accumulated since the rotational radius changes according to the...  
WO/2019/004538A1
The present invention relates to an inertial sensor calibration method and, more particularly, to a method which enables accurate dead reckoning (DR) positioning by calculating a scale factor of an inertial sensor by using an indoor map ...  
WO/2018/214090A1
Disclosed are a control method and apparatus, and a pan-tilt, wherein the pan-tilt is used for bearing a camera device, and the method comprises: acquiring a shift pixel of at least one target feature point in multiple frame images, wher...  
WO/2018/201229A1
The present specification relates generally to geopositioning and more specifically relates to a method, system and computer program product for calibrating absolute user location and bearing on a low geolocation accuracy computing devic...  
WO/2018/025115A3
A method and a system for calibrating an inertial measurement unit (IMU) via images of a calibration target are provided herein. The method may include: measuring parameters via an IMU; capturing a plurality of calibration images of a sc...  
WO/2018/184865A1
The invention relates to a calibration element (100) comprising a calibration feature (101-1, 101-2) for calibrating a sensor (103-1, 103-2) of a sensor system (105) that is to be calibrated, a sensor (107-1, 107-3) for acquiring data on...  
WO/2018/179286A1
This measurement device (20) for measuring the angular velocity or acceleration of a two-wheel vehicle, is provided with a main detection unit (21) which detects the three-axis angular velocity or three-axis acceleration, a support unit ...  
WO/2018/182737A1
A vehicular monitoring system (5) has a plurality of sensors (20, 30) that are used to sense the presence of objects (15) around a vehicle (10, 52) for detecting collision threats. At least one of the sensors is positioned such that a po...  
WO/2018/182870A1
Described is a system for adaptive calibration of a sensor of an inertial measurement unit. Following each sensor measurement, the system performs automatic calibration of a multi-axis sensor. A reliability of a current calibration is as...  
WO/2018/161144A1
An aircraft static test adapter assembly comprising a static test head for performing testing at an aircraft static port on an aircraft body. The static test head is biased, and optionally supported by a biasing member extending in use f...  
WO/2018/158471A1
The invention relates to a method that allows measurements to be obtained with high precision, regardless of the distance between the point to be measured and the measuring device, the measurements also being calculated in real time. Acc...  
WO/2018/157118A1
According to one aspect, embodiments herein provide a whole angle gyroscope comprising a central point, at least one mass arranged symmetrically about the central point, a plurality of transducers, each configured to perform at least one...  
WO/2018/149601A1
The invention relates to a method for detecting a standstill of a vehicle (100), said method comprising a step of filtering, a step of normalising and a step of observing. In the filtering step, an acceleration value (ax) in a first axis...  
WO/2018/148917A1
Disclosed is an aerospace-grade ball grid detection system, comprising a base (100), with a power cylinder (120) rotationally arranged at the centre of same; a top plate (300) rotationally arranged on the base (100), wherein a free board...  
WO/2018/138529A1
A method of tuning a vibratory gyroscope, the gyroscope comprising: an axisymmetric disc resonator, a frame, the resonator fixed to the frame through at least three separate anchors, a plurality of electrodes, each electrode positioned o...  
WO/2018/129335A1
Methods, apparatus, and systems for estimating and calibrating a gyroscope's scale using a magnetometer mounted on the same device by rotating the device about an axis multiple times; and, during the first rotation, storing the magnetome...  
WO/2018/121617A1
A detection method for positioning accuracy, an electronic device and a computer storage medium, the method comprising: controlling a target device to move according to a preset route (101); while the target device moves, detecting first...  
WO/2018/118574A1
Methods, apparatus, and systems for calibrating the Zero Rate Offset (ZRO) of a gyroscope are disclosed.  
WO/2018/099089A1
A method and a device for recognizing a stationary state is provided for resolving the issue of low stationary state recognition accuracy in the prior art. The method comprises: an inertial navigation system obtaining first operation dat...  
WO/2018/096120A1
A method for calibrating a sensor (1) for measuring a distance (9) between the sensor (1) and a surface (2) comprising at least the following method steps: a) providing a first calibration curve (12) as a function of the distance (9) bet...  
WO/2018/076725A1
An automatic calibration method of an angle sensor for an automatic drive control system of a farm machine, comprising the following steps: step S1, fixing a steering wheel of a farm machine to keep the front wheels of a vehicle at a fix...  

Matches 1 - 50 out of 771