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WO/2022/103111A1 |
The present invention relates to a vibration generation device for correcting a vibration sensor, and more specifically relates to a vibration generation device which is capable of minimizing the occurrence of parasitic motion and ripple...
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WO/2022/098393A1 |
A sensor rod assembly includes a master stick and an extension stick, where the master stick and the at least one extension stick are coup!able together via at least one of a physical coupling, an electrical coupling, or a communicative ...
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WO/2022/098489A1 |
Methods, systems, and apparatus, including computer programs encoded on computer storage media, for calibrating a robotic workcell. One of the methods includes obtaining an initial model of a workcell having a plurality of calibration en...
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WO/2022/088797A1 |
A measurement abnormality-considered cooperative localization method for a powerful cluster type multi-deep-sea underwater vehicle. A state error equation and a measurement equation considering an abnormality of relative distance measure...
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WO/2022/073376A1 |
A self-adaptive moving base rotation modulation fine alignment method based on multiple fading factors. First, in order to improve the alignment accuracy of an MEMS, the principle of single-axis rotation modulation for angular rate exten...
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WO/2022/069425A2 |
The invention relates to a device (1) for calibrating a spatial position of a center of an entrance pupil of a camera (2). The device has a holder (4) for holding the camera (2) such that it covers a specified calibration field of view (...
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WO/2022/056820A1 |
A sensing method and system for an anti-shake stabilizer of a vehicle. The method comprises: when performing sensor calibration, making a vehicle stationary, ensuring that a suspension is in a stable state and an anti-shake stabilizer is...
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WO/2022/057350A1 |
An inertial pre-integration method for a combined motion measurement system based on nonlinear integral compensation. In application fields of autonomous driving of vehicles, unmanned aerial vehicle attitude control, motion capture, augm...
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WO/2022/053795A1 |
There is provided a method for determining an intended orientation and/or position of a user's head when the orientation of the user's head is being changed involuntarily by vibratory or buffeting forces transmitted through the user's bo...
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WO/2022/050514A1 |
An electronic device includes a first part. The electronic device also includes a second part that is configured to move with respect to the first part. The electronic further device includes a magnetic member that is disposed on one of ...
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WO/2022/042241A1 |
Provided is an initial alignment method for a distributed navigation system of a recoverable carrier rocket. The method comprises: during the erection process of a rocket, performing calibration calculation of an azimuth installation coe...
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WO/2022/041971A1 |
The embodiments of the present application relate to the technical field of intelligent driving. In particular, provided are a positioning reliability test method and a related device. The method comprises: acquiring a first positioning ...
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WO/2022/037749A1 |
The invention relates to a method for calibrating a yaw rate sensor of a vehicle, wherein a yaw rate of the vehicle is detected on the basis of measurement data from the yaw rate sensor, wherein a yaw angle change is determined on the ba...
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WO/2022/028377A1 |
Embodiments of the present application relate to the field of autonomous driving technologies, and provide an autopilot calibration method and apparatus, and an electronic device and a computer readable storage medium. The autopilot cali...
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WO/2022/025689A1 |
The present invention provides a route guidance device mounted on a vehicle to implement augmented reality, and a route guidance method thereof. A route guidance device, according to one embodiment of the present invention, comprises: a ...
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WO/2022/017699A1 |
Method (100) for calibrating an inertial angular sensor (10) comprising the steps of: A for at least two electrical angles (θj) of the vibration wave: A1 applying, via each of the three trim commands CTi, a sinusoidal stiffness disturba...
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WO/2022/016356A1 |
A method for calibrating high-precision interior and exterior orientation elements of a mapping camera. The method comprises: first fixedly connecting a first reference mirror (1) to a mapping camera, and establishing a parallel light ca...
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WO/2022/015430A1 |
A mobile device (100) in a moving vehicle (102) initializes a Global Navigation Satellite System (GNSS) - Inertial Navigation System (INS) system while the vehicle (102) is in-motion with the orientation of the mobile device (100) with r...
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WO/2022/007089A1 |
A MEMS gyroscope (1) and an electronic product. The MEMS gyroscope (1) comprises: a substrate (10); a fixed member (11) fixedly connected to the substrate (10); a first annular member (12) having a circular shape and nested on the outer ...
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WO/2021/260470A1 |
Method of calibration of a front optical sensor mounted on board of a vehicle, comprising the steps of: - positioning the vehicle on a supporting surface (2) with a screen (3) arranged in front of it and inclined with respect to the supp...
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WO/2021/254302A1 |
A starlight atmospheric refraction measurement correction method based on collinearity of refraction surfaces, comprising: performing star pattern recognition on the basis of observed fixed star vectors in a star sensor and a reference s...
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WO/2021/250651A1 |
A method of performing calibration of a target-positioning system of an Unmanned Aerial Vehicle (UAV) comprises: (a) receiving, from the system, measurement data, associated with calibration mission(s), and indicative of measurements rec...
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WO/2021/250525A1 |
Multiple calibration results for calibrating a barometric pressure sensor based on data received from a device containing the sensor are determined and stored in a table. The table is updated based on rules regarding a relationship betwe...
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WO/2021/243696A1 |
A vehicle navigation positioning method and apparatus, and a base station, a system and a readable storage medium. The vehicle navigation positioning method comprises: receiving a navigation positioning service request, and generating tr...
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WO/2021/227013A1 |
A solid-state resonant gyroscope self-calibration method and system, relating to the technical field of underground drilling attitude measurement, and being capable of achieving the separation of a zero-bias error and an angular velocity...
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WO/2021/228860A1 |
The invention relates to a method for estimating angular errors of coders for a looped system comprising at least one actuator rotating on an axis and an angle coder producing a position measurement signal, and comprising a calculation d...
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WO/2021/224170A1 |
The invention relates to a method for the controlled initialization of a localization device (1) of an at least partially autonomously operable vehicle (2), comprising at least the following steps: a) determining requirements with regard...
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WO/2021/195954A1 |
A method for calibrating an inertial measurement system (420), an inertial measurement system (420) and a mobile platform (410); the inertial measurement system (420) comprises a primary inertial measurement unit (320) and a secondary in...
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WO/2021/185516A1 |
The invention relates to a device (1) for characterising, for checking and/or for testing a component (10), in particular a microelectromechanical system, characterised in that the device (1) comprises a support (2) and an exciter device...
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WO/2021/180869A1 |
A method comprising: digitally processing orientation measurements provided by each of first and second inertial measurement units, the first and second units being arranged on first and second body members of a person, respectively, acc...
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WO/2021/174507A1 |
A parameter calibration method, a parameter calibration device, a parameter calibration system, and a readable storage medium. The method is used for a radar and an inertial measurement unit, wherein the radar is fixedly connected to the...
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WO/2021/178149A1 |
A MEMS system includes a gyroscope that generates a quadrature signal and an angular velocity signal. The MEMS system further includes an accelerometer that generates a linear acceleration signal. The quadrature signal and the linear acc...
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WO/2021/168847A1 |
A time of flight (ToF)-based ranging chip (201), apparatus and method, relating to the technical field of chips, used for improving the accuracy of ToF ranging, and capable of effectively improving the ranging distance of ToF. The rangin...
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WO/2021/164341A1 |
A heading mounting error determination method. The method comprises: acquiring heading angles and track angles output by an integrated navigation system of a driving device during a first traveling process (S110), wherein the heading ang...
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WO/2021/160070A1 |
Techniques for calibrating an inertial measurement unit are described. The computer system generates an initial noise adjustment that is a first ratio of an initial noise val-ue to a reference noise value(204) and an initial bias adjustm...
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WO/2021/134960A1 |
A calibration method and apparatus, a processor, an electronic device, and a storage medium. The method comprises: obtaining at least two postures of an imaging device and at least two pieces of first sampling data of an inertial sensor ...
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WO/2021/136147A1 |
A method and system (100) for positioning a preset region of a shared device (140). The method for positioning the preset region of the shared device (140) comprises: acquiring signal information of the shared device (140) (510); at leas...
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WO/2021/135161A1 |
A real-time celestial positioning and metering method for the space debris based on automatic pointing measurement. The method comprises: generating a theoretical star chart; obtaining the astrology of a star and the space debris; genera...
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WO/2021/132811A1 |
The present invention relates to a method for correcting a GPS error by comparing high-definition 3D maps in an overlapping region. More specifically, when there is an overlapping region on a GPS route while obtaining raw data to be util...
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WO/2021/132947A1 |
An electronic device according to various embodiments disclosed in the present document may include a display, a camera, and a processor operatively connected to the display and the camera. The processor may display an augmented reality ...
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WO/2021/127508A1 |
A method for stabilizing a magnetic field of an inertial measurement unit (IMU), is provided that includes initializing accelerometer and gyroscope (AG) heading data for the IMU and initializing accelerometer, gyroscope and magnetometer ...
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WO/2021/114764A1 |
A map correction method and system based on a local map. The map correction method comprises the following steps: a robot collects laser data; and perform positioning and navigation in an original Global map by utilizing the collected la...
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WO/2021/110055A1 |
A strict reverse navigation method for optimal estimation and fine alignment, comprising: establishing an adaptive control function; forward navigating a calculation process; reversely navigating the calculation process; and performing a...
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WO/2021/105883A1 |
Methods and machines involve detecting when a mobile device is in a first area and a second area at different times, collecting pressure data from the mobile device and reference sensor(s) to estimate altitudes of the mobile device withi...
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WO/2021/104457A1 |
An interference signal parameter estimation method and a detection device (700, 800, 900), which can rapidly and accurately estimate parameters of an interference signal, so as to avoid interference. Said method comprises: determining th...
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WO/2021/093454A1 |
A wafer-level assembly method for a micro-hemispherical resonator gyroscope structure, a micro-hemispherical resonator gyroscope structure and a wafer fixture of a micro-hemispherical resonator structure. The wafer-level assembly method ...
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WO/2021/082790A1 |
An IMU-based uwb positioning abnormal value processing method, comprising the following steps: S1, obtaining IMU data of an unmanned aerial vehicle; S2, fusing an accelerometer and a gyroscope, and calculating a pose angle of the unmanne...
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WO/2021/081687A1 |
A method for use in monitoring a satellite standalone unit failure based on a single indicator threshold, comprising the following steps: providing a standalone unit indicator analytic function (302); providing a failed service handling ...
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WO/2021/074892A1 |
A positioning and odometry system (POS) includes one or more sensors configured to collect sensor data. The one or more sensors are operably coupled to a portable housing configured to be coupled to a vehicle body. POS has processing cir...
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WO/2021/074851A1 |
A method for determining a current estimated gyroscope bias of a gyroscope, the gyroscope being configured to output rotation rate data, the method comprising: receiving first rotation rate data associated with a first time from the gyro...
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