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WO/1989/005542A1 |
A self guided vehicle employs a highly accurate velocity sensor (12) to determine vehicle speed and position. The velocity sensor (12) includes a resolver (14) connected to and rotatable with a ground engaging wheel (16). A resolver to d...
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WO/1989/004783A1 |
In a process for correcting the speeds of rotation of the wheels of a vehicle which are determined by wheel sensors and which differ because of the different wheel diameters, the vehicle speed is measured during slip-free travel from the...
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WO/1989/003999A1 |
In the device described, one or more acceleration sensors are stimulated by an electrical excitation so that one of the sensors functions as a structure-borne noise emitter, while the other(s) receive(s) these signals. Its performance, c...
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WO/1988/006541A1 |
Impact sensor (1) for a motor vehicle, connected with a testing circuit. The impact sensor is provided with an acceleration detector (5), an evaluation circuit (6) and a release circuit (7) for a passive security device. Simple testing o...
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WO/1988/001242A1 |
A circuit for an electronic sensor of motor vehicle safety devices having an acceleration detector (PE) the output signal of which can be transmitted to an evaluation circuit connected after a final stage (38) for releasing the safety de...
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WO/1988/001389A1 |
A spin-stabilized spacecraft has a pair of three-axis accelerometers (A, C) mounted on the spacecraft rotor (10) to provide for self-aligning, enduring and sophisticated navigational capability. A second pair of accelerometers (B, D) is ...
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WO/1986/006172A1 |
In this process, the speed transmitter exit signal is verified not only with respect to its presence, but also with respect to its plausibility. An embodiment is presented that can be carried out in particular with the assistance of a su...
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JP2024516069A |
A tire sensor (70) calibration method (200) and related system (100), wherein a tire (99) is mounted using a sensor (70) attached to a crown portion (31) of a tire (99). While the vehicle is moving forward, a) obtaining (1) from the sens...
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JP2024050957A |
[Problem] To accurately calculate train speed and position even when slipping or skidding occurs. [Solution] A train speed position calculation device according to an embodiment includes a slope information holding section that holds slo...
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JP7459882B2 |
The present disclosure relates to a drive control device, a drive control method, and a program that allow for an improvement in detection accuracy of a multi-IMU.Angular velocities supplied from a plurality of inertial measurement units...
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JP7458035B2 |
A module inspection method is a method for inspecting a module in which an inertial sensor is incorporated, and the module inspection method includes: acquiring sensor sensitivity information corresponding to a predetermined inertial for...
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JP7458040B2 |
An object of the present disclosure is to suppress that a configuration of a detector is complicated, while enabling abnormality diagnosis of the detector. An inertial detection circuit (10) includes a signal generator (2) and a processi...
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JP7452383B2 |
Before a pedestal is assembled, a sensitivity is inspected for each of sensors disposed in blocks respectively. In an inspection step, the blocks in which the sensors are disposed respectively are prepared. The blocks are fitted into mai...
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JP2024032832A |
An object of the present invention is to provide calibration of a movement detection device. An electronic system has a board with a thermal interface having an exposed surface. A thermoelectric device is placed against the thermal inter...
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JP7426598B2 |
A sensor system includes a sensor element, a signal processing circuit, and a pseudo-signal correction circuit. The sensor element outputs an electric signal corresponding to an external force. The signal processing circuit converts the ...
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JP7426982B2 |
An electronics system comprising a board (12) that includes: a structural material (22); a thermal conduit on the structural material (22), the thermal conduit having a thermal conductivity that is higher than a thermal conductivity of t...
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JP2024012862A |
[Problem] To detect changes in a regression equation for correcting rotational speed at an early stage. A correction device includes a rotation speed acquisition section, a comparison value calculation section, a torque acquisition secti...
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JP2024503990A |
The present invention is a method for calibrating a particle sensor (2), in which a particle sensor (2) is calibrated to produce a calibration intensity distribution (10) in the calibration plane (KE), in particular a calibration focus. ...
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JP2024011414A |
The present invention provides a technique for efficiently deriving angular velocity. [Solution] A server 300 includes a first initial value of an offset of a 3-axis angular velocity sensor 110, a second initial value of a sensitivity co...
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JP7420159B2 |
The present invention relates to a method and an apparatus for detecting a failure of a sensor device during operation of the sensor device. A test signal is generated in a first frequency band that is above a signal frequency band of th...
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JP7420023B2 |
In an apparatus for calibrating an inertial sensor configured to detect an angular velocity of a vehicle, an angular velocity estimator is configured to estimate a value for an angular velocity of the vehicle based on a value for an atti...
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JP2024008024A |
An object of the present invention is to provide an error correction device that can suppress the influence of mounting errors of acceleration sensors using a simpler method. [Solution] An error correction device for an acceleration sens...
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JP7407617B2 |
To achieve an acceleration measurement device and acceleration measurement method that correctly make a temperature compensation of an acceleration sensor without having a temperature sensor built in the acceleration sensor.A charge ampl...
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JP7406340B2 |
An acceleration detection device includes a first acceleration acquisition unit configured to acquire a first acceleration from a mechanical acceleration sensor a second acceleration acquisition unit configured to acquire a second accele...
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JP2023552649A |
A method and apparatus for testing a positioning speed measurement system host, the method comprising: obtaining a first simulation signal (S101), the first simulation signal simulating an absolute position sensor and a relative position...
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JP2023175166A |
To provide an inertial measuring device capable of canceling out noise due to stress from a substrate on which two sensors are disposed by obtaining a differential value between detection values of the two sensors.An inertial measuring d...
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JP2023175165A |
To provide an inertial measurement device for suppressing deterioration of accuracy in self-diagnosis, and also to provide a self-diagnostic method of the inertial measurement device.An inertial measurement device includes: a first inert...
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JP7394352B2 |
A signal processing device includes a detection circuit, a correction circuit, and a comparator circuit. The detection circuit generates a first detection signal, based on an output signal of a capacitive detection element that detects i...
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JP2023170902A |
To provide a technique capable of calculating a calibration parameter for an inertial sensor including other-axis sensitivities in a user environment.An information processing device includes: first obtaining means for obtaining, from an...
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JP7390322B2 |
Systems and/or devices for implementing a tracking device for tracking a position/location and orientation of an object are provided herein. The device comprises one or more sides that define a predetermined shape, and a plurality of ine...
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JP7389825B2 |
An information processing apparatus 1 sequentially receives a plurality of input data between predetermined time TS and time TE, and uses model information to estimate predetermined estimated data at a time point of time T (TS
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JP7388270B2 |
To provide a deceleration calculation device of a two-wheeled motor vehicle which can compensate for an influence of a wheel speed error resulting from a change of a tire diameter when the two-wheeled motor vehicle turns.A deceleration c...
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JP2023168657A |
To provide a calibration system of an optical non-contact speedometer which does not need a reference measurement object with a known length.A calibration system of an optical non-contact speedometer comprises: a pipeline 20 which is tra...
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JP7383173B2 |
In order to achieve improvement in reliability of a speed calculation device included in a railway vehicle while reducing cost increase due to redundancy of a device, a vehicle speed calculation device includes at least two shaft speed s...
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JP2023162599A |
To provide an inertial sensor and an inertial measurement device that can easily execute inspection of a movable body without deteriorating noise characteristics.An inertial sensor comprises a substrate, a sensor element provided on the ...
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JP2023156642A |
To provide a method for measuring acceleration sensor characteristics with which it is possible to acquire characteristics with eccentric errors corrected, by a simple method.Provided is a method for measuring acceleration sensor charact...
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JP2023148152A |
To properly execute failure determination in a configuration incorporating a plurality of acceleration sensors.A control unit S2 is configured to be able to execute first determination control for determining whether or not acceleration ...
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JP2023543250A |
The present application applies to the field of video processing and provides a method for generating a gyroscope rotation direction, a method for realizing bullet-time imaging effects, a computer-readable storage medium, computer equipm...
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JP2023144961A |
To achieve highly reliable evaluation on an inertial sensor.A first acquisition step acquires detection information of an inertial sensor 3 in a process of moving a mobile body M1. A second acquisition step acquires reference information...
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JP2023140882A |
To provide a control device and a vehicle control system which highly accurately correct a temperature characteristic error of an acceleration sensor and calculate an inclination angle with improved accuracy.A control device comprises: a...
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JP2023138046A |
To compute an installation angle in each direction of a roll, pitch and yaw of an inertial measurement device regardless of a gradient of a road surface.An installation angle estimation device comprises: a posture angle estimation unit 4...
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JP7349978B2 |
In an abnormality determination device for determining presence or absence of an abnormality of a 6-axis inertial measurement sensor installed in a vehicle to detect a forward-backward acceleration, a lateral acceleration, a vertical acc...
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JP2023132591A |
To easily calibrate a zero point of a yaw rate sensor.A yaw rate calibration device 1 includes: a lateral position acquisition unit 12 that acquires a lateral position LP of a vehicle 2 relative to a target traveling position TP of a tra...
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JP7349009B1 |
The present invention provides a position calculation method and a position calculation device that can calculate time-series data of a position of a moving body with higher accuracy using time-series data of acceleration and time-series...
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JP7346462B2 |
One aspect of the present disclosure relates to a computer-implemented method of determining respective spatial configurations, including respective positions, of a plurality of transducers attached to a target object; the method compris...
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JP2023123952A |
To enable the vehicle speed pulses of reference vehicle speed simply with good accuracy, as compared with before.Provided is a vehicle information display device 1 which is separately mounted on a vehicle 2 and shows vehicle information,...
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JP2023124552A |
To calculate an azimuth angle with high accuracy in a magnetic sensor.An information processing device includes a processor. The processor is configured to be able to input/output information between a magnetic sensor capable of measurin...
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JP7332789B2 |
A measurement system according to an aspect of the present disclosure is a measurement system that measures a degree of motion of a moving measurement target. In the measurement system, a calculation unit performs M (M is an integer of 2...
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JP7332794B2 |
A train speed control system 100 includes a first non-contact sensor 110 that outputs measured first speed information, a first safety device 120 that receives the first speed information from the first non-contact sensor 110, a second n...
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JP2023112300A |
To remotely make a zero point calibration of a sensor mounted in an on-vehicle device.A control server 20 comprises: a zero point calibration necessity determination function 2111 for determining the necessity of a zero point calibration...
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