Electronic equipment for obtaining three-dimensional movement locus of object

A technology of electronic equipment, three-dimensional motion, applied in multi-dimensional acceleration measurement, magnitude/direction of magnetic field, radio wave measurement system, etc.

Inactive Publication Date: 2010-02-24
BEIJING PAIRUIGEN SCI & TECH DEV
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

The present invention calculates the orientation and position of the moving object at any time and the trajectory of the motion process by using the orientation sensor and the acceleration sensor of the moving object combined with the position information of the reference position, so as to solve or partially solve the existing position positioning technology or motion trajectory Shortcomings in tracking technology

Method used

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  • Electronic equipment for obtaining three-dimensional movement locus of object
  • Electronic equipment for obtaining three-dimensional movement locus of object
  • Electronic equipment for obtaining three-dimensional movement locus of object

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Embodiment Construction

[0187] The core point of the present invention is to use a built-in acceleration sensor and an orientation sensor for a sports or mobile device, and obtain the trajectory or path of the motion or mobile device by processing the acceleration sensing signal and the orientation sensing signal through an information processor. Due to the accumulative effect of the error caused by the measurement error of the acceleration sensor and the orientation sensor and the calculation error of the information processor, the calculated motion trajectory or path deviation is too large. The position information of the reference position is added as the reference information of the calculated motion trajectory or path. Correction of calculation results. In order to achieve this goal, it is necessary to add a reference device at the reference position, and transmit the position information of the reference position to the motion or mobile device to participate in the calculation of the motion trac...

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Abstract

The invention provides electronic equipment for obtaining three-dimensional movement locus of an object, which is embedded into the object. The electronic equipment comprises an azimuth sensing component, an acceleration sensing component, an altitude sensing component, a communication component, a storage component and an information processing component. The communication component comprises a short-distance wireless communication module and / or a wire communication module, and communicates with a position reference device installed at a position reference point in a short-distance wireless manner or wire manner to obtain the position information of the position reference point. The information processing component computes the three-dimensional movement locus of the electronic equipmentrelative to the position reference point in accordance with the signals of a triaxial azimuth sensor, the signals of an altitude sensor and the signals of a triaxial acceleration sensor in combinationwith the position information of the position reference point. The azimuth sensing component, the acceleration sensing component, the communication component and the storage component are respectively connected with the information processing component. The technology of the invention can realize obtaining the position, azimuth and three-dimensional movement locus of the moving object at any moment and solve the problem of getting lost.

Description

technical field [0001] The present invention relates to an electronic device for obtaining a three-dimensional motion track of an object, in particular to an electronic device that uses an acceleration sensor, an orientation sensor, and an altitude sensor to measure and calculate a three-dimensional motion track, and uses multiple position reference points to correct the three-dimensional motion track to obtain its own motion track. . Background technique [0002] From ancient times to the present, people have been exploring how to locate their own location and orientation, so as not to lose their way and fail to reach their destination. The appearance of the early compass provided a convenient solution for people to determine the orientation, but because of its function of providing general orientation information, the accuracy of the orientation was not high, and it was impossible to know the information of the location. The appearance of the compass has improved the accu...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01S11/00G01C21/10G01R33/02G01P15/18G01C1/00G01C5/06G01C21/08G01C21/16
Inventor 须清
Owner BEIJING PAIRUIGEN SCI & TECH DEV
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