Information processing system

The system uses a magnetic field generating device with orthogonal coils to calculate position and orientation, addressing the size and cost issues of multiple sensor systems by eliminating the need for acceleration and angular velocity sensors.

JP2025108138APending Publication Date: 2025-07-23OMRON CORP
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Patent Information

Application Number
JP2024001849
Authority / Receiving Office
JP · JP
Patent Type
Applications
Current Assignee / Owner
Filing Date
2024-01-10
Publication Date
2025-07-23

AI Technical Summary

Technical Problem

Existing information processing systems require multiple sensors, such as acceleration and angular velocity sensors, leading to increased device size and cost.

Method used

An information processing system utilizing a magnetic field generating device with three coils arranged orthogonally to detect magnetic fields, calculating magnetic field strength, and generating attitude information based on the ratio of detected magnetic field values.

Benefits of technology

Enables the calculation of position and orientation information without the need for additional sensors, reducing device size and cost while improving measurement accuracy.

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Abstract

To provide an information processing system capable of suppressing the size and cost of a device.SOLUTION: An information processing system 100 includes: an antenna 2, the magnetic field generation device for generating a magnetic field; three coils 13a, 13b and 13c respectively arranged on three mutually-orthogonal axes and detecting the magnetic field; a calculation unit for calculating the magnetic field strength on the basis of a value of the magnetic field detected by each of the three coils 13a, 13b and 13c; and a generation unit for generating attitude information of a tag 1, the object having the three coils 13a, 13b and 13c, on the basis of a ratio of the value of the magnetic field detected by each of the three coils 13a, 13b and 13c to the magnetic field strength calculated by the calculation unit.SELECTED DRAWING: Figure 1
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Citation Information

Patent Citations

  • Operation area estimation device, control device, control system, operation area estimation method and program

    JP2017144489A