The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Sep. 07, 2021

Filed:

Dec. 18, 2019
Applicant:

Asahi Intecc Co., Ltd., Seto, JP;

Inventors:

Yoshinobu Honkura, Chita-gun, JP;

Shinpei Honkura, Chita-gun, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01B 7/00 (2006.01); G01R 33/02 (2006.01); A61B 5/06 (2006.01);
U.S. Cl.
CPC ...
G01B 7/003 (2013.01); G01R 33/02 (2013.01); A61B 5/062 (2013.01);
Abstract

A magnetic type azimuth/position measurement device is disclosed, comprising: a plurality of coils driven by circuitry, the circuitry and coils configured to selectively generate a uniform magnetic field and an inclined magnetic field in a three-dimensional space; a uniaxial magnetic field sensor configured to measure a strength of a magnetic field formed by the plurality of coils driven by circuitry; and arithmetic operation circuitry configured to receive signals representative of the strength of the magnetic field from the uniaxial magnetic field sensor and calculate a position and an azimuth of the uniaxial magnetic field sensor in the three-dimensional space.


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