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:
Jul. 07, 2026

Filed:

Oct. 30, 2023
Applicant:

Seiko Epson Corporation, Tokyo, JP;

Inventors:

Hideo Sasahara, Suwa, JP;

Yoshihiro Yamamura, Azumino, JP;

Hidetoshi Yamamoto, Suwa, JP;

Yuya Ozawa, Suzaka, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G01F 23/284 (2006.01); G01F 23/00 (2022.01); G01F 23/80 (2022.01);
U.S. Cl.
CPC ...
G01F 23/2845 (2013.01); G01F 23/0023 (2013.01); G01F 23/804 (2022.01);
Abstract

An information processing device includes an acquisition device that acquires, as a first strength, a strength of a radio signal related to position information received at a position of a first height, and a first determination device that determines that the first height is a water level when an attenuation amount of the first strength with respect to a reference strength exceeds a predetermined value.


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