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.
Patent No.:
Date of Patent:
Jul. 01, 2025
Filed:
Sep. 27, 2021
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Masami Yamamoto, Osaka, JP;
Abstract
An earphone includes a sound emitting unit that is connected to a replaceable earpiece inserted into an auricle of a user and having a plurality of sizes and emits a sweep signal reproduced by a terminal through the earpiece, a sensor configured to acquire, based on the sweep signal, parameters in three axial directions including an upper-lower direction, a front-rear direction, and a left-right direction of the user, a determination unit configured to determine whether a size of the earpiece is replaced or an insertion position of the earpiece in the auricle is adjusted based on an acquisition result of each of the parameters in the three axial directions, and a presentation unit configured to output a determination result of presence or absence of the replacement or the adjustment to the terminal.