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:
Jun. 20, 2023
Filed:
Mar. 22, 2022
Applicant:
Yamaha Corporation, Hamamatsu, JP;
Inventor:
Masao Noro, Hamamatsu, JP;
Assignee:
YAMAHA CORPORATION, Hamamatsu, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 1/26 (2006.01); H04R 9/02 (2006.01); H04R 9/08 (2006.01); H04R 7/12 (2006.01); H04R 1/04 (2006.01); H04R 3/00 (2006.01); H04R 9/04 (2006.01);
U.S. Cl.
CPC ...
H04R 1/265 (2013.01); H04R 1/04 (2013.01); H04R 3/00 (2013.01); H04R 7/12 (2013.01); H04R 9/025 (2013.01); H04R 9/046 (2013.01); H04R 9/08 (2013.01);
Abstract
A signal converter includes a chamber, a first diaphragm, a second diaphragm, and a first converter. The chamber has a first opening at one end and a second opening at a second end opposite the first end. The first diaphragm is disposed so as to cover the first opening. The second diaphragm is disposed so as to cover the second opening. The first converter is disposed in the chamber and configured to generate a first signal based on a vibration of the first diaphragm.