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:
Mar. 23, 2021
Filed:
Mar. 05, 2019
Applicant:
Alpine Electronics, Inc., Tokyo, JP;
Inventors:
Assignee:
ALPINE ELECTRONICS, INC., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 17/00 (2019.01); G10L 19/018 (2013.01); G01H 7/00 (2006.01); H04R 29/00 (2006.01); H04S 7/00 (2006.01);
U.S. Cl.
CPC ...
G10L 19/018 (2013.01); G01H 7/00 (2013.01); H04R 29/001 (2013.01); H04S 7/30 (2013.01);
Abstract
An acoustic characteristic measurement device includes a speaker configured to output an acoustic signal in which a watermark signal is embedded; a microphone configured to perform sound collection with respect to the acoustic signal output from the speaker in a predetermined listening position; and an acoustic characteristic measurement unit configured to determine an acoustic characteristic of an acoustic space from the speaker to the listening position, on the basis of the watermark signal embedded in the acoustic signal which is subjected to the sound collection by the microphone.