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:
Aug. 20, 2024
Filed:
Mar. 23, 2020
Nippon Telegraph and Telephone Corporation, Tokyo, JP;
Kazunori Kobayashi, Tokyo, JP;
Shoichiro Saito, Tokyo, JP;
NIPPON TELEGRAPH AND TELEPHONE CORPORATION, Tokyo, JP;
Abstract
Provided are a frequency characteristics converting apparatus, a frequency characteristics converting method, and a program that make natural reproduced sound of a speaker compatible with howling prevention. In the frequency characteristics converting apparatus, a sound emitter is located at a first position on an inside of a vehicle, and in response to an increase in magnitude of noise at the first position, volume of target sound, collected by a sound collector installed at a second position, is increased when the target sound is emitted by the sound emitter, and a degree of signal processing that is applied to the target sound is increased.