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. 24, 2021
Filed:
Sep. 22, 2020
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Youngbeom Kim, Gyeonggi-do, KR;
Yonghwan Hwang, Gyeonggi-do, KR;
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Abstract
A personal air vehicle (PAV) and a control method thereof are provided for compensating for distortion in a speaker due to changes in altitude. The. PAV provides communication through a speaker in an emergency. In particular, the PAV includes an air pressure sensor that is configured to sense external air pressure and a propulsion device that is configured to supply propulsion for flight. A speaker is provided and includes an enclosure having a preset internal air pressure. A controller is configured to adjust an acoustic signal supplied to the speaker based on a difference value between the external air pressure and the internal air pressure changing according to altitude.