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:
Nov. 18, 2025
Filed:
Feb. 02, 2024
Alps Alpine Co., Ltd., Tokyo, JP;
Keita Tanno, Iwaki, JP;
ALPS ALPINE CO., LTD., Tokyo, JP;
Abstract
The sound processing device includes the first processor that performs the trans-aural process on the signals corresponding to the plurality of headrest speakers so that a tentative sound image is localized by the plurality of headrest speakers at a tentative position within a region which does not include the front side of the head but includes the left and right sides and the back side of the head, and the second processor that performs the amplitude panning on signals corresponding to the front speakers and a signal processed by the first processor so that a final sound image is localized at a final position between a tentative sound image and the front speakers in accordance with a difference in volume between the tentative sound image and the front speakers.