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. 22, 2022
Filed:
May. 24, 2021
Electronics and Telecommunications Research Institute, Daejeon, KR;
Hye Jin Kim, Daejeon, KR;
JoonMin Lee, Daejeon, KR;
Yun-Jeong Kim, Daejeon, KR;
YuLim Min, Daejeon, KR;
Wooseup Youm, Daejeon, KR;
Hanbit Jin, Daejeon, KR;
Chan-Hwa Hong, Sejong-si, KR;
Electronics and Telecommunications Research Institute, Daejeon, KR;
Abstract
The present disclosure relates to a device for playing an acoustic sound and a touch sensation, and more particularly, to a device for emitting a sound to a front surface of a speaker and playing a touch sensation feedback to a rear surface of the speaker through a driving modulation using two or more speakers while simultaneously concentrating an acoustic pressure generated according to a vibration of a membrane of the speaker to a surface of a module through a movement pipe when an audio signal is applied.