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:
Sep. 19, 2023
Filed:
Nov. 24, 2021
Applicant:
Lg Display Co., Ltd., Seoul, KR;
Inventors:
Takayuki Suzuki, Tokyo, JP;
Jaehun Ye, Tokyo, JP;
Assignee:
LG DISPLAY CO., LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04R 17/00 (2006.01); H04R 1/02 (2006.01); G10H 3/14 (2006.01);
U.S. Cl.
CPC ...
H04R 17/005 (2013.01); G10H 3/143 (2013.01); H04R 1/025 (2013.01); H04R 2400/03 (2013.01); H04R 2499/11 (2013.01);
Abstract
A sound apparatus includes a piezoelectric device, a vibration member connected to the piezoelectric device, a first magnet connected to the piezoelectric device, and a second magnet facing the first magnet, which can readily realize a desired frequency characteristic.