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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.:

US 11073914 B1

PDFFull Text
Date of Patent:
Jul. 27, 2021

Filed:

Dec. 19, 2019

Vibration generation device, and display apparatus and vehicle comprising the same

Applicant:

Lg Display Co., Ltd., Seoul, KR;

Inventors:

Chiwan Kim, Gyeonggi-do, KR;

Taeheon Kim, Seoul, KR;

Sung-Eui Shin, Seoul, KR;

YongWoo Lee, Gyeonggi-do, KR;

Kyungyeol Ryu, Gyeonggi-do, KR;

YuSeon Kho, Seoul, KR;

YongGyoon Jang, Gyeonggi-do, KR;

Assignee:

LG Display Co., Ltd., Seoul, KR;

Attorney:

Morgan, Lewis & Bockius LLP

Primary Examiner:

Matthew Yeung

Int. Cl.
CPC ...
G06F 3/01 (2006.01); H01L 27/32 (2006.01); G02F 1/1368 (2006.01); G02F 1/1333 (2006.01); G06F 3/041 (2006.01); B60K 37/04 (2006.01); B06B 1/06 (2006.01); G06F 3/044 (2006.01); B60R 11/02 (2006.01); B60R 11/00 (2006.01);
U.S. Cl.
CPC ...
G06F 3/016 (2013.01); B06B 1/0688 (2013.01); B60K 37/04 (2013.01); G02F 1/1368 (2013.01); G02F 1/13338 (2013.01); G06F 3/0416 (2013.01); H01L 27/323 (2013.01); H01L 27/3244 (2013.01); B60K 2370/1438 (2019.05); B60K 2370/152 (2019.05); B60K 2370/158 (2019.05); B60K 2370/77 (2019.05); B60R 11/0217 (2013.01); B60R 2011/0005 (2013.01); B60R 2011/0021 (2013.01); G06F 3/0443 (2019.05);
Abstract

The present disclosure relates to a vibration generation device, a display apparatus including the vibration generation device, and a vehicle including the vibration generation device. A vibration generation device includes a piezoelectric ceramic part having a certain interval, a piezoelectric material layer between the piezoelectric ceramic parts, and an electrode part configured to provide electric field to one or more of the piezoelectric ceramic part and the piezoelectric material layer.

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