公开(公告)号：US11150688B2

公开(公告)日：2021-10-19

申请号：US16194789

申请日：2018-11-19

Applicant: LG Display Co., Ltd.

Inventor： Tae-Hyung Kim ,  Geun-Chang Park

IPC: G06F1/16 ,  H04R17/00 ,  H04R7/04 ,  H04R5/02 ,  H04R1/02

Abstract: The present invention relates to a display device including a speaker using piezoelectric elements having an amplification effect in a low frequency range.

公开(公告)号：US20190163234A1

公开(公告)日：2019-05-30

申请号：US16194789

申请日：2018-11-19

Applicant: LG Display Co., Ltd.

Inventor： Tae-Hyung Kim ,  Geun-Chang Park

IPC: G06F1/16 ,  H04R17/00

Abstract: The present invention relates to a display device including a speaker using piezoelectric elements having an amplification effect in a low frequency range.