US 11,743,654 B2
Sound generating device, display apparatus including the same, and automotive apparatus including the sound generating device
Sungtae Lee, Paju-si (KR); KwanHo Park, Paju-si (KR); YeongRak Choi, Paju-si (KR); and Kwangho Kim, Paju-si (KR)
Assigned to LG DISPLAY CO., LTD., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on May 26, 2022, as Appl. No. 17/826,005.
Application 17/826,005 is a division of application No. 17/206,037, filed on Mar. 18, 2021, granted, now 11,375,316.
Application 17/206,037 is a division of application No. 16/708,982, filed on Dec. 10, 2019, granted, now 10,993,036, issued on Apr. 27, 2021.
Claims priority of application No. 10-2018-0174091 (KR), filed on Dec. 31, 2018.
Prior Publication US 2022/0286783 A1, Sep. 8, 2022
This patent is subject to a terminal disclaimer.
Int. Cl. H04R 9/06 (2006.01); H04R 9/02 (2006.01); H04R 9/04 (2006.01); H04R 1/02 (2006.01); H04R 7/26 (2006.01)
CPC H04R 9/06 (2013.01) [H04R 1/025 (2013.01); H04R 1/028 (2013.01); H04R 7/26 (2013.01); H04R 9/022 (2013.01); H04R 9/025 (2013.01); H04R 9/045 (2013.01); H04R 2400/11 (2013.01); H04R 2499/13 (2013.01); H04R 2499/15 (2013.01)] 20 Claims
OG exemplary drawing
 
1. A display apparatus, comprising:
a display panel configured to display an image and including a first region, a second region, and a third region;
a supporting member configured to support the display panel;
at least one sound generating device in the display panel and at least one of the first region, the second region, and the third region;
a first partition between the display panel and the supporting member;
a second partition between the first region and the third region; and
a third partition between the second region and the third region,
wherein the first region comprises a 1-1st region and a 1-2nd region, and the second region comprises a 2-1st region and a 2-2nd region, and
wherein the at least one sound generating device comprises:
a magnet and a center pole on a yoke;
a bobbin around the center pole;
a coil wound around the bobbin;
a frame outside the yoke; and
a damper between the frame and the bobbin.