US 12,406,601 B2
Sound generating device and display apparatus including the same
Kwangho Kim, Paju-si (KR)
Assigned to LG Display Co., Ltd., Seoul (KR)
Filed by LG Display Co., Ltd., Seoul (KR)
Filed on Jan. 31, 2024, as Appl. No. 18/427,822.
Application 18/427,822 is a continuation of application No. 17/400,322, filed on Aug. 12, 2021, granted, now 11,922,830.
Application 17/400,322 is a continuation of application No. 16/655,863, filed on Oct. 17, 2019, granted, now 11,120,713, issued on Sep. 14, 2021.
Claims priority of application No. 10-2018-0133612 (KR), filed on Nov. 2, 2018.
Prior Publication US 2024/0169866 A1, May 23, 2024
This patent is subject to a terminal disclaimer.
Int. Cl. H04R 9/06 (2006.01); G09F 27/00 (2006.01); H04R 1/28 (2006.01); H04R 5/02 (2006.01); H04R 7/04 (2006.01); H04R 9/02 (2006.01)
CPC G09F 27/00 (2013.01) [H04R 1/2807 (2013.01); H04R 5/02 (2013.01); H04R 7/045 (2013.01); H04R 9/025 (2013.01); H04R 9/06 (2013.01); H04R 2400/11 (2013.01); H04R 2440/05 (2013.01); H04R 2499/15 (2013.01)] 22 Claims
OG exemplary drawing
 
1. A sound generating device, comprising:
a plate;
a frame outside of the plate;
a magnet at the plate;
a bobbin around the magnet;
a coil outside the bobbin; and
a connection part connected to the frame,
wherein the connection part includes:
a plurality of first connection parts configured around the frame and connected to the frame; and
a second connection part configured around the frame and connected to the plurality of first connection parts, and
wherein the connection part is configured to vibrate together with a vibration of the frame, and
wherein a length of each of the plurality of first connection parts disposed between the frame and the second connection part is greater than a shortest length between the frame and the second connection part.