US 12,323,775 B2
Electronic device including flexible printed circuit board
Kwanhee Han, Suwon-si (KR); Byunggun Choi, Suwon-si (KR); and Sangmin Ye, Suwon-si (KR)
Assigned to Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed by Samsung Electronics Co., Ltd., Suwon-si (KR)
Filed on Apr. 7, 2022, as Appl. No. 17/715,822.
Application 17/715,822 is a continuation of application No. PCT/KR2022/004007, filed on Mar. 22, 2022.
Claims priority of application No. 10-2021-0045791 (KR), filed on Apr. 8, 2021.
Prior Publication US 2022/0329937 A1, Oct. 13, 2022
Int. Cl. H04R 3/00 (2006.01); H04M 1/02 (2006.01); H04M 1/03 (2006.01); H04R 1/02 (2006.01); H04R 9/06 (2006.01); H05K 1/02 (2006.01); H05K 1/11 (2006.01); H05K 1/14 (2006.01)
CPC H04R 3/00 (2013.01) [H04R 1/028 (2013.01); H04R 9/06 (2013.01); H04M 1/0277 (2013.01); H04M 1/03 (2013.01); H04R 1/02 (2013.01); H04R 1/025 (2013.01); H04R 2499/11 (2013.01); H05K 1/0278 (2013.01); H05K 1/11 (2013.01); H05K 1/141 (2013.01)] 18 Claims
OG exemplary drawing
 
1. An electronic device comprising:
a housing;
a speaker module disposed within the housing and including a coil; and
a printed circuit board disposed within the housing, wherein the speaker module is adjacent to the printed circuit board,
wherein the printed circuit board comprises:
a power transmission line configured to supply power to an electronic component of the electronic device;
a loop line extending from the power transmission line toward the speaker module, and connected in parallel to the power transmission line to have a closed shape with the power transmission line; and
a ground including a ground portion adjacent to the loop line, the ground portion configured to form a return current path corresponding to the power transmission line.