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.:
Date of Patent:
Jan. 16, 2018
Filed:
Jun. 02, 2016
Samsung Electronics Co., Ltd., Suwon-si, Gyeonggi-do, KR;
SAMSUNG ELECTRONICS CO., LTD., Suwon-si, KR;
Abstract
A loudspeaker device includes a frame having a bottom portion with a curved surface along a first direction and a pair of lateral portions provided at lateral sides of the bottom portion in the first direction; a plurality of magnets curved and extended along the curved surface of the bottom portion, and arranged to be spaced apart from each other; a diaphragm supported by the pair of lateral portions, curved in parallel with the curved surface of the bottom portion, and spaced apart at a predetermined distance from top surfaces of the plurality of magnets; and a coil provided on the diaphragm at positions corresponding to spaces between the plurality of magnets in the first direction, the coil being configured to drive the diaphragm to vibrate in a direction perpendicular to the curved surface of the bottom portion of the frame by a magnetic field formed by the plurality of magnets as an audio signal is electrically applied.