US 12,238,500 B2
Speaker with better acoustic performance structure
Huhu Yang, Shenzhen (CN); Wei Wei, Shenzhen (CN); Zhaoyu Yin, Shenzhen (CN); and Zhizhu Chen, Shenzhen (CN)
Assigned to AAC Microtech (Changzhou) Co., Ltd., Changzhou (CN); and AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD., Shenzhen (CN)
Filed by AAC Microtech (Changzhou) Co., Ltd., Changzhou (CN); and AAC ACOUSTIC TECHNOLOGIES (SHENZHEN) CO., LTD., Shenzhen (CN)
Filed on Nov. 7, 2022, as Appl. No. 17/981,494.
Claims priority of application No. 202220783975.6 (CN), filed on Apr. 6, 2022.
Prior Publication US 2023/0328450 A1, Oct. 12, 2023
Int. Cl. H04R 9/06 (2006.01); H04R 1/06 (2006.01); H04R 3/00 (2006.01); H04R 7/12 (2006.01); H04R 7/18 (2006.01); H04R 9/02 (2006.01)
CPC H04R 9/06 (2013.01) [H04R 1/06 (2013.01); H04R 3/00 (2013.01); H04R 7/127 (2013.01); H04R 7/18 (2013.01); H04R 9/025 (2013.01); H04R 2400/11 (2013.01)] 7 Claims
OG exemplary drawing
 
1. A speaker, comprising:
a frame,
a vibration system fixed to the frame, comprising a diaphragm fixed to the frame, a voice coil, and a flexible circuit board fixed to the frame and electrically connected with the voice coil, and
a magnetic circuit system for driving the vibration system to vibrate and emit sounds, fixed to the frame and comprising a magnetic gap, wherein
the voice coil is located in the magnetic gap and comprises a first lead wire and a second lead wire, the first lead wire and the second lead wire are respectively located at two opposite sides of the flexible circuit board, the flexible circuit board comprises a first surface facing the diaphragm and a second surface opposite to the first surface, the first lead wire and the first surface are located at one side of the flexible circuit board, the second lead wire and the second surface are located at another side of the flexible circuit board, the flexible circuit board further comprises a first pad on the first surface and a second pad on the second surface, the first lead wire is connected to the first pad, and the second lead wire is connected to the second pad.