US 12,284,477 B2
Acoustic output apparatus
Guangyuan Zhu, Shenzhen (CN); Lei Zhang, Shenzhen (CN); Junjiang Fu, Shenzhen (CN); Xin Qi, Shenzhen (CN); and Qingyi Wang, Shenzhen (CN)
Assigned to SHENZHEN SHOKZ CO., LTD., Shenzhen (CN)
Filed by SHENZHEN SHOKZ CO., LTD., Guangdong (CN)
Filed on Dec. 11, 2022, as Appl. No. 18/064,282.
Application 18/064,282 is a continuation of application No. PCT/CN2022/081409, filed on Mar. 17, 2022.
Prior Publication US 2023/0300521 A1, Sep. 21, 2023
Int. Cl. H04R 17/10 (2006.01); H04R 1/02 (2006.01); H04R 1/28 (2006.01)
CPC H04R 1/288 (2013.01) [H04R 1/025 (2013.01); H04R 17/10 (2013.01)] 19 Claims
OG exemplary drawing
 
1. An acoustic output apparatus, comprising:
a vibration assembly, including a piezoelectric structure and a vibration element, wherein,
the piezoelectric structure is configured to convert an electrical signal into mechanical vibrations; and
the vibration element is connected to the piezoelectric structure at a first position of the piezoelectric structure and is configured to receive the mechanical vibrations to generate an acoustic signal; and
a mass element, the mass element being connected to the piezoelectric structure at a second position of the piezoelectric structure; wherein
the piezoelectric structure has a beam structure including a fixed end, and the first position and the second position are different positions in a length direction of the beam structure.