Sound generation device and electronic apparatus
US12323781B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Nov 7, 2020 |
| Grant date | Jun 3, 2025 |
| Priority date | — |
| Expiry date | May 20, 2041 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R9/06
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Disclosed are a sound generation device and an electronic apparatus. The sound generation device comprises: a support; a vibration unit; and at least two elastic member. Each of the elastic member comprises: a first elastic assembly having at least one first elastic connector connected to the support and the vibration unit; and a second elastic assembly having at least one second elastic connector connected to the support and the vibration unit. The first elastic assembly and the second elastic assembly are fixed at different positions in a height direction of a voice coil. The voice coil has a first end surface in the height direction. At least a portion of a first projection region of the first elastic assembly projected onto a plane where the first end surface is located is at outside of a second projection region of the second elastic assembly projected onto the first end surface.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.