Direct measurement of an input signal to a loudspeaker to determine and limit a temperature of a voice coil of the loudspeaker
US9226071B2 · kind B2 · utility
7Cited by
2References
14Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Dec 13, 2012 |
| Grant date | Dec 29, 2015 |
| Priority date | — |
| Expiry date | Dec 28, 2033 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2430/01
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
Aspects of the disclosure pertain to a system and method for providing temperature limiting for a voice coil of a speaker. The system and method provide the aforementioned temperature limiting based upon monitoring (e.g., measurement) of an amplifier output signal provided to the speaker. Providing the aforementioned temperature limiting promotes improved protection for the speaker.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.