Audio calibration using a microphone
US10045104B2 · kind B2 · utility
3Cited by
14References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 23, 2016 |
| Grant date | Aug 7, 2018 |
| Priority date | — |
| Expiry date | Aug 23, 2036 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2201/003
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A microphone that includes a calibration signal generator that generates a calibration signal based upon a received invocation input. The calibration signal has known audio properties. The microphone also includes a transducer that converts sound energy into an electrical signal. An integrated circuit receives the electrical signal from the transducer. An external microphone interface provides the calibration signal to a device external to the microphone.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.