Audio processing system with function of automatic gain control and method thereof
US8019094B2 · kind B2 · utility
Assignees
Inventors
Key dates
| Filing date | Nov 8, 2006 |
| Grant date | Sep 13, 2011 |
| Priority date | — |
| Expiry date | Jul 14, 2030 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03G3/001
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
The present invention relates to an audio processing system with function of automatic gain control and method thereof. The method includes steps of: receiving a playing command to play an audio file; reading a genre type of the audio file from a tag of the audio file; reading a genre gain value of the genre type from a gain setting table stored in a storage unit; decoding the audio file and generating digital audio signals; converting the digital audio signals to analog audio signals; and signaling a gain amplifier to amplify the analog audio signals by the genre gain value, thereby sounds corresponding to the analog audio signals amplified is proper to a listener's hearing.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.