Loudness volume control system
US6442281B1 · kind B1 · utility
69Cited by
8References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 21, 1997 |
| Grant date | Aug 27, 2002 |
| Priority date | — |
| Expiry date | Jun 24, 2017 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03G5/22
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
Difference compensation circuits are connected to a volume controller having a tap in series. Each of the difference compensation circuit comprises a voltage control amplifier and an external CR network. The difference compensation circuits are arranged so as to independently attenuate a bass range and increase a mid-range in accordance with an amount of volume control by the volume controller.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.