Battery polarity insensitive integrated circuit amplifier
US6157252A · kind A · utility
12Cited by
13References
29Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 9, 1998 |
| Grant date | Dec 5, 2000 |
| Priority date | — |
| Expiry date | Sep 9, 2018 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04R2225/33
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A battery polarity insensitive amplifier utilizes a power management architecture to reduce the size of the circuitry used to accomplish the polarity correction function. An efficient Class D amplifier and compact voltage multiplying driver circuit reduce the size of the battery polarity insensitive amplifier circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.