Power supply arrangement for multi-stage amplifier
US8659355B2 · kind B2 · utility
75Cited by
6References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 4, 2009 |
| Grant date | Feb 25, 2014 |
| Priority date | — |
| Expiry date | Nov 30, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F3/189
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
There is disclosed a multi-stage amplifier comprising: a first amplifier stage; a second amplifier stage; a first voltage supply stage arranged to provide a supply voltage to the first amplifier in dependence on an average power of a signal to be amplified; and a second voltage supply stage arranged to provide a supply voltage to the second amplifier in dependence on an instantaneous power of a signal to be amplified.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.