Gain control of a power amplifier
US7138863B2 · kind B2 · utility
4Cited by
11References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 2, 2002 |
| Grant date | Nov 21, 2006 |
| Priority date | — |
| Expiry date | Jun 8, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F1/3247
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
The present invention presents an improved power control scheme for RF power amplifiers. The gain control signal used to control the power amplifier is subjected to pre-distortion (Hpre) before being supplied to the power amplifier, in order to reduce variations in control loop gain.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.