Transconductance control circuit, method of controlling transconductance, and a power amplifier
US7583148B2 · kind B2 · utility
0Cited by
1References
19Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Mar 13, 2007 |
| Grant date | Sep 1, 2009 |
| Priority date | — |
| Expiry date | Oct 29, 2027 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2200/453
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A transconductance control circuit, comprising: a test transconductance circuit for providing an output current from a reference voltage; apparatus for deriving a bias current for the test transconductance circuit from the output current, the bias current including a component that varies with temperature and a component that varies with process; and apparatus for providing the bias current to other transconductance circuits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.