System and apparatus for a three-line balun with power amplifier bias
US7595704B2 · kind B2 · utility
4Cited by
22References
20Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Mar 21, 2008 |
| Grant date | Sep 29, 2009 |
| Priority date | — |
| Expiry date | Mar 21, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03F2200/372
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A balun that includes a first conductor, a second conductor, and a third conductor. The first conductor has a first length. The first conductor also has a first end connected to a first balanced power amplifier output port. The second conductor has substantially the same first length. The second conductor also includes a first end connected to a second balanced power amplifier output port and a second end connected to a second end of the first conductor. The third conductor has substantially the same first length. The third conductor has a first end connected to an antenna port and a second end connected to a ground potential.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.