Method and apparatus for an improved power amplifier
US7268616B2 · kind B2 · utility
5Cited by
2References
31Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Feb 16, 2005 |
| Grant date | Sep 11, 2007 |
| Priority date | — |
| Expiry date | Sep 19, 2025 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05K1/16
- WIPO fieldAudio-visual technology
- WIPO sectorElectrical engineering
Abstract
A multi-input power combiner includes a balun with a plurality of layers. A plurality of transmission lines are associated with the plurality of layers. The balun has a largest dimension that is less than half of a ¼ wavelength in a selected material.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.