Tunable antenna matching circuit
US6765540B2 · kind B2 · utility
138Cited by
38References
2Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Feb 12, 2002 |
| Grant date | Jul 20, 2004 |
| Priority date | — |
| Expiry date | Jul 7, 2022 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/0053
- WIPO fieldBasic communication processes
- WIPO sectorElectrical engineering
Abstract
A tunable antenna matching circuit is provided. The matching circuit includes a ferro-electric tunable component. A control signal is applied to the tunable component, changing the component's impedance. This changes the impedance of the matching circuit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.