Antenna with volume of material
US7932869B2 · kind B2 · utility
4Cited by
5References
27Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 17, 2007 |
| Grant date | Apr 26, 2011 |
| Priority date | — |
| Expiry date | Jun 10, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/29
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna includes one or more antenna elements and a volume of material contained at least partly within a volume of the one or more antenna elements. The volume of material has at least one electromagnetic property that is different from free space. The volume of material may include dielectric material and/or ferrite material. The antenna elements may be isolated magnetic dipole (IMD) antenna elements. The electromagnetic property may be permeability and/or permittivity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.