On-board antenna
US7321338B2 · kind B2 · utility
3Cited by
14References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 23, 2003 |
| Grant date | Jan 22, 2008 |
| Priority date | — |
| Expiry date | Dec 23, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q1/521
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An on-board antenna includes a radiation element provided on a dielectric substrate, a grounding conductor surrounding a periphery of an outer edge portion of the radiation element at a position spaced away outwardly from the outer edge portion, and a conductive member provided on the surface at a position spaced away outwardly from an outer edge portion of the grounding conductor.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.