Directional antenna assembly for vehicular use
US6191751A · kind A · utility
15Cited by
6References
13Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | May 1, 1999 |
| Grant date | Feb 20, 2001 |
| Priority date | — |
| Expiry date | May 1, 2019 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q9/30
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
A multi-element radio antenna assembly is described. The antenna assembly includes a ground plane element having an array of conductor elements disposed thereon. A pair of LC trap structures provide dual band resonance for cellular telephone and PCS device bandwidth ranges. Additional performance may be achieved with parasitic reflector and director elements. The multi-element directional antenna finds particular applicability for in-vehicle use.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.