Vehicle oriented switched antenna system
US8005418B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Aug 24, 2004 |
| Grant date | Aug 23, 2011 |
| Priority date | — |
| Expiry date | Dec 5, 2028 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B7/18519
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An antenna system is provided having switched directional antennas. The antenna system includes a first antenna for receiving signals within a first directional coverage zone, and a second antenna for receiving signals within a second directional coverage zone. According to one embodiment, the first and second antennas are located on a vehicle. The system has a device to detect orientation of the vehicle. The system further includes a receiver having control circuitry for controlling selection of the signals received from the first and second antennas based on orientation of the vehicle, location of one or more sources, and antenna coverage zones for the first and second antennas.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.