Array antenna apparatus
US5923290A · kind A · utility
8Cited by
12References
2Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 1, 1996 |
| Grant date | Jul 13, 1999 |
| Priority date | — |
| Expiry date | Apr 1, 2016 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q13/206
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
Array antenna apparatus can form a beam in plural directions by changing the electrical supply track length between antenna elements of array antennas so that a beam of the same form but a different inclination angle is formed by each array antenna. Each array antennas can be arbitrarily selected switch circuit, and a supplied transmitted signal, and enables forming a beam in different directions alternatively.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.