Multi-frequency array antenna
US6426730B1 · kind B1 · utility
4Cited by
4References
10Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Aug 27, 2001 |
| Grant date | Jul 30, 2002 |
| Priority date | — |
| Expiry date | Aug 27, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/28
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
An array antenna includes systematically arranged linear antennas belonging to two or more groups consisting of linear antennas operating at respective frequencies, so that the array antenna can operate at two or more operating frequencies. Each linear antenna that operates at a relatively low frequency includes antenna elements having cranks formed thereon.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.