Array antenna apparatus for implementing predetermined beam width using predetermined number of antenna elements
US9812789B2 · kind B2 · utility
1Cited by
1References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2014 |
| Grant date | Nov 7, 2017 |
| Priority date | — |
| Expiry date | Sep 3, 2034 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01Q21/061
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
The present invention relates to an array antenna apparatus, comprising: a first antenna element arranged in the center of the outermost concentric circle having a radius determined according to the beam width of a beam to transmit; and antenna element sets arranged on the circumference of each of concentric circles arranged to have a predetermined interval within the outermost concentric circle, wherein each of the antenna element sets comprises an odd number of second antenna elements, and only one antenna element exists on a straight line corresponding to the radius.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.