Active antenna arrays
US9277590B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Jan 26, 2012 |
| Grant date | Mar 1, 2016 |
| Priority date | — |
| Expiry date | Jun 15, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04B1/0057
- WIPO fieldTelecommunications
- WIPO sectorElectrical engineering
Abstract
In order to reduce the weight, cost and complexity of an active antenna array, designed for use with a plurality of different mobile telecommunications systems (multi-band system), the array comprises a plurality of antenna elements, which are divided into a plurality of antenna groups; a plurality of RF transceivers, which are divided into transceiver sets, wherein each transceiver of a set is arranged to operate on a different mobile telecommunications system, and including respective phase shifting and feeding networks coupled between each transceiver set and a respective antenna group, so that each transceiver of a set is coupled to each antenna element of the respective antenna group.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.