Patent · US Active

Antenna device for a radio base station in a cellular telephony system

US9264114B2 · kind B2 · utility

2Cited by

6References

12Claims

0Family size

Assignee

Telefonaktiebolaget LM Ericsson (Publ) · SE

Inventors

Sven Petersson · Skara, SE
Martin Johansson · Timrå, SE
Ulrika Engström · Floda, SE

Key dates

Filing date	Aug 24, 2015
Grant date	Feb 16, 2016
Priority date	—
Expiry date	Aug 24, 2035

Classification

Technology area (CPC H)Electricity
CPC primaryH04B2001/0408
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

An apparatus comprises a first and a second input connection for a first (D1) and a second (D2) data stream, and a first and a second polarization former, one for each of said data streams. The apparatus further comprises a first and a second antenna of respective first and second polarizations, and one amplifier each. The apparatus further comprises a first and a second combiner, so that the outputs from the polarization formers may be combined as input to each of the first and second antennas.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.