Patent · US Expired

Calibration device for an antenna array, antenna array and methods for antenna array operation

US7068218B2 · kind B2 · utility

22Cited by

21References

13Claims

0Family size

Assignee

KATHREIN-WERKE KG · DE

Inventors

Maximilian Göttl · Frasdorf, DE
Roland Gabriel · Annaberg-Buchholz, DE
Jörg Langenberg · Prien am Chiemsee, DE

Key dates

Filing date	Jun 6, 2003
Grant date	Jun 27, 2006
Priority date	—
Expiry date	Jun 6, 2023

Classification

Technology area (CPC H)Electricity
CPC primaryH01Q3/267
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

An improved calibration device for an antenna array, or an improved antenna array, is of simple construction. If the total number of antenna elements which are provided for a column is N, where N is a natural number, only N/2 or less coupling devices and/or probes are provided, the number of couplers or probes which are provided are associated with only some of the antenna elements; and a combination network is also provided, via which the coupling devices and/or probes which are provided are connected.

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