Patent · US Active

TA update in adaptive antenna systems

US7979090B2 · kind B2 · utility

5Cited by

5References

24Claims

0Family size

Assignee

Telefonaktiebolaget LM Ericsson (Publ) · SE

Inventors

Martin Alm · Sollentuna, SE
Magnus Berg · Stockholm, SE
Johnny Ahl · Linghem, SE

Key dates

Filing date	May 28, 2004
Grant date	Jul 12, 2011
Priority date	—
Expiry date	Aug 11, 2027

Classification

Technology area (CPC H)Electricity
CPC primaryH04W56/0045
WIPO fieldTelecommunications
WIPO sectorElectrical engineering

Abstract

A method and a system is disclosed for improving transmission of timing advance messages to a mobile station, in a network employing adaptive antenna systems. In a typical embodiment each TA-message is dedicated to one mobile and sent in the adaptive antenna beam that covers the area where the desired mobile is located.

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