Patent · US Active

Method and apparatus in a wireless communication system

US9590704B2 · kind B2 · utility

0Cited by

1References

32Claims

0Family size

Assignee

Telefonaktiebolaget LM Ericsson (Publ) · SE

Inventors

Namir Lidian · Solna, SE
Alessandro Caverni · Stockholm, SE
Cagatay Konuskan · Stockholm, SE
Erik Larsson · Linköping, SE
Peter Von Wrycza · Stockholm, SE

Key dates

Filing date	Jun 13, 2013
Grant date	Mar 7, 2017
Priority date	—
Expiry date	Aug 29, 2033

Classification

Technology area (CPC H)Electricity
CPC primaryH04L1/06
WIPO fieldDigital communication
WIPO sectorElectrical engineering

Abstract

There is disclosed a method performed by a User Equipment, UE, for Hybrid Automatic Repeat Request, HARQ, retransmission of data in a multi-antenna wireless communication system. The method comprises, receiving Acknowledgement/Negative Acknowledgement, ACK/NACK, feedback information relating to data transmitted on two streams, and performing, upon rank reduction where only one stream is available for transmission, retransmission of data on a cancelled stream over the remaining stream. There is furthermore disclosed a UE configured for performing the method. A transmission method together with an arrangement for a UE is also disclosed.

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