Multi-carrier incremental redundancy for packet-based...

H - Electricity – 04 – B

Patent

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H04B 7/02 (2006.01)

Patent

CA 2583094

Methods and apparatus are disclosed herein for providing incremental redundancy in a wireless communication system to aid in error recovery. One or more redundancy versions are sent on different carriers than the primary version of information to be transmitted. At the receiver end the redundancy versions may be combined using hard or soft combining techniques, including selection combining, selective soft combining or soft combining.

La présente invention concerne des procédés et un appareil permettant d'obtenir une redondance incrémentielle dans un système de communications sans fil destinés à aider à la récupération d'erreur. Une ou plusieurs versions de redondance sont envoyées sur des porteuses différentes de la version primaire d'informations à transmettre. Au niveau du récepteur les versions de redondance peuvent être combinées au moyen de techniques de combinaisons matériel ou logiciel, notamment la combinaison de sélection, la combinaison logiciel sélective ou la combinaison logiciel.

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