Scrambled cazac sequences for sc-fdma

Details Scrambled cazac sequences for sc-fdma Scrambled cazac sequences for sc-fdma

H - Electricity

04

L

H04L 27/26 (2006.01) H04J 11/00 (2006.01) H04L 5/02 (2006.01)

Patent

CA 2665679

A network element may provide a plurality of user equipments with a dedicated pilot sequence for uplink reference signal transmission. A user equipment may, after receipt of a dedicated pilot sequence, spread the pilot sequences using a block spreading method. The main embodiments considers a CAZAC sequence scrambled by a Walsh code for use as a pilot sequence for SC-FDMA systems.

L'invention concerne un élément de réseau pouvant fournir une pluralité d'équipements utilisateurs pourvue d'une séquence pilote dédiée pour une transmission de signaux de référence de liaison montante. Après réception d'une séquence pilote dédiée, un équipement utilisateur peut étaler les séquences pilotes au moyen d'une méthode d'étalement de blocs.

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