Improvements in data storage and manipulation

G - Physics – 11 – B

Patent

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Details

G11B 5/00 (2006.01) G11B 5/29 (2006.01) G11B 5/49 (2006.01) G11B 21/00 (2006.01) H03K 17/62 (2006.01) H03K 17/693 (2006.01) H04L 12/56 (2006.01) H04Q 11/00 (2006.01)

Patent

CA 2623691

A data storage device comprises: a data member comprising means for storing data on a surface thereof; and a data retrieval member. The data retrieval member comprises: a plurality of heads for reading data from the data member; and a plurality of storage buffers each arranged to store data read from one of more of said heads. The retrieval member is arranged so as to output the contents of a plurality of said storage buffers sequentially. This allows fast and efficient reading of the data stored. Also disclosed is a telecommunications switch which may employ such a storage device. The switch dynamically assigns data packets to nodes as an output path becomes available to minimise queuing delays.

La présente invention a trait à un dispositif de stockage de données comportant: un organe de données comprenant un moyen de stockage de données à sa surface; et un organe d'extraction de données. L'organe d'extraction de données comporte: une pluralité de têtes permettant la lecture de données provenant de l'organe de données; et une pluralité de mémoires-tampons de stockage chacun agencé pour le stockage de données lues provenant d'une ou de plusieurs têtes. L'organe d'extraction est agencé de manière à assurer la sortie du contenu d'une pluralité desdites mémoires-tampons de stockage de manière séquentielle. Cela permet une lecture rapide et efficace des données stockées. L'invention a également trait à un commutateur de télécommunications pouvant utiliser un tel dispositif de stockage de données. Le commutateur assure l'attribution dynamique de paquets de données à des noeuds au fur et à mesure de la disponibilité d'un trajet de sortie pour minimiser des délais de file d'attente.

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