Method and apparatus for bandwidth-efficient and...

Details Method and apparatus for bandwidth-efficient and... Method and apparatus for bandwidth-efficient and...

2006-11-21

2006-11-21

Burgess, Glenton B. (Department: 2153)

Electrical computers and digital processing systems: multicomput

Computer-to-computer direct memory accessing

C709S231000, C709S247000, C711S161000, C711S162000

Reexamination Certificate

active

07139808

ABSTRACT:
A method is presented that includes generating a content identifier for at least one article. The content identifier identifies the article. Also, determining if at least a portion of the at least one article is present on at least one device based on the content identifier. The at least one portion of the at least one article is stored if the at least one portion of the at least one article is determined to be not present on the at least one device. Also presented is a method including requesting at least one article by a content identifier representing the article. The at least one article is determined if it is present on at least one device based on the content identifier. At least one portion of the at least one article is returned if the at least one portion of the at least one article is determined to be present on the at least one device.

REFERENCES:
patent: 6807632 (2004-10-01), Carpentier et al.
patent: 2002/0035622 (2002-03-01), Barber
patent: 2005/0010792 (2005-01-01), Carpentier et al.
Sean Quinlan and Sean Dorward, “Venti: a new approach to archival storage”, Usenix Association, Proceedings of the FAST 2002 Conference on File and Storage Technologies (Monterey, CA USA, Jan. 28-30, 2002) (14 pages including cover).

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