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Patent Searching and Data


Title:
PRIVACY PRESERVING QUERY METHOD AND SYSTEM FOR USE IN FEDERATED COALITION NETWORKS
Document Type and Number:
WIPO Patent Application WO/2014/182571
Kind Code:
A3
Abstract:
In at least one embodiment, a method and a system include a node potentially having information responsive to an information request distributed into, for example, a federated coalition network where the node receives at least one information request packet, conducts a search of information at the node to determine if requested information is present, when the requested information is present, then the node sends an acknowledgement to a requesting node, linear network codes the requested information into m packets where m is greater than or equal to k, which is the number of packets needed to be received by the requesting node to reconstruct the requested information, selects multiple paths between the node and the requesting node such that no third party will see more than k -1 different packets, and transmits the m packets distributed over the selected paths.

Inventors:
BERMAN THOMAS (GB)
CALO SERAPHIN (US)
SU LU (US)
VYVYAN DAVID (GB)
YE FAN (US)
Application Number:
PCT/US2014/036629
Publication Date:
January 22, 2015
Filing Date:
May 02, 2014
Export Citation:
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Assignee:
IBM (US)
International Classes:
H04L12/54; H04L12/28; H04L45/74; H04L25/14; H04L45/122; H04L45/24; H04L45/128
Foreign References:
US20030084020A12003-05-01
US7957355B12011-06-07
US6128666A2000-10-03
US6907005B12005-06-14
Attorney, Agent or Firm:
MOORE, Duane et al. (NWSuite 40, Washington District of Columbia, US)
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