Patent ID: 8190630
Filing Date: 2012-05-29
Classification: H04L

Abstract:
1. A data search device that is located on a network and searches for data shared with another device, comprising: a processor; a dividing unit, executed on the processor, that divides a logical identifier range based on a logical identifier between own logical identifier and a logical identifier of a successor if a division condition of the logical identifier range requested to search for is met; and a search request transferring unit that transfers a search request including the logical identifier range acquired by the dividing unit to a same or different device that meets a forwarding destination condition of the search request, wherein the dividing unit performs a left bit shift range dividing processing that divides the logical identifier range into a plurality of logical identifier ranges such that first bits become the same in each of the logical identifier ranges, and bit-shifts the plurality of divided logical identifier ranges to the left if the division condition of the logical identifier range requested to search for is met.