Patent ID: 8392407

Claim:
A method for searching for and downloading a mobile User Equipment file, applicable to a mobile communication network divided into a plurality of domains, comprising: after receiving a resource searching request from a mobile User Equipment, searching for, by a server in a domain where the mobile User Equipment is located, resources according to an index of shared resources in at least one neighboring domain with a preset neighborhood value in the mobile communication network, wherein the searching for resources by the server comprises: fuzzily matching, by the server, a keyword in the resource searching request with the index of the shared resources, if a search for the resources according to a similar keyword has been carried out within a preset time period, searching for resources within a neighboring domain having a neighborhood value obtained by increasing a neighborhood value of the search for the resources according to the similar keyword by 1; and if no search for the resources according to the similar keyword has been carried out within the preset time period, searching for resources within a neighboring domain having a minimal neighborhood value; if the resources are searched out, returning, by the server, returning a list of resources searched out to the mobile User Equipment; initiating, by the mobile User Equipment, a request for downloading desired resources to the server according to the list of resources; and if no resource is searched out, determining whether a current neighborhood value increased by 1 is larger than a maximal neighborhood value; and if the current neighborhood value increased by 1 is not larger than the maximal neighborhood value, searching for resources within a neighboring domain having the current neighborhood value increased by 1.