Device of obtaining information according to demands based on electronic map and electronic certificate circulation, and method of obtaining information according to demands based on electronic map and electronic certificate circulation

The present invention relates to a communication technology, and aims to solve the disadvantage that a reception mode of the current users for receiving the needed information is passive, forced and inaccurate when users obtain the information via the electronic maps. A method of obtaining information according to demands based on the electronic map and electronic certificate circulation provided by the present invention comprises the following steps of using a server to search the corresponding resident user identity information according to a target region selected by the search users and the types of the needed search information, at the same time, searching the search authority according to the identity information of the search users; then using the server to search the reserved information of the resident users according to the resident user identity information and the electronic certificate quantity values given by the information correspondingly, and finishing the dynamic coupling of the search area of the target region according to the search authority of the search users; finally, using the server to push the resident user reserved information according with and corresponding to the search user needed information types in the search area of the dynamic coupling and the electronic certificates given by the information to a search user terminal. The device and method of the present invention are suitable for obtaining information based on the electronic maps.