DEVICE AND METHOD FOR PROVIDING RELATED INFORMATION ACCORDING TO QUERY

摘要

The present invention relate to a device and a method for providing related information to a query comprising: a search word information database for saving search words, information on the existence of a search result for each predetermined search website, and search results; a new search word determination unit for determining whether an input search word is a new search word by using the existence of the input search word in a search information database, when the search word is input by a user; a related information provision unit for providing information relative to the search word to the user based on the determining result of the new search word determination unit, for saving or updating the search word to the search word information database when the search word is a new search word, and for transmitting a search result collection request signal including the search word and search website information to a search result collection unit; the search result collection unit for collecting the search result for the search word in the search website which corresponds to the search website information; and a relative information acquisition unit for extracting terms from each of the search results which are collected from the search result collection unit, acquiring relative information by prioritizing the extracted terms, and for saving same on the search information database. As a result, according to the present invention, collecting search result, which is time consuming, can be divided into two activities comprising regular collection and real-time collection in order to enable active response depending on the level of urgency.