SYSTEM FOR EXTRACTING RECOMMENDED KEYWORD OF MULTIMEDIA CONTENTS AND METHOD THEREOF

摘要

A system of extracting a recommendation keyword for multimedia contents and a method thereof are provided to recommend various keywords having high relationship between contents and the interest of a user according to each content reproducing time. A unit(110) for generating recommended keywords for respective contents comprises a unit(111) for extracting persons who are expected to see and hear contents, a recommendation keyword generating unit(112) and contents-keywords time synchronization unit(113). A DB server(120) comprises a seed key word DB(121), a DB(122) for persons who are expected to see and hear contents and a DB(123) for recommended keywords for each content. In case a broadcasting program is received through a broadcasting receiver(10). A keyword retrieval for the broadcasting program is concentratedly generated by a user equipment(11). A search engine receives a search query. A search query log DB stores the search keyword, time and user Identification number. The recommendation keyword generating unit collects search words of the persons who are expected to see and hear contents by referring to the DB(122) for the viewing-expected persons with respect to search queries which will be generated later.