Display device, television, search method and recording medium for searching based on keyword and search system

摘要

The present invention provides a television including first to fourth keyword candidate acquiring sections for acquiring a plurality of keyword candidates according to algorisms different from each other; a keyword determining section for causing a display section to display thereon a keyword list including the plurality of keyword candidates thus obtained by the keyword candidate acquiring means, and for determining that a search keyword is to be a keyword candidate selected from the keyword list by an input instruction; and a search scope determining section for causing the display section to display a search scope list of a plurality of search scopes different from each other, and for determining that a search scope to be used for search process with the search keyword is to be a search scope selected from the search scope list by an input instruction.