Patent ID: 6910184
Filing Date: 2005-06-21
Classification: G06F,Y10S

Abstract:
1. A document information management system comprising: a database with a plurality of document files previously stored therein; a display unit having a document section and an electronic section, the document section being configured for displaying hypertext documents and non-hypertext documents, and the electronic section being configured for displaying machine readable codes, and wherein said machine readable codes include an encoded raster image of the contents of the document section; a marking pen unit having a marking pen for giving at least one marking command of previously prepared patterns to one or more buttons for a hypertext document, one or more first words other than one of said buttons for the hypertext document, and one or more second words in a non-hypertext document each displayed on said display unit, wherein said buttons represent hypertext links; an execution instructing unit for instructing execution of said marking command given by said marking pen unit; a marking command analyzing unit for analyzing contents of said marking command according to said marking command given by said marking pen unit according to one of said buttons, first words, or second words each given with said marking command given thereto when execution is instructed by said execution instructing unit, said analyzing including a comparison of the document section with the marking commands to a raster image decoded from the machine readable codes; a first retrieval unit for retrieving related information linked to the one of said buttons with said marking command given thereto from said database when a result of analysis by said marking command analyzing unit indicates that said marking command has been given to one of said buttons for said hypertext document; a second retrieving unit for retrieving related information from said database using one of said first or second words with said marking command given thereto as a key word when the result of analysis by said marking command analyzing unit indicates that said marking command has been given to one of said first words for said hypertext document or one of said second words in the non-hypertext document; and an output unit for outputting the related information retrieved by said first retrieving unit and/or second retrieving unit.