Document search apparatus

Abstract

A document search apparatus for searching stored document data based on a specified search word is provided with a search word input unit for inputting the search word, a search processing unit for counting the number of times the search word appears in the document data, and a display control unit for changing, based on the number of times the search word appears in the document data counted by the search processing unit, an amount of the document data displayed. The document search apparatus is capable of lightening the burden placed on the user in finding the document of interest and in search refinement by displaying the search result in an easy-to-see graphical layout.

What is claimed is: 
     
         1 . A document search apparatus for searching stored document data based on a specified search word, comprising:
 a search word input unit for inputting the search word;   a search processing unit for counting the number of times the search word appears in the document data; and   a display control unit for changing, based on the number of times the search word appears in the document data counted by the search processing unit, an amount of the document data displayed.   
     
     
         2 . The document search apparatus according to  claim 1 , wherein the display control unit increases the amount of the document data displayed as the number of times the search word appears in the document data increases. 
     
     
         3 . The document search apparatus according to  claim 1 , further comprising a search result memory unit, wherein the search processing unit stores a filename corresponding to the document data and the number of times the search word appears in the document data. 
     
     
         4 . The document search apparatus according to  claim 1 , further comprising a display unit, wherein the display control unit sorts displaying sequences of the searched document data based on the number of times the search word appears in the document data and renders the display unit display the search result. 
     
     
         5 . The document search apparatus according to  claim 4 , wherein the display control unit makes the display sequences of the searched document data in a descending order according to the number of times the search word appears in the document data. 
     
     
         6 . The document search apparatus according to  claim 5 , wherein the display control unit increases the amount of the document data displayed as the number of times the search word appears in the document data increases. 
     
     
         7 . The document search apparatus according to  claim 6 , wherein the display control unit displays the filename corresponding to the document data as a search result. 
     
     
         8 . The document search apparatus according to  claim 7 , wherein the display control unit further displays a portion of the document data as a search result. 
     
     
         9 . The document search apparatus according to  claim 8 , wherein the display unit displays the amount of the document data in a manner depending on the font size of the filename. 
     
     
         10 . The document search apparatus according to  claim 9 , wherein the display unit displays the amount of the document data, which sets a display size of the document data. 
     
     
         11 . The document search apparatus according to  claim 10 , wherein the display amount of the document data depends on the number of the lines of the document data. 
     
     
         12 . A document search method for searching stored document data based on a specified search word, comprising the steps of:
 inputting the search word;   counting the number of times the search word appears in the document data; and   changing an amount of the document data to be displayed, based on the number of times the search word appears in the document data.