Patent ID: 8046359
Filing Date: 2011-10-25
Classification: G11B,H04N

Abstract:
1. A data processing apparatus operatively connectable with a display apparatus, comprising: a processor; a data storing portion to store data which includes a plurality of page data as a predetermined display unit, the plurality of page data having corresponding page numbers; an instruction accepting portion to accept a page number of one page data which is to be displayed on said display apparatus among the plurality of page data included in said stored data; a display control portion to cause the page data of said accepted page number among the plurality of page data included in said data to be displayed on said display apparatus; a history storing portion to store, for each of the page data which has been displayed, a display history including identification information for identification of the page data, an actually displayed time indicating the time during which the page data was displayed, and an actually displayed order indicating the order in which the page data was displayed; and a redisplay control portion to cause the plurality of page data included in said data to be displayed on said display apparatus based on said display history on the condition that said display history is designated; wherein said instruction accepting portion accepts a forward instruction and a back instruction, and in the case where said forward instruction is accepted, said redisplay control portion controls such that the page data which is specified by said identification information associated with the actually displayed order succeeding the actually displayed order of the page data being displayed and which has the actually displayed time of not less than a predetermined time period in said designated display history is displayed on said display apparatus, and, in the case where said back instruction is accepted, said redisplay control portion controls such that the page data which is specified by said identification information associated with the actually displayed order preceding the actually displayed order of the page data being displayed and which has the actually displayed time of not less than the predetermined time period is displayed on said display apparatus.