发明名称 VIEW HISTORY STORAGE DEVICE AND METHOD, AND DIGITAL BROADCAST RECEIVER
摘要 PROBLEM TO BE SOLVED: To provide a view history storage device, a view history storage method, and a digital broadcast receiver capable of surely storing view history required to properly grasp users' preference by using a memory of a small capacity. SOLUTION: The view history storage device includes: a digital broadcast reception unit; a timer acting like a time information acquisition means; an operation section; a view history temporary storage memory for temporarily storing the view history; and a view history storage nonvolatile memory for capable of permanently storing the view history. A control section manages the view history by each of areas divided by a time, and further the view history storage nonvolatile memory stores view history information including channels viewed by users in each area and a view time of each channel. COPYRIGHT: (C)2008,JPO&INPIT
申请公布号 JP2007288298(A) 申请公布日期 2007.11.01
申请号 JP20060110544 申请日期 2006.04.13
申请人 MITSUBISHI ELECTRIC CORP 发明人 KIMURA AKI;MATSUO EIJI;KUSHIDA TAKAYUKI;YUGAWA JUN
分类号 H04N5/44;H04N7/173 主分类号 H04N5/44
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