| 摘要 |
PURPOSE: An apparatus and a method for updating a program are provided to realize stable program update regardless of power on and off according to update advance notice information. CONSTITUTION: It is judged whether update advance notice information exists in broadcast signals to notify a time transmitting update data for updating a predetermined program of a receiver. If so, the update advance notice information is analyzed to judge whether update is necessary. If so, the corresponding update time is set up and stored according to the advance notice information. The current time is checked according to the existence of update time set information(S52-S53). An equipment is turned on if it is the update set time(S54). The update data is received to update the corresponding program and update set time storage information is cleared(S55-S63).
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