Patent ID: 8213104
Filing Date: 2012-07-03
Classification: G11B

Abstract:
1. An apparatus for writing data onto a tape comprising: a unit for acquiring data to be written to a tape; a writing unit for sending the acquired data for writing thereof onto the tape; a first cache for storing the acquired data; a second cache for storing a leading part extracted from the acquired data; a determination unit for determining a data amount of the leading part of the data to be stored in the second cache so that a portion of the data following the leading part of the data is ready for playback prior to an end of the leading part of the data; an extraction unit for extracting the leading part of the data; and wherein the first cache stores the acquired data including the leading part, wherein the writing unit writes the leading part of the data to a first one of the more than one cache and to a second one of the more than one cache if the data comprising the leading part of the data exceeds the capacity of the first one of the first cache and the second cache.