Patent ID: 6424478
Filing Date: 2002-07-23
Classification: G11B

Abstract:
An apparatus for recording and reproducing digital data, comprising:group conversion means for receiving input blocked data, arranging the blocked data in a predetermined order to generate grouped data, and outputting the grouped data; control means for receiving a command input together with the input blocked data and generating first management data and a control signal based on the command; recording conversion means for receiving the grouped data output from the group conversion means and converting the grouped data into a recording signal based on the control signal; recording means for receiving the recording signal and recording data represented by the recording signal on a record medium; reproducing means for reproducing from the record medium a signal representing the data recorded on the record medium; reproducing conversion means for converting the reproduced signal into grouped data; and group reverse conversion means for receiving the grouped data output from the reproducing conversion means and reconfiguring blocked data from the grouped data, wherein the control means generates a region control signal for setting at least one data region and management information region on the record medium, generates data region management information concerning the data region, with respect to each of the data region, generates record medium management information for managing the entire record medium, and generates a recording control signal for recording data in the data region and recording the record medium management information and the data region management information in the management information region, whereby during reproduction, the data region management information and the record medium management information are obtained by reproducing only the management information region.