Patent ID: 6038094
Filing Date: 2000-03-14
Classification: G11B,H03M,H04N

Abstract:
A digital data recording device comprising:a rotary cylinder,a head mounted on the rotary cylinder, for recording digital data on a recording medium,a data adder for detecting a data rate of an input data stream, generating additional data corresponding to a difference between the data rate of the input data stream and a data rate of an output data stream, and adding the additional data to the input data stream, andrecording means for recording the output data stream having a predetermined data rate on the recording medium based on a recording format capable of selecting a plurality of track angles determined in accordance with a speed vector of the head and a speed vector of the recording medium,wherein the recording means records digital data indicating at least one of the group consisting of a track angle during recording, a traveling speed of the recording medium, a rotation number of the rotary cylinder, and a track pitch of the recording medium.