Patent ID: 6469968
Filing Date: 2002-10-22
Classification: G11B

Abstract:
A device for recording information in tracks of a rewritable information carrier, comprising:means for determining a portion of a track for recording a representation of a block of information received by the recording device, the track portion having a beginning and an end; means for recording information in the track portion with a particular manner of representation, the recorded information including the representation; life extending means for varying the manner of representation for subsequently recorded representations in the same track portion so that during subsequent recording the same information in a subsequent representation as in a previous representation would be recorded with a varied manner of representation resulting in different recorded information at least in a part of the same track portion extending more than 32 bits; wherein, the manner of representation includes an initial position in the track portion at which each representation begins; and varying the manner of representation includes shifting the initial position of a subsequent representation by a predetermined amount, with respect to the beginning of the track portion, of more than 32 bit lengths with respect to the initial position of a previous representation in the same track portion.