Patent ID: 6052246
Filing Date: 2000-04-18
Classification: G11B,H04N

Abstract:
A method of recording digital signals on a recording medium comprising the steps of:recording main data on said recording medium on a data block basis, said data block having a preselected length;recording auxiliary information on said recording medium on a data pack basis, said data pack having a length shorter than said preselected length of said data block; andrecording as a form of source packs, multiplexed with said auxiliary information, a fixed pattern indicating the type of said data packs, a flag indicating whether said auxiliary information comprises a plurality of data packs in which additional information pack exists, or a single data pack in which no additional information pack exists, and a number associated with said flag, whereby when said flag indicates said auxiliary information comprises a plurality of data packs, said number indicates the total number of said additional information pack, and when said flag indicates said auxiliary information comprises a single data pack, said number indicates said additional information pack number.