FIELD: data storage devices. SUBSTANCE: information carrier stores data file and control data file. Control data in control data file are designed for control of reading of data representations from data file during or after reading of data file. Data file and control data file are generated using identical rules of format and encoding. Control data signal contains packets of at least two identical groups of control data bits. In addition invention specification describes method and device for writing data and control data and device for reading data from such information carrier. EFFECT: increased functional capabilities. 11 cl, 8 dwg
Authors
Dates
1997-02-20—Published
1991-09-18—Filed