DATA CARRIER, RECORDING DEVICE AND SYSTEM FOR RECORDING AND REPRODUCTION Russian patent published in 2006 - IPC G11B23/00 

FIELD: construction of data carrier and engineering of recording device, appropriate for such a data carrier.

SUBSTANCE: data carrier has data zone, meant for recording data, and control zone, meant for recording control data, related to data, recorded in data zone. Control data, recorded input data zone, contain identification information, identifying route, along which data came, recorded in data zone, prior to recording to aforementioned data zone. If information identifies, whether data, recorded in data zone, transferred from original source and recorded once in another data carrier prior to transmission and recording in data zone.

EFFECT: possible personal copying with concurrent increase of unauthorized copying protection reliability.

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